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/*
* Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
/*
* @test
* @bug 8009582
* @summary Method reference generic constructor gives: IllegalArgumentException: Invalid lambda deserialization
* @author Robert Field
* @run main GenericMethodRefImplClass
*/
import java.io.*;
import java.util.*;
public class GenericMethodRefImplClass {
static int assertionCount = 0;
static void assertTrue(boolean cond) {
assertionCount++;
if (!cond)
throw new AssertionError();
}
public static void main(String[] args) throws Exception {
try {
// Write lambdas out
ByteArrayOutputStream baos = new ByteArrayOutputStream();
ObjectOutput out = new ObjectOutputStream(baos);
write(out, HashMap::new );
out.flush();
out.close();
// Read them back
ByteArrayInputStream bais =
new ByteArrayInputStream(baos.toByteArray());
ObjectInputStream in = new ObjectInputStream(bais);
readIt(in);
in.close();
} catch (IOException e) {
e.printStackTrace();
throw e;
}
assertTrue(assertionCount == 1);
}
static void write(ObjectOutput out, GenericMethodRefImplClassLSI lamb) throws IOException {
out.writeObject(lamb);
}
static void readIt(ObjectInputStream in) throws IOException, ClassNotFoundException {
GenericMethodRefImplClassLSI ls = (GenericMethodRefImplClassLSI) in.readObject();
Map result = ls.convert();
assertTrue(result.getClass().getName().equals("java.util.HashMap"));
}
}
interface GenericMethodRefImplClassLSI extends Serializable {
Map convert();
}
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