java-streams-intermediateOps.java

public class StreamIntermediateOperations { 
  // map: The map method is used to map the items 
// in the collection to other objects according to the Function passed as argument.
  List number = Arrays.asList(2,3,4,5);
  List square = number.stream().map(x->x*x).collect(Collectors.toList());
  
  // filter: The filter method is used 
// to select elements as per the Predicate passed as argument.
  List names = Arrays.asList("Reflection","Collection","Stream");
  List result = names.stream().filter(s->s.startsWith("S")).collect(Collectors.toList());
  
  // sorted: The sorted method is used to sort the stream.
  List names = Arrays.asList("Reflection","Collection","Stream");
  List result = names.stream().sorted().collect(Collectors.toList());
}