Package org.hibernate.util

Class ArrayHelper

java.lang.Object

org.hibernate.util.ArrayHelper

public final class ArrayHelper
extends Object

Field Summary

Fields

Modifier and Type	Field	Description
static final boolean[]	EMPTY_BOOLEAN_ARRAY
static final Class[]	EMPTY_CLASS_ARRAY
static final int[]	EMPTY_INT_ARRAY
static final Object[]	EMPTY_OBJECT_ARRAY
static final String[]	EMPTY_STRING_ARRAY
static final Type[]	EMPTY_TYPE_ARRAY
static final boolean[]	FALSE
static final boolean[]	TRUE

Method Summary

Modifier and Type	Method	Description
static void	addAll(Collection collection, Object[] array)
static int	countTrue(boolean[] array)
static int[]	fillArray(int value, int length)
static String[]	fillArray(String value, int length)
static LockMode[]	fillArray(LockMode lockMode, int length)
static LockOptions[]	fillArray(LockOptions lockOptions, int length)
static int[]	getBatchSizes(int maxBatchSize)
static int	hash(byte[] bytes)	calculate the array hash (only the first level)
static int	hash(char[] array)	calculate the array hash (only the first level)
static int	hash(Object[] array)	calculate the array hash (only the first level)
static int	indexOf(Object[] array, Object object)
static boolean	isAllFalse(boolean[] array)
static boolean	isAllNegative(int[] array)
static boolean	isAllTrue(boolean[] array)
static boolean	isEquals(byte[] b1, byte[] b2)	Compare 2 arrays only at the first level
static boolean	isEquals(char[] o1, char[] o2)	Compare 2 arrays only at the first level
static boolean	isEquals(Object[] o1, Object[] o2)	Compare 2 arrays only at the first level
static int[]	join(int[] x, int[] y)
static String[]	join(String[] x, String[] y)
static String[]	join(String[] x, String[] y, boolean[] use)
static Object[]	slice(Object[] objects, int begin, int length)
static String[]	slice(String[] strings, int begin, int length)
static int[][]	to2DIntArray(Collection coll)
static String[][]	to2DStringArray(Collection coll)
static boolean[]	toBooleanArray(Collection coll)
static int[]	toIntArray(Collection coll)
static List	toList(Object array)
static List	toList(Iterator iter)
static String	toString(Object[] array)
static String[]	toStringArray(Object[] objects)
static String[]	toStringArray(Collection coll)
static Type[]	toTypeArray(Collection coll)
static Object[]	typecast(Object[] array, Object[] to)

Methods inherited from class java.lang.Object

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

Field Details

TRUE

public static final boolean[] TRUE

FALSE

public static final boolean[] FALSE

EMPTY_STRING_ARRAY

public static final String[] EMPTY_STRING_ARRAY

EMPTY_INT_ARRAY

public static final int[] EMPTY_INT_ARRAY

EMPTY_BOOLEAN_ARRAY

public static final boolean[] EMPTY_BOOLEAN_ARRAY

EMPTY_CLASS_ARRAY

public static final Class[] EMPTY_CLASS_ARRAY

EMPTY_OBJECT_ARRAY

public static final Object[] EMPTY_OBJECT_ARRAY

EMPTY_TYPE_ARRAY

public static final Type[] EMPTY_TYPE_ARRAY

Method Details

indexOf

public static int indexOf(Object[] array,
 Object object)

toStringArray

public static String[] toStringArray(Object[] objects)

fillArray

public static String[] fillArray(String value,
 int length)

fillArray

public static int[] fillArray(int value,
 int length)

fillArray

public static LockMode[] fillArray(LockMode lockMode,
 int length)

fillArray

public static LockOptions[] fillArray(LockOptions lockOptions,
 int length)

toStringArray

public static String[] toStringArray(Collection coll)

to2DStringArray

public static String[][] to2DStringArray(Collection coll)

to2DIntArray

public static int[][] to2DIntArray(Collection coll)

toTypeArray

public static Type[] toTypeArray(Collection coll)

toIntArray

public static int[] toIntArray(Collection coll)

toBooleanArray

public static boolean[] toBooleanArray(Collection coll)

typecast

public static Object[] typecast(Object[] array,
 Object[] to)

toList

public static List toList(Object array)

slice

public static String[] slice(String[] strings,
 int begin,
 int length)

slice

public static Object[] slice(Object[] objects,
 int begin,
 int length)

toList

public static List toList(Iterator iter)

join

public static String[] join(String[] x,
 String[] y)

join

public static String[] join(String[] x,
 String[] y,
 boolean[] use)

join

public static int[] join(int[] x,
 int[] y)

toString

public static String toString(Object[] array)

isAllNegative

public static boolean isAllNegative(int[] array)

isAllTrue

public static boolean isAllTrue(boolean[] array)

countTrue

public static int countTrue(boolean[] array)

isAllFalse

public static boolean isAllFalse(boolean[] array)

addAll

public static void addAll(Collection collection,
 Object[] array)

getBatchSizes

public static int[] getBatchSizes(int maxBatchSize)

hash

public static int hash(Object[] array)

calculate the array hash (only the first level)

hash

public static int hash(char[] array)

calculate the array hash (only the first level)

hash

public static int hash(byte[] bytes)

calculate the array hash (only the first level)

isEquals

public static boolean isEquals(Object[] o1,
 Object[] o2)

Compare 2 arrays only at the first level

isEquals

public static boolean isEquals(char[] o1,
 char[] o2)

Compare 2 arrays only at the first level

isEquals

public static boolean isEquals(byte[] b1,
 byte[] b2)

Compare 2 arrays only at the first level