java stream find code example

Example 1: java stream find specific element

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

Example 2: java 8 filter first

return dataSource.getParkingLots()
                 .stream()
                 .filter(parkingLot -> Objects.equals(parkingLot.getId(), id))
                 .findFirst()
                 .orElse(null);