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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
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package com.sun.tools.visualvm.modules.buffermonitor;
import com.sun.tools.visualvm.application.Application;
import com.sun.tools.visualvm.core.ui.DataSourceView;
import com.sun.tools.visualvm.core.ui.DataSourceViewProvider;
import com.sun.tools.visualvm.core.ui.DataSourceViewsManager;
import com.sun.tools.visualvm.tools.jmx.JmxModel;
import com.sun.tools.visualvm.tools.jmx.JmxModelFactory;
import java.io.IOException;
import javax.management.MBeanServerConnection;
import javax.management.MalformedObjectNameException;
import javax.management.ObjectName;
/**
*
* @author Tomas Hurka
*/
public class BufferMonitorViewProvider extends DataSourceViewProvider<Application> {
static final String DIRECT_BUFFER_NAME = "java.nio:type=BufferPool,name=direct";
static final String MAPPED_BUFFER_NAME = "java.nio:type=BufferPool,name=mapped";
protected boolean supportsViewFor(Application application) {
JmxModel jmx = JmxModelFactory.getJmxModelFor(application);
if (jmx != null && jmx.getConnectionState() == JmxModel.ConnectionState.CONNECTED) {
MBeanServerConnection connection = jmx.getMBeanServerConnection();
try {
if (connection.isRegistered(new ObjectName(DIRECT_BUFFER_NAME))) {
return true;
}
} catch (MalformedObjectNameException ex) {
ex.printStackTrace();
} catch (IOException ex) {
ex.printStackTrace();
}
}
return false;
}
protected DataSourceView createView(Application application) {
return new BufferMonitorView(application);
}
public void initialize() {
DataSourceViewsManager.sharedInstance().addViewProvider(this, Application.class);
}
}