##### Project Documentation

- About groovy
- Project Info
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- Development Process

## Groovy JDK methods

New methods added to the JDK to make it more groovy.

Groovy JDK classes
boolean[] | byte[] | char[] | double
double[] | float | float[] | groovy.lang.Closure
int[] | java.io.BufferedReader | java.io.BufferedWriter | java.io.DataInputStream
java.io.File | java.io.InputStream | java.io.ObjectInputStream | java.io.OutputStream
java.io.Reader | java.io.Writer | java.lang.Boolean | java.lang.Byte[]
java.lang.CharSequence | java.lang.Character | java.lang.Class | java.lang.ClassLoader
java.lang.Double | java.lang.Float | java.lang.Long | java.lang.Number
java.lang.Object | java.lang.Object[] | java.lang.Process | java.lang.String
java.lang.StringBuffer | java.lang.String[] | java.math.BigDecimal | java.math.BigInteger
java.net.ServerSocket | java.net.Socket | java.net.URL | java.sql.Date
java.util.Collection | java.util.Date | java.util.Enumeration | java.util.Iterator
java.util.List | java.util.Map | java.util.Set | java.util.SortedMap
java.util.SortedSet | java.util.Timer | java.util.regex.Matcher | java.util.regex.Pattern
long | long[] | org.w3c.dom.NodeList | short[]

boolean[]

java.lang.Object | getAt(int idx)
java.lang.Object | getAt(groovy.lang.Range range)
java.lang.Object | getAt(groovy.lang.IntRange range)
java.lang.Object | getAt(groovy.lang.ObjectRange range)
java.lang.Object | getAt(java.util.Collection indices)
void | putAt(int idx, java.lang.Boolean newValue)

byte[]

groovy.lang.Writable | encodeBase64()
java.lang.Object | getAt(int idx)
java.lang.Object | getAt(groovy.lang.Range range)
java.lang.Object | getAt(groovy.lang.IntRange range)
java.lang.Object | getAt(groovy.lang.ObjectRange range)
java.lang.Object | getAt(java.util.Collection indices)
void | putAt(int idx, java.lang.Object newValue)
int | size()
java.util.List | toList()

char[]

java.lang.Object | getAt(int idx)
java.lang.Object | getAt(groovy.lang.Range range)
java.lang.Object | getAt(groovy.lang.IntRange range)
java.lang.Object | getAt(groovy.lang.ObjectRange range)
java.lang.Object | getAt(java.util.Collection indices)
void | putAt(int idx, java.lang.Object newValue)
int | size()
java.util.List | toList()

double

void | downto(java.lang.Number to, groovy.lang.Closure closure)

double[]

java.lang.Object | getAt(int idx)
java.lang.Object | getAt(groovy.lang.Range range)
java.lang.Object | getAt(groovy.lang.IntRange range)
java.lang.Object | getAt(groovy.lang.ObjectRange range)
java.lang.Object | getAt(java.util.Collection indices)
void | putAt(int idx, java.lang.Object newValue)
int | size()
java.util.List | toList()

float

void | downto(java.lang.Number to, groovy.lang.Closure closure)
void | upto(java.lang.Number to, groovy.lang.Closure closure)

float[]

java.lang.Object | getAt(int idx)
java.lang.Object | getAt(groovy.lang.Range range)
java.lang.Object | getAt(groovy.lang.IntRange range)
java.lang.Object | getAt(groovy.lang.ObjectRange range)
java.lang.Object | getAt(java.util.Collection indices)
void | putAt(int idx, java.lang.Object newValue)
int | size()
java.util.List | toList()

groovy.lang.Closure

java.lang.Object | asType(java.lang.Class clazz)

int[]

java.lang.Object | getAt(int idx)
java.lang.Object | getAt(groovy.lang.Range range)
java.lang.Object | getAt(groovy.lang.IntRange range)
java.lang.Object | getAt(groovy.lang.ObjectRange range)
java.lang.Object | getAt(java.util.Collection indices)
void | putAt(int idx, java.lang.Object newValue)
int | size()
java.util.List | toList()

java.io.BufferedReader

java.lang.String | getText()

java.io.BufferedWriter

void | writeLine(java.lang.String line)

java.io.DataInputStream

java.util.Iterator | iterator()

java.io.File

void | append(java.lang.Object text)
void | append(java.lang.Object text, java.lang.String charset)
java.lang.Object | asType(java.lang.Class c)
java.io.File | asWritable()
java.io.File | asWritable(java.lang.String encoding)
void | eachByte(groovy.lang.Closure closure)
void | eachDir(groovy.lang.Closure closure)
void | eachFile(groovy.lang.Closure closure)
void | eachFileMatch(java.lang.Object filter, groovy.lang.Closure closure)
void | eachFileRecurse(groovy.lang.Closure closure)
void | eachLine(groovy.lang.Closure closure)
void | eachObject(groovy.lang.Closure closure)
groovy.lang.Writable | filterLine(groovy.lang.Closure closure)
void | filterLine(java.io.Writer writer, groovy.lang.Closure closure)
java.lang.String | getText(java.lang.String charset)
java.lang.String | getText()
java.util.Iterator | iterator()
java.io.File | leftShift(java.lang.Object text)
java.io.BufferedInputStream | newInputStream()
java.io.ObjectInputStream | newObjectInputStream()
java.io.BufferedOutputStream | newOutputStream()
java.io.PrintWriter | newPrintWriter()
java.io.PrintWriter | newPrintWriter(java.lang.String charset)
java.io.BufferedReader | newReader()
java.io.BufferedReader | newReader(java.lang.String charset)
java.io.BufferedWriter | newWriter()
java.io.BufferedWriter | newWriter(boolean append)
java.io.BufferedWriter | newWriter(java.lang.String charset, boolean append)
java.io.BufferedWriter | newWriter(java.lang.String charset)
byte[] | readBytes()
java.util.List | readLines()
long | size()
void | splitEachLine(java.lang.String sep, groovy.lang.Closure closure)
void | withInputStream(groovy.lang.Closure closure)
void | withOutputStream(groovy.lang.Closure closure)
void | withPrintWriter(groovy.lang.Closure closure)
void | withReader(groovy.lang.Closure closure)
void | withWriter(groovy.lang.Closure closure)
void | withWriter(java.lang.String charset, groovy.lang.Closure closure)
void | withWriterAppend(java.lang.String charset, groovy.lang.Closure closure)
void | write(java.lang.String text)
void | write(java.lang.String text, java.lang.String charset)

java.io.InputStream

void | eachByte(groovy.lang.Closure closure)
void | eachLine(groovy.lang.Closure closure)
groovy.lang.Writable | filterLine(groovy.lang.Closure predicate)
void | filterLine(java.io.Writer writer, groovy.lang.Closure predicate)
java.lang.String | getText()
java.lang.String | getText(java.lang.String charset)
java.util.Iterator | iterator()
java.io.BufferedReader | newReader()
java.lang.String | readLine()
java.util.List | readLines()
void | withReader(groovy.lang.Closure closure)
void | withStream(groovy.lang.Closure closure)

java.io.ObjectInputStream

void | eachObject(groovy.lang.Closure closure)

java.io.OutputStream

java.io.Writer | leftShift(java.lang.Object value)
java.io.OutputStream | leftShift(java.io.InputStream in)
java.io.OutputStream | leftShift(byte[] value)
void | withStream(groovy.lang.Closure closure)
void | withWriter(groovy.lang.Closure closure)
void | withWriter(java.lang.String charset, groovy.lang.Closure closure)

java.io.Reader

void | eachLine(groovy.lang.Closure closure)
void | filterLine(java.io.Writer writer, groovy.lang.Closure closure)
groovy.lang.Writable | filterLine(groovy.lang.Closure closure)
java.lang.String | getText()
java.util.Iterator | iterator()
java.lang.String | readLine()
java.util.List | readLines()
void | splitEachLine(java.lang.String sep, groovy.lang.Closure closure)
void | transformChar(java.io.Writer writer, groovy.lang.Closure closure)
void | transformLine(java.io.Writer writer, groovy.lang.Closure closure)
void | withReader(groovy.lang.Closure closure)

java.io.Writer

java.io.Writer | leftShift(java.lang.Object value)
void | withWriter(groovy.lang.Closure closure)
void | write(groovy.lang.Writable writable)

java.lang.Boolean

java.lang.Boolean | and(java.lang.Boolean right)
java.lang.Boolean | or(java.lang.Boolean right)
java.lang.Boolean | xor(java.lang.Boolean right)

java.lang.Byte[]

groovy.lang.Writable | encodeBase64()

java.lang.CharSequence

java.lang.CharSequence | getAt(int index)
java.lang.CharSequence | getAt(groovy.lang.Range range)
java.lang.CharSequence | getAt(groovy.lang.IntRange range)
java.lang.CharSequence | getAt(java.util.Collection indices)

java.lang.Character

int | compareTo(java.lang.Number right)
int | compareTo(java.lang.Character right)
java.lang.Number | div(java.lang.Number right)
java.lang.Number | div(java.lang.Character right)
java.lang.Number | intdiv(java.lang.Number right)
java.lang.Number | intdiv(java.lang.Character right)
java.lang.Number | minus(java.lang.Number right)
java.lang.Number | minus(java.lang.Character right)
java.lang.Number | multiply(java.lang.Number right)
java.lang.Number | multiply(java.lang.Character right)
java.lang.Number | next()
java.lang.Number | plus(java.lang.Number right)
java.lang.Number | plus(java.lang.Character right)
java.lang.Number | previous()

java.lang.Class

boolean | isCase(java.lang.Object switchValue)
java.lang.Object | newInstance()
java.lang.Object | newInstance(java.lang.Object[] args)

java.lang.ClassLoader

java.lang.ClassLoader | getRootLoader()

java.lang.Double

double | abs()
void | downto(java.lang.Number to, groovy.lang.Closure closure)
long | round()
void | upto(java.lang.Number to, groovy.lang.Closure closure)

java.lang.Float

float | abs()
void | downto(java.lang.Number to, groovy.lang.Closure closure)
int | round()
void | upto(java.lang.Number to, groovy.lang.Closure closure)

java.lang.Long

long | abs()
void | downto(java.lang.Number to, groovy.lang.Closure closure)
void | upto(java.lang.Number to, groovy.lang.Closure closure)

java.lang.Number

int | abs()
java.lang.Number | and(java.lang.Number right)
java.lang.Object | asType(java.lang.Class c)
int | compareTo(java.lang.Character right)
int | compareTo(java.lang.Number right)
java.lang.Number | div(java.lang.Character right)
java.lang.Number | div(java.lang.Number right)
void | downto(java.lang.Number to, groovy.lang.Closure closure)
java.lang.Number | intdiv(java.lang.Character right)
java.lang.Number | intdiv(java.lang.Number right)
java.lang.Number | leftShift(java.lang.Number right)
java.lang.Number | minus(java.lang.Character right)
java.lang.Number | minus(java.lang.Number right)
java.lang.Number | mod(java.lang.Number right)
java.lang.Number | multiply(java.lang.Character right)
java.lang.Number | multiply(java.lang.Number right)
java.lang.Number | negate()
java.lang.Number | next()
java.lang.Number | or(java.lang.Number right)
java.lang.String | plus(java.lang.String right)
java.lang.Number | plus(java.lang.Character right)
java.lang.Number | plus(java.lang.Number right)
java.lang.Number | power(java.lang.Number exponent)
java.lang.Number | previous()
java.lang.Number | rightShift(java.lang.Number right)
java.lang.Number | rightShiftUnsigned(java.lang.Number right)
void | step(java.lang.Number to, java.lang.Number stepNumber, groovy.lang.Closure closure)
void | times(groovy.lang.Closure closure)
java.math.BigDecimal | toBigDecimal()
java.math.BigInteger | toBigInteger()
java.lang.Double | toDouble()
java.lang.Float | toFloat()
java.lang.Integer | toInteger()
java.lang.Long | toLong()
void | upto(java.lang.Number to, groovy.lang.Closure closure)
java.lang.Number | xor(java.lang.Number right)

