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    1   /*
    2    * Copyright 2006 John G. Wilson
    3    *
    4    * Licensed under the Apache License, Version 2.0 (the "License");
    5    * you may not use this file except in compliance with the License.
    6    * You may obtain a copy of the License at
    7    *
    8    *     http://www.apache.org/licenses/LICENSE-2.0
    9    *
    10   * Unless required by applicable law or agreed to in writing, software
    11   * distributed under the License is distributed on an "AS IS" BASIS,
    12   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    13   * See the License for the specific language governing permissions and
    14   * limitations under the License.
    15   *
    16   */
    17
    18  package org.codehaus.groovy.runtime.wrappers;
    19
    20  import groovy.lang.MetaClass;
    21
    22
    23  /***
    24   * @author John Wilson
    25   *
    26   */
    27
    28  public class PojoWrapper extends Wrapper {
    29    protected MetaClass delegate;
    30    protected final Object wrapped;
    31
    32    public PojoWrapper(final Object wrapped, final Class constrainedType) {
    33      super(constrainedType);
    34      this.wrapped = wrapped;
    35
    36      /*
    37       * This check is temporary - remove before 1.0 release
    38       */
    39  //    if (wrapped instanceof GroovyObject) {
    40  //      throw new RuntimeException("trying to wrap the groovyObject "
    41  //                                 + wrapped.getClass().getName()
    42  //                                 + " in a PojoWrapper");
    43  //    }
    44    }
    45
    46    public Object unwrap() {
    47      return this.wrapped;
    48    }
    49
    50    /***
    51     * Note the rest of these method will only be used post 1.0
    52     */
    53
    54    /* (non-Javadoc)
    55     * @see groovy.lang.GroovyObject#getProperty(java.lang.String)
    56     */
    57    public Object getProperty(final String property) {
    58      return this.delegate.getProperty(this.wrapped, property);
    59    }
    60
    61    /* (non-Javadoc)
    62     * @see groovy.lang.GroovyObject#invokeMethod(java.lang.String, java.lang.Object)
    63     */
    64    public Object invokeMethod(final String methodName, final Object arguments) {
    65      return this.delegate.invokeMethod(this.wrapped, methodName, arguments);
    66    }
    67
    68    /* (non-Javadoc)
    69     * @see groovy.lang.GroovyObject#setMetaClass(groovy.lang.MetaClass)
    70     */
    71    public void setMetaClass(final MetaClass metaClass) {
    72      this.delegate = metaClass;
    73    }
    74
    75    /* (non-Javadoc)
    76     * @see groovy.lang.GroovyObject#setProperty(java.lang.String, java.lang.Object)
    77     */
    78    public void setProperty(final String property, final Object newValue) {
    79      this.delegate.setProperty(this.wrapped, property, newValue);
    80    }
    81
    82    protected Object getWrapped() {
    83      return this.wrapped;
    84    }
    85
    86    protected MetaClass getDelegatedMetaClass() {
    87      return this.delegate;
    88    }
    89  }