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   *  distributed with this work for additional information
   *  regarding copyright ownership.  The ASF licenses this file
   *  to you under the Apache License, Version 2.0 (the
   *  "License"); you may not use this file except in compliance
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   *
   *    https://www.apache.org/licenses/LICENSE-2.0
   *
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   *  software distributed under the License is distributed on an
   *  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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  package org.apache.cayenne.reflect;
  
  import org.apache.cayenne.map.ObjAttribute;
  
  /**
   * A class that presents an AttributeProperty view for an inherited attribute at
   * a given subclass. It applies all needed attribute overrides.
   * 
   * @since 3.0
   */
  class AttributePropertyDecorator implements AttributeProperty {
  
      private AttributeProperty delegate;
      private ObjAttribute attribute;
  
      AttributePropertyDecorator(ClassDescriptor owningClassDescriptor, AttributeProperty delegate) {
  
          this.delegate = delegate;
          this.attribute = owningClassDescriptor.getEntity().getAttribute(delegate.getName());
      }
  
      public ObjAttribute getAttribute() {
          return attribute;
      }
  
      public boolean visit(PropertyVisitor visitor) {
          return visitor.visitAttribute(this);
      }
  
      public String getName() {
          return delegate.getName();
      }
  
      public void injectValueHolder(Object object) throws PropertyException {
          delegate.injectValueHolder(object);
      }
  
      public Object readProperty(Object object) throws PropertyException {
          return delegate.readProperty(object);
      }
  
      public Object readPropertyDirectly(Object object) throws PropertyException {
          return delegate.readPropertyDirectly(object);
      }
  
      public void writeProperty(Object object, Object oldValue, Object newValue) throws PropertyException {
          delegate.writeProperty(object, oldValue, newValue);
      }
  
      public void writePropertyDirectly(Object object, Object oldValue, Object newValue) throws PropertyException {
          delegate.writePropertyDirectly(object, oldValue, newValue);
      }
  }
  