org.cipango.console

Class StatisticGraph

java.lang.Object

org.cipango.console.StatisticGraph

public class StatisticGraph
extends Object

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	StatisticGraph.GraphType

Constructor Summary

Constructors

Constructor and Description
StatisticGraph(JmxConnection connection, Timer timer)

Method Summary

Methods

Modifier and Type	Method and Description
byte[]	createGraphAsPng(Date start, Date end, org.jrobin.graph.RrdGraphDefTemplate graphTemplate)
byte[]	createGraphAsPng(long time, String type) Create a graph of the last time seconds.
MBeanServerConnection	getMbsc()
MemoryMXBean	getMemory()
protected long	getSessions(MBeanServerConnection mbsc)
boolean	isStarted()
void	reset()
void	setDataFileName(String name)
void	setRefreshPeriod(long statRefreshPeriod) Sets the refresh period for statistics in milliseconds.
void	start()
void	stop()
boolean	updateDb() Returns true if update has been successfully done.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

StatisticGraph

public StatisticGraph(JmxConnection connection,
              Timer timer)
               throws AttributeNotFoundException,
                      InstanceNotFoundException,
                      MBeanException,
                      ReflectionException,
                      IOException,
                      org.jrobin.core.RrdException

Throws:

AttributeNotFoundException

InstanceNotFoundException

MBeanException

ReflectionException

IOException

org.jrobin.core.RrdException

Method Detail

setRefreshPeriod

public void setRefreshPeriod(long statRefreshPeriod)

Sets the refresh period for statistics in milliseconds. If the period has changed, write statictics immediatly and reschedule the timer with statRefreshPeriod.

Parameters:

statRefreshPeriod - The statistics refresh period in seconds or -1 to disabled refresh.

reset

public void reset()

getSessions

protected long getSessions(MBeanServerConnection mbsc)
                    throws AttributeNotFoundException,
                           InstanceNotFoundException,
                           MBeanException,
                           ReflectionException,
                           IOException

Throws:

AttributeNotFoundException

InstanceNotFoundException

MBeanException

ReflectionException

IOException

updateDb

public boolean updateDb()

Returns true if update has been successfully done.

Returns:

createGraphAsPng

public byte[] createGraphAsPng(Date start,
                      Date end,
                      org.jrobin.graph.RrdGraphDefTemplate graphTemplate)

createGraphAsPng

public byte[] createGraphAsPng(long time,
                      String type)

Create a graph of the last time seconds.

Parameters:

time -

Returns:

The PNG image.

setDataFileName

public void setDataFileName(String name)

start

public void start()

isStarted

public boolean isStarted()

stop

public void stop()

getMbsc

public MBeanServerConnection getMbsc()

getMemory

public MemoryMXBean getMemory()
                       throws IOException

Throws:

IOException