| /** |
| * 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.camel.impl; |
| |
| import java.io.InputStream; |
| import java.net.URL; |
| |
| import org.apache.camel.spi.ClassResolver; |
| import org.apache.camel.util.CastUtils; |
| import org.apache.camel.util.ObjectHelper; |
| |
| /** |
| * Default class resolver that uses regular class loader to load classes. |
| */ |
| public class DefaultClassResolver implements ClassResolver { |
| |
| public Class<?> resolveClass(String name) { |
| return loadClass(name, DefaultClassResolver.class.getClassLoader()); |
| } |
| |
| public <T> Class<T> resolveClass(String name, Class<T> type) { |
| Class<T> answer = CastUtils.cast(loadClass(name, DefaultClassResolver.class.getClassLoader())); |
| return answer; |
| } |
| |
| public Class<?> resolveClass(String name, ClassLoader loader) { |
| return loadClass(name, loader); |
| } |
| |
| public <T> Class<T> resolveClass(String name, Class<T> type, ClassLoader loader) { |
| Class<T> answer = CastUtils.cast(loadClass(name, loader)); |
| return answer; |
| } |
| |
| public Class<?> resolveMandatoryClass(String name) throws ClassNotFoundException { |
| Class<?> answer = resolveClass(name); |
| if (answer == null) { |
| throw new ClassNotFoundException(name); |
| } |
| return answer; |
| } |
| |
| public <T> Class<T> resolveMandatoryClass(String name, Class<T> type) throws ClassNotFoundException { |
| Class<T> answer = resolveClass(name, type); |
| if (answer == null) { |
| throw new ClassNotFoundException(name); |
| } |
| return answer; |
| } |
| |
| public Class<?> resolveMandatoryClass(String name, ClassLoader loader) throws ClassNotFoundException { |
| Class<?> answer = resolveClass(name, loader); |
| if (answer == null) { |
| throw new ClassNotFoundException(name); |
| } |
| return answer; |
| } |
| |
| public <T> Class<T> resolveMandatoryClass(String name, Class<T> type, ClassLoader loader) throws ClassNotFoundException { |
| Class<T> answer = resolveClass(name, type, loader); |
| if (answer == null) { |
| throw new ClassNotFoundException(name); |
| } |
| return answer; |
| } |
| |
| public InputStream loadResourceAsStream(String uri) { |
| ObjectHelper.notEmpty(uri, "uri"); |
| return ObjectHelper.loadResourceAsStream(uri); |
| } |
| |
| public URL loadResourceAsURL(String uri) { |
| ObjectHelper.notEmpty(uri, "uri"); |
| return ObjectHelper.loadResourceAsURL(uri); |
| } |
| |
| protected Class<?> loadClass(String name, ClassLoader loader) { |
| ObjectHelper.notEmpty(name, "name"); |
| return ObjectHelper.loadClass(name, loader); |
| } |
| } |