plume

Class WeakIdentityPair<T1,T2>

java.lang.Object

plume.WeakIdentityPair<T1,T2>

Deprecated.

use org.plumelib.util.WeakIdentityPair

@Deprecated
public class WeakIdentityPair<T1,T2>
extends java.lang.Object

Immutable pair class: type-safely holds two objects of possibly-different types.

Differs from Pair in the following ways: is immutable, cannot hold null, holds its elements with weak pointers, and its equals() method uses object equality to compare its elements.

Constructor Summary

Constructors

Constructor and Description
WeakIdentityPair(T1 a, T2 b) Deprecated.

Method Summary

Modifier and Type	Method and Description
boolean	equals(java.lang.Object obj) Deprecated.
T1	getA() Deprecated. Return the first element of the pair, or null if it has been garbage-collected.
T2	getB() Deprecated. Return the second element of the pair, or null if it has been garbage-collected.
int	hashCode() Deprecated.
static <A,B> WeakIdentityPair<A,B>	of(A a, B b) Deprecated. Factory method with short name and no need to name type parameters.
java.lang.String	toString() Deprecated.

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

WeakIdentityPair

public WeakIdentityPair(T1 a,
                        T2 b)

Deprecated.

Method Detail

of

public static <A,B> WeakIdentityPair<A,B> of(A a,
                                             B b)

Deprecated.

Factory method with short name and no need to name type parameters.

Type Parameters:

A - type of first argument

B - type of second argument

Parameters:

a - first argument

b - second argument

Returns:

a WeakIdentityPair of (a, b)

getA

public T1 getA()

Deprecated.

Return the first element of the pair, or null if it has been garbage-collected.

Returns:

the first element of the pail, or null if it has been garbage-collected

getB

public T2 getB()

Deprecated.

Return the second element of the pair, or null if it has been garbage-collected.

Returns:

the second element of the pair, or null if it has been garbage-collected

toString

public java.lang.String toString()

Deprecated.

Overrides:

toString in class java.lang.Object

equals

public boolean equals(java.lang.Object obj)

Deprecated.

Overrides:

equals in class java.lang.Object

hashCode

public int hashCode()

Deprecated.

Overrides:

hashCode in class java.lang.Object