aoqi@0: /*
aoqi@0:  * Copyright (c) 2008, 2010, 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: /*
aoqi@0:  * @test
aoqi@0:  * @bug 6754038 6979327
aoqi@0:  * @summary Generate call sites for method handle
aoqi@0:  * @author jrose
aoqi@0:  *
aoqi@0:  * @compile -source 7 -target 7 -XDallowTransitionalJSR292=no InvokeMH.java
aoqi@0:  */
aoqi@0: 
aoqi@0: /*
aoqi@0:  * Standalone testing:
aoqi@0:  * <code>
aoqi@0:  * $ cd $MY_REPO_DIR/langtools
aoqi@0:  * $ (cd make; make)
aoqi@0:  * $ ./dist/bootstrap/bin/javac -d dist test/tools/javac/meth/InvokeMH.java
aoqi@0:  * $ javap -c -classpath dist meth.InvokeMH
aoqi@0:  * </code>
aoqi@0:  */
aoqi@0: 
aoqi@0: package meth;
aoqi@0: 
aoqi@0: import java.lang.invoke.MethodHandle;
aoqi@0: 
aoqi@0: public class InvokeMH {
aoqi@0:     void test(MethodHandle mh_SiO,
aoqi@0:               MethodHandle mh_vS,
aoqi@0:               MethodHandle mh_vi,
aoqi@0:               MethodHandle mh_vv) throws Throwable {
aoqi@0:         Object o; String s; int i;  // for return type testing
aoqi@0: 
aoqi@0:         // next five must have sig = (String,int)Object
aoqi@0:         mh_SiO.invokeExact("world", 123);
aoqi@0:         mh_SiO.invokeExact("mundus", 456);
aoqi@0:         Object k = "kosmos";
aoqi@0:         mh_SiO.invokeExact((String)k, 789);
aoqi@0:         o = mh_SiO.invokeExact((String)null, 000);
aoqi@0:         o = (Object) mh_SiO.invokeExact("arda", -123);
aoqi@0: 
aoqi@0:         // sig = ()String
aoqi@0:         s = (String) mh_vS.invokeExact();
aoqi@0: 
aoqi@0:         // sig = ()int
aoqi@0:         i = (int) mh_vi.invokeExact();
aoqi@0:         o = (int) mh_vi.invokeExact();
aoqi@0: 
aoqi@0:         // sig = ()void
aoqi@0:         mh_vv.invokeExact();
aoqi@0:     }
aoqi@0: 
aoqi@0:     void testGen(MethodHandle mh_SiO,
aoqi@0:                  MethodHandle mh_vS,
aoqi@0:                  MethodHandle mh_vi,
aoqi@0:                  MethodHandle mh_vv) throws Throwable {
aoqi@0:         Object o; String s; int i;  // for return type testing
aoqi@0: 
aoqi@0:         // next five must have sig = (*,*)*
aoqi@0:         o = mh_SiO.invoke((Object)"world", (Object)123);
aoqi@0:         mh_SiO.invoke((Object)"mundus", (Object)456);
aoqi@0:         Object k = "kosmos";
aoqi@0:         o = mh_SiO.invoke(k, 789);
aoqi@0:         o = mh_SiO.invoke(null, 000);
aoqi@0:         o = mh_SiO.invoke("arda", -123);
aoqi@0: 
aoqi@0:         // sig = ()String
aoqi@0:         o = mh_vS.invoke();
aoqi@0: 
aoqi@0:         // sig = ()int
aoqi@0:         i = (int) mh_vi.invoke();
aoqi@0:         o = (int) mh_vi.invoke();
aoqi@0:         mh_vi.invoke();
aoqi@0: 
aoqi@0:         // sig = ()void
aoqi@0:         mh_vv.invoke();
aoqi@0:         o = mh_vv.invoke();
aoqi@0:     }
aoqi@0: }