/* * Copyright 2004-2010 Brian S O'Neill * * Licensed 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.cojen.classfile.attribute; import java.io.DataInput; import java.io.DataOutput; import java.io.IOException; import org.cojen.classfile.Attribute; import org.cojen.classfile.ConstantPool; import org.cojen.classfile.constant.ConstantClassInfo; import org.cojen.classfile.constant.ConstantNameAndTypeInfo; /** * * * @author Brian S O'Neill */ public class EnclosingMethodAttr extends Attribute { private final ConstantClassInfo mClass; private final ConstantNameAndTypeInfo mMethod; public EnclosingMethodAttr(ConstantPool cp, ConstantClassInfo enclosingClass, ConstantNameAndTypeInfo enclosingMethod) { this(cp, ENCLOSING_METHOD, enclosingClass, enclosingMethod); } public EnclosingMethodAttr(ConstantPool cp, String name, ConstantClassInfo enclosingClass, ConstantNameAndTypeInfo enclosingMethod) { super(cp, name); mClass = enclosingClass; mMethod = enclosingMethod; } public EnclosingMethodAttr(ConstantPool cp, String name, int length, DataInput din) throws IOException { super(cp, name); mClass = (ConstantClassInfo)cp.getConstant(din.readUnsignedShort()); mMethod = (ConstantNameAndTypeInfo)cp.getConstant(din.readUnsignedShort()); if ((length -= 4) > 0) { din.skipBytes(length); } } public ConstantClassInfo getEnclosingClass() { return mClass; } public ConstantNameAndTypeInfo getEnclosingMethod() { return mMethod; } public int getLength() { return 4; } public void writeDataTo(DataOutput dout) throws IOException { dout.writeShort(mClass.getIndex()); dout.writeShort(mMethod.getIndex()); } }