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/*
* JPPF.
* Copyright (C) 2005-2019 JPPF Team.
* http://www.jppf.org
*
* 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.jppf.server.node.remote;
import java.security.*;
import java.util.List;
import java.util.concurrent.Callable;
import org.jppf.classloader.*;
import org.jppf.server.node.*;
import org.jppf.utils.LoggingUtils;
import org.slf4j.*;
/**
* Concrete implementation of {@link AbstractClassLoaderManager} for a remote node.
* @author Laurent Cohen
*/
public class RemoteClassLoaderManager extends AbstractClassLoaderManager {
/**
* Logger for this class.
*/
private static Logger log = LoggerFactory.getLogger(RemoteClassLoaderManager.class);
/**
* Determines whether the debug level is enabled in the logging configuration, without the cost of a method call.
*/
private static boolean debugEnabled = LoggingUtils.isDebugEnabled(log);
/**
* Initialize this class loader manager with the specified node.
* @param node the node that holds this class loader manager.
*/
RemoteClassLoaderManager(final JPPFRemoteNode node) {
super(node);
}
@Override
protected AbstractJPPFClassLoader createClassLoader() {
if (debugEnabled) log.debug("Initializing classloader");
return node.getJPPFClassLoader();
}
@Override
protected JPPFContainer newJPPFContainer(final List uuidPath, final AbstractJPPFClassLoader cl, final boolean clientAccess) throws Exception {
return new JPPFRemoteContainer(node, uuidPath, cl, clientAccess);
}
@Override
protected Callable newClassLoaderCreator(final List uuidPath, final Object...params) {
return () -> {
final PrivilegedAction pa = () -> {
final AbstractJPPFClassLoader parent = getClassLoader();
return new JPPFClassLoader(parent.getConnection(), parent, uuidPath);
};
return AccessController.doPrivileged(pa);
};
}
}