Use Predicate lambda - Java Lambda Stream

Java examples for Lambda Stream:Predicate

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Description

Use Predicate lambda

Demo Code



import java.util.function.Predicate;

public class PredicateMain {
  public static void main(String[] args) {
    // We are passing a value to consumer and mention its behabiour
    print((a) -> a.startsWith("H"), "Hello");
    print((a) -> a.startsWith("h"), "Hello");
    print((a) -> a.length() >= 5, "Hello");
  }/*from   w  w  w  .j a v  a2s.  c  om*/

  // Consumer consume value & return nothing
  public static void print(Predicate<String> predicate, String str) {
    if (predicate.test(str)) {
      System.out.println(str);
    }
  }
}

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