org.opentripplanner.common.geometry

Class DlugoszVarLenIntPacker

java.lang.Object

org.opentripplanner.common.geometry.DlugoszVarLenIntPacker

public class DlugoszVarLenIntPacker
extends Object

Variable-length integer encoding. This optimize integer storage when most of the values are small, but few of them can be quite large (as in a geometry). Adapted Dlugosz scheme to support signed int whose average are around 0. See Dlugosz' variable-length integer encoding (http://www.dlugosz.com/ZIP2/VLI.html).

Author:

laurent

Constructor Summary

Constructors

Constructor and Description
DlugoszVarLenIntPacker()

Method Summary

Modifier and Type	Method and Description
static byte[]	pack(int[] arr)
static int[]	unpack(byte[] arr)

Methods inherited from class java.lang.Object

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

Constructor Detail

DlugoszVarLenIntPacker

public DlugoszVarLenIntPacker()

Method Detail

pack

public static byte[] pack(int[] arr)

unpack

public static int[] unpack(byte[] arr)