| package org.aspectj.apache.bcel.classfile; |
| |
| /* ==================================================================== |
| * The Apache Software License, Version 1.1 |
| * |
| * Copyright (c) 2001 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 acknowledgment: |
| * "This product includes software developed by the |
| * Apache Software Foundation (http://www.apache.org/)." |
| * Alternately, this acknowledgment may appear in the software itself, |
| * if and wherever such third-party acknowledgments normally appear. |
| * |
| * 4. The names "Apache" and "Apache Software Foundation" and |
| * "Apache BCEL" 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", |
| * "Apache BCEL", nor may "Apache" appear in their name, without |
| * prior written permission of the Apache Software Foundation. |
| * |
| * 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/>. |
| */ |
| |
| import java.io.DataInputStream; |
| import java.io.DataOutputStream; |
| import java.io.IOException; |
| |
| import org.aspectj.apache.bcel.Constants; |
| |
| /** |
| * https://docs.oracle.com/javase/specs/jvms/se11/html/jvms-4.html#jvms-4.7.29 |
| * |
| * @see Attribute |
| */ |
| public final class NestMembers extends Attribute { |
| private int numberOfClasses; |
| private int[] classes; // CONSTANT_Class_info references |
| |
| public NestMembers(NestMembers c) { |
| this(c.getNameIndex(), c.getLength(), c.getClasses(), c.getConstantPool()); |
| } |
| |
| public NestMembers(int nameIndex, int length, int[] classes, ConstantPool cp) { |
| super(Constants.ATTR_NEST_MEMBERS, nameIndex, length, cp); |
| setClasses(classes); |
| } |
| |
| NestMembers(int nameIndex, int length, DataInputStream file, ConstantPool constant_pool) throws IOException { |
| this(nameIndex, length, (int[]) null, constant_pool); |
| numberOfClasses = file.readUnsignedShort(); |
| classes = new int[numberOfClasses]; |
| for (int i = 0; i < numberOfClasses; i++) { |
| classes[i] = file.readUnsignedShort(); |
| } |
| } |
| |
| @Override |
| public void accept(ClassVisitor v) { |
| v.visitNestMembers(this); |
| } |
| |
| @Override |
| public final void dump(DataOutputStream file) throws IOException { |
| super.dump(file); |
| file.writeShort(numberOfClasses); |
| for (int i = 0; i < numberOfClasses; i++) { |
| file.writeShort(classes[i]); |
| } |
| } |
| |
| public final int[] getClasses() { |
| return classes; |
| } |
| |
| public final void setClasses(int[] inner_classes) { |
| this.classes = inner_classes; |
| numberOfClasses = (inner_classes == null) ? 0 : inner_classes.length; |
| } |
| |
| public final String[] getClassesNames() { |
| String[] result = new String[numberOfClasses]; |
| for (int i = 0; i < numberOfClasses; i++) { |
| ConstantClass constantClass = (ConstantClass)cpool.getConstant(classes[i],Constants.CONSTANT_Class); |
| result[i] = constantClass.getClassname(cpool); |
| } |
| return result; |
| } |
| |
| @Override |
| public final String toString() { |
| StringBuffer buf = new StringBuffer(); |
| for (int i = 0; i < numberOfClasses; i++) { |
| ConstantClass constantClass = (ConstantClass)cpool.getConstant(classes[i],Constants.CONSTANT_Class); |
| buf.append(constantClass.getClassname(cpool)).append(" "); |
| } |
| return "NestMembers("+buf.toString().trim()+")"; |
| } |
| } |