Module org.elasticsearch.server
Package org.elasticsearch.common.util
Class CopyOnFirstWriteMap<K,V>
java.lang.Object
org.elasticsearch.common.util.CopyOnFirstWriteMap<K,V>
- All Implemented Interfaces:
Map<K,V>
This map is designed to be constructed from an immutable map and be copied only if a (rare) mutation operation occurs.
It should be converted back to an immutable map using `org.elasticsearch.common.util.LazyCopyOnWriteMap#toImmutableMap()`.
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Nested Class Summary
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Constructor Summary
Constructors -
Method Summary
Modifier and TypeMethodDescriptionvoidclear()booleancontainsKey(Object key) booleancontainsValue(Object value) entrySet()booleanisEmpty()keySet()voidintsize()values()Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, waitMethods inherited from interface java.util.Map
compute, computeIfAbsent, computeIfPresent, equals, forEach, getOrDefault, hashCode, merge, putIfAbsent, remove, replace, replace, replaceAll
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Constructor Details
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CopyOnFirstWriteMap
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Method Details
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toImmutableMap
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size
public int size() -
isEmpty
public boolean isEmpty() -
containsKey
- Specified by:
containsKeyin interfaceMap<K,V>
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containsValue
- Specified by:
containsValuein interfaceMap<K,V>
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get
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put
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remove
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putAll
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clear
public void clear() -
keySet
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values
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entrySet
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