| /* |
| * The Apache Software License, Version 1.1 |
| * |
| * Copyright (c) 2000-2002 The Apache Software Foundation. All rights |
| * reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in |
| * the documentation and/or other materials provided with the |
| * distribution. |
| * |
| * 3. The end-user documentation included with the redistribution, if |
| * any, must include the following acknowlegement: |
| * "This product includes software developed by the |
| * Apache Software Foundation (http://www.apache.org/)." |
| * Alternately, this acknowlegement may appear in the software itself, |
| * if and wherever such third-party acknowlegements normally appear. |
| * |
| * 4. The names "The Jakarta Project", "Ant", and "Apache Software |
| * Foundation" must not be used to endorse or promote products derived |
| * from this software without prior written permission. For written |
| * permission, please contact apache@apache.org. |
| * |
| * 5. Products derived from this software may not be called "Apache" |
| * nor may "Apache" appear in their names without prior written |
| * permission of the Apache Group. |
| * |
| * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED |
| * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
| * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
| * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR |
| * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF |
| * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
| * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
| * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT |
| * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| * SUCH DAMAGE. |
| * ==================================================================== |
| * |
| * This software consists of voluntary contributions made by many |
| * individuals on behalf of the Apache Software Foundation. For more |
| * information on the Apache Software Foundation, please see |
| * <http://www.apache.org/>. |
| */ |
| package org.apache.tools.ant.taskdefs.optional.depend.constantpool; |
| |
| import java.io.DataInputStream; |
| import java.io.IOException; |
| |
| /** |
| * The constant pool entry which stores class information. |
| * |
| * @author Conor MacNeill |
| */ |
| public class ClassCPInfo extends ConstantPoolEntry { |
| |
| /** |
| * The class' name. This will be only valid if the entry has been |
| * resolved against the constant pool. |
| */ |
| private String className; |
| |
| /** |
| * The index into the constant pool where this class' name is stored. If |
| * the class name is changed, this entry is invalid until this entry is |
| * connected to a constant pool. |
| */ |
| private int index; |
| |
| /** |
| * Constructor. Sets the tag value for this entry to type Class |
| */ |
| public ClassCPInfo() { |
| super(CONSTANT_CLASS, 1); |
| } |
| |
| /** |
| * Read the entry from a stream. |
| * |
| * @param cpStream the stream containing the constant pool entry to be |
| * read. |
| * @exception IOException thrown if there is a problem reading the entry |
| * from the stream. |
| */ |
| public void read(DataInputStream cpStream) throws IOException { |
| index = cpStream.readUnsignedShort(); |
| className = "unresolved"; |
| } |
| |
| /** |
| * Generate a string readable version of this entry |
| * |
| * @return string representation of this constant pool entry |
| */ |
| public String toString() { |
| return "Class Constant Pool Entry for " + className + "[" + index + "]"; |
| } |
| |
| /** |
| * Resolve this class info against the given constant pool. |
| * |
| * @param constantPool the constant pool with which to resolve the |
| * class. |
| */ |
| public void resolve(ConstantPool constantPool) { |
| className = ((Utf8CPInfo) constantPool.getEntry(index)).getValue(); |
| |
| super.resolve(constantPool); |
| } |
| |
| /** |
| * Get the class name of this entry. |
| * |
| * @return the class' name. |
| */ |
| public String getClassName() { |
| return className; |
| } |
| |
| } |
| |