aoqi@0: /*
aoqi@0:  * Copyright (c) 2011, Oracle and/or its affiliates. All rights reserved.
aoqi@0:  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
aoqi@0:  *
aoqi@0:  * This code is free software; you can redistribute it and/or modify it
aoqi@0:  * under the terms of the GNU General Public License version 2 only, as
aoqi@0:  * published by the Free Software Foundation.
aoqi@0:  *
aoqi@0:  * This code is distributed in the hope that it will be useful, but WITHOUT
aoqi@0:  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
aoqi@0:  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
aoqi@0:  * version 2 for more details (a copy is included in the LICENSE file that
aoqi@0:  * accompanied this code).
aoqi@0:  *
aoqi@0:  * You should have received a copy of the GNU General Public License version
aoqi@0:  * 2 along with this work; if not, write to the Free Software Foundation,
aoqi@0:  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
aoqi@0:  *
aoqi@0:  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
aoqi@0:  * or visit www.oracle.com if you need additional information or have any
aoqi@0:  * questions.
aoqi@0:  */
aoqi@0: 
aoqi@0: import java.io.Serializable;
aoqi@0: import java.util.Calendar;
aoqi@0: 
aoqi@0: /**
aoqi@0:  * @test
aoqi@0:  * @bug 8003280
aoqi@0:  * @summary Add lambda tests
aoqi@0:  *  This test is for when lambda return type is inferred from target type
aoqi@0:  * @compile InferenceTest789.java
aoqi@0:  * @run main InferenceTest789
aoqi@0:  */
aoqi@0: 
aoqi@0: public class InferenceTest789 {
aoqi@0: 
aoqi@0:     private static void assertTrue(boolean b) {
aoqi@0:         if(!b)
aoqi@0:             throw new AssertionError();
aoqi@0:     }
aoqi@0: 
aoqi@0:     public static void main(String[] args) {
aoqi@0:         InferenceTest789 test = new InferenceTest789();
aoqi@0:         test.method1(() -> 1);
aoqi@0:         SAM1<? extends Number> sam1 = () -> 1.0;
aoqi@0:         SAM1<? extends Serializable> sam1_2 = () -> "a";
aoqi@0:         SAM1<? extends Comparable<?>> sam1_3 = () -> Calendar.getInstance();
aoqi@0:         SAM1<?> sam1_4 = () -> 1.5f;
aoqi@0: 
aoqi@0:         SAM2<Number> sam2 = a -> 1;
aoqi@0:         SAM2<? extends Serializable> sam2_2 = a -> 1;
aoqi@0:     }
aoqi@0: 
aoqi@0:     void method1(SAM1<?> s) {
aoqi@0:         System.out.println("s.m1()=" + s.m1() + " s.m1().getClass()=" + s.m1().getClass());
aoqi@0:           assertTrue(s.m1().equals(new Integer(1)));
aoqi@0:     }
aoqi@0: 
aoqi@0:     interface SAM1<T> {
aoqi@0:         T m1();
aoqi@0:     }
aoqi@0: 
aoqi@0:     interface SAM2<T extends Serializable> {
aoqi@0:         T m2(T t);
aoqi@0:     }
aoqi@0: }