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Immutable map in java

 ·  ☕ 4 min read  ·  👻 Alyssa
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Immutable Map In Java

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Immutable Map In Java

You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. The given map must not be null, and it must not contain any null keys or values. For example, primitive objects such as int, long, float, double, all legacy classes, wrapper class, string class, etc.

Immutable Map In Java How To Create An Immutable List, Set, And Map In Java? | By Javinpaul |  Javarevisited | Medium
How To Create An Immutable List, Set, And Map In Java? | By Javinpaul | Javarevisited | Medium from medium.com

If an object's state cannot change after modification, it is said to be immutable. Here is an example of creating an immutable set in java 9: Immutable map in java 9 and higher versions:

The simple solution would be to copy the old map, and then add the additional key/value pairs, but i understand that there are immutable map algorithms that can achieve this more efficiently.

Map<string, string> immutablemap = map.of(); Map<string, string> immutablemap = map.of(); The immutable objects are objects whose value can not be changed after initialization. The following examples show how to use scala.collection.immutable.map.these examples are extracted from open source projects.

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