Java 8 Static Map
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Java 8 Static Map
Stream map method takes function as argument that is a functional interface. Instead, try immutablemap.builder () along these lines: This post will discuss various methods to initialize a static map in java.
Static { articlemapone = new hashmap <> (); For demonstration, the phone directory map contains the names as keys and numbers as values. It means that in each iteration of each element the map () method creates a separate new stream.
We can use it to create an immutable map containing keys and values extracted from the given entries.
In the example, the type of keys is set as string and values as integers. Boolean equals ( object o) compares the specified object with this map for equality. In java 8 streams, the flatmap () method applies operation as a mapper function and provides a stream of element values. Let’s now look at some example where stream map method become useful.</p>
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