Spring Framework example source code file (OrmXmlOverridingShadowingClassLoader.java)

This example Spring Framework source code file (OrmXmlOverridingShadowingClassLoader.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

default_orm_xml_location, default_orm_xml_location, ormxmloverridingshadowingclassloader, ormxmloverridingshadowingclassloader, resourceoverridingshadowingclassloader, resourceoverridingshadowingclassloader, string, string

The Spring Framework OrmXmlOverridingShadowingClassLoader.java source code

/*
 * Copyright 2002-2007 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.test.jpa;

import org.springframework.instrument.classloading.ResourceOverridingShadowingClassLoader;

/**
 * Subclass of ShadowingClassLoader that overrides attempts to
 * locate <code>orm.xml.
 *
 * <p>This class must not be an inner class of AbstractJpaTests
 * to avoid it being loaded until first used.
 *
 * @author Rod Johnson
 * @author Adrian Colyer
 * @author Juergen Hoeller
 * @since 2.0
 */
class OrmXmlOverridingShadowingClassLoader extends ResourceOverridingShadowingClassLoader {
	
	/**
	 * Default location of the <code>orm.xml file in the class path:
	 * "META-INF/orm.xml"
	 */
	public static final String DEFAULT_ORM_XML_LOCATION = "META-INF/orm.xml";


	public OrmXmlOverridingShadowingClassLoader(ClassLoader loader, String realOrmXmlLocation) {
		super(loader);

		// Automatically exclude classes from these well-known persistence providers.
		// Do NOT exclude Hibernate classes --
		// this causes class casts due to use of CGLIB by Hibernate.
		// Same goes for OpenJPA which will not enhance the domain classes.
		excludePackage("oracle.toplink.essentials");
		excludePackage("junit");

		override(DEFAULT_ORM_XML_LOCATION, realOrmXmlLocation);
	}

}