RosettaCodeData/Task/Y-combinator/Java/y-combinator-5.java

import java.util.function.Function;
import java.util.function.UnaryOperator;

@FunctionalInterface
public interface FixedPoint<FUNCTION> extends Function<UnaryOperator<FUNCTION>, FUNCTION> {}
Sync 2013-10-27 22:24:23 +00:00			`import java.util.function.Function;`
Just another update 2015-02-20 00:35:01 -05:00			`import java.util.function.UnaryOperator;`
Sync 2013-10-27 22:24:23 +00:00
			`@FunctionalInterface`
Just another update 2015-02-20 00:35:01 -05:00			`public interface FixedPoint<FUNCTION> extends Function<UnaryOperator<FUNCTION>, FUNCTION> {}`