cn.featherfly.common.structure

Class Groupable<K,V>

java.lang.Object

cn.featherfly.common.structure.Groupable<K,V>

Type Parameters:

K - the key type

V - the value type

public class Groupable<K,V>
extends java.lang.Object

Groupable.

Constructor Summary

Constructors

Constructor and Description
Groupable(V defaultValue) Instantiates a new groupable.
Groupable(V defaultValue, java.util.Map<K,V> groupValues) Instantiates a new groupable.

Method Summary

Modifier and Type	Method and Description
Groupable<K,V>	addGroup(K group, V value) Adds the group.
boolean	containsGroup(K group) Contains group.
boolean	containsValue(V value) Contains value.
java.util.Set<java.util.Map.Entry<K,V>>	entrySet() Entry set.
V	getValue() Gets the value.
V	getValue(K group) Gets the value.
V	getValueByGroup(K group) Gets the value by group.
java.util.Set<K>	groupSet() Group set.
V	removeGroup(java.lang.Object key) Removes the group.
java.util.Collection<V>	values() Values.

Methods inherited from class java.lang.Object

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

Constructor Detail

Groupable

public Groupable(V defaultValue)

Instantiates a new groupable.

Parameters:

defaultValue - the default value

Groupable

public Groupable(V defaultValue,
                 java.util.Map<K,V> groupValues)

Instantiates a new groupable.

Parameters:

defaultValue - the default value

groupValues - the group values

Method Detail

addGroup

public Groupable<K,V> addGroup(K group,
                               V value)

Adds the group.

Parameters:

group - the group

value - the value

Returns:

the groupable

removeGroup

public V removeGroup(java.lang.Object key)

Removes the group.

Parameters:

key - the key

Returns:

the v

getValueByGroup

public V getValueByGroup(K group)

Gets the value by group.

Parameters:

group - the group

Returns:

the value by group

getValue

public V getValue(K group)

Gets the value.

Parameters:

group - the group

Returns:

the value

getValue

public V getValue()

Gets the value.

Returns:

the value

containsGroup

public boolean containsGroup(K group)

Contains group.

Parameters:

group - the group

Returns:

true, if successful

containsValue

public boolean containsValue(V value)

Contains value.

Parameters:

value - the value

Returns:

true, if successful

entrySet

public java.util.Set<java.util.Map.Entry<K,V>> entrySet()

Entry set.

Returns:

the sets the

groupSet

public java.util.Set<K> groupSet()

Group set.

Returns:

the sets the

values

public java.util.Collection<V> values()

Values.

Returns:

the collection