jdk8-mips64-public/langtools: test/tools/javac/meth/InvokeMH.java@005bec70ca27

     1 /*

     2  * Copyright (c) 2008, 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

    27  * @summary Generate call sites for method handle

    28  * @author jrose

    29  *

    30  * @compile -source 7 -target 7 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.dyn.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 = mh_SiO.<Object>invokeExact("arda", -123);

    62         // sig = ()String

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

    65         // sig = ()int

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

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

    68         //s = mh_vi.<int>invokeExact(); //BAD

    69         mh_vi.<int>invokeExact();

    71         // sig = ()void

    72         //o = mh_vv.<void>invokeExact(); //BAD

    73         mh_vv.<void>invokeExact();

    74     }

    76     void testGen(MethodHandle mh_SiO,

    77                  MethodHandle mh_vS,

    78                  MethodHandle mh_vi,

    79                  MethodHandle mh_vv) throws Throwable {

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

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

    83         mh_SiO.invokeGeneric((Object)"world", (Object)123);

    84         mh_SiO.<void>invokeGeneric((Object)"mundus", (Object)456);

    85         Object k = "kosmos";

    86         mh_SiO.invokeGeneric(k, 789);

    87         o = mh_SiO.invokeGeneric(null, 000);

    88         o = mh_SiO.<Object>invokeGeneric("arda", -123);

    90         // sig = ()String

    91         o = mh_vS.invokeGeneric();

    93         // sig = ()int

    94         i = mh_vi.<int>invokeGeneric();

    95         o = mh_vi.invokeGeneric();

    96         //s = mh_vi.<int>invokeGeneric(); //BAD

    97         mh_vi.<void>invokeGeneric();

    99         // sig = ()void

   100         //o = mh_vv.<void>invokeGeneric(); //BAD

   101         o = mh_vv.invokeGeneric();

   102     }

   103 }

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