001 /* 002 * Sonar, open source software quality management tool. 003 * Copyright (C) 2008-2012 SonarSource 004 * mailto:contact AT sonarsource DOT com 005 * 006 * Sonar is free software; you can redistribute it and/or 007 * modify it under the terms of the GNU Lesser General Public 008 * License as published by the Free Software Foundation; either 009 * version 3 of the License, or (at your option) any later version. 010 * 011 * Sonar is distributed in the hope that it will be useful, 012 * but WITHOUT ANY WARRANTY; without even the implied warranty of 013 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 014 * Lesser General Public License for more details. 015 * 016 * You should have received a copy of the GNU Lesser General Public 017 * License along with Sonar; if not, write to the Free Software 018 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02 019 */ 020 package org.sonar.java.bytecode; 021 022 import org.sonar.java.bytecode.asm.AsmClass; 023 import org.sonar.java.bytecode.asm.AsmMethod; 024 025 public class VirtualMethodsLinker { 026 027 public void process(AsmMethod method) { 028 if ( !method.isBodyLoaded() && method.isUsed()) { 029 AsmMethod implementation = findImplementation(method.getParent(), method.getKey()); 030 if (implementation != null) { 031 implementation.setUsed(true); 032 method.linkTo(implementation); 033 } 034 } 035 } 036 037 private AsmMethod findImplementation(AsmClass asmClass, String methodKey) { 038 AsmMethod method = asmClass.getMethod(methodKey); 039 if (method != null && method.isBodyLoaded()) { 040 return method; 041 } 042 if (asmClass.getSuperClass() != null) { 043 return findImplementation(asmClass.getSuperClass(), methodKey); 044 } 045 return null; 046 } 047 }