net.sf.webmancer.util
Class HashCodeUtil

java.lang.Object
  net.sf.webmancer.util.HashCodeUtil

public class HashCodeUtil
extends java.lang.Object

Author:

Michal Burda

Field Summary

static int

SEED An initial value for a hashCode, to which is added contributions from fields.

Method Summary

static int	hash(int seed, boolean value)
static int	hash(int seed, double value)
static int	hash(int seed, float value)
static int	hash(int seed, char value)
static int	hash(int seed, int value)
static int	hash(int seed, long value)
static int	hash(int seed, java.lang.Object value)

Methods inherited from class java.lang.Object

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

Field Detail

SEED

public static final int SEED

An initial value for a hashCode, to which is added contributions from fields. Using a non-zero value decreases collisons of hashCode values.

See Also:

Constant Field Values

Method Detail

hash

public static int hash(int seed,
                       boolean value)

Parameters:

seed -

value -

Returns:

hash

public static int hash(int seed,
                       char value)

Parameters:

seed -

value -

Returns:

hash

public static int hash(int seed,
                       int value)

Parameters:

seed -

value -

Returns:

hash

public static int hash(int seed,
                       long value)

Parameters:

seed -

value -

Returns:

hash

public static int hash(int seed,
                       float value)

Parameters:

seed -

value -

Returns:

hash

public static int hash(int seed,
                       double value)

Parameters:

seed -

value -

Returns:

hash

public static int hash(int seed,
                       java.lang.Object value)

Parameters:

seed -

value -

Returns: