Java example source code file (TargetType27.java)

This example Java source code file (TargetType27.java) is included in the alvinalexander.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" ^TM.

Learn more about this Java project at its project page.

Java - Java tags/keywords

integer, string, targettype27

The TargetType27.java Java example source code

/*
 * @test /nodynamiccopyright/
 * @bug 8003280
 * @summary Add lambda tests
 *  complex case of cyclic type inference (lambda returned where inference var expected)
 * @compile/fail/ref=TargetType27.out -XDrawDiagnostics TargetType27.java
 * @compile/fail/ref=TargetType27.out -XDrawDiagnostics -XDcomplexinference TargetType27.java
 */

class TargetType27 {
    interface F<X, Y>  {
        Y f(X a);
    }

    <A, R> F m(F  f) { return null; }

    void test() {
        m((String s1) ->  (String s2) ->  new Integer(1));
    }
}