/*
* Copyright 2009 Leo Xu.
*
* 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.
* under the License.
*/
package systeminformationmonitor.system;
import java.util.logging.Level;
import java.util.logging.Logger;
import org.hyperic.sigar.SigarException;
import org.hyperic.sigar.Tcp;
import org.jfree.chart.ChartPanel;
import org.jfree.chart.plot.CategoryPlot;
import systeminformationmonitor.SystemInformationMonitorApp;
import systeminformationmonitor.swing.model.TCPConnectionModel;
import systeminformationmonitor.swing.model.TCPSegmentModel;
import systeminformationmonitor.system.object.TCPStatObject;
/**
* TCPStat class generates all TCP related information.
* @author Leo Xu
*/
public class TCPStat extends AbstractSystemUpdater {
public TCPStat() {
super();
}
@Override
public void prepare() {
}
@Override
public void update() {
TCPStatObject tcpObj = getTCPStat();
threadLock.lock(); // block until condition holds
try {
ChartPanel chart = (ChartPanel) SystemInformationMonitorApp.getApplication().getView().getTcpJPanel();
CategoryPlot plot = (CategoryPlot) chart.getChart().getPlot();
TCPSegmentModel model = (TCPSegmentModel) plot.getDataset();
model.update(tcpObj);
ChartPanel connectChart = (ChartPanel) SystemInformationMonitorApp.getApplication().getView().getConnectionJPanel();
CategoryPlot connectPlot = (CategoryPlot) connectChart.getChart().getPlot();
TCPConnectionModel connectModel = (TCPConnectionModel) connectPlot.getDataset();
connectModel.update(tcpObj);
} finally {
threadLock.unlock();
}
}
private TCPStatObject getTCPStat() {
TCPStatObject tcpObj = new TCPStatObject();
try {
Tcp stat = sigar.getTcp();
tcpObj.setActiveOpens(stat.getActiveOpens());
tcpObj.setPassiveOpens(stat.getPassiveOpens());
tcpObj.setAttemptFails(stat.getAttemptFails());
tcpObj.setEstabResets(stat.getEstabResets());
tcpObj.setCurrentEstab(stat.getCurrEstab());
tcpObj.setInSegs(stat.getInSegs());
tcpObj.setOutSegs(stat.getOutSegs());
tcpObj.setRetransSegs(stat.getRetransSegs());
tcpObj.setInErrs(stat.getInErrs());
tcpObj.setOutRsts(stat.getOutRsts());
} catch (SigarException ex) {
Logger.getLogger(NetStat.class.getName()).log(Level.SEVERE, null, ex);
}
return tcpObj;
}
}