Package it.unimi.dsi.fastutil.shorts
Class Short2ObjectMaps.EmptyMap<V>
- java.lang.Object
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- it.unimi.dsi.fastutil.shorts.AbstractShort2ObjectFunction<V>
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- it.unimi.dsi.fastutil.shorts.Short2ObjectFunctions.EmptyFunction<V>
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- it.unimi.dsi.fastutil.shorts.Short2ObjectMaps.EmptyMap<V>
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- All Implemented Interfaces:
Function<java.lang.Short,V>,Short2ObjectFunction<V>,Short2ObjectMap<V>,java.io.Serializable,java.lang.Cloneable,java.util.function.Function<java.lang.Short,V>,java.util.function.IntFunction<V>,java.util.Map<java.lang.Short,V>
- Direct Known Subclasses:
Short2ObjectSortedMaps.EmptySortedMap
- Enclosing class:
- Short2ObjectMaps
public static class Short2ObjectMaps.EmptyMap<V> extends Short2ObjectFunctions.EmptyFunction<V> implements Short2ObjectMap<V>, java.io.Serializable, java.lang.Cloneable
An immutable class representing an empty type-specific map.This class may be useful to implement your own in case you subclass a type-specific map.
- See Also:
- Serialized Form
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Nested Class Summary
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Nested classes/interfaces inherited from interface it.unimi.dsi.fastutil.shorts.Short2ObjectMap
Short2ObjectMap.Entry<V>, Short2ObjectMap.FastEntrySet<V>
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description java.lang.Objectclone()booleancontainsValue(java.lang.Object v)booleanequals(java.lang.Object o)inthashCode()booleanisEmpty()ShortSetkeySet()voidputAll(java.util.Map<? extends java.lang.Short,? extends V> m)ObjectSet<Short2ObjectMap.Entry<V>>short2ObjectEntrySet()Returns a type-specific set view of the mappings contained in this map.java.lang.StringtoString()ObjectCollection<V>values()-
Methods inherited from class it.unimi.dsi.fastutil.shorts.Short2ObjectFunctions.EmptyFunction
clear, containsKey, defaultReturnValue, defaultReturnValue, get, size
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Methods inherited from interface it.unimi.dsi.fastutil.shorts.Short2ObjectFunction
apply, get, put, remove
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Methods inherited from interface it.unimi.dsi.fastutil.shorts.Short2ObjectMap
clear, compute, compute, computeIfAbsent, computeIfAbsent, computeIfAbsentPartial, computeIfPresent, computeIfPresent, containsKey, containsKey, defaultReturnValue, defaultReturnValue, entrySet, get, getOrDefault, getOrDefault, merge, merge, put, putIfAbsent, putIfAbsent, remove, remove, remove, replace, replace, replace, replace, size
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Method Detail
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containsValue
public boolean containsValue(java.lang.Object v)
- Specified by:
containsValuein interfacejava.util.Map<java.lang.Short,V>
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putAll
public void putAll(java.util.Map<? extends java.lang.Short,? extends V> m)
- Specified by:
putAllin interfacejava.util.Map<java.lang.Short,V>
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short2ObjectEntrySet
public ObjectSet<Short2ObjectMap.Entry<V>> short2ObjectEntrySet()
Description copied from interface:Short2ObjectMapReturns a type-specific set view of the mappings contained in this map.This method is necessary because there is no inheritance along type parameters: it is thus impossible to strengthen
Map.entrySet()so that it returns anObjectSetof type-specific entries (the latter makes it possible to access keys and values with type-specific methods).- Specified by:
short2ObjectEntrySetin interfaceShort2ObjectMap<V>- Returns:
- a type-specific set view of the mappings contained in this map.
- See Also:
Map.entrySet()
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keySet
public ShortSet keySet()
Description copied from interface:Short2ObjectMapNote that this specification strengthens the one given in
Map.keySet().- Specified by:
keySetin interfacejava.util.Map<java.lang.Short,V>- Specified by:
keySetin interfaceShort2ObjectMap<V>- Returns:
- a set view of the keys contained in this map.
- See Also:
Map.keySet()
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values
public ObjectCollection<V> values()
Description copied from interface:Short2ObjectMapNote that this specification strengthens the one given in
Map.values().- Specified by:
valuesin interfacejava.util.Map<java.lang.Short,V>- Specified by:
valuesin interfaceShort2ObjectMap<V>- Returns:
- a set view of the values contained in this map.
- See Also:
Map.values()
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clone
public java.lang.Object clone()
- Overrides:
clonein classShort2ObjectFunctions.EmptyFunction<V>
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isEmpty
public boolean isEmpty()
- Specified by:
isEmptyin interfacejava.util.Map<java.lang.Short,V>
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hashCode
public int hashCode()
- Specified by:
hashCodein interfacejava.util.Map<java.lang.Short,V>- Overrides:
hashCodein classShort2ObjectFunctions.EmptyFunction<V>
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equals
public boolean equals(java.lang.Object o)
- Specified by:
equalsin interfacejava.util.Map<java.lang.Short,V>- Overrides:
equalsin classShort2ObjectFunctions.EmptyFunction<V>
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toString
public java.lang.String toString()
- Overrides:
toStringin classShort2ObjectFunctions.EmptyFunction<V>
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