| /* |
| * Copyright (c) 2012, 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 7196316 |
| * @summary Confirm that a non-default rounding mode is used even after deserialization. |
| */ |
| |
| |
| import java.io.*; |
| import java.math.*; |
| import java.text.*; |
| |
| public class Bug7196316 { |
| |
| private static final String filename = "bug7196316.ser"; |
| |
| public static void main(String[] args) throws Exception { |
| DecimalFormat df; |
| RoundingMode mode = RoundingMode.DOWN; |
| double given = 6.6; |
| String expected; |
| String actual; |
| |
| try (ObjectOutputStream os |
| = new ObjectOutputStream(new FileOutputStream(filename))) { |
| df = new DecimalFormat("#"); |
| df.setRoundingMode(mode); |
| expected = df.format(given); |
| os.writeObject(df); |
| } |
| |
| try (ObjectInputStream is |
| = new ObjectInputStream(new FileInputStream(filename))) { |
| df = (DecimalFormat)is.readObject(); |
| } |
| |
| RoundingMode newMode = df.getRoundingMode(); |
| if (mode != newMode) { |
| throw new RuntimeException("Unexpected roundig mode: " + newMode); |
| } else { |
| actual = df.format(given); |
| if (!expected.equals(actual)) { |
| throw new RuntimeException("Unexpected formatted result: \"" |
| + actual + "\""); |
| } else { |
| System.out.println("Passed: Expected rounding mode (" + newMode |
| + ") & formatted result: \"" + actual + "\""); |
| } |
| } |
| } |
| |
| } |