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Spring Framework example source code file (RemotingSupport.java)

This example Spring Framework source code file (RemotingSupport.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Java - Spring Framework tags/keywords

beanclassloaderaware, beanclassloaderaware, classloader, classloader, log, log, remotingsupport, remotingsupport

The Spring Framework RemotingSupport.java source code

/*
 * Copyright 2002-2008 the original author or authors.
 *
 * Licensed 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.springframework.remoting.support;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;

import org.springframework.beans.factory.BeanClassLoaderAware;
import org.springframework.util.ClassUtils;

/**
 * Generic support base class for remote accessor and exporters,
 * providing common bean ClassLoader handling.
 *
 * @author Juergen Hoeller
 * @since 2.5.2
 */
public abstract class RemotingSupport implements BeanClassLoaderAware {

	/** Logger available to subclasses */
	protected final Log logger = LogFactory.getLog(getClass());

	private ClassLoader beanClassLoader = ClassUtils.getDefaultClassLoader();


	public void setBeanClassLoader(ClassLoader classLoader) {
		this.beanClassLoader = classLoader;
	}

	/**
	 * Return the ClassLoader that this accessor operates in,
	 * to be used for deserializing and for generating proxies.
	 */
	protected ClassLoader getBeanClassLoader() {
		return this.beanClassLoader;
	}


	/**
	 * Override the thread context ClassLoader with the environment's bean ClassLoader
	 * if necessary, i.e. if the bean ClassLoader is not equivalent to the thread
	 * context ClassLoader already.
	 * @return the original thread context ClassLoader, or <code>null if not overridden
	 */
	protected ClassLoader overrideThreadContextClassLoader() {
		return ClassUtils.overrideThreadContextClassLoader(getBeanClassLoader());
	}

	/**
	 * Reset the original thread context ClassLoader if necessary.
	 * @param original the original thread context ClassLoader,
	 * or <code>null if not overridden (and hence nothing to reset)
	 */
	protected void resetThreadContextClassLoader(ClassLoader original) {
		if (original != null) {
			Thread.currentThread().setContextClassLoader(original);
		}
	}

}

Other Spring Framework examples (source code examples)

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