001 /* 002 * Sonar, open source software quality management tool. 003 * Copyright (C) 2009 SonarSource SA 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.squid.bytecode.asm; 021 022 import org.objectweb.asm.Type; 023 import org.objectweb.asm.signature.SignatureReader; 024 025 public class AsmMethod extends AsmUnit { 026 027 String name; 028 String key; 029 String[] exceptions; 030 AsmType returnType; 031 AsmType[] arguments; 032 String[] signatureClasses; 033 034 public AsmMethod(int access, String name, String descriptor, String descriptorWithGenerics, String[] exceptions) { 035 super(access); 036 this.name = name; 037 key = name + descriptor; 038 this.exceptions = exceptions; 039 initReturnType(descriptor); 040 initArguments(descriptor); 041 if (descriptorWithGenerics == null) { 042 extractClasses(descriptor); 043 } else { 044 extractClasses(descriptorWithGenerics); 045 } 046 } 047 048 private void initArguments(String descriptor) { 049 Type[] types = Type.getArgumentTypes(descriptor); 050 arguments = new AsmType[types.length]; 051 for (int i = 0; i < arguments.length; i++) { 052 arguments[i] = new AsmType(types[i]); 053 } 054 } 055 056 private void extractClasses(String signature) { 057 AsmSignatureVisitor signatureVisitor = new AsmSignatureVisitor(); 058 new SignatureReader(signature).accept(signatureVisitor); 059 signatureClasses = signatureVisitor.getInternalNames().toArray(new String[0]); 060 } 061 062 private void initReturnType(String descriptor) { 063 returnType = new AsmType(Type.getReturnType(descriptor)); 064 } 065 066 public String getName() { 067 return name; 068 } 069 070 public String getKey() { 071 return key; 072 } 073 074 public boolean hasReturnType() { 075 return !returnType.isVoid(); 076 } 077 078 public AsmType getReturnType() { 079 return returnType; 080 } 081 082 public boolean hasArguments() { 083 return arguments.length != 0; 084 } 085 086 public AsmType[] getArguments() { 087 return arguments; 088 } 089 090 public String[] getExceptions() { 091 return exceptions; 092 } 093 094 public String[] getSignatureClasses(){ 095 return signatureClasses; 096 } 097 098 public String getReturnTypePath() { 099 return returnType.getPath(); 100 } 101 }