java.lang.Object

boolean | any(groovy.lang.Closure closure)
java.lang.Object | asType(java.lang.Class type)
java.util.List | collect(groovy.lang.Closure closure)
java.util.Collection | collect(java.util.Collection collection, groovy.lang.Closure closure)
java.lang.String | dump()
void | each(groovy.lang.Closure closure)
void | eachWithIndex(groovy.lang.Closure closure)
boolean | every(groovy.lang.Closure closure)
java.lang.Object | find(groovy.lang.Closure closure)
java.util.List | findAll(groovy.lang.Closure closure)
int | findIndexOf(groovy.lang.Closure closure)
java.lang.Object | getAt(java.lang.String property)
java.util.List | getMetaPropertyValues()
java.util.Map | getProperties()
java.util.List | grep(java.lang.Object filter)
java.lang.Object | identity(groovy.lang.Closure closure)
java.lang.String | inspect()
java.lang.Object | invokeMethod(java.lang.String method, java.lang.Object arguments)
boolean | is(java.lang.Object other)
boolean | isCase(java.lang.Object switchValue)
java.util.Iterator | iterator()
void | print(java.lang.Object value)
void | print(java.io.PrintWriter out)
void | printf(java.lang.String format, java.lang.Object[] values)
void | printf(java.lang.String format, java.lang.Object arg)
void | println()
void | println(java.lang.Object value)
void | println(java.io.PrintWriter out)
void | putAt(java.lang.String property, java.lang.Object newValue)
void | use(java.lang.Class categoryClass, groovy.lang.Closure closure)
void | use(java.util.List categoryClassList, groovy.lang.Closure closure)
void | use(java.lang.Object[] array)

java.lang.Object[]

java.util.List | getAt(java.util.Collection indices)
java.util.List | getAt(groovy.lang.Range range)
java.util.List | getAt(groovy.lang.IntRange range)
java.util.List | getAt(groovy.lang.ObjectRange range)
java.lang.Object | getAt(int idx)
java.lang.Object | inject(java.lang.Object value, groovy.lang.Closure closure)
java.lang.String | join(java.lang.String separator)
void | putAt(int idx, java.lang.Object value)
int | size()
java.lang.String | toArrayString()
java.util.List | toList()
groovy.lang.SpreadMap | toSpreadMap()
java.lang.String | toString()

java.lang.Process

void | consumeProcessOutput()
java.io.InputStream | getErr()
java.io.InputStream | getIn()
java.io.OutputStream | getOut()
java.lang.String | getText()
java.io.Writer | leftShift(java.lang.Object value)
java.io.OutputStream | leftShift(byte[] value)
void | waitForOrKill(long numberOfMillis)

java.lang.String

java.lang.Object | asType(java.lang.Class c)
java.lang.String | center(java.lang.Number numberOfChars, java.lang.String padding)
java.lang.String | center(java.lang.Number numberOfChars)
boolean | contains(java.lang.String text)
int | count(java.lang.String text)
byte[] | decodeBase64()
void | eachMatch(java.lang.String regex, groovy.lang.Closure closure)
java.lang.Process | execute()
java.lang.Process | execute(java.lang.String[] envp, java.io.File dir)
java.lang.Process | execute(java.util.List envp, java.io.File dir)
java.lang.String | getAt(int index)
java.lang.String | getAt(groovy.lang.IntRange range)
java.lang.String | getAt(groovy.lang.Range range)
java.lang.String | getAt(java.util.Collection indices)
boolean | isCase(java.lang.Object switchValue)
java.lang.StringBuffer | leftShift(java.lang.Object value)
java.lang.String | minus(java.lang.Object value)
java.lang.String | multiply(java.lang.Number factor)
java.util.regex.Pattern | negate()
java.lang.String | next()
java.lang.String | padLeft(java.lang.Number numberOfChars, java.lang.String padding)
java.lang.String | padLeft(java.lang.Number numberOfChars)
java.lang.String | padRight(java.lang.Number numberOfChars, java.lang.String padding)
java.lang.String | padRight(java.lang.Number numberOfChars)
java.lang.String | plus(java.lang.Object value)
java.lang.String | previous()
java.lang.String | replaceAll(java.lang.String regex, groovy.lang.Closure closure)
java.lang.String | reverse()
int | size()
java.math.BigDecimal | toBigDecimal()
java.math.BigInteger | toBigInteger()
java.lang.Boolean | toBoolean()
java.lang.Character | toCharacter()
java.lang.Double | toDouble()
java.lang.Float | toFloat()
java.lang.Integer | toInteger()
java.util.List | toList()
java.lang.Long | toLong()
java.net.URI | toURI()
java.net.URL | toURL()
java.util.List | tokenize(java.lang.String token)
java.util.List | tokenize()

java.lang.StringBuffer

java.lang.StringBuffer | leftShift(java.lang.Object value)
java.lang.String | plus(java.lang.String value)
void | putAt(groovy.lang.IntRange range, java.lang.Object value)
void | putAt(groovy.lang.EmptyRange range, java.lang.Object value)
int | size()

java.lang.String[]

java.lang.Process | execute()

java.math.BigDecimal

void | downto(java.lang.Number to, groovy.lang.Closure closure)
java.lang.Number | multiply(java.lang.Double right)
java.lang.Number | multiply(java.math.BigInteger right)
void | upto(java.lang.Number to, groovy.lang.Closure closure)

java.math.BigInteger

void | downto(java.lang.Number to, groovy.lang.Closure closure)
void | upto(java.lang.Number to, groovy.lang.Closure closure)

java.net.ServerSocket

java.net.Socket | accept(groovy.lang.Closure closure)

java.net.Socket

java.io.Writer | leftShift(java.lang.Object value)
java.io.OutputStream | leftShift(byte[] value)
void | withStreams(groovy.lang.Closure closure)

java.net.URL

void | eachByte(groovy.lang.Closure closure)
void | eachLine(groovy.lang.Closure closure)
java.lang.String | getText()
java.lang.String | getText(java.lang.String charset)
void | withReader(groovy.lang.Closure closure)

java.sql.Date

java.sql.Date | minus(int days)
java.sql.Date | next()
java.sql.Date | plus(int days)
java.sql.Date | previous()

java.util.Collection

java.util.Collection | asImmutable()
java.util.List | asList()
java.util.Collection | asSynchronized()
java.lang.Object | asType(java.lang.Class clazz)
java.util.List | collect(groovy.lang.Closure closure)
java.util.Collection | collect(java.util.Collection collection, groovy.lang.Closure closure)
int | count(java.lang.Object value)
boolean | disjoint(java.util.Collection right)
void | each(groovy.lang.Closure closure)
java.lang.Object | find(groovy.lang.Closure closure)
java.util.List | findAll(groovy.lang.Closure closure)
java.util.List | getAt(java.lang.String property)
java.util.Map | groupBy(groovy.lang.Closure closure)
java.lang.Object | inject(java.lang.Object value, groovy.lang.Closure closure)
java.util.List | intersect(java.util.Collection right)
boolean | isCase(java.lang.Object switchValue)
java.lang.String | join(java.lang.String separator)
java.util.Collection | leftShift(java.lang.Object value)
java.lang.Object | max()
java.lang.Object | max(java.util.Comparator comparator)
java.lang.Object | max(groovy.lang.Closure closure)
java.lang.Object | min()
java.lang.Object | min(java.util.Comparator comparator)
java.lang.Object | min(groovy.lang.Closure closure)
java.util.List | multiply(java.lang.Number factor)
java.util.List | plus(java.util.Collection right)
java.util.List | plus(java.lang.Object right)
java.util.List | sort()
java.util.List | sort(java.util.Comparator comparator)
java.util.List | sort(groovy.lang.Closure closure)
java.lang.Object | sum()
java.lang.Object | sum(groovy.lang.Closure closure)
java.util.List | toList()
java.lang.String | toListString()
java.lang.String | toString()
java.util.Collection | unique()
java.util.Collection | unique(groovy.lang.Closure closure)
java.util.Collection | unique(java.util.Comparator comparator)

java.util.Date

java.util.Date | minus(int days)
java.util.Date | next()
java.util.Date | plus(int days)
java.util.Date | previous()

java.util.Enumeration

java.util.Iterator | iterator()

java.util.Iterator

java.util.Iterator | iterator()

java.util.List

java.util.List | asImmutable()
java.util.List | asSynchronized()
boolean | equals(java.util.List right)
java.lang.Process | execute()
java.util.List | flatten()
java.util.List | getAt(groovy.lang.IntRange range)
java.util.List | getAt(java.util.Collection indices)
java.lang.Object | getAt(int idx)
java.util.List | minus(java.util.Collection removeMe)
java.util.List | minus(java.lang.Object operand)
java.lang.Object | pop()
void | putAt(int idx, java.lang.Object value)
void | putAt(groovy.lang.EmptyRange range, java.lang.Object value)
void | putAt(groovy.lang.IntRange range, java.lang.Object value)
void | putAt(java.util.List splice, java.util.List values)
void | putAt(java.util.List splice, java.lang.Object value)
java.util.List | reverse()
void | reverseEach(groovy.lang.Closure closure)

java.util.Map

java.util.Map | asImmutable()
java.util.Map | asSynchronized()
java.lang.Object | asType(java.lang.Class clazz)
java.util.Collection | collect(java.util.Collection collection, groovy.lang.Closure closure)
java.util.List | collect(groovy.lang.Closure closure)
void | each(groovy.lang.Closure closure)
java.lang.Object | find(groovy.lang.Closure closure)
java.util.Map | findAll(groovy.lang.Closure closure)
java.lang.Object | get(java.lang.Object key, java.lang.Object defaultValue)
java.lang.Object | getAt(java.lang.Object key)
java.lang.Object | putAt(java.lang.Object key, java.lang.Object value)
groovy.lang.SpreadMap | spread()
java.util.Map | subMap(java.util.Collection keys)
java.lang.String | toMapString()
groovy.lang.SpreadMap | toSpreadMap()
java.lang.String | toString()

java.util.Set

java.util.Set | asImmutable()
java.util.Set | asSynchronized()

java.util.SortedMap

java.util.SortedMap | asImmutable()
java.util.SortedMap | asSynchronized()

java.util.SortedSet

java.util.SortedSet | asImmutable()
java.util.SortedSet | asSynchronized()
java.util.SortedSet | sort()

java.util.Timer

void | runAfter(int delay, groovy.lang.Closure closure)

java.util.regex.Matcher

void | each(groovy.lang.Closure closure)
java.lang.Object | getAt(int idx)
java.lang.String | getAt(java.util.Collection indices)
int | getCount()
boolean | hasGroup()
java.util.Iterator | iterator()
void | setIndex(int idx)
long | size()

java.util.regex.Pattern

boolean | isCase(java.lang.Object switchValue)

long

void | downto(java.lang.Number to, groovy.lang.Closure closure)
void | upto(java.lang.Number to, groovy.lang.Closure closure)

long[]

java.lang.Object | getAt(int idx)
java.lang.Object | getAt(groovy.lang.Range range)
java.lang.Object | getAt(groovy.lang.IntRange range)
java.lang.Object | getAt(groovy.lang.ObjectRange range)
java.lang.Object | getAt(java.util.Collection indices)
void | putAt(int idx, java.lang.Object newValue)
int | size()
java.util.List | toList()

org.w3c.dom.NodeList

java.util.Iterator | iterator()

short[]

java.lang.Object | getAt(int idx)
java.lang.Object | getAt(groovy.lang.Range range)
java.lang.Object | getAt(groovy.lang.IntRange range)
java.lang.Object | getAt(groovy.lang.ObjectRange range)
java.lang.Object | getAt(java.util.Collection indices)
void | putAt(int idx, java.lang.Object newValue)
int | size()
java.util.List | toList()

