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  */

    23 

    24 /*

    25  * @test

    26  * @bug 6754038 6979327

    27  * @summary Generate call sites for method handle

    28  * @author jrose

    29  *

    30  * @library ..

    31  * @compile -source 7 -target 7 -XDinvokedynamic -XDallowTransitionalJSR292=no InvokeDyn.java

    32  */

    33 //No: @run main/othervm -XX:+EnableInvokeDynamic meth.InvokeDyn

    34 

    35 /*

    36  * Standalone testing:

    37  * <code>

    38  * $ cd $MY_REPO_DIR/langtools

    39  * $ (cd make; make)

    40  * $ ./dist/bootstrap/bin/javac -d dist test/tools/javac/meth/InvokeDyn.java

    41  * $ javap -c -classpath dist meth.InvokeDyn

    42  * </code>

    43  */

    44 

    45 package meth;

    46 

    47 import java.dyn.*;

    48 

    49 public class InvokeDyn {

    50     class CS extends CallSite {

    51         CS(Object x, Object y, Object z) { throw new RuntimeException(); }

    52     }

    53     //@BootstrapMethod(CS.class)  //note: requires 6964498

    54     void test() throws Throwable {

    55         Object x = "hello";

    56         Object ojunk; int ijunk;

    57         ojunk = InvokeDynamic.greet(x, "world", 123);

    58         ojunk = InvokeDynamic.greet(x, "mundus", 456);

    59         ojunk = InvokeDynamic.greet(x, "kosmos", 789);

    60         ojunk = (String) InvokeDynamic.cogitate(10.11121, 3.14);

    61         //InvokeDynamic.#"yow: what I mean to say is, please treat this one specially"(null);

    62         ijunk = (int) InvokeDynamic.invoke("goodbye");

    63     }

    64 }