| /* |
| * Copyright 2016 Google Inc. All Rights Reserved. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package com.google.turbine.bytecode; |
| |
| import java.io.PrintWriter; |
| import java.io.StringWriter; |
| import org.objectweb.asm.ClassReader; |
| import org.objectweb.asm.util.Printer; |
| import org.objectweb.asm.util.Textifier; |
| import org.objectweb.asm.util.TraceClassVisitor; |
| |
| /** |
| * ASM-based test utilities, in their own class mostly to avoid namespace issues with e.g. {@link |
| * com.google.turbine.bytecode.ClassReader}. |
| */ |
| public class AsmUtils { |
| public static String textify(byte[] bytes) { |
| Printer textifier = new Textifier(); |
| StringWriter sw = new StringWriter(); |
| new ClassReader(bytes) |
| .accept( |
| new TraceClassVisitor(null, textifier, new PrintWriter(sw, true)), |
| ClassReader.SKIP_DEBUG | ClassReader.SKIP_FRAMES | ClassReader.SKIP_CODE); |
| return sw.toString(); |
| } |
| } |