### boolean[]

java.lang.Object getAt(int idx)

- returns: java.lang.Object

java.lang.Object getAt(groovy.lang.Range range)

- returns: java.lang.Object

java.lang.Object getAt(groovy.lang.IntRange range)

- returns: java.lang.Object

java.lang.Object getAt(groovy.lang.ObjectRange range)

- returns: java.lang.Object

java.lang.Object getAt(java.util.Collection indices)

- returns: java.lang.Object

void putAt(int idx, java.lang.Boolean newValue)

### byte[]

groovy.lang.Writable encodeBase64()

Produce a Writable object which writes the base64 encoding of the byte array Calling toString() on the result rerurns the encoding as a String

- returns: groovy.lang.Writable - object which will write the base64 encoding of the byte array

java.lang.Object getAt(int idx)

- returns: java.lang.Object

java.lang.Object getAt(groovy.lang.Range range)

- returns: java.lang.Object

java.lang.Object getAt(groovy.lang.IntRange range)

- returns: java.lang.Object

java.lang.Object getAt(groovy.lang.ObjectRange range)

- returns: java.lang.Object

java.lang.Object getAt(java.util.Collection indices)

- returns: java.lang.Object

void putAt(int idx, java.lang.Object newValue)

int size()

- returns: int

java.util.List toList()

- returns: java.util.List

### char[]

java.lang.Object getAt(int idx)

- returns: java.lang.Object

java.lang.Object getAt(groovy.lang.Range range)

- returns: java.lang.Object

java.lang.Object getAt(groovy.lang.IntRange range)

- returns: java.lang.Object

java.lang.Object getAt(groovy.lang.ObjectRange range)

- returns: java.lang.Object

java.lang.Object getAt(java.util.Collection indices)

- returns: java.lang.Object

void putAt(int idx, java.lang.Object newValue)

int size()

- returns: int

java.util.List toList()

- returns: java.util.List

### double

void downto(java.lang.Number to, groovy.lang.Closure closure)

### double[]

java.lang.Object getAt(int idx)

- returns: java.lang.Object

java.lang.Object getAt(groovy.lang.Range range)

- returns: java.lang.Object

java.lang.Object getAt(groovy.lang.IntRange range)

- returns: java.lang.Object

java.lang.Object getAt(groovy.lang.ObjectRange range)

- returns: java.lang.Object

java.lang.Object getAt(java.util.Collection indices)

- returns: java.lang.Object

void putAt(int idx, java.lang.Object newValue)

int size()

- returns: int

java.util.List toList()

- returns: java.util.List

### float

void downto(java.lang.Number to, groovy.lang.Closure closure)

void upto(java.lang.Number to, groovy.lang.Closure closure)

### float[]

java.lang.Object getAt(int idx)

- returns: java.lang.Object

java.lang.Object getAt(groovy.lang.Range range)

- returns: java.lang.Object

java.lang.Object getAt(groovy.lang.IntRange range)

- returns: java.lang.Object

java.lang.Object getAt(groovy.lang.ObjectRange range)

- returns: java.lang.Object

java.lang.Object getAt(java.util.Collection indices)

- returns: java.lang.Object

void putAt(int idx, java.lang.Object newValue)

int size()

- returns: int

java.util.List toList()

- returns: java.util.List

### groovy.lang.Closure

java.lang.Object asType(java.lang.Class clazz)

- returns: java.lang.Object

### int[]

java.lang.Object getAt(int idx)

- returns: java.lang.Object

java.lang.Object getAt(groovy.lang.Range range)

- returns: java.lang.Object

java.lang.Object getAt(groovy.lang.IntRange range)

- returns: java.lang.Object

java.lang.Object getAt(groovy.lang.ObjectRange range)

- returns: java.lang.Object

java.lang.Object getAt(java.util.Collection indices)

- returns: java.lang.Object

void putAt(int idx, java.lang.Object newValue)

int size()

- returns: int

java.util.List toList()

- returns: java.util.List

### java.io.BufferedReader

java.lang.String getText()

Reads the content of the BufferedReader and returns it as a String. The BufferedReader is closed afterwards.

- returns: java.lang.String - a String containing the content of the buffered reader
- throws: java.io.IOException - IOException

### java.io.BufferedWriter

void writeLine(java.lang.String line)

Write the text and append a new line (depending on the platform line-ending)

- param line the line to write
- throws: java.io.IOException - IOException

### java.io.DataInputStream

java.util.Iterator iterator()

Standard iterator for a data input stream which iterates through the stream content in a byte-based fashion.

- returns: java.util.Iterator -

### java.io.File

void append(java.lang.Object text)

Append the text at the end of the File

- param text the text to append at the end of the File
- throws: java.io.IOException - IOException

void append(java.lang.Object text, java.lang.String charset)

Append the text at the end of the File with a specified encoding

- param text the text to append at the end of the File
- param charset the charset used
- throws: java.io.IOException - IOException

java.lang.Object asType(java.lang.Class c)

- returns: java.lang.Object

java.io.File asWritable()

- returns: java.io.File - a File which wraps the input file and which implements Writable

java.io.File asWritable(java.lang.String encoding)

- param encoding the encoding to be used when reading the file's contents
- returns: java.io.File - File which wraps the input file and which implements Writable

void eachByte(groovy.lang.Closure closure)

Traverse through each byte of the specified File

- param closure a closure
- throws: java.io.IOException

void eachDir(groovy.lang.Closure closure)

Invokes the closure for each directory in the given directory, ignoring regular files.

- param closure a closure
- throws: java.io.FileNotFoundException - FileNotFoundException Thrown if the given directory does not exist
- throws: java.lang.IllegalArgumentException - FileNotFoundException Thrown if the given directory does not exist

void eachFile(groovy.lang.Closure closure)

Invokes the closure for each file in the given directory

- param closure a closure
- throws: java.io.FileNotFoundException - FileNotFoundException Thrown if the given directory does not exist
- throws: java.lang.IllegalArgumentException - FileNotFoundException Thrown if the given directory does not exist

void eachFileMatch(java.lang.Object filter, groovy.lang.Closure closure)

Invokes the closure for each file matching the given filter in the given directory - calling the isCase() method used by switch statements. This method can be used with different kinds of filters like regular expresions, classes, ranges etc.

- param filter the filter to perform on the directory (using the isCase(object) method)
- param closure
- throws: java.io.FileNotFoundException - FileNotFoundException Thrown if the given directory does not exist
- throws: java.lang.IllegalArgumentException - FileNotFoundException Thrown if the given directory does not exist

void eachFileRecurse(groovy.lang.Closure closure)

Invokes the closure for each file in the given directory and recursively. It is a depth-first exploration, directories are included in the search.

- param closure a closure
- throws: java.io.FileNotFoundException - FileNotFoundException Thrown if the given directory does not exist
- throws: java.lang.IllegalArgumentException - FileNotFoundException Thrown if the given directory does not exist

void eachLine(groovy.lang.Closure closure)

Iterates through the given file line by line

- param closure a closure
- throws: java.io.IOException - IOException

void eachObject(groovy.lang.Closure closure)

Iterates through the given file object by object

- param closure a closure
- throws: java.io.IOException - IOException
- throws: java.lang.ClassNotFoundException - IOException

groovy.lang.Writable filterLine(groovy.lang.Closure closure)

Filters the lines of a File and creates a Writeable in return to stream the filtered lines

- param closure a closure which returns a boolean indicating to filter the line or not
- returns: groovy.lang.Writable - a Writable closure
- throws: java.io.IOException - IOException if <code>self</code> is not readable

void filterLine(java.io.Writer writer, groovy.lang.Closure closure)

Filter the lines from a File and write them on a writer, according to a closure which returns true or false

- param writer a writer
- param closure a closure which returns a boolean value and takes a line as input
- throws: java.io.IOException - IOException if <code>self</code> is not readable

java.lang.String getText(java.lang.String charset)

Reads the content of the File opened with the specified encoding and returns it as a String

- param charset the charset used to read the content of the file
- returns: java.lang.String - a String containing the content of the file
- throws: java.io.IOException - IOException

java.lang.String getText()

Reads the content of the File and returns it as a String

- returns: java.lang.String - a String containing the content of the file
- throws: java.io.IOException - IOException

java.util.Iterator iterator()

Standard iterator for a file which iterates through the file content in a line-based fashion.

- returns: java.util.Iterator -
- throws: java.io.IOException - IOException

java.io.File leftShift(java.lang.Object text)

Write the text to the File.

- param text the text to write to the File
- returns: java.io.File
- throws: java.io.IOException - IOException

java.io.BufferedInputStream newInputStream()

Helper method to create a buffered input stream for a file

- returns: java.io.BufferedInputStream - a BufferedInputStream of the file
- throws: java.io.FileNotFoundException - FileNotFoundException

java.io.ObjectInputStream newObjectInputStream()

Helper method to create an object input stream from the given file.

- returns: java.io.ObjectInputStream - an object input stream
- throws: java.io.FileNotFoundException - FileNotFoundException
- throws: java.io.IOException - FileNotFoundException

java.io.BufferedOutputStream newOutputStream()

Helper method to create a buffered output stream for a file

- returns: java.io.BufferedOutputStream
- throws: java.io.IOException - FileNotFoundException

java.io.PrintWriter newPrintWriter()

Helper method to create a new PrintWriter for a file

- returns: java.io.PrintWriter
- throws: java.io.IOException - FileNotFoundException

java.io.PrintWriter newPrintWriter(java.lang.String charset)

Helper method to create a new PrintWriter for a file with a specified charset

- param charset the charset
- returns: java.io.PrintWriter - a PrintWriter
- throws: java.io.IOException - FileNotFoundException

java.io.BufferedReader newReader()

Helper method to create a buffered reader for a file

- returns: java.io.BufferedReader - a BufferedReader
- throws: java.io.IOException - IOException

java.io.BufferedReader newReader(java.lang.String charset)

Helper method to create a buffered reader for a file, with a specified charset

- param charset the charset with which we want to write in the File
- returns: java.io.BufferedReader - a BufferedReader
- throws: java.io.FileNotFoundException - FileNotFoundException if the File was not found
- throws: java.io.UnsupportedEncodingException - FileNotFoundException if the File was not found

java.io.BufferedWriter newWriter()

Helper method to create a buffered writer for a file

- returns: java.io.BufferedWriter - a BufferedWriter
- throws: java.io.IOException - FileNotFoundException

java.io.BufferedWriter newWriter(boolean append)

Helper method to create a buffered writer for a file in append mode

- param append true if in append mode
- returns: java.io.BufferedWriter - a BufferedWriter
- throws: java.io.IOException - FileNotFoundException

java.io.BufferedWriter newWriter(java.lang.String charset, boolean append)

Helper method to create a buffered writer for a file

- param charset the name of the encoding used to write in this file
- param append true if in append mode
- returns: java.io.BufferedWriter - a BufferedWriter
- throws: java.io.IOException - FileNotFoundException

java.io.BufferedWriter newWriter(java.lang.String charset)

Helper method to create a buffered writer for a file

- param charset the name of the encoding used to write in this file
- returns: java.io.BufferedWriter - a BufferedWriter
- throws: java.io.IOException - FileNotFoundException

byte[] readBytes()

Reads the content of the file into an array of byte

- returns: byte[] - a List of Bytes
- throws: java.io.IOException

java.util.List readLines()

Reads the file into a list of Strings for each line

- returns: java.util.List - a List of lines
- throws: java.io.IOException - IOException

long size()

Provide the standard Groovy size method

- returns: long

void splitEachLine(java.lang.String sep, groovy.lang.Closure closure)

Iterates through the given file line by line, splitting on the seperator

- param sep a String separator
- param closure a closure
- throws: java.io.IOException - IOException

void withInputStream(groovy.lang.Closure closure)

Helper method to create a new InputStream for a file and then passes it into the closure and ensures its closed again afterwords

- throws: java.io.IOException - FileNotFoundException

void withOutputStream(groovy.lang.Closure closure)

Helper method to create a new OutputStream for a file and then passes it into the closure and ensures its closed again afterwords

- throws: java.io.IOException - FileNotFoundException

void withPrintWriter(groovy.lang.Closure closure)

Helper method to create a new PrintWriter for a file and then passes it into the closure and ensures its closed again afterwords

- throws: java.io.IOException - FileNotFoundException

void withReader(groovy.lang.Closure closure)

Helper method to create a new BufferedReader for a file and then passes it into the closure and ensures its closed again afterwords

- throws: java.io.IOException - FileNotFoundException

void withWriter(groovy.lang.Closure closure)

Helper method to create a new BufferedWriter for a file and then passes it into the closure and ensures it is closed again afterwords

- param closure a closure
- throws: java.io.IOException - FileNotFoundException

void withWriter(java.lang.String charset, groovy.lang.Closure closure)

Helper method to create a new BufferedWriter for a file in a specified encoding and then passes it into the closure and ensures it is closed again afterwords

- param charset the charset used
- param closure a closure
- throws: java.io.IOException - FileNotFoundException

void withWriterAppend(java.lang.String charset, groovy.lang.Closure closure)

Helper method to create a new BufferedWriter for a file in a specified encoding in append mode and then passes it into the closure and ensures it is closed again afterwords

- param charset the charset used
- param closure a closure
- throws: java.io.IOException - FileNotFoundException

void write(java.lang.String text)

Write the text to the File.

