com.itextpdf.pdfoptimizer.util

Class SymmetricPair

java.lang.Object

com.itextpdf.pdfoptimizer.util.SymmetricPair

public class SymmetricPair
extends Object

Storage for two objects without strict order.

Constructor Summary

Constructors

Constructor and Description
SymmetricPair(Object obj1, Object obj2) Creates a new instance of the class with two provided objects.

Method Summary

Modifier and Type	Method and Description
boolean	equals(Object o) Performs equality check for this and that pairs.
int	hashCode() Performs a symmetrical hash calculation which depends on hashes of stored objects but does not depend on the order of objects.

Methods inherited from class java.lang.Object

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

Constructor Detail

SymmetricPair

public SymmetricPair(Object obj1,
                     Object obj2)

Creates a new instance of the class with two provided objects. The order of the objects is not significant.

Parameters:

obj1 - is one object to store

obj2 - is another object

Method Detail

equals

public boolean equals(Object o)

Performs equality check for this and that pairs. Two SymmetricPairs will be considered as equal if and only if one object of the first pair is equal to one object of the second pair and another object of the first pair is equal to another object of the second pair. Order of objects is not significant.

Overrides:

equals in class Object

hashCode

public int hashCode()

Performs a symmetrical hash calculation which depends on hashes of stored objects but does not depend on the order of objects.

Overrides:

hashCode in class Object