Package org.jruby.util.collections

Class AbstractEntry<TypeK,TypeV>

java.lang.Object

org.jruby.util.collections.AbstractEntry<TypeK,TypeV>

Type Parameters:

TypeK - the type of keys maintained by this map

TypeV - the type of mapped values

All Implemented Interfaces:

Map.Entry<TypeK,TypeV>

Direct Known Subclasses:

NonBlockingHashMapLong.NBHMLEntry

abstract class AbstractEntry<TypeK,TypeV>
extends Object
implements Map.Entry<TypeK,TypeV>

A simple implementation of Map.Entry. Does not implement java.util.Map.Entry.setValue, that is done by users of the class.

Since:

1.5

Field Summary

Fields

Modifier and Type	Field	Description
protected final TypeK	_key	Strongly typed key
protected TypeV	_val	Strongly typed value

Constructor Summary

Constructors

Constructor	Description
AbstractEntry(Map.Entry<TypeK,TypeV> e)
AbstractEntry(TypeK key, TypeV val)

Method Summary

Modifier and Type	Method	Description
private static boolean	eq(Object o1, Object o2)
boolean	equals(Object o)	Equal if the underlying key & value are equal
TypeK	getKey()	Return key
TypeV	getValue()	Return val
int	hashCode()	Compute "key.hashCode() ^ val.hashCode()"
String	toString()	Return "key=val" string

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.Map.Entry

setValue

Field Details

_key

protected final TypeK _key

Strongly typed key

_val

protected TypeV _val

Strongly typed value

Constructor Details

AbstractEntry

public AbstractEntry(TypeK key,
 TypeV val)

AbstractEntry

public AbstractEntry(Map.Entry<TypeK,TypeV> e)

Method Details

toString

public String toString()

Return "key=val" string

Overrides:

toString in class Object

getKey

public TypeK getKey()

Return key

Specified by:

getKey in interface Map.Entry<TypeK,TypeV>

getValue

public TypeV getValue()

Return val

Specified by:

getValue in interface Map.Entry<TypeK,TypeV>

equals

public boolean equals(Object o)

Equal if the underlying key & value are equal

Specified by:

equals in interface Map.Entry<TypeK,TypeV>

Overrides:

equals in class Object

hashCode

public int hashCode()

Compute "key.hashCode() ^ val.hashCode()"

Specified by:

hashCode in interface Map.Entry<TypeK,TypeV>

Overrides:

hashCode in class Object

eq

private static boolean eq(Object o1,
 Object o2)