java stream find first predicate code example

Example 1: lambda loop java fetch first element

yourStream
    .filter(/* your criteria */)
    .findFirst()
    .get();

Example 2: java 8 filter first

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