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## org.apache.commons.collections.keyvalue
Class DefaultMapEntry

    java.lang.Object
      |
      +--org.apache.commons.collections.keyvalue.AbstractKeyValue
            |
            +--org.apache.commons.collections.keyvalue.AbstractMapEntry
                  |
                  +--org.apache.commons.collections.keyvalue.DefaultMapEntry

All Implemented Interfaces:
  KeyValue, Map.Entry

public final class DefaultMapEntry
extends AbstractMapEntry

A restricted implementation of `Map.Entry` that prevents the MapEntry contract from being broken.

Since:
  Commons Collections 3.0
Version:
  $Revision: 1.3 $ $Date: 2004/02/18 01:00:08 $
Author:
  James Strachan, Michael A. Smith, Neil O'Toole, Stephen Colebourne

Field Summary

Fields inherited from class org.apache.commons.collections.keyvalue.AbstractKeyValue
`key, value`

Constructor Summary
`DefaultMapEntry(KeyValue pair)` Constructs a new entry from the specified KeyValue.
`DefaultMapEntry(Map.Entry entry)` Constructs a new entry from the specified MapEntry.
`DefaultMapEntry(Object key, Object value)` Constructs a new entry with the specified key and given value.

Methods inherited from class org.apache.commons.collections.keyvalue.AbstractMapEntry
`equals, hashCode, setValue`

Methods inherited from class org.apache.commons.collections.keyvalue.AbstractKeyValue
`getKey, getValue, toString`

Methods inherited from class java.lang.Object
`clone, finalize, getClass, notify, notifyAll, wait, wait, wait`

Methods inherited from interface java.util.Map.Entry
`getKey, getValue`

Constructor Detail

### DefaultMapEntry

    public DefaultMapEntry(Object key,
                           Object value)

  Constructs a new entry with the specified key and given value.

Parameters:
  `key` - the key for the entry, may be null
  `value` - the value for the entry, may be null

### DefaultMapEntry

    public DefaultMapEntry(KeyValue pair)

  Constructs a new entry from the specified KeyValue.

Parameters:
  `pair` - the pair to copy, must not be null
Throws:
  `NullPointerException` - if the entry is null

### DefaultMapEntry

    public DefaultMapEntry(Map.Entry entry)

  Constructs a new entry from the specified MapEntry.

Parameters:
  `entry` - the entry to copy, must not be null
Throws:
  `NullPointerException` - if the entry is null

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Copyright © 2001-2004 Apache Software Foundation. All Rights Reserved.