source: java2python/core/src/test/java/testcode/Lambda.java

package testcode;

import java.util.function.Function;

import org.eclipse.jdt.annotation.NonNull;

class A {
        private final @NonNull Function<Integer, Integer> g;

        public A(final @NonNull Function<Integer, Integer> g) {
                this.g = g;
        }

        public int f(int x) {
                return g.apply(x);
        }
}

/**
 * Test for translation to python.<br>
 * Extra line for multiline-test.
 */
public class Lambda {

        public Lambda() {
                System.out.println(test1() + "1");
                System.out.println(test2() + "2");
        }

        private @NonNull String test1() {
                final @NonNull Function<Integer, Integer> g = x -> x + 1;
                return g.apply(1) == 2 ? "ok" : "ko";
        }

        private @NonNull String test2() {
                final @NonNull A a = new A((Function<Integer, Integer>) x -> x * x);
                return a.f(2) == 4 ? "ok" : "ko";
        }

        /**
         * 
         * @param args the arguments of the call.
         */
        static public void main(String[] args) {
                new Lambda();
        }

}