content: /*
   * Licensed to the Apache Software Foundation (ASF) under one
   * or more contributor license agreements.  See the NOTICE file
   * 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
   * with the License.  You may obtain a copy of the License at
   *
   *   http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing,
   * software distributed under the License is distributed on an
   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
   * KIND, either express or implied.  See the License for the
   * specific language governing permissions and limitations
   * under the License.
   */
  package org.apache.aries.proxy.impl.weaving;
  
  import org.apache.aries.proxy.impl.common.AbstractWovenProxyAdapter;
  import org.apache.aries.proxy.impl.common.WovenProxyConcreteMethodAdapter;
  import org.objectweb.asm.ClassVisitor;
  import org.objectweb.asm.FieldVisitor;
  import org.objectweb.asm.MethodVisitor;
  import org.objectweb.asm.Type;
  import org.objectweb.asm.commons.Method;
  
  /**
   * Used to weave classes processed by the {@link ProxyWeavingHook}
   */
  final class WovenProxyAdapter extends AbstractWovenProxyAdapter {
  
    private boolean sVUIDGenerated = false;
  
    public WovenProxyAdapter(ClassVisitor writer, String className,
        ClassLoader loader) {
      super(writer, className, loader);
    }
  
    /**
     * Get the weaving visitor used to weave instance methods, or just copy abstract ones
     */
    protected final MethodVisitor getWeavingMethodVisitor(int access, String name,
        String desc, String signature, String[] exceptions, Method currentMethod,
        String methodStaticFieldName, Type currentMethodDeclaringType,
        boolean currentMethodDeclaringTypeIsInterface) {
      MethodVisitor methodVisitorToReturn;
      if((access & ACC_ABSTRACT) == 0) {
        methodVisitorToReturn = new WovenProxyConcreteMethodAdapter(cv.visitMethod(
            access, name, desc, signature, exceptions), access, name, desc,
            exceptions, methodStaticFieldName, currentMethod, typeBeingWoven,
            currentMethodDeclaringType, currentMethodDeclaringTypeIsInterface);
      } else {
        methodVisitorToReturn = cv.visitMethod(access, name, desc, signature, exceptions);
      }
      return methodVisitorToReturn;
    }
  
  
    @Override
    public FieldVisitor visitField(int access, String name, String arg2,
        String arg3, Object arg4) {
      
      //If this sVUID is generated then make it synthetic
      if(sVUIDGenerated && "serialVersionUID".equals(name)) {
        
        //If we aren't a serializable class then don't add a generated sVUID
        if(!isSerializable) {
          return null;
        }
        
        access |= ACC_SYNTHETIC;
      }
      return super.visitField(access, name, arg2, arg3, arg4);
    }
  
    public void setSVUIDGenerated(boolean b) {
      sVUIDGenerated  = b;
    }
    
    
  }