- param text the text to write to the File
- throws: java.io.IOException - IOException

void write(java.lang.String text, java.lang.String charset)

Write the text to the File with a specified encoding.

- param text the text to write to the File
- param charset the charset used
- throws: java.io.IOException - IOException

### java.io.InputStream

void eachByte(groovy.lang.Closure closure)

Traverse through each byte of the specified stream. The stream is closed afterwards.

- param closure closure to apply to each byte
- throws: java.io.IOException - IOException

void eachLine(groovy.lang.Closure closure)

Iterates through the given stream line by line

- param closure a closure
- throws: java.io.IOException - IOException

groovy.lang.Writable filterLine(groovy.lang.Closure predicate)

Filter lines from an input stream using a closure predicate

- param predicate a closure which returns boolean and takes a line
- returns: groovy.lang.Writable - a filtered writer

void filterLine(java.io.Writer writer, groovy.lang.Closure predicate)

Filters lines from an input stream, writing to a writer, using a closure which returns boolean and takes a line.

- param writer a writer to write output to
- param predicate a closure which returns a boolean and takes a line as input
- throws: java.io.IOException

java.lang.String getText()

Reads the content of this InputStream and returns it as a String

- returns: java.lang.String - the text from that URL
- throws: java.io.IOException - IOException

java.lang.String getText(java.lang.String charset)

Reads the content of this InputStream with a specified charset and returns it as a String

- param charset opens the stream with a specified charset
- returns: java.lang.String - the text from that URL
- throws: java.io.IOException - IOException

java.util.Iterator iterator()

Standard iterator for a input stream which iterates through the stream content in a byte-based fashion.

- returns: java.util.Iterator -

java.io.BufferedReader newReader()

Provides a reader for an arbitrary input stream

- returns: java.io.BufferedReader - a reader

java.lang.String readLine()

Read a single, whole line from the given InputStream

- returns: java.lang.String - a line
- throws: java.io.IOException - IOException

java.util.List readLines()

Reads the stream into a list of Strings for each line

- returns: java.util.List - a List of lines
- throws: java.io.IOException - IOException

void withReader(groovy.lang.Closure closure)

Helper method to create a new BufferedReader for a stream and then passes it into the closure and ensures its closed again afterwords

- throws: java.io.IOException - FileNotFoundException

void withStream(groovy.lang.Closure closure)

Allows a InputStream to be used, calling the closure with the stream and then ensuring that the stream is closed down again irrespective of whether exceptions occur or the

- param closure the closure that the stream is passed into
- throws: java.io.IOException - IOException

### java.io.ObjectInputStream

void eachObject(groovy.lang.Closure closure)

Iterates through the given object stream object by object. The ObjectInputStream is closed afterwards.

- param closure a closure
- throws: java.io.IOException - IOException
- throws: java.lang.ClassNotFoundException - IOException

### java.io.OutputStream

java.io.Writer leftShift(java.lang.Object value)

Overloads the left shift operator to provide an append mechanism to add things to a stream

- param value a value to append
- returns: java.io.Writer - a Writer
- throws: java.io.IOException

java.io.OutputStream leftShift(java.io.InputStream in)

Pipe an inputstream into an outputstream for efficient stream copying.

- param in stream to read from
- returns: java.io.OutputStream - the outputstream itself
- throws: java.io.IOException - IOException

java.io.OutputStream leftShift(byte[] value)

Overloads the left shift operator to provide an append mechanism to add bytes to a stream

- param value a value to append
- returns: java.io.OutputStream - an OutputStream
- throws: java.io.IOException

void withStream(groovy.lang.Closure closure)

Allows a OutputStream to be used, calling the closure with the stream and then ensuring that the stream is closed down again irrespective of whether exceptions occur.

- param closure the closure that the stream is passed into
- throws: java.io.IOException - IOException

void withWriter(groovy.lang.Closure closure)

Allows an output stream to be used, calling the closure with the output stream and then ensuring that the output stream is closed down again irrespective of whether exceptions occur

- param closure the closure that the writer is passed into
- throws: java.io.IOException - IOException

void withWriter(java.lang.String charset, groovy.lang.Closure closure)

Allows an output stream to be used, calling the closure with the output stream and then ensuring that the output stream is closed down again irrespective of whether exceptions occur.

- param charset the charset used
- param closure the closure that the writer is passed into
- throws: java.io.IOException - IOException

### java.io.Reader

void eachLine(groovy.lang.Closure closure)

Iterates through the given reader line by line. The Reader is closed afterwards

- param closure a closure
- throws: java.io.IOException - IOException

void filterLine(java.io.Writer writer, groovy.lang.Closure closure)

Filter the lines from a reader and write them on the writer, according to a closure which returns true or false. Both Reader and Writer are closed after the operation.

- param writer a writer, closed after the call
- param closure the closure which returns booleans
- throws: java.io.IOException - IOException

groovy.lang.Writable filterLine(groovy.lang.Closure closure)

Filter the lines of a Reader and create a Writable in return to stream the filtered lines.

- param closure a closure returning a boolean indicating to filter or not a line
- returns: groovy.lang.Writable - a Writable closure

java.lang.String getText()

Reads the content of the Reader and returns it as a String

- returns: java.lang.String - a String containing the content of the buffered reader
- throws: java.io.IOException - IOException

java.util.Iterator iterator()

- returns: java.util.Iterator - an Iterator for a Reader

java.lang.String readLine()

Read a single, whole line from the given Reader

- returns: java.lang.String - a line
- throws: java.io.IOException - IOException

java.util.List readLines()

Reads the reader into a list of Strings for each line

- returns: java.util.List - a List of lines
- throws: java.io.IOException - IOException

void splitEachLine(java.lang.String sep, groovy.lang.Closure closure)

Iterates through the given reader line by line, splitting on the separator. The Reader is closed afterwards.

- param sep a String separator
- param closure a closure
- throws: java.io.IOException - IOException

void transformChar(java.io.Writer writer, groovy.lang.Closure closure)

Transforms the characters from a reader with a Closure and write them to a writer.

- param writer
- param closure
- throws: java.io.IOException

void transformLine(java.io.Writer writer, groovy.lang.Closure closure)

Transforms the lines from a reader with a Closure and write them to a writer. Both Reader and Writer are closed after the operation

- param writer Where transformed lines are written. Writer is closed afterwards.
- param closure Single parameter closure that is called to transform each line of text from the reader, before writing it to the writer.
- throws: java.io.IOException

void withReader(groovy.lang.Closure closure)

Allows a Reader to be used, calling the closure with the reader and then ensuring that the reader is closed down again irrespective of whether exceptions occur or the

- param closure the closure that the writer is passed into
- throws: java.io.IOException - IOException

### java.io.Writer

java.io.Writer leftShift(java.lang.Object value)

Overloads the left shift operator to provide an append mechanism to add things to a writer

- param value a value to append
- returns: java.io.Writer - a StringWriter
- throws: java.io.IOException

void withWriter(groovy.lang.Closure closure)

Allows a writer to be used, calling the closure with the writer and then ensuring that the writer is closed down again irrespective of whether exceptions occur or the

- param closure the closure that the writer is passed into
- throws: java.io.IOException - IOException

void write(groovy.lang.Writable writable)

A helper method so that dynamic dispatch of the writer.write(object) method will always use the more efficient Writable.writeTo(writer) mechanism if the object implements the Writable interface.

- param writable an object implementing the Writable interface
- throws: java.io.IOException

### java.lang.Boolean

java.lang.Boolean and(java.lang.Boolean right)

- returns: java.lang.Boolean

java.lang.Boolean or(java.lang.Boolean right)

- returns: java.lang.Boolean

java.lang.Boolean xor(java.lang.Boolean right)

- returns: java.lang.Boolean

### java.lang.Byte[]

groovy.lang.Writable encodeBase64()

- returns: groovy.lang.Writable

### java.lang.CharSequence

java.lang.CharSequence getAt(int index)

Support the subscript operator for String.

- param index the index of the Character to get
- returns: java.lang.CharSequence - the Character at the given index

java.lang.CharSequence getAt(groovy.lang.Range range)

Support the range subscript operator for CharSequence

- param range a Range
- returns: java.lang.CharSequence - the subsequence CharSequence

java.lang.CharSequence getAt(groovy.lang.IntRange range)

Support the range subscript operator for CharSequence or StringBuffer with IntRange

- param range an IntRange
- returns: java.lang.CharSequence - the subsequence CharSequence

java.lang.CharSequence getAt(java.util.Collection indices)

Allows a List to be used as the indices to be used on a CharSequence

- param indices a Collection of indices
- returns: java.lang.CharSequence - a String of the values at the given indices

### java.lang.Character

int compareTo(java.lang.Number right)

Compare a Character and a Number

- param right a Number
- returns: int - the result of the comparison

int compareTo(java.lang.Character right)

Compare two Characters

- param right a Character
- returns: int - the result of the comparison

java.lang.Number div(java.lang.Number right)

Divide a Character by a Number

- param right a Number
- returns: java.lang.Number - the multiplication of both

java.lang.Number div(java.lang.Character right)

Divide two Characters

- param right another Character
- returns: java.lang.Number - the multiplication of both

java.lang.Number intdiv(java.lang.Number right)

Integer Divide a Character by a Number

- param right a Number
- returns: java.lang.Number - the integer division of both

java.lang.Number intdiv(java.lang.Character right)

Integer Divide two Characters

- param right another Character
- returns: java.lang.Number - the integer division of both

java.lang.Number minus(java.lang.Number right)

Subtract a Number from a Character

- param right a Number
- returns: java.lang.Number - the addition of the Character and the Number

java.lang.Number minus(java.lang.Character right)

Subtraction two Characters

- param right a Character
- returns: java.lang.Number - the addition of both Characters

java.lang.Number multiply(java.lang.Number right)

Multiply a Character by a Number

- param right a Number
- returns: java.lang.Number - the multiplication of both

java.lang.Number multiply(java.lang.Character right)

Multiply two Characters

- param right another Character
- returns: java.lang.Number - the multiplication of both

java.lang.Number next()

Increment a Character by one

- returns: java.lang.Number - an incremented Number

java.lang.Number plus(java.lang.Number right)

Add a Character and a Number

- param right a Number
- returns: java.lang.Number - the addition of the Character and the Number

java.lang.Number plus(java.lang.Character right)

Add two Characters

- param right a Character
- returns: java.lang.Number - the addition of both Characters

java.lang.Number previous()

Decrement a Character by one

- returns: java.lang.Number - a decremented Number

### java.lang.Class

boolean isCase(java.lang.Object switchValue)

- returns: boolean

java.lang.Object newInstance()

- returns: java.lang.Object

java.lang.Object newInstance(java.lang.Object[] args)

- returns: java.lang.Object

### java.lang.ClassLoader

java.lang.ClassLoader getRootLoader()

Iterates through the class loader parents until it finds a loader with a class named equal to org.codehaus.groovy.tools.RootLoader. If there is no such class null will be returned. The name has to be used because a direct compare with == may fail as the class may be loaded through different classloaders.

