jdk8-mips64-public/langtools: test/tools/javac/meth/InvokeMH.java@7909abb85562

     1 /*

     2  * Copyright (c) 2008, 2010, Oracle and/or its affiliates. All rights reserved.

     3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

     4  *

     5  * This code is free software; you can redistribute it and/or modify it

     6  * under the terms of the GNU General Public License version 2 only, as

     7  * published by the Free Software Foundation.

     8  *

     9  * This code is distributed in the hope that it will be useful, but WITHOUT

    10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

    11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

    12  * version 2 for more details (a copy is included in the LICENSE file that

    13  * accompanied this code).

    14  *

    15  * You should have received a copy of the GNU General Public License version

    16  * 2 along with this work; if not, write to the Free Software Foundation,

    17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

    18  *

    19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

    20  * or visit www.oracle.com if you need additional information or have any

    21  * questions.

    22  */

    24 /*

    25  * @test

    26  * @bug 6754038 6979327

    27  * @summary Generate call sites for method handle

    28  * @author jrose

    29  *

    30  * @compile -source 7 -target 7 -XDallowTransitionalJSR292=no InvokeMH.java

    31  */

    33 /*

    34  * Standalone testing:

    35  * <code>

    36  * $ cd $MY_REPO_DIR/langtools

    37  * $ (cd make; make)

    38  * $ ./dist/bootstrap/bin/javac -d dist test/tools/javac/meth/InvokeMH.java

    39  * $ javap -c -classpath dist meth.InvokeMH

    40  * </code>

    41  */

    43 package meth;

    45 import java.lang.invoke.MethodHandle;

    47 public class InvokeMH {

    48     void test(MethodHandle mh_SiO,

    49               MethodHandle mh_vS,

    50               MethodHandle mh_vi,

    51               MethodHandle mh_vv) throws Throwable {

    52         Object o; String s; int i;  // for return type testing

    54         // next five must have sig = (String,int)Object

    55         mh_SiO.invokeExact("world", 123);

    56         mh_SiO.invokeExact("mundus", 456);

    57         Object k = "kosmos";

    58         mh_SiO.invokeExact((String)k, 789);

    59         o = mh_SiO.invokeExact((String)null, 000);

    60         o = (Object) mh_SiO.invokeExact("arda", -123);

    62         // sig = ()String

    63         s = (String) mh_vS.invokeExact();

    65         // sig = ()int

    66         i = (int) mh_vi.invokeExact();

    67         o = (int) mh_vi.invokeExact();

    69         // sig = ()void

    70         mh_vv.invokeExact();

    71     }

    73     void testGen(MethodHandle mh_SiO,

    74                  MethodHandle mh_vS,

    75                  MethodHandle mh_vi,

    76                  MethodHandle mh_vv) throws Throwable {

    77         Object o; String s; int i;  // for return type testing

    79         // next five must have sig = (*,*)*

    80         o = mh_SiO.invoke((Object)"world", (Object)123);

    81         mh_SiO.invoke((Object)"mundus", (Object)456);

    82         Object k = "kosmos";

    83         o = mh_SiO.invoke(k, 789);

    84         o = mh_SiO.invoke(null, 000);

    85         o = mh_SiO.invoke("arda", -123);

    87         // sig = ()String

    88         o = mh_vS.invoke();

    90         // sig = ()int

    91         i = (int) mh_vi.invoke();

    92         o = (int) mh_vi.invoke();

    93         mh_vi.invoke();

    95         // sig = ()void

    96         mh_vv.invoke();

    97         o = mh_vv.invoke();

    98     }

    99 }

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