| /* |
| * 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.apache.axiom.weaver; |
| |
| import java.io.IOException; |
| import java.io.InputStream; |
| |
| import org.apache.axiom.weaver.classio.ClassFetcher; |
| import org.objectweb.asm.ClassReader; |
| import org.objectweb.asm.ClassVisitor; |
| |
| final class ClassFetcherImpl implements ClassFetcher { |
| private final ClassLoader classLoader; |
| |
| ClassFetcherImpl(ClassLoader classLoader) { |
| this.classLoader = classLoader; |
| } |
| |
| @Override |
| public Class<?> loadClass(String name) { |
| try { |
| return classLoader.loadClass(name); |
| } catch (ClassNotFoundException ex) { |
| throw new WeaverException("Failed to load class " + name, ex); |
| } |
| } |
| |
| @Override |
| public void fetch(String className, ClassVisitor classVisitor) { |
| try (InputStream in = |
| classLoader.getResourceAsStream(className.replace('.', '/') + ".class")) { |
| if (in == null) { |
| throw new WeaverException("Class " + className + " not found"); |
| } |
| new ClassReader(in).accept(classVisitor, 0); |
| } catch (IOException ex) { |
| throw new WeaverException("Failed to load class " + className, ex); |
| } |
| } |
| } |