org.apache.openjpa.util.MultiLoaderClassResolver Maven / Gradle / Ivy
/*
* 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.openjpa.util;
import java.security.AccessController;
import org.apache.openjpa.lib.util.J2DoPrivHelper;
import org.apache.openjpa.lib.util.MultiClassLoader;
/**
* A simple {@link ClassResolver} that uses multiple class loaders to
* resolve classes.
*
* @author Steve Kim
*/
public class MultiLoaderClassResolver implements ClassResolver {
final private MultiClassLoader _loader = AccessController
.doPrivileged(J2DoPrivHelper.newMultiClassLoaderAction());
public MultiLoaderClassResolver() {
}
public MultiLoaderClassResolver(ClassLoader[] loaders) {
for (ClassLoader loader : loaders) {
_loader.addClassLoader(loader);
}
}
public boolean addClassLoader(ClassLoader loader) {
return _loader.addClassLoader(loader);
}
@Override
public ClassLoader getClassLoader(Class ctx, ClassLoader envLoader) {
return _loader;
}
}