Module com.aoapps.collections.transformers

Package com.aoapps.collections.transformers

Class TransformMap<K,V,KW,VW>

java.lang.Object

com.aoapps.collections.transformers.TransformMap<K,V,KW,VW>

All Implemented Interfaces:

Map<K,V>

Direct Known Subclasses:

TransformSortedMap

public class TransformMap<K,V,KW,VW>
extends Object
implements Map<K,V>

Wraps a Map, with optional type conversion.

Author:

AO Industries, Inc.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	TransformMap.TransformEntry<K,V,KW,VW>	Wraps an entry, with optional type conversion.

Nested classes/interfaces inherited from interface java.util.Map

Map.Entry<K,V>

Field Summary

Fields

Modifier and Type	Field	Description
protected final Transformer<K,KW>	keyTransformer
protected final Transformer<V,VW>	valueTransformer

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	TransformMap(Map<KW,VW> wrapped, Transformer<K,KW> keyTransformer, Transformer<V,VW> valueTransformer)

Method Summary

Modifier and Type	Method	Description
void	clear()
V	compute(K key, BiFunction<? super K,? super V,? extends V> remappingFunction)
V	computeIfAbsent(K key, Function<? super K,? extends V> mappingFunction)
V	computeIfPresent(K key, BiFunction<? super K,? super V,? extends V> remappingFunction)
boolean	containsKey(Object key)
boolean	containsValue(Object value)
TransformSet<Map.Entry<K,V>,Map.Entry<KW,VW>>	entrySet()
boolean	equals(Object o)
void	forEach(BiConsumer<? super K,? super V> action)
V	get(Object key)
V	getOrDefault(Object key, V defaultValue)
protected Map<KW,VW>	getWrapped()
int	hashCode()
boolean	isEmpty()
TransformSet<K,KW>	keySet()
V	merge(K key, V value, BiFunction<? super V,? super V,? extends V> remappingFunction)
static <K, V> TransformMap<K,V,K,V>	of(Map<K,V> map)	See of(java.util.Map, com.aoapps.collections.transformers.Transformer, com.aoapps.collections.transformers.Transformer).
static <K, V, KW, VW> TransformMap<K,V,KW,VW>	of(Map<KW,VW> map, Transformer<K,KW> keyTransformer, Transformer<V,VW> valueTransformer)	Wraps a map.
V	put(K key, V value)
void	putAll(Map<? extends K,? extends V> m)
V	putIfAbsent(K key, V value)
V	remove(Object key)
boolean	remove(Object key, Object value)
V	replace(K key, V value)
boolean	replace(K key, V oldValue, V newValue)
void	replaceAll(BiFunction<? super K,? super V,? extends V> function)
int	size()
TransformCollection<V,VW>	values()

Methods inherited from class java.lang.Object

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

Field Details

keyTransformer

protected final Transformer<K,KW> keyTransformer

valueTransformer

protected final Transformer<V,VW> valueTransformer

Constructor Details

TransformMap

protected TransformMap(Map<KW,VW> wrapped,
 Transformer<K,KW> keyTransformer,
 Transformer<V,VW> valueTransformer)

Method Details

of

public static <K,
V,
KW,
VW>
TransformMap<K,V,KW,VW> of(Map<KW,VW> map,
 Transformer<K,KW> keyTransformer,
 Transformer<V,VW> valueTransformer)

Wraps a map.

1. If the given map is a SortedMap, then will return a TransformSortedMap.

See Also:

• TransformSortedMap.of(java.util.SortedMap, com.aoapps.collections.transformers.Transformer, com.aoapps.collections.transformers.Transformer)

of

public static <K,
V> TransformMap<K,V,K,V> of(Map<K,V> map)

See of(java.util.Map, com.aoapps.collections.transformers.Transformer, com.aoapps.collections.transformers.Transformer).

See Also:

• Transformer.identity()

getWrapped

protected Map<KW,VW> getWrapped()

size

public int size()

Specified by:

size in interface Map<K,V>

isEmpty

public boolean isEmpty()

Specified by:

isEmpty in interface Map<K,V>

containsKey

public boolean containsKey(Object key)

Specified by:

containsKey in interface Map<K,V>

containsValue

public boolean containsValue(Object value)

Specified by:

containsValue in interface Map<K,V>

get

public V get(Object key)

Specified by:

get in interface Map<K,V>

put

public V put(K key,
 V value)

Specified by:

put in interface Map<K,V>

remove

public V remove(Object key)

Specified by:

remove in interface Map<K,V>

putAll

public void putAll(Map<? extends K,? extends V> m)

Specified by:

putAll in interface Map<K,V>

clear

public void clear()

Specified by:

clear in interface Map<K,V>

keySet

public TransformSet<K,KW> keySet()

Specified by:

keySet in interface Map<K,V>

values

public TransformCollection<V,VW> values()

Specified by:

values in interface Map<K,V>

entrySet

public TransformSet<Map.Entry<K,V>,Map.Entry<KW,VW>> entrySet()

Specified by:

entrySet in interface Map<K,V>

equals

public boolean equals(Object o)

Specified by:

equals in interface Map<K,V>

Overrides:

equals in class Object

hashCode

public int hashCode()

Specified by:

hashCode in interface Map<K,V>

Overrides:

hashCode in class Object

getOrDefault

public V getOrDefault(Object key,
 V defaultValue)

Specified by:

getOrDefault in interface Map<K,V>

forEach

public void forEach(BiConsumer<? super K,? super V> action)

Specified by:

forEach in interface Map<K,V>

replaceAll

public void replaceAll(BiFunction<? super K,? super V,? extends V> function)

Specified by:

replaceAll in interface Map<K,V>

putIfAbsent

public V putIfAbsent(K key,
 V value)

Specified by:

putIfAbsent in interface Map<K,V>

remove

public boolean remove(Object key,
 Object value)

Specified by:

remove in interface Map<K,V>

replace

public boolean replace(K key,
 V oldValue,
 V newValue)

Specified by:

replace in interface Map<K,V>

replace

public V replace(K key,
 V value)

Specified by:

replace in interface Map<K,V>

computeIfAbsent

public V computeIfAbsent(K key,
 Function<? super K,? extends V> mappingFunction)

Specified by:

computeIfAbsent in interface Map<K,V>

computeIfPresent

public V computeIfPresent(K key,
 BiFunction<? super K,? super V,? extends V> remappingFunction)

Specified by:

computeIfPresent in interface Map<K,V>

compute

public V compute(K key,
 BiFunction<? super K,? super V,? extends V> remappingFunction)

Specified by:

compute in interface Map<K,V>

merge

public V merge(K key,
 V value,
 BiFunction<? super V,? super V,? extends V> remappingFunction)

Specified by:

merge in interface Map<K,V>