org.opennms.netmgt.rrd.model

Class RrdConvertUtils

java.lang.Object

org.opennms.netmgt.rrd.model.RrdConvertUtils

public class RrdConvertUtils
extends Object

The Class RRD Conversion Utilities.

Author:

Alejandro Galue

Method Summary

Modifier and Type	Method and Description
protected static RRDv3	convert(RRDv1 jrb) Converts a JRobin object into an RRDtool object.
protected static RRDv1	convert(RRDv3 rrd) Converts a RRDtool object into a JRobin object.
static void	convertFromJrobinToRrd(File sourceJrobinFile, File targetRrdFile) Convert from JRobin to RRDtool.
static void	convertFromRrdToJrobin(File sourceRrdFile, File targetJrobinFile) Convert from RRDtool to JRobin.
static RRDv1	dumpJrb(File sourceFile) Dumps a JRB.
static RRDv3	dumpRrd(File sourceFile) Dumps a RRD.
static void	restoreJrb(RRDv1 rrd, File targetFile) Restore a JRB.
static void	restoreRrd(RRDv3 rrd, File targetFile) Restores a RRD.

Methods inherited from class java.lang.Object

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

Method Detail

dumpJrb

public static RRDv1 dumpJrb(File sourceFile)
                     throws IOException,
                            org.jrobin.core.RrdException

Dumps a JRB.

Parameters:

sourceFile - the source file

Returns:

the RRD Object (old version)

Throws:

IOException - Signals that an I/O exception has occurred.

org.jrobin.core.RrdException - the RRD exception

dumpRrd

public static RRDv3 dumpRrd(File sourceFile)
                     throws IOException,
                            org.jrobin.core.RrdException

Dumps a RRD.

Parameters:

sourceFile - the source file

Returns:

the RRD Object

Throws:

IOException - Signals that an I/O exception has occurred.

org.jrobin.core.RrdException - the RRD exception

restoreJrb

public static void restoreJrb(RRDv1 rrd,
                              File targetFile)
                       throws IOException,
                              org.jrobin.core.RrdException

Restore a JRB.

Parameters:

rrd - the RRD object (old version)

targetFile - the target file

Throws:

IOException - Signals that an I/O exception has occurred.

org.jrobin.core.RrdException - the RRD exception

restoreRrd

public static void restoreRrd(RRDv3 rrd,
                              File targetFile)
                       throws IOException,
                              org.jrobin.core.RrdException

Restores a RRD.

Parameters:

rrd - the RRD object

targetFile - the target file

Throws:

IOException - Signals that an I/O exception has occurred.

org.jrobin.core.RrdException - the RRD exception

convertFromRrdToJrobin

public static void convertFromRrdToJrobin(File sourceRrdFile,
                                          File targetJrobinFile)
                                   throws IOException,
                                          org.jrobin.core.RrdException

Convert from RRDtool to JRobin.

Parameters:

sourceRrdFile - the source RRDtool file

targetJrobinFile - the target JRobin file

Throws:

IOException - Signals that an I/O exception has occurred.

org.jrobin.core.RrdException - the RRD exception

convertFromJrobinToRrd

public static void convertFromJrobinToRrd(File sourceJrobinFile,
                                          File targetRrdFile)
                                   throws IOException,
                                          org.jrobin.core.RrdException

Convert from JRobin to RRDtool.

Parameters:

sourceJrobinFile - the source JRobin file

targetRrdFile - the target RRDtool file

Throws:

IOException - Signals that an I/O exception has occurred.

org.jrobin.core.RrdException - the RRD exception

convert

protected static RRDv3 convert(RRDv1 jrb)
                        throws IllegalArgumentException

Converts a JRobin object into an RRDtool object.

Parameters:

jrb - the source JRobin object representation

Returns:

the RRDtool object representation

Throws:

IllegalArgumentException - the illegal argument exception (when the conversion is not possible)

convert

protected static RRDv1 convert(RRDv3 rrd)
                        throws IllegalArgumentException

Converts a RRDtool object into a JRobin object.

Parameters:

rrd - the RRDtool object representation

Returns:

the JRobin object representation

Throws:

IllegalArgumentException - the illegal argument exception (when the conversion is not possible)