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Diffstat (limited to 'src/proguard/classfile/constant/visitor/MethodrefTraveler.java')
-rw-r--r-- | src/proguard/classfile/constant/visitor/MethodrefTraveler.java | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/src/proguard/classfile/constant/visitor/MethodrefTraveler.java b/src/proguard/classfile/constant/visitor/MethodrefTraveler.java new file mode 100644 index 0000000..49c0917 --- /dev/null +++ b/src/proguard/classfile/constant/visitor/MethodrefTraveler.java @@ -0,0 +1,60 @@ +/* + * ProGuard -- shrinking, optimization, obfuscation, and preverification + * of Java bytecode. + * + * Copyright (c) 2002-2011 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.constant.visitor; + +import proguard.classfile.Clazz; +import proguard.classfile.attribute.*; +import proguard.classfile.constant.*; +import proguard.classfile.util.SimplifiedVisitor; + +/** + * This ConstantVisitor travels from any method handle constants that it visits + * to their methodref constants, and applies a given constant visitor. + * + * @author Eric Lafortune + */ +public class MethodrefTraveler +extends SimplifiedVisitor +implements ConstantVisitor +{ + private ConstantVisitor methodrefConstantVisitor; + + + /** + * Creates a new v that will delegate to the given constant visitor. + */ + public MethodrefTraveler(ConstantVisitor methodrefConstantVisitor) + { + this.methodrefConstantVisitor = methodrefConstantVisitor; + } + + + // Implementations for ConstantVisitor. + + public void visitAnyConstant(Clazz clazz, Constant constant) {} + + + public void visitMethodHandleConstant(Clazz clazz, MethodHandleConstant methodHandleConstant) + { + clazz.constantPoolEntryAccept(methodHandleConstant.u2referenceIndex, + methodrefConstantVisitor); + } +} |