00001 /** 00002 * C-JDBC: Clustered JDBC. 00003 * Copyright (C) 2002-2004 French National Institute For Research In Computer 00004 * Science And Control (INRIA). 00005 * Contact: c-jdbc@objectweb.org 00006 * 00007 * This library is free software; you can redistribute it and/or modify it 00008 * under the terms of the GNU Lesser General Public License as published by the 00009 * Free Software Foundation; either version 2.1 of the License, or any later 00010 * version. 00011 * 00012 * This library is distributed in the hope that it will be useful, but WITHOUT 00013 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 00014 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License 00015 * for more details. 00016 * 00017 * You should have received a copy of the GNU Lesser General Public License 00018 * along with this library; if not, write to the Free Software Foundation, 00019 * Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. 00020 * 00021 * Initial developer(s): Nicolas Modrzyk. 00022 * Contributor(s): 00023 */ 00024 package org.objectweb.cjdbc.common.monitor.virtualdatabase; 00025 00026 import org.objectweb.cjdbc.common.i18n.Translate; 00027 import org.objectweb.cjdbc.controller.virtualdatabase.VirtualDatabase; 00028 00029 /** 00030 * Count total of threads used by a <code>VirtualDatabase</code> 00031 * 00032 * @author <a href="mailto:Nicolas.Modrzyk@inrialpes.fr">Nicolas Modrzyk</a> 00033 */ 00034 public class DatabaseThreadsCollector extends AbstractVirtualDatabaseDataCollector 00035 { 00036 /** 00037 * create collector 00038 * 00039 * @param virtualDatabaseName to get info from 00040 */ 00041 public DatabaseThreadsCollector(String virtualDatabaseName) 00042 { 00043 super(virtualDatabaseName); 00044 } 00045 00046 /** 00047 * @see org.objectweb.cjdbc.common.monitor.AbstractDataCollector#collectValue() 00048 */ 00049 public long getValue(Object database) 00050 { 00051 return ((VirtualDatabase) database).getCurrentNbOfThreads(); 00052 } 00053 00054 /** 00055 * @see org.objectweb.cjdbc.common.monitor.AbstractDataCollector#getDescription() 00056 */ 00057 public String getDescription() 00058 { 00059 return Translate.get("monitoring.virtualdatabase.threads.count"); 00060 } 00061 }