Package org.rrd4j.graph

Class RrdGraphInfo

java.lang.Object

org.rrd4j.graph.RrdGraphInfo

public class RrdGraphInfo
extends Object

Class to represent successfully created Rrd4j graph. Objects of this class are created by method RrdGraph.getRrdGraphInfo().

Field Summary

Fields

Modifier and Type	Field	Description
(package private) String	filename
(package private) int	height
(package private) String	imgInfo
(package private) InputStream	stream
(package private) int	width

Constructor Summary

Constructors

Constructor	Description
RrdGraphInfo()

Method Summary

Modifier and Type	Method	Description
(package private) void	addPrintLine(String printLine)
String	dump()	Dumps complete graph information.
int	getByteCount()	Returns the number of bytes in the graph file
byte[]	getBytes()	Returns graph bytes
String	getFilename()	Returns filename of the graph
int	getHeight()	Returns total graph height
String	getImgInfo()	Returns image information requested by RrdGraphDef.setImageInfo(String) method
String[]	getPrintLines()	Returns PRINT lines requested by RrdGraphDef.print(String, org.rrd4j.ConsolFun, String) method.
int	getWidth()	Returns total graph width

Methods inherited from class java.lang.Object

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

Field Details

filename

String filename

width

int width

height

int height

stream

InputStream stream

imgInfo

String imgInfo

Constructor Details

RrdGraphInfo

RrdGraphInfo()

Method Details

addPrintLine

void addPrintLine(String printLine)

getFilename

public String getFilename()

Returns filename of the graph

Returns:

filename of the graph. '-' denotes in-memory graph (no file created)

getWidth

public int getWidth()

Returns total graph width

Returns:

total graph width

getHeight

public int getHeight()

Returns total graph height

Returns:

total graph height

getBytes

public byte[] getBytes()

Returns graph bytes

Returns:

Graph bytes

Throws:

IllegalStateException - if the images bytes are unavailable or can't be read

getPrintLines

public String[] getPrintLines()

Returns PRINT lines requested by RrdGraphDef.print(String, org.rrd4j.ConsolFun, String) method.

Returns:

An array of formatted PRINT lines

getImgInfo

public String getImgInfo()

Returns image information requested by RrdGraphDef.setImageInfo(String) method

Returns:

Image information

getByteCount

public int getByteCount()

Returns the number of bytes in the graph file

Returns:

Length of the graph file

Throws:

IllegalStateException - if the images bytes are unavailable

dump

public String dump()

Dumps complete graph information. Useful for debugging purposes.

Returns:

String containing complete graph information