AbstractKeyValue

java.lang.Object
- org.apache.commons.collections.keyvalue.AbstractKeyValue

All Implemented Interfaces:

KeyValue

Direct Known Subclasses:

AbstractMapEntry, DefaultKeyValue
```
public abstract class AbstractKeyValue
extends java.lang.Object
implements KeyValue
```
Abstract pair class to assist with creating KeyValue and Map.Entry implementations.

Since:

Commons Collections 3.0

Version:

$Revision: 646777 $ $Date: 2008-04-10 14:33:15 +0200 (Thu, 10 Apr 2008) $

Field Summary

Fields
Modifier and Type Field Description

protected java.lang.Object key
The key

protected java.lang.Object value
The value

Constructor Summary

Constructors
Modifier	Constructor	Description
`protected`	`AbstractKeyValue(java.lang.Object key, java.lang.Object value)`	Constructs a new pair with the specified key and given value.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`java.lang.Object`	`getKey()`	Gets the key from the pair.
`java.lang.Object`	`getValue()`	Gets the value from the pair.
`java.lang.String`	`toString()`	Gets a debugging String view of the pair.

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

- Field Detail
  - key
```
protected java.lang.Object key
```
    The key
  - value
```
protected java.lang.Object value
```
    The value
- Constructor Detail
  - AbstractKeyValue
```
protected AbstractKeyValue(java.lang.Object key,
                           java.lang.Object value)
```
    Constructs a new pair 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
- Method Detail
  - getKey
```
public java.lang.Object getKey()
```
    Gets the key from the pair.
    
    Specified by:
    
    getKey in interface KeyValue
    
    Returns:
    
    the key
  - getValue
```
public java.lang.Object getValue()
```
    Gets the value from the pair.
    
    Specified by:
    
    getValue in interface KeyValue
    
    Returns:
    
    the value
  - toString
```
public java.lang.String toString()
```
    Gets a debugging String view of the pair.
    
    Overrides:
    
    toString in class java.lang.Object
    
    Returns:
    
    a String view of the entry