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test/tools/javac/lambda/GenericMethodRefImplClass.java@5ddecb91d843 (annotated)

test/tools/javac/lambda/GenericMethodRefImplClass.java

Tue, 12 Mar 2013 16:02:43 +0000

author

mcimadamore

date

Tue, 12 Mar 2013 16:02:43 +0000

changeset 1628

5ddecb91d843

parent 0

959103a6100f

permissions

-rw-r--r--

8009545: Graph inference: dependencies between inference variables should be set during incorporation
Summary: Move all transitivity checks into the incorporation round
Reviewed-by: jjg

aoqi@0	1	/*
aoqi@0	2	* Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
aoqi@0	3	* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
aoqi@0	4	*
aoqi@0	5	* This code is free software; you can redistribute it and/or modify it
aoqi@0	6	* under the terms of the GNU General Public License version 2 only, as
aoqi@0	7	* published by the Free Software Foundation.
aoqi@0	8	*
aoqi@0	9	* This code is distributed in the hope that it will be useful, but WITHOUT
aoqi@0	10	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
aoqi@0	11	* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
aoqi@0	12	* version 2 for more details (a copy is included in the LICENSE file that
aoqi@0	13	* accompanied this code).
aoqi@0	14	*
aoqi@0	15	* You should have received a copy of the GNU General Public License version
aoqi@0	16	* 2 along with this work; if not, write to the Free Software Foundation,
aoqi@0	17	* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
aoqi@0	18	*
aoqi@0	19	* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
aoqi@0	20	* or visit www.oracle.com if you need additional information or have any
aoqi@0	21	* questions.
aoqi@0	22	*/
aoqi@0	23
aoqi@0	24	/*
aoqi@0	25	* @test
aoqi@0	26	* @bug 8009582
aoqi@0	27	* @summary Method reference generic constructor gives: IllegalArgumentException: Invalid lambda deserialization
aoqi@0	28	* @author Robert Field
aoqi@0	29	* @run main GenericMethodRefImplClass
aoqi@0	30	*/
aoqi@0	31
aoqi@0	32	import java.io.*;
aoqi@0	33	import java.util.*;
aoqi@0	34
aoqi@0	35	public class GenericMethodRefImplClass {
aoqi@0	36
aoqi@0	37	static int assertionCount = 0;
aoqi@0	38
aoqi@0	39	static void assertTrue(boolean cond) {
aoqi@0	40	assertionCount++;
aoqi@0	41	if (!cond)
aoqi@0	42	throw new AssertionError();
aoqi@0	43	}
aoqi@0	44
aoqi@0	45	public static void main(String[] args) throws Exception {
aoqi@0	46	try {
aoqi@0	47	// Write lambdas out
aoqi@0	48	ByteArrayOutputStream baos = new ByteArrayOutputStream();
aoqi@0	49	ObjectOutput out = new ObjectOutputStream(baos);
aoqi@0	50
aoqi@0	51	write(out, HashMap::new );
aoqi@0	52	out.flush();
aoqi@0	53	out.close();
aoqi@0	54
aoqi@0	55	// Read them back
aoqi@0	56	ByteArrayInputStream bais =
aoqi@0	57	new ByteArrayInputStream(baos.toByteArray());
aoqi@0	58	ObjectInputStream in = new ObjectInputStream(bais);
aoqi@0	59	readIt(in);
aoqi@0	60	in.close();
aoqi@0	61	} catch (IOException e) {
aoqi@0	62	e.printStackTrace();
aoqi@0	63	throw e;
aoqi@0	64	}
aoqi@0	65	assertTrue(assertionCount == 1);
aoqi@0	66	}
aoqi@0	67
aoqi@0	68	static void write(ObjectOutput out, GenericMethodRefImplClassLSI lamb) throws IOException {
aoqi@0	69	out.writeObject(lamb);
aoqi@0	70	}
aoqi@0	71
aoqi@0	72	static void readIt(ObjectInputStream in) throws IOException, ClassNotFoundException {
aoqi@0	73	GenericMethodRefImplClassLSI ls = (GenericMethodRefImplClassLSI) in.readObject();
aoqi@0	74	Map result = ls.convert();
aoqi@0	75	assertTrue(result.getClass().getName().equals("java.util.HashMap"));
aoqi@0	76	}
aoqi@0	77	}
aoqi@0	78
aoqi@0	79	interface GenericMethodRefImplClassLSI extends Serializable {
aoqi@0	80	Map convert();
aoqi@0	81	}