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/*
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* The Apache Software License, Version 1.1
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*
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* Copyright (c) 2000-2002 The Apache Software Foundation. All rights
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* reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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*
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* 3. The end-user documentation included with the redistribution, if
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* any, must include the following acknowlegement:
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* "This product includes software developed by the
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* Apache Software Foundation (http://www.apache.org/)."
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* Alternately, this acknowlegement may appear in the software itself,
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* if and wherever such third-party acknowlegements normally appear.
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*
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* 4. The names "Ant" and "Apache Software
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* Foundation" must not be used to endorse or promote products derived
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* from this software without prior written permission. For written
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* permission, please contact apache@apache.org.
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*
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* 5. Products derived from this software may not be called "Apache"
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* nor may "Apache" appear in their names without prior written
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* permission of the Apache Group.
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*
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* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
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* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
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* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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* ====================================================================
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*
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* This software consists of voluntary contributions made by many
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* individuals on behalf of the Apache Software Foundation. For more
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* information on the Apache Software Foundation, please see
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* <http://www.apache.org/>.
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*/
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package org.apache.tools.ant.taskdefs.optional.depend.constantpool;
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import java.io.DataInputStream;
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import java.io.IOException;
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/**
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* A MethodRef CP Info
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*
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* @author Conor MacNeill
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*/
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public class MethodRefCPInfo extends ConstantPoolEntry {
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/** the name of the class defining this method */
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private String methodClassName;
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/** the name of the method */
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private String methodName;
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/** the method's type descriptor */
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private String methodType;
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/** The index into the constant pool which defines the class of this method. */
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private int classIndex;
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/**
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* the index into the constant pool which defined the name and type
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* signature of the method
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*/
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private int nameAndTypeIndex;
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/** Constructor. */
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261073
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public MethodRefCPInfo() {
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super(CONSTANT_METHODREF, 1);
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}
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/**
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* read a constant pool entry from a class stream.
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*
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* @param cpStream the DataInputStream which contains the constant pool
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* entry to be read.
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* @exception IOException if there is a problem reading the entry from
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* the stream.
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*/
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public void read(DataInputStream cpStream) throws IOException {
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classIndex = cpStream.readUnsignedShort();
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nameAndTypeIndex = cpStream.readUnsignedShort();
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}
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/**
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* Print a readable version of the constant pool entry.
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*
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* @return the string representation of this constant pool entry.
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*/
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0
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public String toString() {
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String value;
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if (isResolved()) {
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value = "Method : Class = " + methodClassName + ", name = "
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+ methodName + ", type = " + methodType;
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} else {
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value = "Method : Class index = " + classIndex
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+ ", name and type index = " + nameAndTypeIndex;
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}
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return value;
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}
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/**
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* Resolve this constant pool entry with respect to its dependents in
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* the constant pool.
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*
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* @param constantPool the constant pool of which this entry is a member
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* and against which this entry is to be resolved.
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*/
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public void resolve(ConstantPool constantPool) {
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ClassCPInfo methodClass
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= (ClassCPInfo) constantPool.getEntry(classIndex);
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methodClass.resolve(constantPool);
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methodClassName = methodClass.getClassName();
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NameAndTypeCPInfo nt
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= (NameAndTypeCPInfo) constantPool.getEntry(nameAndTypeIndex);
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nt.resolve(constantPool);
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methodName = nt.getName();
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methodType = nt.getType();
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super.resolve(constantPool);
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}
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/**
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* Get the name of the class defining the method
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*
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* @return the name of the class defining this method
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*/
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public String getMethodClassName() {
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return methodClassName;
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}
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/**
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* Get the name of the method.
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*
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* @return the name of the method.
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*/
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public String getMethodName() {
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return methodName;
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}
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/**
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* Get the type signature of the method.
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*
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* @return the type signature of the method.
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*/
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public String getMethodType() {
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return methodType;
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}
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}
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