/**
* $RCSfile: $
* $Revision: $
* $Date: $
*
* Copyright (C) 2005-2008 Jive Software. All rights reserved.
*
* 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.jivesoftware.openfire.cluster;
import org.jivesoftware.openfire.SessionManager;
import org.jivesoftware.openfire.XMPPServer;
import org.jivesoftware.util.cache.CacheFactory;
import org.jivesoftware.util.cache.ClusterTask;
import java.io.IOException;
import java.io.ObjectInput;
import java.io.ObjectOutput;
import java.util.HashMap;
import java.util.Map;
/**
* Command that returns basic information about this JVM like number of client sessions,
* server sessions and amount of free and used memory.
*
* @author Gaston Dombiak
*/
public class GetBasicStatistics implements ClusterTask {
public static final String NODE = "node";
public static final String CLIENT = "client";
public static final String INCOMING = "incoming";
public static final String OUTGOING = "outgoing";
public static final String MEMORY_CURRENT = "memory_cur";
public static final String MEMORY_MAX = "memory_max";
private Map<String, Object> values;
public Object getResult() {
return values;
}
public void run() {
SessionManager manager = SessionManager.getInstance();
values = new HashMap<String, Object>();
values.put(NODE, CacheFactory.getClusterMemberID());
// Collect number of authenticated users
values.put(CLIENT, manager.getUserSessionsCount(true));
// Collect number of incoming server connections
values.put(INCOMING, manager.getIncomingServerSessionsCount(true));
// Collect number of outgoing server connections
values.put(OUTGOING, XMPPServer.getInstance().getRoutingTable().getServerSessionsCount());
// Calculate free and used memory
Runtime runtime = Runtime.getRuntime();
double freeMemory = (double) runtime.freeMemory() / (1024 * 1024);
double maxMemory = (double) runtime.maxMemory() / (1024 * 1024);
double totalMemory = (double) runtime.totalMemory() / (1024 * 1024);
double usedMemory = totalMemory - freeMemory;
values.put(MEMORY_CURRENT, usedMemory);
values.put(MEMORY_MAX, maxMemory);
}
public void writeExternal(ObjectOutput out) throws IOException {
// Ignore
}
public void readExternal(ObjectInput in) throws IOException, ClassNotFoundException {
// Ignore
}
}