org.apache.commons.collections
Class DefaultMapEntry
java.lang.Object
org.apache.commons.collections.DefaultMapEntry
- Map.Entry, KeyValue
public class DefaultMapEntry
extends java.lang.Object
A default implementation of java.util.Map.Entry
Version:
- James Strachan
- Michael A. Smith
- Neil O'Toole
- Stephen Colebourne
- Commons Collections 1.0
DefaultMapEntry() - Constructs a new
DefaultMapEntry with a null key
and null value.
|
DefaultMapEntry(Map.Entry entry) - Constructs a new
DefaultMapEntry with the given
key and given value.
|
DefaultMapEntry(Object key, Object value) - Constructs a new
DefaultMapEntry with the given
key and given value.
|
boolean | equals(Object obj) - Compares this Map Entry with another Map Entry.
|
Object | getKey() - Gets the key from the Map Entry.
|
Object | getValue() - Gets the value from the Map Entry.
|
int | hashCode() - Gets a hashCode compatible with the equals method.
|
void | setKey(Object key) - Sets the key stored in this Map Entry.
|
Object | setValue(Object value) - Sets the value stored in this Map Entry.
|
String | toString() - Written to match the output of the Map.Entry's used in
a
java.util.HashMap .
|
DefaultMapEntry
public DefaultMapEntry()
Constructs a new DefaultMapEntry
with a null key
and null value.
DefaultMapEntry
public DefaultMapEntry(Map.Entry entry)
Constructs a new DefaultMapEntry
with the given
key and given value.
entry
- the entry to copy, must not be null
DefaultMapEntry
public DefaultMapEntry(Object key,
Object value)
Constructs a new DefaultMapEntry
with the given
key and given value.
key
- the key for the entry, may be nullvalue
- the value for the entry, may be null
equals
public boolean equals(Object obj)
Compares this Map Entry with another Map Entry.
Implemented per API documentation of
java.util.Map.Entry.equals(Object)
obj
- the object to compare to
- true if equal key and value
getKey
public Object getKey()
Gets the key from the Map Entry.
- getKey in interface KeyValue
- the key
getValue
public Object getValue()
Gets the value from the Map Entry.
- getValue in interface KeyValue
- the value
hashCode
public int hashCode()
Gets a hashCode compatible with the equals method.
Implemented per API documentation of
java.util.Map.Entry.hashCode()
- a suitable hash code
setKey
public void setKey(Object key)
Sets the key stored in this Map Entry.
This Map Entry is not connected to a Map, so only the local data is changed.
key
- the new key
setValue
public Object setValue(Object value)
Sets the value stored in this Map Entry.
This Map Entry is not connected to a Map, so only the local data is changed.
value
- the new value
- the previous value
toString
public String toString()
Written to match the output of the Map.Entry's used in
a java.util.HashMap
.
- 3.0
Copyright © 2001-2005 Apache Software Foundation. All Rights Reserved.