Package pascal.taie.util

Class Hashes

java.lang.Object

pascal.taie.util.Hashes

public final class Hashes
extends Object

Static utility methods for computing hash code. Avoids array creation of Objects.hash().

Method Summary

Modifier and Type	Method	Description
static int	hash(Object o1, Object o2)
static int	hash(Object o1, Object o2, Object o3)
static int	hash(Object o1, Object o2, Object o3, Object o4)
static int	safeHash(Object o1, Object o2)
static int	safeHash(Object o1, Object o2, Object o3)
static int	safeHash(Object o1, Object o2, Object o3, Object o4)

Methods inherited from class java.lang.Object

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

Method Details

hash

public static int hash(Object o1,
 Object o2)

Returns:

hash code of two objects.

Throws:

NullPointerException - if any parameter is null

safeHash

public static int safeHash(Object o1,
 Object o2)

Returns:

hash code of two objects, with null check.

hash

public static int hash(Object o1,
 Object o2,
 Object o3)

Returns:

hash code of three objects.

Throws:

NullPointerException - if any parameter is null

safeHash

public static int safeHash(Object o1,
 Object o2,
 Object o3)

Returns:

hash code of four objects, with null check.

hash

public static int hash(Object o1,
 Object o2,
 Object o3,
 Object o4)

Returns:

hash code of four objects.

Throws:

NullPointerException - if any parameter is null

safeHash

public static int safeHash(Object o1,
 Object o2,
 Object o3,
 Object o4)

Returns:

hash code of four objects, with null check.