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    1   /*
    2    * Copyright 2005 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 groovy.lang;
    19
    20  import java.lang.reflect.Constructor;
    21  import java.lang.reflect.Method;
    22  import java.util.List;
    23  import java.util.Map;
    24
    25  import org.codehaus.groovy.ast.ClassNode;
    26
    27  /***
    28   * @author John Wilson
    29   *
    30   */
    31
    32  public class DelegatingMetaClass extends MetaClass {
    33      protected final MetaClass delegate;
    34      public DelegatingMetaClass(final MetaClass delegate) {
    35          super(delegate.getClass());
    36
    37          this.delegate = delegate;
    38      }
    39      /* (non-Javadoc)
    40       * @see groovy.lang.MetaClass#addNewInstanceMethod(java.lang.reflect.Method)
    41       */
    42      public void addNewInstanceMethod(Method method) {
    43          delegate.addNewInstanceMethod(method);
    44      }
    45      /* (non-Javadoc)
    46       * @see groovy.lang.MetaClass#addNewStaticMethod(java.lang.reflect.Method)
    47       */
    48      public void addNewStaticMethod(Method method) {
    49          delegate.addNewStaticMethod(method);
    50      }
    51      /* (non-Javadoc)
    52       * @see groovy.lang.MetaClass#checkInitialised()
    53       */
    54      public void checkInitialised() {
    55          delegate.checkInitialised();
    56      }
    57      /* (non-Javadoc)
    58       * @see groovy.lang.MetaClass#pickMethod(java.lang.Object, java.lang.String, java.lang.Object[])
    59       */
    60      public MetaMethod pickMethod(Object object, String methodName, Object[] arguments) {
    61          return delegate.pickMethod(object, methodName, arguments);
    62      }
    63      /* (non-Javadoc)
    64       * @see groovy.lang.MetaClass#pickMethod(java.lang.String, java.lang.Class[])
    65       */
    66      public MetaMethod pickMethod(String methodName, Class[] arguments) {
    67          return delegate.pickMethod(methodName, arguments);
    68      }
    69      /* (non-Javadoc)
    70       * @see groovy.lang.MetaClass#getAttribute(java.lang.Object, java.lang.String)
    71       */
    72      public Object getAttribute(Object object, String attribute) {
    73          return delegate.getAttribute(object, attribute);
    74      }
    75      /* (non-Javadoc)
    76       * @see groovy.lang.MetaClass#getClassNode()
    77       */
    78      public ClassNode getClassNode() {
    79           return delegate.getClassNode();
    80      }
    81      /* (non-Javadoc)
    82       * @see groovy.lang.MetaClass#getMetaMethods()
    83       */
    84      public List getMetaMethods() {
    85          return delegate.getMetaMethods();
    86      }
    87      /* (non-Javadoc)
    88       * @see groovy.lang.MetaClass#getMethods()
    89       */
    90      public List getMethods() {
    91          return delegate.getMethods();
    92      }
    93      /* (non-Javadoc)
    94       * @see groovy.lang.MetaClass#getProperties()
    95       */
    96      public List getProperties() {
    97          return delegate.getProperties();
    98      }
    99      /* (non-Javadoc)
    100      * @see groovy.lang.MetaClass#getProperty(java.lang.Object, java.lang.String)
    101      */
    102     public Object getProperty(Object object, String property) {
    103         return delegate.getProperty(object, property);
    104     }
    105     /* (non-Javadoc)
    106      * @see groovy.lang.MetaClass#invokeConstructor(java.lang.Object[])
    107      */
    108     public Object invokeConstructor(Object[] arguments) {
    109         return delegate.invokeConstructor(arguments);
    110     }
    111     /* (non-Javadoc)
    112      * @see groovy.lang.MetaClass#invokeConstructorAt(java.lang.Class, java.lang.Object[])
    113      */
    114     public Object invokeConstructorAt(Class at, Object[] arguments) {
    115         return delegate.invokeConstructorAt(at, arguments);
    116     }
    117     /* (non-Javadoc)
    118      * @see groovy.lang.MetaClass#invokeMethod(java.lang.Object, java.lang.String, java.lang.Object)
    119      */
    120     public Object invokeMethod(Object object, String methodName, Object arguments) {
    121         return delegate.invokeMethod(object, methodName, arguments);
    122     }
    123     /* (non-Javadoc)
    124      * @see groovy.lang.MetaClass#invokeMethod(java.lang.Object, java.lang.String, java.lang.Object[])
    125      */
    126     public Object invokeMethod(Object object, String methodName, Object[] arguments) {
    127         return delegate.invokeMethod(object, methodName, arguments);
    128     }
    129     /* (non-Javadoc)
    130      * @see groovy.lang.MetaClass#invokeStaticMethod(java.lang.Object, java.lang.String, java.lang.Object[])
    131      */
    132     public Object invokeStaticMethod(Object object, String methodName, Object[] arguments) {
    133         return delegate.invokeStaticMethod(object, methodName, arguments);
    134     }
    135     /* (non-Javadoc)
    136      * @see groovy.lang.MetaClass#retrieveConstructor(java.lang.Class[])
    137      */
    138     public Constructor retrieveConstructor(Class[] arguments) {
    139         return delegate.retrieveConstructor(arguments);
    140     }
    141     /* (non-Javadoc)
    142      * @see groovy.lang.MetaClass#retrieveMethod(java.lang.Object, java.lang.String, java.lang.Object[])
    143      */
    144     public MetaMethod retrieveMethod(Object owner, String methodName, Object[] arguments) {
    145         return delegate.retrieveMethod(owner, methodName, arguments);
    146     }
    147     /* (non-Javadoc)
    148      * @see groovy.lang.MetaClass#retrieveMethod(java.lang.String, java.lang.Class[])
    149      */
    150     public MetaMethod retrieveMethod(String methodName, Class[] arguments) {
    151         return delegate.retrieveMethod(methodName, arguments);
    152     }
    153     /* (non-Javadoc)
    154      * @see groovy.lang.MetaClass#retrieveStaticMethod(java.lang.String, java.lang.Class[])
    155      */
    156     public MetaMethod retrieveStaticMethod(String methodName, Class[] arguments) {
    157         return delegate.retrieveStaticMethod(methodName, arguments);
    158     }
    159     /* (non-Javadoc)
    160      * @see groovy.lang.MetaClass#setAttribute(java.lang.Object, java.lang.String, java.lang.Object)
    161      */
    162     public void setAttribute(Object object, String attribute, Object newValue) {
    163         delegate.setAttribute(object, attribute, newValue);
    164     }
    165     /* (non-Javadoc)
    166      * @see groovy.lang.MetaClass#setProperties(java.lang.Object, java.util.Map)
    167      */
    168     public void setProperties(Object bean, Map map) {
    169         delegate.setProperties(bean, map);
    170     }
    171     /* (non-Javadoc)
    172      * @see groovy.lang.MetaClass#setProperty(java.lang.Object, java.lang.String, java.lang.Object)
    173      */
    174     public void setProperty(Object object, String property, Object newValue) {
    175         delegate.setProperty(object, property, newValue);
    176     }
    177     /* (non-Javadoc)
    178      * @see java.lang.Object#equals(java.lang.Object)
    179      */
    180     public boolean equals(Object obj) {
    181         return delegate.equals(obj);
    182     }
    183     /* (non-Javadoc)
    184      * @see java.lang.Object#hashCode()
    185      */
    186     public int hashCode() {
    187         return delegate.hashCode();
    188     }
    189     /* (non-Javadoc)
    190      * @see java.lang.Object#toString()
    191      */
    192     public String toString() {
    193         return delegate.toString();
    194     }
    195 }