- returns: java.lang.ClassLoader

### java.lang.Double

double abs()

Get the absolute value

- returns: double - the absolute value of that Double

void downto(java.lang.Number to, groovy.lang.Closure closure)

long round()

Round the value

- returns: long - the absolute value of that Double

void upto(java.lang.Number to, groovy.lang.Closure closure)

### java.lang.Float

float abs()

Get the absolute value

- returns: float - the absolute value of that Float

void downto(java.lang.Number to, groovy.lang.Closure closure)

int round()

Get the absolute value

- returns: int - the absolute value of that Float

void upto(java.lang.Number to, groovy.lang.Closure closure)

### java.lang.Long

long abs()

Get the absolute value

- returns: long - the absolute value of that Long

void downto(java.lang.Number to, groovy.lang.Closure closure)

void upto(java.lang.Number to, groovy.lang.Closure closure)

### java.lang.Number

int abs()

Get the absolute value

- returns: int - the absolute value of that Number

java.lang.Number and(java.lang.Number right)

Bitwise AND together two Numbers

- param right another Number to bitwse AND
- returns: java.lang.Number - the bitwise AND of both Numbers

java.lang.Object asType(java.lang.Class c)

- returns: java.lang.Object

int compareTo(java.lang.Character right)

Compare a Number and a Character

- param right a Character
- returns: int - the result of the comparison

int compareTo(java.lang.Number right)

Compare two Numbers

- param right another Number to compare to
- returns: int - the comparision of both numbers

java.lang.Number div(java.lang.Character right)

Divide a Number by a Character

- param right a Character
- returns: java.lang.Number - the multiplication of both

java.lang.Number div(java.lang.Number right)

Divide two Numbers

- param right another Number
- returns: java.lang.Number - a Number resulting of the divide operation

void downto(java.lang.Number to, groovy.lang.Closure closure)

Iterates from this number down to the given number

- param to another Number to go down to
- param closure the closure to call

java.lang.Number intdiv(java.lang.Character right)

Integer Divide a Number by a Character

- param right a Character
- returns: java.lang.Number - the integer division of both

java.lang.Number intdiv(java.lang.Number right)

Integer Divide two Numbers

- param right another Number
- returns: java.lang.Number - a Number (an Integer) resulting of the integer division operation

java.lang.Number leftShift(java.lang.Number right)

Implementation of the left shift operator for integral types. Non integral Number types throw UnsupportedOperationException.

- returns: java.lang.Number

java.lang.Number minus(java.lang.Character right)

Subtract a Character from a Number

- param right a Character
- returns: java.lang.Number - the addition of the Character and the Number

java.lang.Number minus(java.lang.Number right)

Substraction of two Numbers

- param right another Number to substract to the first one
- returns: java.lang.Number - the substraction

java.lang.Number mod(java.lang.Number right)

Performs a division modulus operation

- param right another Number to mod
- returns: java.lang.Number - the modulus result

java.lang.Number multiply(java.lang.Character right)

Multiply a Number by a Character

- param right a Character
- returns: java.lang.Number - the multiplication of both

java.lang.Number multiply(java.lang.Number right)

Multiply two Numbers

- param right another Number
- returns: java.lang.Number - the multiplication of both

java.lang.Number negate()

Negates the number

- returns: java.lang.Number - the negation of the number

java.lang.Number next()

Increment a Number by one

- returns: java.lang.Number - an incremented Number

java.lang.Number or(java.lang.Number right)

Bitwise OR together two numbers

- param right another Number to bitwise OR
- returns: java.lang.Number - the bitwise OR of both Numbers

java.lang.String plus(java.lang.String right)

Appends a String

- param right a String
- returns: java.lang.String - a String

java.lang.Number plus(java.lang.Character right)

Add a Number and a Character

- param right a Character
- returns: java.lang.Number - the addition of the Character and the Number

java.lang.Number plus(java.lang.Number right)

Add two numbers and return the result.

- param right another Number to add
- returns: java.lang.Number - the addition of both Numbers

java.lang.Number power(java.lang.Number exponent)

Power of a Number to a certain exponent

- param exponent a Number exponent
- returns: java.lang.Number - a Number to the power of a certain exponent

java.lang.Number previous()

Decrement a Number by one

- returns: java.lang.Number - a decremented Number

java.lang.Number rightShift(java.lang.Number right)

Implementation of the right shift operator for integral types. Non integral Number types throw UnsupportedOperationException.

- returns: java.lang.Number

java.lang.Number rightShiftUnsigned(java.lang.Number right)

Implementation of the right shift (unsigned) operator for integral types. Non integral Number types throw UnsupportedOperationException.

- returns: java.lang.Number

void step(java.lang.Number to, java.lang.Number stepNumber, groovy.lang.Closure closure)

Iterates from this number up to the given number using a step increment

- param to a Number to go up to
- param stepNumber a Number representing the step increment
- param closure the closure to call

void times(groovy.lang.Closure closure)

Iterates a number of times

- param closure the closure to call a number of times

java.math.BigDecimal toBigDecimal()

Transform a Number into a BigDecimal

- returns: java.math.BigDecimal - an BigDecimal

java.math.BigInteger toBigInteger()

Transform a Number into a BigInteger

- returns: java.math.BigInteger - an BigInteger

java.lang.Double toDouble()

Transform a Number into a Double

- returns: java.lang.Double - an Double

java.lang.Float toFloat()

Transform a Number into a Float

- returns: java.lang.Float - an Float

java.lang.Integer toInteger()

Transform a Number into an Integer

- returns: java.lang.Integer - an Integer

java.lang.Long toLong()

Transform a Number into a Long

- returns: java.lang.Long - an Long

void upto(java.lang.Number to, groovy.lang.Closure closure)

Iterates from this number up to the given number

- param to another Number to go up to
- param closure the closure to call

java.lang.Number xor(java.lang.Number right)

Bitwise XOR together two Numbers

- param right another Number to bitwse XOR
- returns: java.lang.Number - the bitwise XOR of both Numbers

### java.lang.Object

boolean any(groovy.lang.Closure closure)

Iterates over every element of a collection, and check whether a predicate is valid for at least one element

- param closure the closure predicate used for matching
- returns: boolean - true if any item in the collection matches the closure predicate

java.lang.Object asType(java.lang.Class type)

Converts a given object to a type. This method is used through the "as" operator and is overloadable as any other operator.

- param type the goal type
- returns: java.lang.Object - the resulting object

java.util.List collect(groovy.lang.Closure closure)

Iterates through this object transforming each object into a new value using the closure as a transformer, returning a list of transformed values.

- param closure the closure used to map each element of the collection
- returns: java.util.List - a List of the mapped values

java.util.Collection collect(java.util.Collection collection, groovy.lang.Closure closure)

Iterates through this object transforming each object into a new value using the closure as a transformer and adding it to the collection, returning the resulting collection.

- param collection the Collection to which the mapped values are added
- param closure the closure used to map each element of the collection
- returns: java.util.Collection - the resultant collection

java.lang.String dump()

Generates a detailed dump string of an object showing its class, hashCode and fields

- returns: java.lang.String

void each(groovy.lang.Closure closure)

Allows objects to be iterated through using a closure

- param closure the closure applied on each element found

void eachWithIndex(groovy.lang.Closure closure)

Allows object to be iterated through a closure with a counter

- param closure a Closure

boolean every(groovy.lang.Closure closure)

Iterates over every element of a collection, and check whether a predicate is valid for all elements.

- param closure the closure predicate used for matching
- returns: boolean - true if every item in the collection matches the closure predicate

java.lang.Object find(groovy.lang.Closure closure)

Finds the first value matching the closure condition

- param closure a closure condition
- returns: java.lang.Object - the first Object found

java.util.List findAll(groovy.lang.Closure closure)

Finds all values matching the closure condition

- param closure a closure condition
- returns: java.util.List - a List of the values found

int findIndexOf(groovy.lang.Closure closure)

Iterates over every element of the collection and return the index of the first object that matches the condition specified in the closure

- param closure the filter to perform a match on the collection
- returns: int - an integer that is the index of the first macthed object.

java.lang.Object getAt(java.lang.String property)

Allows the subscript operator to be used to lookup dynamic property values. `bean[somePropertyNameExpression]`. The normal property notation of groovy is neater and more concise but only works with compile-time known property names.

- returns: java.lang.Object

java.util.List getMetaPropertyValues()

Retrieves the list of {@link MetaProperty} objects for 'self' and wraps it in a list of {@link PropertyValue} objects that additionally provide the value for each property of 'self'.

- see groovy.util.Expando#getMetaPropertyValues()
- returns: java.util.List - list of {@link PropertyValue} objects

java.util.Map getProperties()

Convenience method that calls {@link #getMetaPropertyValues(Object)}(self) and provides the data in form of simple key/value pairs, i.e. without type() information.

- returns: java.util.Map - meta properties as Map of key/value pairs

java.util.List grep(java.lang.Object filter)

Iterates over every element of the collection and return each object that matches the given filter - calling the isCase() method used by switch statements. This method can be used with different kinds of filters like regular expresions, classes, ranges etc.

- param filter the filter to perform on the collection (using the isCase(object) method)
- returns: java.util.List - a list of objects which match the filter

java.lang.Object identity(groovy.lang.Closure closure)

Allows the closure to be called for the object reference self

- param closure the closure to call on the object
- returns: java.lang.Object - result of calling the closure

java.lang.String inspect()

- returns: java.lang.String - a String that matches what would be typed into a terminal to create this object. e.g. [1, 'hello'].inspect() -> [1, "hello"]

java.lang.Object invokeMethod(java.lang.String method, java.lang.Object arguments)

Provide a dynamic method invocation method which can be overloaded in classes to implement dynamic proxies easily.

- returns: java.lang.Object

boolean is(java.lang.Object other)

Identity check. Since == is overridden in Groovy with the meaning of equality we need some fallback to check for object identity.

- param other
- returns: boolean - true if self and other are identical, false otherwise

boolean isCase(java.lang.Object switchValue)

- returns: boolean

java.util.Iterator iterator()

- returns: java.util.Iterator

void print(java.lang.Object value)

Print to a console in interactive format

void print(java.io.PrintWriter out)

Print to a console in interactive format

void printf(java.lang.String format, java.lang.Object[] values)

Printf to a console. Only works with JDK1.5 or later.

void printf(java.lang.String format, java.lang.Object arg)

Returns a formatted string using the specified format string and arguments.

For examples,

     printf ( "Hello, %s!\n" , [ "world" ] as String[] ) printf ( "Hello, %s!\n" , [ "Groovy" ]) printf ( "%d + %d = %d\n" , [ 1 , 2 , 1+2 ] as Integer[] ) printf ( "%d + %d = %d\n" , [ 3 , 3 , 3+3 ])  ( 1..5 ).each { printf ( "-- %d\n" , [ it ] as Integer[] ) } ( 1..5 ).each { printf ( "-- %d\n" , [ it ] as int[] ) } ( 0x41..0x45 ).each { printf ( "-- %c\n" , [ it ] as char[] ) } ( 07..011 ).each { printf ( "-- %d\n" , [ it ] as byte[] ) } ( 7..11 ).each { printf ( "-- %d\n" , [ it ] as short[] ) } ( 7..11 ).each { printf ( "-- %d\n" , [ it ] as long[] ) } ( 7..11 ).each { printf ( "-- %5.2f\n" , [ it ] as float[] ) } ( 7..11 ).each { printf ( "-- %5.2g\n" , [ it ] as double[] ) }

- param arg Argument which is referenced by the format specifiers in the format string. The type of <code>arg</code> should be one of Object[], List, int[], short[], byte[], char[], boolean[], long[], float[], or double[].
- since JDK 1.5

void println()

Print a linebreak to the standard out.

void println(java.lang.Object value)

Print to a console in interactive format along with a newline

void println(java.io.PrintWriter out)

Print to a console in interactive format

void putAt(java.lang.String property, java.lang.Object newValue)

Allows the subscript operator to be used to set dynamically named property values. `bean[somePropertyNameExpression] = foo`. The normal property notation of groovy is neater and more concise but only works with property names which are known at compile time.

