Stream API

gistfile1.txt

  @Test
  public void test() {
      List<String> words = Arrays.asList("apple", "banana", "cherry", "date", "elderberry");

      // Declare a Stream that filters words starting with the letter 'a'
      Stream<String> filteredWords = words.stream().peek(System.out::println).filter(word -> word.startsWith("a"));

      filteredWords.forEach(System.out::println);
      
      boolean isValidate = filteredWords.count() > 0;
  }