Java - Streams

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Collections

Main Methods

<source lang="Java"> add(Object o) //Adds the specified object to the collection.

remove(Object o) //Removes the specified object from the collection.

clear() //Removes all elements from the collection.

size() //Returns an integer that indicates how many elements are currently in the collection.

iterator() //Returns an object that can be used to retrieve references to the elements in the collection. </source>

Sample

<source lang="Java"> Student student; Iterator iterator = collection.iterator(); while (iterator.hasNext()) {

   student = (Student)(iterator.next());
   System.out.println(student.getFullName());

} </source>

A voir

  • Parallel stream