- param property the name of the property to set
- param newValue the value to set

void use(java.lang.Class categoryClass, groovy.lang.Closure closure)

Scoped use method

void use(java.util.List categoryClassList, groovy.lang.Closure closure)

Scoped use method with list of categories

void use(java.lang.Object[] array)

use() a list of categories, specifying the list as varargs:
use(CategoryClass1, CategoryClass2) { ... }
This method prevents the error of forgetting to wrap the the category classes in a list.

- param array

### java.lang.Object[]

java.util.List getAt(java.util.Collection indices)

Allows a List to be used as the indices to be used on a List

- param indices a Collection of indices
- returns: java.util.List - a new list of the values at the given indices

java.util.List getAt(groovy.lang.Range range)

Support the range subscript operator for an Array

- param range a Range
- returns: java.util.List - a range of a list from the range's from index up to but not including the ranges's to value

java.util.List getAt(groovy.lang.IntRange range)

- returns: java.util.List

java.util.List getAt(groovy.lang.ObjectRange range)

- returns: java.util.List

java.lang.Object getAt(int idx)

Support the subscript operator for an Array

- param idx an index
- returns: java.lang.Object - the value at the given index

java.lang.Object inject(java.lang.Object value, groovy.lang.Closure closure)

Iterates through the given array of objects, passing in the initial value to the closure along with the current iterated item then passing into the next iteration the value of the previous closure.

- param value a value
- param closure a closure
- returns: java.lang.Object - the last value of the last iteration

java.lang.String join(java.lang.String separator)

Concatenates all of the elements of the array together with the given String as a separator

- param separator a String separator
- returns: java.lang.String - the joined String

void putAt(int idx, java.lang.Object value)

Support the subscript operator for an Array

- param idx an index
- param value an Object to put at the given index

int size()

Makes an Array look like a Collection by adding support for the size() method

- returns: int - the size of the Array

java.lang.String toArrayString()

Returns the string representation of the given array with the brace boundaries.

- returns: java.lang.String - the string representation

java.util.List toList()

Allows conversion of arrays into a mutable List

- returns: java.util.List - the array as a List

groovy.lang.SpreadMap toSpreadMap()

- returns: groovy.lang.SpreadMap

java.lang.String toString()

Returns the string representation of the given array with the brace boundaries.

- returns: java.lang.String - the string representation

### java.lang.Process

void consumeProcessOutput()

gets the input and error streams from a process and reads them to avoid the process to block due to a full ouput buffer. For this two Threads are started, so this method will return immediately

java.io.InputStream getErr()

An alias method so that a process appears similar to System.out, System.in, System.err; you can use process.in, process.out, process.err in a similar way

- returns: java.io.InputStream - an InputStream

java.io.InputStream getIn()

An alias method so that a process appears similar to System.out, System.in, System.err; you can use process.in, process.out, process.err in a similar way

- returns: java.io.InputStream - an InputStream

java.io.OutputStream getOut()

An alias method so that a process appears similar to System.out, System.in, System.err; you can use process.in, process.out, process.err in a similar way

- returns: java.io.OutputStream - an OutputStream

java.lang.String getText()

Read the text of the output stream of the Process.

- returns: java.lang.String - the text of the output
- throws: java.io.IOException - IOException

java.io.Writer leftShift(java.lang.Object value)

Overloads the left shift operator to provide an append mechanism to pipe into a Process

- param value a value to append
- returns: java.io.Writer - a Writer
- throws: java.io.IOException

java.io.OutputStream leftShift(byte[] value)

Overloads the left shift operator to provide an append mechanism to pipe into a Process

- param value a value to append
- returns: java.io.OutputStream - an OutputStream
- throws: java.io.IOException

void waitForOrKill(long numberOfMillis)

Wait for the process to finish during a certain amount of time, otherwise stops the process.

- param numberOfMillis the number of milliseconds to wait before stopping the process

### java.lang.String

java.lang.Object asType(java.lang.Class c)

- returns: java.lang.Object

java.lang.String center(java.lang.Number numberOfChars, java.lang.String padding)

Center a String and padd it with the characters appended around it

- param padding the charaters used for padding
- returns: java.lang.String - the String centered with padded character around

java.lang.String center(java.lang.Number numberOfChars)

Center a String and padd it with spaces appended around it

- returns: java.lang.String - the String centered with padded character around

boolean contains(java.lang.String text)

Provide an implementation of contains() like Collection to make Strings more polymorphic This method is not required on JDK 1.5 onwards

- param text a String to look for
- returns: boolean - true if this string contains the given text

int count(java.lang.String text)

Count the number of occurencies of a substring

- param text a substring
- returns: int - the number of occurrencies of the given string inside this String

byte[] decodeBase64()

Decode the Sting from base64 into a byte array

- returns: byte[] - the decoded bytes as an array

void eachMatch(java.lang.String regex, groovy.lang.Closure closure)

Process each regex group matched substring of the given string. If the closure parameter takes one argument an array with all match groups is passed to it. If the closure takes as many arguments as there are match groups, then each parameter will be one match group.

- param regex a Regex string
- param closure a closure with one parameter or as much parameters as groups

java.lang.Process execute()

Executes the given string as a command line process. For more control over the process mechanism in JDK 1.5 you can use java.lang.ProcessBuilder.

- returns: java.lang.Process - the Process which has just started for this command line string
- throws: java.io.IOException

java.lang.Process execute(java.lang.String[] envp, java.io.File dir)

Executes the command specified by the `self` with environments `envp` under the working directory `dir`. For more control over the process mechanism in JDK 1.5 you can use `java.lang.ProcessBuilder`.

- param envp an array of Strings, each element of which has environment variable settings in the format <i>name</i>=<i>value</i>, or <tt>null</tt> if the subprocess should inherit the environment of the current process.
- param dir the working directory of the subprocess, or <tt>null</tt> if the subprocess should inherit the working directory of the current process.
- returns: java.lang.Process - the Process which has just started for this command line string.
- throws: java.io.IOException

java.lang.Process execute(java.util.List envp, java.io.File dir)

Executes the command specified by the `self` with environments `envp` under the working directory `dir`. For more control over the process mechanism in JDK 1.5 you can use `java.lang.ProcessBuilder`.

- param envp a List of Strings, each member of which has environment variable settings in the format <i>name</i>=<i>value</i>, or <tt>null</tt> if the subprocess should inherit the environment of the current process.
- param dir the working directory of the subprocess, or <tt>null</tt> if the subprocess should inherit the working directory of the current process.
- returns: java.lang.Process - the Process which has just started for this command line string.
- throws: java.io.IOException

java.lang.String getAt(int index)

Support the subscript operator for String

- returns: java.lang.String - the Character object at the given index

java.lang.String getAt(groovy.lang.IntRange range)

Support the range subscript operator for String with IntRange

- param range an IntRange
- returns: java.lang.String - the resulting String

java.lang.String getAt(groovy.lang.Range range)

Support the range subscript operator for String

- param range a Range
- returns: java.lang.String - a substring corresponding to the Range

java.lang.String getAt(java.util.Collection indices)

Allows a List to be used as the indices to be used on a String

- param indices a Collection of indices
- returns: java.lang.String - a String of the values at the given indices

boolean isCase(java.lang.Object switchValue)

- returns: boolean

java.lang.StringBuffer leftShift(java.lang.Object value)

Overloads the left shift operator to provide an easy way to append multiple objects as string representations to a String

- param value an Obect
- returns: java.lang.StringBuffer - a StringBuffer

java.lang.String minus(java.lang.Object value)

Remove a part of a String

- param value a String part to remove
- returns: java.lang.String - a String minus the part to be removed

java.lang.String multiply(java.lang.Number factor)

Repeat a String a certain number of times

- param factor the number of times the String should be repeated
- returns: java.lang.String - a String composed of a repeatition

java.util.regex.Pattern negate()

Turns a String into a regular expression pattern

- returns: java.util.regex.Pattern - the regular expression pattern

java.lang.String next()

This method is called by the ++ operator for the class String. It increments the last character in the given string. If the character in the string is Character.MAX_VALUE a Character.MIN_VALUE will be appended. The empty string is incremented to a string consisting of the character Character.MIN_VALUE.

- returns: java.lang.String - an incremented String

java.lang.String padLeft(java.lang.Number numberOfChars, java.lang.String padding)

Pad a String with the characters appended to the left

- param padding the charaters used for padding
- returns: java.lang.String - the String padded to the left

java.lang.String padLeft(java.lang.Number numberOfChars)

Pad a String with the spaces appended to the left

- returns: java.lang.String - the String padded to the left

java.lang.String padRight(java.lang.Number numberOfChars, java.lang.String padding)

Pad a String with the characters appended to the right

- param padding the charaters used for padding
- returns: java.lang.String - the String padded to the right

java.lang.String padRight(java.lang.Number numberOfChars)

Pad a String with the spaces appended to the right

- returns: java.lang.String - the String padded to the right

java.lang.String plus(java.lang.Object value)

Appends a String

- param value any Object
- returns: java.lang.String - a String

java.lang.String previous()

This method is called by the -- operator for the class String. It decrements the last character in the given string. If the character in the string is Character.MIN_VALUE it will be deleted. The empty string can't be decremented.

- returns: java.lang.String - a String with a decremented digit at the end

java.lang.String replaceAll(java.lang.String regex, groovy.lang.Closure closure)

Replaces all occurrencies of a captured group by the result of a closure on that text.

For examples,

     assert "FOOBAR-FOOBAR-" == "foobar-FooBar-".replaceAll("(([fF][oO]{2})[bB]ar)", { Object[] it -> it[0].toUpperCase() })

Here, it[0] is the global string of the matched group it[1] is the first string in the matched group it[2] is the second string in the matched group

assert "FOO-FOO-" == "foobar-FooBar-".replaceAll("(([fF][oO]{2})[bB]ar)", { x, y, z -> z.toUpperCase() })

Here, x is the global string of the matched group y is the first string in the matched group z is the second string in the matched group

- param regex the capturing regex
- param closure the closure to apply on each captured group
- returns: java.lang.String - a String with replaced content

java.lang.String reverse()

Creates a new string which is the reverse (backwards) of this string

- returns: java.lang.String - a new string with all the characters reversed.

int size()

Makes a String look like a Collection by adding support for the size() method

- returns: int - the length of the String

java.math.BigDecimal toBigDecimal()

Parse a String into a BigDecimal

- returns: java.math.BigDecimal - a BigDecimal

java.math.BigInteger toBigInteger()

Parse a String into a BigInteger

- returns: java.math.BigInteger - a BigInteger

java.lang.Boolean toBoolean()

Converts the given string into a Boolean object If the trimmed string is "true", "y" or "1" (ignoring case) then the result is true othewrwise it is false

- returns: java.lang.Boolean - The Boolean value

java.lang.Character toCharacter()

Converts the given string into a Character object using the first character in the string

- returns: java.lang.Character - the first Character

java.lang.Double toDouble()

Parse a String into a Double

- returns: java.lang.Double - a Double

java.lang.Float toFloat()

Parse a String into a Float

- returns: java.lang.Float - a Float

java.lang.Integer toInteger()

Parse a String into an Integer

- returns: java.lang.Integer - an Integer

java.util.List toList()

Converts the given String into a List of strings of one character

- returns: java.util.List - a List of characters (a 1-character String)

java.lang.Long toLong()

Parse a String into a Long

- returns: java.lang.Long - a Long

java.net.URI toURI()

Transforms a String representing a URI into a URI object.

