com.google.gwt.dev.util.collect

Class Maps

java.lang.Object

com.google.gwt.dev.util.collect.Maps

public class Maps
extends Object

Utility methods for operating on memory-efficient maps. All maps of size 0 or 1 are assumed to be immutable. All maps of size greater than 1 are assumed to be mutable.

Constructor Summary

Constructors

Constructor and Description
Maps()

Method Summary

Methods

Modifier and Type	Method and Description
static <K,V> Map<K,V>	create()
static <K,V> Map<K,V>	create(K key, V value)
static <K,V> Map<K,V>	normalize(Map<K,V> map)
static <K,V> Map<K,V>	normalizeUnmodifiable(Map<K,V> map)
static <K,V> Map<K,V>	put(Map<K,V> map, K key, V value)
static <K,V> Map<K,V>	putAll(Map<K,V> map, Map<K,V> toAdd)
static <K,V> Map<K,V>	putOrdered(Map<K,V> map, K key, V value) A variation of the put method which uses a LinkedHashMap.
static <K,V> Map<K,V>	remove(Map<K,V> map, K key)

Methods inherited from class java.lang.Object

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

Constructor Detail

Maps

public Maps()

Method Detail

create

public static <K,V> Map<K,V> create()

create

public static <K,V> Map<K,V> create(K key,
                    V value)

normalize

public static <K,V> Map<K,V> normalize(Map<K,V> map)

normalizeUnmodifiable

public static <K,V> Map<K,V> normalizeUnmodifiable(Map<K,V> map)

put

public static <K,V> Map<K,V> put(Map<K,V> map,
                 K key,
                 V value)

putAll

public static <K,V> Map<K,V> putAll(Map<K,V> map,
                    Map<K,V> toAdd)

putOrdered

public static <K,V> Map<K,V> putOrdered(Map<K,V> map,
                        K key,
                        V value)

A variation of the put method which uses a LinkedHashMap.

remove

public static <K,V> Map<K,V> remove(Map<K,V> map,
                    K key)