java.util.Objects utility class comes with a useful null-check assertions:
Instead of checking a variable with if-statements you can use the built-in method:
import static java.util.Objects.requireNonNull; (...) requireNonNull(this.script, "Cannot initialize ScriptableSink without script.");
The sample above was borrowed from enhydrator.
airhacks.fm the podcast:
Stay in touch: airhacks.news.