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test/tools/javac/meth/InvokeDyn.java@fdc67f5170e9 (annotated)

test/tools/javac/meth/InvokeDyn.java

Fri, 12 Nov 2010 12:33:52 +0000

author

mcimadamore

date

Fri, 12 Nov 2010 12:33:52 +0000

changeset 742

fdc67f5170e9

parent 674

584365f256a7

child 752

03177f49411d

permissions

-rw-r--r--

6999067: cast for invokeExact call gets redundant cast to <type> warnings
Summary: Xlint:cast should not report cast used in order to specify target type in polymorphic signature calls
Reviewed-by: jjg

jrose@267	1	/*
mcimadamore@674	2	* Copyright (c) 2008, 2010, Oracle and/or its affiliates. All rights reserved.
jrose@267	3	* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
jrose@267	4	*
jrose@267	5	* This code is free software; you can redistribute it and/or modify it
jrose@267	6	* under the terms of the GNU General Public License version 2 only, as
jrose@267	7	* published by the Free Software Foundation.
jrose@267	8	*
jrose@267	9	* This code is distributed in the hope that it will be useful, but WITHOUT
jrose@267	10	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
jrose@267	11	* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
jrose@267	12	* version 2 for more details (a copy is included in the LICENSE file that
jrose@267	13	* accompanied this code).
jrose@267	14	*
jrose@267	15	* You should have received a copy of the GNU General Public License version
jrose@267	16	* 2 along with this work; if not, write to the Free Software Foundation,
jrose@267	17	* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
jrose@267	18	*
ohair@554	19	* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
ohair@554	20	* or visit www.oracle.com if you need additional information or have any
ohair@554	21	* questions.
jrose@267	22	*/
jrose@267	23
jrose@267	24	/*
jrose@267	25	* @test
mcimadamore@674	26	* @bug 6754038 6979327
jrose@267	27	* @summary Generate call sites for method handle
jrose@267	28	* @author jrose
jrose@267	29	*
jrose@267	30	* @library ..
mcimadamore@674	31	* @compile -source 7 -target 7 -XDinvokedynamic -XDallowTransitionalJSR292=no InvokeDyn.java
jrose@267	32	*/
jrose@267	33	//No: @run main/othervm -XX:+EnableInvokeDynamic meth.InvokeDyn
jrose@267	34
jrose@267	35	/*
jrose@267	36	* Standalone testing:
jrose@267	37	* <code>
jrose@267	38	* $ cd $MY_REPO_DIR/langtools
jrose@267	39	* $ (cd make; make)
jrose@267	40	* $ ./dist/bootstrap/bin/javac -d dist test/tools/javac/meth/InvokeDyn.java
jrose@267	41	* $ javap -c -classpath dist meth.InvokeDyn
jrose@267	42	* </code>
jrose@267	43	*/
jrose@267	44
jrose@267	45	package meth;
jrose@267	46
mcimadamore@674	47	import java.dyn.*;
jrose@267	48
jrose@267	49	public class InvokeDyn {
mcimadamore@674	50	class CS extends CallSite {
mcimadamore@674	51	CS(Object x, Object y, Object z) { throw new RuntimeException(); }
mcimadamore@674	52	}
mcimadamore@674	53	//@BootstrapMethod(CS.class) //note: requires 6964498
jrose@571	54	void test() throws Throwable {
jrose@267	55	Object x = "hello";
mcimadamore@674	56	Object ojunk; int ijunk;
mcimadamore@674	57	ojunk = InvokeDynamic.greet(x, "world", 123);
mcimadamore@674	58	ojunk = InvokeDynamic.greet(x, "mundus", 456);
mcimadamore@674	59	ojunk = InvokeDynamic.greet(x, "kosmos", 789);
mcimadamore@674	60	ojunk = (String) InvokeDynamic.cogitate(10.11121, 3.14);
mcimadamore@674	61	InvokeDynamic.#"yow: what I mean to say is, please treat this one specially"(null);
mcimadamore@674	62	ijunk = (int) InvokeDynamic.invoke("goodbye");
jrose@267	63	}
jrose@267	64	}