| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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 org.codehaus.groovy.ast.decompiled; |
| |
| import org.codehaus.groovy.GroovyBugError; |
| import org.codehaus.groovy.ast.ClassHelper; |
| import org.codehaus.groovy.ast.ClassNode; |
| import org.codehaus.groovy.control.ClassNodeResolver; |
| import org.codehaus.groovy.control.CompilationUnit; |
| import org.objectweb.asm.Type; |
| |
| /** |
| * A helper class used to resolve references found in ASM-decompiled classes. |
| * |
| * @see DecompiledClassNode |
| * @see AsmDecompiler |
| * |
| * @author Peter Gromov |
| */ |
| public class AsmReferenceResolver { |
| private final ClassNodeResolver resolver; |
| private final CompilationUnit unit; |
| |
| public AsmReferenceResolver(ClassNodeResolver resolver, CompilationUnit unit) { |
| this.resolver = resolver; |
| this.unit = unit; |
| } |
| |
| public ClassNode resolveClass(String className) { |
| ClassNode classNode = resolveClassNullable(className); |
| if (classNode == null) { |
| throw new NoClassDefFoundError(className); |
| } |
| return classNode; |
| } |
| |
| public ClassNode resolveClassNullable(String className) { |
| ClassNode beingCompiled = unit.getAST().getClass(className); |
| if (beingCompiled != null) { |
| return beingCompiled; |
| } |
| |
| ClassNodeResolver.LookupResult lookupResult = resolver.resolveName(className, unit); |
| return lookupResult == null ? null :lookupResult.getClassNode(); |
| } |
| |
| public ClassNode resolveType(Type type) { |
| if (type.getSort() == Type.ARRAY) { |
| ClassNode result = resolveNonArrayType(type.getElementType()); |
| for (int i = 0; i < type.getDimensions(); i++) { |
| result = result.makeArray(); |
| } |
| return result; |
| } |
| |
| return resolveNonArrayType(type); |
| } |
| |
| private ClassNode resolveNonArrayType(Type type) { |
| String className = type.getClassName(); |
| if (type.getSort() != Type.OBJECT) { |
| return ClassHelper.make(className); |
| } |
| |
| return resolveClass(className); |
| } |
| |
| public Class resolveJvmClass(String name) { |
| try { |
| return unit.getClassLoader().loadClass(name, false, true); |
| } catch (ClassNotFoundException e) { |
| throw new GroovyBugError("JVM class can't be loaded for " + name, e); |
| } |
| } |
| |
| } |