openjdk源码
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/*
* Copyright (c) 2010, 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 6707226
* @summary Tests the value updating in Expression
* @author Sergey Malenkov
*/
import java.beans.Expression;
public class Test6707226 {
public static void main(String[] args) throws Exception {
Object value = new Object();
Expression expression = new Expression(value, Object.class, "new", null);
if (!value.equals(expression.getValue()))
throw new Error("the value is updated unexpectedly");
expression.execute();
if (value.equals(expression.getValue()))
throw new Error("the value is not updated as expected");
}
}