Module platform

Package org.jfree.data

Class KeyedValuesItemKey

java.lang.Object

org.jfree.data.KeyedValuesItemKey

All Implemented Interfaces:

Serializable, ItemKey

public class KeyedValuesItemKey
extends Object
implements ItemKey, Serializable

A key that references one item in a KeyedValues data structure.

See Also:

• Serialized Form

Constructor Summary

Constructors

Constructor	Description
KeyedValuesItemKey(Comparable<? extends Object> key)	Creates a new instance.

Method Summary

Modifier and Type	Method	Description
boolean	equals(Object obj)	Tests this instance for equality with an arbitrary object.
Comparable<?>	getKey()	Returns the key.
String	toJSONString()	Returns a JSON formatted string representing the key.
String	toString()

Methods inherited from class java.lang.Object

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

Constructor Details

KeyedValuesItemKey

public KeyedValuesItemKey(Comparable<? extends Object> key)

Creates a new instance.

Parameters:

key - the key (null not permitted).

Method Details

getKey

public Comparable<?> getKey()

Returns the key.

Returns:

The key (never null).

equals

public boolean equals(Object obj)

Tests this instance for equality with an arbitrary object.

Overrides:

equals in class Object

Parameters:

obj - the object (null not permitted).

Returns:

A boolean.

toJSONString

public String toJSONString()

Description copied from interface: ItemKey

Returns a JSON formatted string representing the key.

Specified by:

toJSONString in interface ItemKey

Returns:

A JSON formatted string.

toString

public String toString()

Overrides:

toString in class Object