org.rrd4j.core

Class RrdLong<U extends RrdUpdater<U>>

java.lang.Object

org.rrd4j.core.RrdPrimitive<U>

org.rrd4j.core.RrdLong<U>

Type Parameters:

U - The type of RrdUpdater this primitive belongs to

class RrdLong<U extends RrdUpdater<U>>
extends RrdPrimitive<U>

RRD primitive type for handling long integer values.

This class provides methods to store and retrieve long integer values in RRD files. It includes caching support for performance optimization when the backend allows it.

Field Summary

Fields inherited from class org.rrd4j.core.RrdPrimitive

RRD_DOUBLE, RRD_INT, RRD_LONG, RRD_PRIM_SIZES, RRD_STRING, STRING_LENGTH

Constructor Summary

Constructors

Constructor and Description
RrdLong(RrdUpdater<U> updater)
RrdLong(RrdUpdater<U> updater, boolean isConstant)

Method Summary

Modifier and Type	Method and Description
(package private) long	get() Gets the long value.
(package private) void	set(long value) Sets the long value.

Methods inherited from class org.rrd4j.core.RrdPrimitive

isCachingAllowed, readBytes, readDouble, readDouble, readDouble, readEnum, readInt, readLong, readString, writeBytes, writeDouble, writeDouble, writeDouble, writeDouble, writeEnum, writeInt, writeLong, writeString

Methods inherited from class java.lang.Object

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

Constructor Detail

RrdLong

RrdLong(RrdUpdater<U> updater)

RrdLong

RrdLong(RrdUpdater<U> updater,
        boolean isConstant)

Method Detail

get

long get()
  throws IOException

Gets the long value.

Returns:

the long value

Throws:

IOException - if an I/O error occurs

set

void set(long value)
  throws IOException

Sets the long value.

Parameters:

value - the long value to set

Throws:

IOException - if an I/O error occurs