org.apache.hadoop.hbase.util
Class ArrayUtils

java.lang.Object
  org.apache.hadoop.hbase.util.ArrayUtils

@InterfaceAudience.Private
public class ArrayUtils
extends Object

A set of array utility functions that return reasonable values in cases where an array is allocated or if it is null

Constructor Summary

ArrayUtils()

Method Summary

static long	getFirst(long[] a)
static long	getLast(long[] a)
static int	getTotalLengthOfArrays(Iterable<byte[]> arrays)
static byte[]	growIfNecessary(byte[] array, int minLength, int numAdditionalBytes)
static int[]	growIfNecessary(int[] array, int minLength, int numAdditionalInts)
static long[]	growIfNecessary(long[] array, int minLength, int numAdditionalLongs)
static boolean	isEmpty(byte[] a)
static boolean	isEmpty(long[] a)
static boolean	isEmpty(Object[] a)
static int	length(byte[] a)
static int	length(long[] a)
static int	length(Object[] a)
static ArrayList<Long>	toList(long[] array)

Methods inherited from class java.lang.Object

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

Constructor Detail

ArrayUtils

public ArrayUtils()

Method Detail

length

public static int length(byte[] a)

length

public static int length(long[] a)

length

public static int length(Object[] a)

isEmpty

public static boolean isEmpty(byte[] a)

isEmpty

public static boolean isEmpty(long[] a)

isEmpty

public static boolean isEmpty(Object[] a)

getFirst

public static long getFirst(long[] a)

getLast

public static long getLast(long[] a)

getTotalLengthOfArrays

public static int getTotalLengthOfArrays(Iterable<byte[]> arrays)

toList

public static ArrayList<Long> toList(long[] array)

growIfNecessary

public static byte[] growIfNecessary(byte[] array,
                                     int minLength,
                                     int numAdditionalBytes)

growIfNecessary

public static int[] growIfNecessary(int[] array,
                                    int minLength,
                                    int numAdditionalInts)

growIfNecessary

public static long[] growIfNecessary(long[] array,
                                     int minLength,
                                     int numAdditionalLongs)