org.apache.commons.collections.map
Class AbstractHashedMap.HashEntry

java.lang.Object
  |
  +--org.apache.commons.collections.map.AbstractHashedMap.HashEntry

All Implemented Interfaces:

KeyValue, Map.Entry

Direct Known Subclasses:

AbstractLinkedMap.LinkEntry, AbstractReferenceMap.ReferenceEntry, IdentityMap.IdentityEntry

Enclosing class:

AbstractHashedMap

protected static class AbstractHashedMap.HashEntry

extends Object

implements Map.Entry, KeyValue

HashEntry used to store the data.

If you subclass AbstractHashedMap but not HashEntry then you will not be able to access the protected fields. The entryXxx() methods on AbstractHashedMap exist to provide the necessary access.

Field Summary

protected int	hashCode The hash code of the key
protected Object	key The key
protected AbstractHashedMap.HashEntry	next The next entry in the hash chain
protected Object	value The value

Constructor Summary

protected

AbstractHashedMap.HashEntry(AbstractHashedMap.HashEntry next, int hashCode, Object key, Object value)

Method Summary

boolean	equals(Object obj)
Object	getKey() Gets the key from the pair.
Object	getValue() Gets the value from the pair.
int	hashCode()
Object	setValue(Object value)
String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

next

protected AbstractHashedMap.HashEntry next

The next entry in the hash chain

hashCode

protected int hashCode

The hash code of the key

key

protected Object key

The key

value

protected Object value

The value

Constructor Detail

AbstractHashedMap.HashEntry

protected AbstractHashedMap.HashEntry(AbstractHashedMap.HashEntry next,
                                      int hashCode,
                                      Object key,
                                      Object value)

Method Detail

getKey

public Object getKey()

Description copied from interface: KeyValue

Gets the key from the pair.

Specified by:

getKey in interface Map.Entry

Returns:

the key

getValue

public Object getValue()

Description copied from interface: KeyValue

Gets the value from the pair.

Specified by:

getValue in interface Map.Entry

Returns:

the value

setValue

public Object setValue(Object value)

Specified by:

setValue in interface Map.Entry

equals

public boolean equals(Object obj)

Specified by:

equals in interface Map.Entry

Overrides:

equals in class Object

hashCode

public int hashCode()

Specified by:

hashCode in interface Map.Entry

Overrides:

hashCode in class Object

toString

public String toString()

Overrides:

toString in class Object