Java-WeakHashMap

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Difference Between IdentityHashMap, WeakHashMap, and EnumMap in Java

Last Updated: 07 January 2021

The IdentityHashMap, WeakHashMap, and EnumMap all are the classes in java collection that implements the Map interface. But there are few di ...read more

Java

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Java-Collections

Difference Between

Java-EnumMap

Java-WeakHashMap

java-IdentityHashMap

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WeakHashMap remove() method in Java

Last Updated: 20 July 2018

The java.util.WeakHashMap.remove() is an inbuilt method of WeakHashMap class and is used to remove the mapping of any particular key from th ...read more

WeakHashMap size() method in Java

Last Updated: 20 July 2018

The java.util.WeakHashMap.size() method of WeakHashMap class is used to get the size of the map which refers to the number of the key-value ...read more

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WeakHashMap values() Method in Java

Last Updated: 20 July 2018

The java.util.WeakHashMap.values() method of HashMap class in Java is used to create a collection out of the values of the map. It basically ...read more

WeakHashMap put() Method in Java

Last Updated: 20 July 2018

The java.util.WeakHashMap.put() method of WeakHashMap is used to insert a mapping into a map. This means we can insert a specific key and th ...read more

WeakHashMap putall() Method in Java

Last Updated: 20 July 2018

The java.util.WeakHashMap.putAll() is an inbuilt method of WeakHashMap class that is used for the copy operation. The method copies all of t ...read more

WeakHashMap keySet() method in Java

Last Updated: 20 July 2018

The java.util.WeakHashMap.keySet() method in Java is used to create a set out of the key elements contained in the hash map. It basically re ...read more

WeakHashMap get() Method in Java

Last Updated: 19 July 2018

The java.util.WeakHashMap.get() method of WeakHashMap class is used to retrieve or fetch the value mapped by a particular key mentioned in t ...read more

WeakHashMap entrySet() Method in Java

Last Updated: 19 July 2018

The java.util.WeakHashMap.entrySet() method in Java is used to create a set out of the same elements contained in the map. It basically retu ...read more

WeakHashMap containsValue() Method in Java

Last Updated: 19 July 2018

The java.util.WeakHashMap.containsValue() method is used to check whether a particular value is being mapped by a single or more than one ke ...read more

WeakHashMap containsKey() Method in Java

Last Updated: 19 July 2018

The java.util.WeakHashMap.containsKey() method is used to check whether a particular key is being mapped into the WeakHashMap or not. It tak ...read more

WeakHashMap clear() Method in Java

Last Updated: 19 July 2018

The java.util.WeakHashMap.clear() method in Java is used to clear and remove all of the elements or mappings from a specified map.Syntax:Wea ...read more

WeakHashMap isEmpty() Method in Java with Examples

Last Updated: 19 July 2018

The java.util.WeakHashMap.isEmpty() method of HashMap class is used to check for the emptiness of the map. The method returns True if no key ...read more