org.opennms.netmgt.rrd.jrrd2.impl

Class Interface

java.lang.Object

org.opennms.netmgt.rrd.jrrd2.impl.Interface

public final class Interface
extends Object

A native interface to librrd. Use org.opennms.netmgt.rrd.jrrd2.impl.JRrd2 instead of making calls directly to this interface.

Version:

2.0.0

Author:

jwhite

Constructor Summary

Constructors

Constructor and Description
Interface()

Method Summary

Modifier and Type	Method and Description
static void	init() Load the jrrd library and create the singleton instance of the interface.
static void	reload()
protected static void	rrd_create_r(String filename, long pdp_step, long last_up, String[] argv)
protected static FetchResults	rrd_fetch_r(String filename, String cf, long start, long end, long step)
protected static void	rrd_get_context()
protected static void	rrd_update_r(String filename, String template, String[] argv)
protected static FetchResults	rrd_xport(String[] argv)

Methods inherited from class java.lang.Object

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

Constructor Detail

Interface

public Interface()

Method Detail

rrd_get_context

protected static void rrd_get_context()

rrd_create_r

protected static void rrd_create_r(String filename,
                                   long pdp_step,
                                   long last_up,
                                   String[] argv)
                            throws JRrd2Exception

Throws:

JRrd2Exception

rrd_update_r

protected static void rrd_update_r(String filename,
                                   String template,
                                   String[] argv)
                            throws JRrd2Exception

Throws:

JRrd2Exception

rrd_fetch_r

protected static FetchResults rrd_fetch_r(String filename,
                                          String cf,
                                          long start,
                                          long end,
                                          long step)
                                   throws JRrd2Exception

Throws:

JRrd2Exception

rrd_xport

protected static FetchResults rrd_xport(String[] argv)
                                 throws JRrd2Exception

Throws:

JRrd2Exception

init

public static void init()
                 throws SecurityException,
                        UnsatisfiedLinkError

Load the jrrd library and create the singleton instance of the interface.

Throws:

SecurityException - if we don't have permission to load the library

UnsatisfiedLinkError - if the library doesn't exist

reload

public static void reload()
                   throws SecurityException,
                          UnsatisfiedLinkError

Throws:

SecurityException

UnsatisfiedLinkError