- returns: java.net.URI - a URI
- throws: java.net.URISyntaxException - URISyntaxException is thrown if the URI is not well formed.

java.net.URL toURL()

Transforms a String representing a URL into a URL object.

- returns: java.net.URL - a URL
- throws: java.net.MalformedURLException - MalformedURLException is thrown if the URL is not well formed.

java.util.List tokenize(java.lang.String token)

Tokenize a String

- param token the delimiter
- returns: java.util.List - a List of tokens

java.util.List tokenize()

Tokenize a String (with a whitespace as delimiter)

- returns: java.util.List - a List of tokens

### java.lang.StringBuffer

java.lang.StringBuffer leftShift(java.lang.Object value)

Overloads the left shift operator to provide an easy way to append multiple objects as string representations to a StringBuffer

- param value a value to append
- returns: java.lang.StringBuffer - a StringBuffer

java.lang.String plus(java.lang.String value)

Appends a String

- param value a String
- returns: java.lang.String - a String

void putAt(groovy.lang.IntRange range, java.lang.Object value)

Support the range subscript operator for StringBuffer

- param range a Range
- param value the object that's toString() will be inserted

void putAt(groovy.lang.EmptyRange range, java.lang.Object value)

Support the range subscript operator for StringBuffer

- param range a Range
- param value the object that's toString() will be inserted

int size()

Provide standard Groovy size() method for StringBuffers

- returns: int - the length of the StringBuffer

### java.lang.String[]

java.lang.Process execute()

Executes the command specified by the `String` array that is the parameter. The first item in the array is the command the others are the parameters. For more control over the process mechanism in JDK 1.5 you can use `java.lang.ProcessBuilder`.

- returns: java.lang.Process - the Process which has just started for this command line string.
- throws: java.io.IOException

### java.math.BigDecimal

void downto(java.lang.Number to, groovy.lang.Closure closure)

java.lang.Number multiply(java.lang.Double right)

Multiply a BigDecimal and a Double. Note: This method was added to enforce the Groovy rule of BigDecimal*Double == Double. Without this method, the multiply(BigDecimal) method in BigDecimal would respond and return a BigDecimal instead. Since BigDecimal is prefered over Number, the Number*Number method is not choosen as in older versions of Groovy.

- param right a Double
- returns: java.lang.Number - the multiplication of both

java.lang.Number multiply(java.math.BigInteger right)

Multiply a BigDecimal and a BigInteger. Note: This method was added to enforce the Groovy rule of BigDecimal*long == long. Without this method, the multiply(BigDecimal) method in BigDecimal would respond and return a BigDecimal instead. Since BigDecimal is prefered over Number, the Number*Number method is not choosen as in older versions of Groovy. Biginteger is the fallback for all integer types in Groovy

- param right a BigInteger
- returns: java.lang.Number - the multiplication of both

void upto(java.lang.Number to, groovy.lang.Closure closure)

### java.math.BigInteger

void downto(java.lang.Number to, groovy.lang.Closure closure)

void upto(java.lang.Number to, groovy.lang.Closure closure)

### java.net.ServerSocket

java.net.Socket accept(groovy.lang.Closure closure)

Allow to pass a Closure to the accept methods of ServerSocket

- param closure a Closure
- returns: java.net.Socket - a Socket
- throws: java.io.IOException - IOException

### java.net.Socket

java.io.Writer leftShift(java.lang.Object value)

Overloads the left shift operator to provide an append mechanism to add things to the output stream of a socket

- param value a value to append
- returns: java.io.Writer - a Writer
- throws: java.io.IOException

java.io.OutputStream leftShift(byte[] value)

Overloads the left shift operator to provide an append mechanism to add bytes to the output stream of a socket

- param value a value to append
- returns: java.io.OutputStream - an OutputStream
- throws: java.io.IOException

void withStreams(groovy.lang.Closure closure)

Allows an InputStream and an OutputStream from a Socket to be used, calling the closure with the streams and then ensuring that the streams are closed down again irrespective of whether exceptions occur.

- param closure a Closure
- throws: java.io.IOException - IOException

### java.net.URL

void eachByte(groovy.lang.Closure closure)

Traverse through each byte of the specified URL

- param closure closure to apply to each byte
- throws: java.io.IOException - IOException

void eachLine(groovy.lang.Closure closure)

Iterates through the lines read from the URL's associated input stream

- param closure a closure to apply on each line
- throws: java.io.IOException - IOException

java.lang.String getText()

Reads the content of this URL and returns it as a String

- returns: java.lang.String - the text from that URL
- throws: java.io.IOException - IOException

java.lang.String getText(java.lang.String charset)

Reads the content of this URL and returns it as a String

- param charset opens the stream with a specified charset
- returns: java.lang.String - the text from that URL
- throws: java.io.IOException - IOException

void withReader(groovy.lang.Closure closure)

Helper method to create a new BufferedReader for a URL and then passes it into the closure and ensures its closed again afterwords

- throws: java.io.IOException - FileNotFoundException

### java.sql.Date

java.sql.Date minus(int days)

Subtracts a number of days from this date and returns the new date

- returns: java.sql.Date - the new date

java.sql.Date next()

Increments a java.sql.Date by a day

- returns: java.sql.Date - the next days date

java.sql.Date plus(int days)

Adds a number of days to this date and returns the new date

- param days the number of days to increase
- returns: java.sql.Date - the new date

java.sql.Date previous()

Decrement a java.sql.Date by a day

- returns: java.sql.Date - the previous days date

### java.util.Collection

java.util.Collection asImmutable()

A convenience method for creating an immutable Collection

- returns: java.util.Collection - an immutable Collection

java.util.List asList()

Converts the given collection into a List

- returns: java.util.List - a newly created List if this collection is not already a List

java.util.Collection asSynchronized()

A convenience method for creating a synchronized Collection

- returns: java.util.Collection - a synchronized Collection

java.lang.Object asType(java.lang.Class clazz)

- returns: java.lang.Object

java.util.List collect(groovy.lang.Closure closure)

Iterates through this collection transforming each entry into a new value using the closure as a transformer, returning a list of transformed values.

- param closure the closure used for mapping
- returns: java.util.List - a List of the mapped values

java.util.Collection collect(java.util.Collection collection, groovy.lang.Closure closure)

Iterates through this collection transforming each entry into a new value using the closure as a transformer, returning a list of transformed values.

- param collection the Collection to which the mapped values are added
- param closure the closure used to map each element of the collection
- returns: java.util.Collection - the resultant collection

int count(java.lang.Object value)

Counts the number of occurencies of the given value inside this collection

- param value the value
- returns: int - the number of occurrencies

boolean disjoint(java.util.Collection right)

Returns `true` if the intersection of two collenctions is empty.

- param right a Collection
- returns: boolean - boolean <code>true</code> if the intersection of two collenctions is empty, <code>false</code> otherwise.

void each(groovy.lang.Closure closure)

Allows objects to be iterated through using a closure

- param closure the closure applied on each element of the collection

java.lang.Object find(groovy.lang.Closure closure)

Finds the first value matching the closure condition

- param closure a closure condition
- returns: java.lang.Object - the first Object found

java.util.List findAll(groovy.lang.Closure closure)

Finds all values matching the closure condition

- param closure a closure condition
- returns: java.util.List - a List of the values found

java.util.List getAt(java.lang.String property)

Support the subscript operator for List

- param property a String
- returns: java.util.List - a List

java.util.Map groupBy(groovy.lang.Closure closure)

Groups all collection members into groups determined by the supplied mapping closure.

- param closure a closure mapping entries on keys
- returns: java.util.Map - a new Map grouped by keys

java.lang.Object inject(java.lang.Object value, groovy.lang.Closure closure)

Iterates through the given collection, passing in the initial value to the closure along with the current iterated item then passing into the next iteration the value of the previous closure.

- param value a value
- param closure a closure
- returns: java.lang.Object - the last value of the last iteration

java.util.List intersect(java.util.Collection right)

Create a List composed of the intersection of both collections

- param right a Collection
- returns: java.util.List - a List as an intersection of both collections

boolean isCase(java.lang.Object switchValue)

- returns: boolean

java.lang.String join(java.lang.String separator)

Concatenates all of the items of the collection together with the given String as a separator

- param separator a String separator
- returns: java.lang.String - the joined String

java.util.Collection leftShift(java.lang.Object value)

Overloads the left shift operator to provide an easy way to append objects to a list

- param value an Object to be added to the collection.
- returns: java.util.Collection - a Collection with an Object added to it.

java.lang.Object max()

Selects the maximum value found in the collection

- returns: java.lang.Object - the maximum value

java.lang.Object max(java.util.Comparator comparator)

Selects the maximum value found in the collection using the given comparator

- param comparator a Comparator
- returns: java.lang.Object - the maximum value

java.lang.Object max(groovy.lang.Closure closure)

Selects the maximum value found in the collection using the given closure as a comparator

- param closure a closure used as a comparator
- returns: java.lang.Object - the maximum value

java.lang.Object min()

Selects the minimum value found in the collection

- returns: java.lang.Object - the minimum value

java.lang.Object min(java.util.Comparator comparator)

Selects the minimum value found in the collection using the given comparator

- param comparator a Comparator
- returns: java.lang.Object - the minimum value

java.lang.Object min(groovy.lang.Closure closure)

Selects the minimum value found in the collection using the given closure as a comparator

- param closure a closure used as a comparator
- returns: java.lang.Object - the minimum value

java.util.List multiply(java.lang.Number factor)

Create a List composed of the same elements repeated a certain number of times.

- param factor the number of times to append
- returns: java.util.List - a List

java.util.List plus(java.util.Collection right)

Create a List as a union of both Collections

- param right the right Collection
- returns: java.util.List - a List

java.util.List plus(java.lang.Object right)

Create a List as a union of a Collection and an Object

- param right an object to append
- returns: java.util.List - a List

java.util.List sort()

Sorts the given collection into a sorted list.

- returns: java.util.List - the sorted collection as a List

java.util.List sort(java.util.Comparator comparator)

A convenience method for sorting a Collection with a specific comparator

- param comparator a Comparator used for the comparison
- returns: java.util.List - a newly created sorted List

java.util.List sort(groovy.lang.Closure closure)

A convenience method for sorting a Collection using a closure as a comparator

- param closure a Closure used as a comparator
- returns: java.util.List - a newly created sorted List

java.lang.Object sum()

Sums a collection of numeric values. `coll.sum()` is equivalent to: `coll.inject(0) {value, item -> value + item}`.

- returns: java.lang.Object - The sum of all of the list itmems.

java.lang.Object sum(groovy.lang.Closure closure)

Sums the result of apply a closure to each item of a collection. `coll.sum(closure)` is equivalent to: `coll.collect(closure).sum()`.

- param closure a single parameter closure that returns a numeric value.
- returns: java.lang.Object - The sum of the values returned by applying the closure to each item of the list.

java.util.List toList()

Convert a collection to a List.

- returns: java.util.List - a List

java.lang.String toListString()

Returns the string representation of the given collection with the bracket boundaries.

- returns: java.lang.String - the string representation

java.lang.String toString()

Returns the string representation of the given collection with the bracket boundaries.

- returns: java.lang.String - the string representation

java.util.Collection unique()

- returns: java.util.Collection

java.util.Collection unique(groovy.lang.Closure closure)

A convenience method for making a collection unique using a closure as a comparator (by Michael Baehr)

- param closure a Closure used as a comparator
- returns: java.util.Collection - self without any duplicates

java.util.Collection unique(java.util.Comparator comparator)

Remove all duplicates from a given Collection. Works on the receiver object and returns it. The order of members in the Collection are compared by the given Comparator. For each duplicate, the first member which is returned by the given Collection's iterator is retained, but all other ones are removed. The given Collection's original order is preserved.

