com.liferay.portal.kernel.util

Class MapUtil

Object

com.liferay.portal.kernel.util.MapUtil

public class MapUtil
extends Object

Author:

Brian Wing Shun Chan, Raymond Augé

Constructor Summary

Constructors

Constructor and Description
MapUtil()

Method Summary

Modifier and Type	Method and Description
static <K,V> void	copy(Map<? extends K,? extends V> master, Map<? super K,? super V> copy)
static <K> PredicateFilter<Map.Entry<K,?>>	entryKeyPredicateFilter(PredicateFilter<K> predicateFilter)
static <V> PredicateFilter<Map.Entry<?,V>>	entryValuePredicateFilter(PredicateFilter<V> predicateFilter)
static <K1,V1,K2 extends K1,V2 extends V1> void	filter(Map<? extends K2,? extends V2> inputMap, Map<? super K2,? super V2> outputMap, PredicateFilter<? super Map.Entry<K1,V1>> predicateFilter)
static <K1,V1,K2 extends K1,V2 extends V1> Map<K2,V2>	filter(Map<K2,V2> inputMap, PredicateFilter<? super Map.Entry<K1,V1>> predicateFilter)
static <K,V> void	filterByKeys(Map<? extends K,? extends V> inputMap, Map<? super K,? super V> outputMap, PredicateFilter<? super K> keyPredicateFilter)
static <K,V> Map<K,V>	filterByKeys(Map<K,V> inputMap, PredicateFilter<? super K> keyPredicateFilter)
static <K,V> void	filterByValues(Map<? extends K,? extends V> inputMap, Map<? super K,? super V> outputMap, PredicateFilter<? super V> valuePredicateFilter)
static <K,V> Map<K,V>	filterByValues(Map<K,V> inputMap, PredicateFilter<? super V> keyPredicateFilter)
static <T> Map<T,T>	fromArray(T... array)
static boolean	getBoolean(Map<String,?> map, String key)
static boolean	getBoolean(Map<String,?> map, String key, boolean defaultValue)
static double	getDouble(Map<String,?> map, String key)
static double	getDouble(Map<String,?> map, String key, double defaultValue)
static int	getInteger(Map<String,?> map, String key)
static int	getInteger(Map<String,?> map, String key, int defaultValue)
static long	getLong(Map<Long,Long> map, long key)
static long	getLong(Map<Long,Long> map, long key, long defaultValue)
static long	getLong(Map<String,?> map, String key)
static long	getLong(Map<String,?> map, String key, long defaultValue)
static short	getShort(Map<String,?> map, String key)
static short	getShort(Map<String,?> map, String key, short defaultValue)
static String	getString(Map<String,?> map, String key)
static String	getString(Map<String,?> map, String key, String defaultValue)
static boolean	isEmpty(Map<?,?> map)
static boolean	isNotEmpty(Map<?,?> map)
static <K,V> void	merge(Map<? extends K,? extends V> master, Map<? super K,? super V> copy)
static <T> LinkedHashMap<String,T>	toLinkedHashMap(String[] params)
static <T> LinkedHashMap<String,T>	toLinkedHashMap(String[] params, String delimiter)
static String	toString(Map<?,?> map)
static String	toString(Map<?,?> map, String hideIncludesRegex, String hideExcludesRegex)

Methods inherited from class Object

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

Constructor Detail

MapUtil

public MapUtil()

Method Detail

copy

public static <K,V> void copy(Map<? extends K,? extends V> master,
                              Map<? super K,? super V> copy)

entryKeyPredicateFilter

public static <K> PredicateFilter<Map.Entry<K,?>> entryKeyPredicateFilter(PredicateFilter<K> predicateFilter)

entryValuePredicateFilter

public static <V> PredicateFilter<Map.Entry<?,V>> entryValuePredicateFilter(PredicateFilter<V> predicateFilter)

filter

public static <K1,V1,K2 extends K1,V2 extends V1> void filter(Map<? extends K2,? extends V2> inputMap,
                                                              Map<? super K2,? super V2> outputMap,
                                                              PredicateFilter<? super Map.Entry<K1,V1>> predicateFilter)

filter

public static <K1,V1,K2 extends K1,V2 extends V1> Map<K2,V2> filter(Map<K2,V2> inputMap,
                                                                    PredicateFilter<? super Map.Entry<K1,V1>> predicateFilter)

filterByKeys

public static <K,V> void filterByKeys(Map<? extends K,? extends V> inputMap,
                                      Map<? super K,? super V> outputMap,
                                      PredicateFilter<? super K> keyPredicateFilter)

filterByKeys

public static <K,V> Map<K,V> filterByKeys(Map<K,V> inputMap,
                                          PredicateFilter<? super K> keyPredicateFilter)

filterByValues

public static <K,V> void filterByValues(Map<? extends K,? extends V> inputMap,
                                        Map<? super K,? super V> outputMap,
                                        PredicateFilter<? super V> valuePredicateFilter)

filterByValues

public static <K,V> Map<K,V> filterByValues(Map<K,V> inputMap,
                                            PredicateFilter<? super V> keyPredicateFilter)

fromArray

public static <T> Map<T,T> fromArray(T... array)

getBoolean

public static boolean getBoolean(Map<String,?> map,
                                 String key)

getBoolean

public static boolean getBoolean(Map<String,?> map,
                                 String key,
                                 boolean defaultValue)

getDouble

public static double getDouble(Map<String,?> map,
                               String key)

getDouble

public static double getDouble(Map<String,?> map,
                               String key,
                               double defaultValue)

getInteger

public static int getInteger(Map<String,?> map,
                             String key)

getInteger

public static int getInteger(Map<String,?> map,
                             String key,
                             int defaultValue)

getLong

public static long getLong(Map<Long,Long> map,
                           long key)

getLong

public static long getLong(Map<Long,Long> map,
                           long key,
                           long defaultValue)

getLong

public static long getLong(Map<String,?> map,
                           String key)

getLong

public static long getLong(Map<String,?> map,
                           String key,
                           long defaultValue)

getShort

public static short getShort(Map<String,?> map,
                             String key)

getShort

public static short getShort(Map<String,?> map,
                             String key,
                             short defaultValue)

getString

public static String getString(Map<String,?> map,
                               String key)

getString

public static String getString(Map<String,?> map,
                               String key,
                               String defaultValue)

isEmpty

public static boolean isEmpty(Map<?,?> map)

isNotEmpty

public static boolean isNotEmpty(Map<?,?> map)

merge

public static <K,V> void merge(Map<? extends K,? extends V> master,
                               Map<? super K,? super V> copy)

toLinkedHashMap

public static <T> LinkedHashMap<String,T> toLinkedHashMap(String[] params)

toLinkedHashMap

public static <T> LinkedHashMap<String,T> toLinkedHashMap(String[] params,
                                                          String delimiter)

toString

public static String toString(Map<?,?> map)

toString

public static String toString(Map<?,?> map,
                              String hideIncludesRegex,
                              String hideExcludesRegex)