| /* |
| * ProGuard -- shrinking, optimization, obfuscation, and preverification |
| * of Java bytecode. |
| * |
| * Copyright (c) 2002-2009 Eric Lafortune (eric@graphics.cornell.edu) |
| * |
| * This program is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License as published by the Free |
| * Software Foundation; either version 2 of the License, or (at your option) |
| * any later version. |
| * |
| * This program is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for |
| * more details. |
| * |
| * You should have received a copy of the GNU General Public License along |
| * with this program; if not, write to the Free Software Foundation, Inc., |
| * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| */ |
| package proguard.classfile.visitor; |
| |
| import proguard.classfile.*; |
| |
| |
| /** |
| * This ClassVisitor delegates all visits to each ClassVisitor |
| * in a given list. |
| * |
| * @author Eric Lafortune |
| */ |
| public class MultiClassVisitor implements ClassVisitor |
| { |
| private static final int ARRAY_SIZE_INCREMENT = 5; |
| |
| private ClassVisitor[] classVisitors; |
| private int classVisitorCount; |
| |
| |
| public MultiClassVisitor() |
| { |
| } |
| |
| |
| public MultiClassVisitor(ClassVisitor[] classVisitors) |
| { |
| this.classVisitors = classVisitors; |
| this.classVisitorCount = classVisitors.length; |
| } |
| |
| |
| public void addClassVisitor(ClassVisitor classVisitor) |
| { |
| ensureArraySize(); |
| |
| classVisitors[classVisitorCount++] = classVisitor; |
| } |
| |
| |
| private void ensureArraySize() |
| { |
| if (classVisitors == null) |
| { |
| classVisitors = new ClassVisitor[ARRAY_SIZE_INCREMENT]; |
| } |
| else if (classVisitors.length == classVisitorCount) |
| { |
| ClassVisitor[] newClassVisitors = |
| new ClassVisitor[classVisitorCount + |
| ARRAY_SIZE_INCREMENT]; |
| System.arraycopy(classVisitors, 0, |
| newClassVisitors, 0, |
| classVisitorCount); |
| classVisitors = newClassVisitors; |
| } |
| } |
| |
| |
| // Implementations for ClassVisitor. |
| |
| public void visitProgramClass(ProgramClass programClass) |
| { |
| for (int index = 0; index < classVisitorCount; index++) |
| { |
| classVisitors[index].visitProgramClass(programClass); |
| } |
| } |
| |
| |
| public void visitLibraryClass(LibraryClass libraryClass) |
| { |
| for (int index = 0; index < classVisitorCount; index++) |
| { |
| classVisitors[index].visitLibraryClass(libraryClass); |
| } |
| } |
| } |