net.bull.javamelody.internal.model

Class JRobin

java.lang.Object

net.bull.javamelody.internal.model.JRobin

public final class JRobin
extends Object

Stockage RRD et graphiques statistiques. Cette classe utilise JRobin qui est une librairie Java opensource (LGPL) similaire à RRDTool. L'API et le tutorial JRobin sont à http://oldwww.jrobin.org/api/index.html

Author:

Emeric Vernat

Field Summary

Fields

Modifier and Type	Field and Description
static int	SMALL_HEIGHT

Method Summary

Modifier and Type	Method and Description
String	dumpTxt(Range range)
void	dumpXml(OutputStream output, Range range)
String	getLabel()
double	getLastValue()
String	getName()
byte[]	graph(Range range, int width, int height)
byte[]	graph(Range range, int width, int height, boolean maxHidden)
static void	initBackendFactory(Timer timer) JavaMelody uses a custom RrdNioBackendFactory, in order to use its own and cancelable file sync timer.
static void	stop()
String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

SMALL_HEIGHT

public static final int SMALL_HEIGHT

See Also:

Constant Field Values

Method Detail

stop

public static void stop()

initBackendFactory

public static void initBackendFactory(Timer timer)
                               throws IOException

JavaMelody uses a custom RrdNioBackendFactory, in order to use its own and cancelable file sync timer.

Parameters:

timer - Timer

Throws:

IOException - e

graph

public byte[] graph(Range range,
                    int width,
                    int height)
             throws IOException

Throws:

IOException

graph

public byte[] graph(Range range,
                    int width,
                    int height,
                    boolean maxHidden)
             throws IOException

Throws:

IOException

getLastValue

public double getLastValue()
                    throws IOException

Throws:

IOException

dumpXml

public void dumpXml(OutputStream output,
                    Range range)
             throws IOException

Throws:

IOException

dumpTxt

public String dumpTxt(Range range)
               throws IOException

Throws:

IOException

getName

public String getName()

getLabel

public String getLabel()

toString

public String toString()

Overrides:

toString in class Object