``

     class Person {  param self a Collectionparam comparator a Comparator.returns: java.util.Collection - self without duplicates

### java.util.Date

java.util.Date minus(int days)

Subtracts a number of days from this date and returns the new date

- returns: java.util.Date - the new date

java.util.Date next()

Increments a Date by a day

- returns: java.util.Date - the next days date

java.util.Date plus(int days)

Adds a number of days to this date and returns the new date

- param days the number of days to increase
- returns: java.util.Date - the new date

java.util.Date previous()

Decrement a Date by a day

- returns: java.util.Date - the previous days date

### java.util.Enumeration

java.util.Iterator iterator()

- returns: java.util.Iterator - an Iterator for an Enumeration

### java.util.Iterator

java.util.Iterator iterator()

- returns: java.util.Iterator

### java.util.List

java.util.List asImmutable()

A convenience method for creating an immutable list

- returns: java.util.List - an immutable List

java.util.List asSynchronized()

A convenience method for creating a synchronized List

- returns: java.util.List - a synchronized List

boolean equals(java.util.List right)

Compare two Lists. If numbers exits in the Lists, then they are compared as numbers, for example 2 == 2L.

- param right a List
- returns: boolean - boolean <code>true</code> if two Lists equals, <code>false</code> otherwise.

java.lang.Process execute()

Executes the command specified by the `String` list that is the parameter. The first item in the array is the command the others are the parameters. All entries must be `String`s. For more control over the process mechanism in JDK 1.5 you can use `java.lang.ProcessBuilder`.

- returns: java.lang.Process - the Process which has just started for this command line string.
- throws: java.io.IOException

java.util.List flatten()

Flatten a list

- returns: java.util.List - a flattened List

java.util.List getAt(groovy.lang.IntRange range)

Support the range subscript operator for a List

- param range a Range
- see java.util.List#subList(int,int)
- returns: java.util.List - a sublist based on range borders or a new list if range is reversed

java.util.List getAt(java.util.Collection indices)

Allows a List to be used as the indices to be used on a List

- param indices a Collection of indices
- returns: java.util.List - a new list of the values at the given indices

java.lang.Object getAt(int idx)

Support the subscript operator for a List

- param idx an index
- returns: java.lang.Object - the value at the given index

java.util.List minus(java.util.Collection removeMe)

Create a List composed of the elements of the first list minus the elements of the collection

- param removeMe a Collection of elements to remove
- returns: java.util.List - a List with the common elements removed

java.util.List minus(java.lang.Object operand)

- returns: java.util.List

java.lang.Object pop()

Removes the last item from the List. Using add() and pop() is similar to push and pop on a Stack.

- returns: java.lang.Object - the item removed from the List

void putAt(int idx, java.lang.Object value)

A helper method to allow lists to work with subscript operators

- param idx an index
- param value the value to put at the given index

void putAt(groovy.lang.EmptyRange range, java.lang.Object value)

A helper method to allow lists to work with subscript operators

- param range the subset of the list to set
- param value the values to put at the given sublist or a Collection of values

void putAt(groovy.lang.IntRange range, java.lang.Object value)

A helper method to allow lists to work with subscript operators

- param range the subset of the list to set
- param value the value to put at the given sublist or a Collection of values

void putAt(java.util.List splice, java.util.List values)

A helper method to allow lists to work with subscript operators

- param splice the subset of the list to set
- param values the value to put at the given sublist
- deprecated replace with putAt(List self, Range range, List value)

void putAt(java.util.List splice, java.lang.Object value)

A helper method to allow lists to work with subscript operators

- param splice the subset of the list to set
- param value the value to put at the given sublist
- deprecated replace with putAt(List self, Range range, Object value)

java.util.List reverse()

Reverses the list

- returns: java.util.List - a reversed List

void reverseEach(groovy.lang.Closure closure)

Iterate over each element of the list in the reverse order.

- param closure a closure

### java.util.Map

java.util.Map asImmutable()

A convenience method for creating an immutable map

- returns: java.util.Map - an immutable Map

java.util.Map asSynchronized()

A convenience method for creating a synchronized Map

- returns: java.util.Map - a synchronized Map

java.lang.Object asType(java.lang.Class clazz)

- returns: java.lang.Object

java.util.Collection collect(java.util.Collection collection, groovy.lang.Closure closure)

Iterates through this Map transforming each entry into a new value using the closure as a transformer, returning a list of transformed values.

- param collection the Collection to which the mapped values are added
- param closure the closure used for mapping, which can be with one(Map.Entry) or two(key, value) parameters
- returns: java.util.Collection - a List of the mapped values

java.util.List collect(groovy.lang.Closure closure)

Iterates through this Map transforming each entry into a new value using the closure as a transformer, returning a list of transformed values.

- param closure the closure used to map each element of the collection
- returns: java.util.List - the resultant collection

void each(groovy.lang.Closure closure)

Allows a Map to be iterated through using a closure. If the closure takes one parameter then it will be passed the Map.Entry otherwise if the closure takes two parameters then it will be passed the key and the value.

- param closure the closure applied on each entry of the map

java.lang.Object find(groovy.lang.Closure closure)

Finds the first value matching the closure condition

- param closure a closure condition
- returns: java.lang.Object - the first Object found

java.util.Map findAll(groovy.lang.Closure closure)

Finds all entries matching the closure condition. If the closure takes one parameter then it will be passed the Map.Entry otherwise if the closure takes two parameters then it will be passed the key and the value.

- param closure a closure condition applying on the entries
- returns: java.util.Map - a new subMap

java.lang.Object get(java.lang.Object key, java.lang.Object defaultValue)

Looks up an item in a Map for the given key and returns the value - unless there is no entry for the given key in which case add the default value to the map and return that.

- param key the key to lookup the value of
- param defaultValue the value to return and add to the map for this key if there is no entry for the given key
- returns: java.lang.Object - the value of the given key or the default value, added to the map if the key did not exist

java.lang.Object getAt(java.lang.Object key)

Support the subscript operator for a List

- param key an Object as a key for the map
- returns: java.lang.Object - the value corresponding to the given key

java.lang.Object putAt(java.lang.Object key, java.lang.Object value)

A helper method to allow lists to work with subscript operators

- param key an Object as a key for the map
- returns: java.lang.Object - the value corresponding to the given key

groovy.lang.SpreadMap spread()

- returns: groovy.lang.SpreadMap

java.util.Map subMap(java.util.Collection keys)

Creates a sub-Map containing the given keys. This method is similar to List.subList() but uses keys rather than index ranges.

- param keys a Collection of keys
- returns: java.util.Map - a new Map containing the given keys

java.lang.String toMapString()

Returns the string representation of the given map with bracket boundaries.

- returns: java.lang.String - the string representation

groovy.lang.SpreadMap toSpreadMap()

Returns the converted `SpreadLMap` of the given `self`.

For examples, if there is defined a function like as

>      def fn(a, b, c, d) { return a + b + c + d }

, then all of the following three have the same meaning.

>      println fn(a:1, [b:2, c:3].toSpreadMap(), d:4) println fn(a:1, *:[b:2, c:3], d:4) println fn(a:1, b:2, c:3, d:4)

- returns: groovy.lang.SpreadMap - a newly created Spreadmap if this list is not null and its size is positive.

java.lang.String toString()

Returns the string representation of the given map with bracket boundaries.

- returns: java.lang.String - the string representation

### java.util.Set

java.util.Set asImmutable()

A convenience method for creating an immutable list

- returns: java.util.Set - an immutable Set

java.util.Set asSynchronized()

A convenience method for creating a synchronized Set

- returns: java.util.Set - a synchronized Set

### java.util.SortedMap

java.util.SortedMap asImmutable()

A convenience method for creating an immutable sorted map

- returns: java.util.SortedMap - an immutable SortedMap

java.util.SortedMap asSynchronized()

A convenience method for creating a synchronized SortedMap

- returns: java.util.SortedMap - a synchronized SortedMap

### java.util.SortedSet

java.util.SortedSet asImmutable()

A convenience method for creating an immutable sorted set

- returns: java.util.SortedSet - an immutable SortedSet

java.util.SortedSet asSynchronized()

A convenience method for creating a synchronized SortedSet

- returns: java.util.SortedSet - a synchronized SortedSet

java.util.SortedSet sort()

Avoids doing unnecessary work when sorting an already sorted set

- returns: java.util.SortedSet - the sorted set

### java.util.Timer

void runAfter(int delay, groovy.lang.Closure closure)

Allow simple syntax for using timers.

- param delay the delay in milliseconds before running the closure code
- param closure

### java.util.regex.Matcher

void each(groovy.lang.Closure closure)

Process each matched substring of the given group matcher. The object passed to the closure is an array of strings, matched per a successful match.

- param closure a closure

java.lang.Object getAt(int idx)

Support the subscript operator, e.g. matcher[index], for a regex Matcher.

For an example using no group match, ``

     def p = /ab[d|f]/ def m = "abcabdabeabf" =~ p for (i in 0..  For an example using group matches,  def p = /(?:ab([c|d|e|f]))/ def m = "abcabdabeabf" =~ p for (i in 0..  For another example using group matches,  def m = "abcabdabeabfabxyzabx" =~ /(?:ab([d|x-z]+))/ m.count.times { println( "m.groupCount() = " + m.groupCount()) println( " " + it + ": " + m[it] ) // m[it] is a List }   param idx an indexreturns: java.lang.Object - object a matched String if no groups matched, list of matched groups otherwise.

java.lang.String getAt(java.util.Collection indices)

Allows a List to be used as the indices to be used on a Matcher

- param indices a Collection of indices
- returns: java.lang.String - a String of the values at the given indices

int getCount()

Find the number of Strings matched to the given Matcher.

- returns: int - int the number of Strings matched to the given matcher.

boolean hasGroup()

Check whether a Matcher contains a group or not.

- returns: boolean - boolean <code>true</code> if matcher contains at least one group.

java.util.Iterator iterator()

- returns: java.util.Iterator - an Iterator for a Matcher

void setIndex(int idx)

Set the position of the given Matcher to the given index.

- param idx the index number

long size()

Provide the standard Groovy size method

- returns: long

### java.util.regex.Pattern

boolean isCase(java.lang.Object switchValue)

- returns: boolean

### long

void downto(java.lang.Number to, groovy.lang.Closure closure)

void upto(java.lang.Number to, groovy.lang.Closure closure)

### long[]

java.lang.Object getAt(int idx)

- returns: java.lang.Object

java.lang.Object getAt(groovy.lang.Range range)

- returns: java.lang.Object

java.lang.Object getAt(groovy.lang.IntRange range)

- returns: java.lang.Object

java.lang.Object getAt(groovy.lang.ObjectRange range)

- returns: java.lang.Object

java.lang.Object getAt(java.util.Collection indices)

- returns: java.lang.Object

void putAt(int idx, java.lang.Object newValue)

int size()

- returns: int

java.util.List toList()

- returns: java.util.List

### org.w3c.dom.NodeList

java.util.Iterator iterator()

- returns: java.util.Iterator - an Iterator for a NodeList

### short[]

java.lang.Object getAt(int idx)

- returns: java.lang.Object

java.lang.Object getAt(groovy.lang.Range range)

- returns: java.lang.Object

java.lang.Object getAt(groovy.lang.IntRange range)

- returns: java.lang.Object

java.lang.Object getAt(groovy.lang.ObjectRange range)

- returns: java.lang.Object

java.lang.Object getAt(java.util.Collection indices)

- returns: java.lang.Object

void putAt(int idx, java.lang.Object newValue)

int size()

- returns: int

java.util.List toList()

- returns: java.util.List