Package com.intellij.util

Class SmartFMap<K,V>

java.lang.Object

com.intellij.util.SmartFMap<K,V>

All Implemented Interfaces:

java.util.Map<K,V>

public class SmartFMap<K,V>
extends java.lang.Object
implements java.util.Map<K,V>

An immutable map optimized for storing few entries with relatively rare updates.

Nested Class Summary

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

java.util.Map.Entry<K,V>

Method Summary

Modifier and Type	Method and Description
void	clear() Deprecated. not supported
boolean	containsKey(java.lang.Object key)
boolean	containsValue(java.lang.Object value)
static <K,V> SmartFMap<K,V>	emptyMap()
java.util.Set<java.util.Map.Entry<K,V>>	entrySet()
boolean	equals(java.lang.Object obj)
V	get(java.lang.Object key)
int	hashCode()
boolean	isEmpty()
java.util.Set<K>	keySet()
SmartFMap<K,V>	minus(K key)
SmartFMap<K,V>	minusAll(java.util.Collection<? extends K> keys)
SmartFMap<K,V>	plus(K key, V value)
SmartFMap<K,V>	plusAll(java.util.Map<? extends K,? extends V> m)
V	put(K key, V value) Deprecated. not supported, use plus(Object, Object)
void	putAll(java.util.Map<? extends K,? extends V> m) Deprecated. not supported, use plusAll(Map)
V	remove(java.lang.Object key) Deprecated. not supported, use minus(Object)
int	size()
java.lang.String	toString()
java.util.Collection<V>	values()

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.Map

compute, computeIfAbsent, computeIfPresent, entry, forEach, getOrDefault, merge, of, of, of, of, of, of, of, of, of, of, of, ofEntries, putIfAbsent, remove, replace, replace, replaceAll

Method Detail

emptyMap

public static <K,V> SmartFMap<K,V> emptyMap()

plus

public SmartFMap<K,V> plus(K key,
                           V value)

minus

public SmartFMap<K,V> minus(K key)

plusAll

public SmartFMap<K,V> plusAll(java.util.Map<? extends K,? extends V> m)

minusAll

public SmartFMap<K,V> minusAll(java.util.Collection<? extends K> keys)

equals

public boolean equals(java.lang.Object obj)

Specified by:

equals in interface java.util.Map<K,V>

Overrides:

equals in class java.lang.Object

hashCode

public int hashCode()

Specified by:

hashCode in interface java.util.Map<K,V>

Overrides:

hashCode in class java.lang.Object

containsKey

public boolean containsKey(java.lang.Object key)

Specified by:

containsKey in interface java.util.Map<K,V>

containsValue

public boolean containsValue(java.lang.Object value)

Specified by:

containsValue in interface java.util.Map<K,V>

get

public V get(java.lang.Object key)

Specified by:

get in interface java.util.Map<K,V>

put

@Deprecated
public V put(K key,
             V value)

Deprecated. not supported, use plus(Object, Object)

Specified by:

put in interface java.util.Map<K,V>

putAll

@Deprecated
public void putAll(java.util.Map<? extends K,? extends V> m)

Deprecated. not supported, use plusAll(Map)

Specified by:

putAll in interface java.util.Map<K,V>

clear

@Deprecated
public void clear()

Deprecated. not supported

Specified by:

clear in interface java.util.Map<K,V>

keySet

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

Specified by:

keySet in interface java.util.Map<K,V>

values

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

Specified by:

values in interface java.util.Map<K,V>

remove

@Deprecated
public V remove(java.lang.Object key)

Deprecated. not supported, use minus(Object)

Specified by:

remove in interface java.util.Map<K,V>

size

public int size()

Specified by:

size in interface java.util.Map<K,V>

isEmpty

public boolean isEmpty()

Specified by:

isEmpty in interface java.util.Map<K,V>

entrySet

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

Specified by:

entrySet in interface java.util.Map<K,V>

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object