check field from list of objects code example

Example 1: java find item in list by property

Customer james = customers.stream()
  .filter(customer -> "James".equals(customer.getName()))
  .findAny()
  .orElse(null);

Example 2: java 8 find in list by property

Optional<Person> matchingObject = objects.stream().
    filter(p -> p.email().equals("testemail")).
    findFirst();