/* | |
* 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.interfaces; | |
import org.apache.aries.proxy.impl.common.AbstractWovenProxyAdapter; | |
import org.apache.aries.proxy.impl.common.AbstractWovenProxyMethodAdapter; | |
import org.apache.aries.proxy.impl.common.WovenProxyAbstractMethodAdapter; | |
import org.apache.aries.proxy.impl.common.WovenProxyConcreteMethodAdapter; | |
import org.objectweb.asm.ClassVisitor; | |
import org.objectweb.asm.MethodVisitor; | |
import org.objectweb.asm.Type; | |
import org.objectweb.asm.commons.Method; | |
/** | |
* Used to copy method signatures into a new class | |
*/ | |
final class InterfaceUsingWovenProxyAdapter extends AbstractWovenProxyAdapter { | |
public InterfaceUsingWovenProxyAdapter(ClassVisitor writer, String className, | |
ClassLoader loader) { | |
super(writer, className, loader); | |
} | |
/** | |
* Return a {@link MethodVisitor} that provides basic implementations for all | |
* methods - the easiest thing to do for methods that aren't abstract is to | |
* pretend that they are, but drive the adapter ourselves | |
*/ | |
protected final AbstractWovenProxyMethodAdapter getWeavingMethodVisitor(int access, String name, | |
String desc, String signature, String[] exceptions, Method currentMethod, | |
String methodStaticFieldName, Type currentMethodDeclaringType, | |
boolean currentMethodDeclaringTypeIsInterface) { | |
boolean isDefaultMethod = currentMethodDeclaringTypeIsInterface && | |
((access & (ACC_ABSTRACT | ACC_PUBLIC | ACC_STATIC)) == ACC_PUBLIC); | |
if ((access & ACC_ABSTRACT) != 0 || isDefaultMethod) { | |
access &= ~ACC_ABSTRACT; | |
return new WovenProxyAbstractMethodAdapter(cv.visitMethod( | |
access, name, desc, signature, exceptions), access, name, desc, | |
methodStaticFieldName, currentMethod, typeBeingWoven, | |
currentMethodDeclaringType, currentMethodDeclaringTypeIsInterface, isDefaultMethod); | |
} else { | |
return new WovenProxyConcreteMethodAdapter(cv.visitMethod( | |
access, name, desc, signature, exceptions), access, name, desc, exceptions, | |
methodStaticFieldName, currentMethod, typeBeingWoven, | |
currentMethodDeclaringType, currentMethodDeclaringTypeIsInterface); | |
} | |
} | |
} |