74 lines
2.5 KiB
Java
74 lines
2.5 KiB
Java
/*
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* Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/*
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* @test
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* @bug 7196316
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* @summary Confirm that a non-default rounding mode is used even after deserialization.
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*/
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import java.io.*;
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import java.math.*;
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import java.text.*;
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public class Bug7196316 {
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private static final String filename = "bug7196316.ser";
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public static void main(String[] args) throws Exception {
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DecimalFormat df;
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RoundingMode mode = RoundingMode.DOWN;
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double given = 6.6;
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String expected;
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String actual;
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try (ObjectOutputStream os
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= new ObjectOutputStream(new FileOutputStream(filename))) {
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df = new DecimalFormat("#");
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df.setRoundingMode(mode);
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expected = df.format(given);
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os.writeObject(df);
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}
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try (ObjectInputStream is
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= new ObjectInputStream(new FileInputStream(filename))) {
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df = (DecimalFormat)is.readObject();
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}
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RoundingMode newMode = df.getRoundingMode();
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if (mode != newMode) {
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throw new RuntimeException("Unexpected roundig mode: " + newMode);
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} else {
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actual = df.format(given);
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if (!expected.equals(actual)) {
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throw new RuntimeException("Unexpected formatted result: \""
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+ actual + "\"");
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} else {
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System.out.println("Passed: Expected rounding mode (" + newMode
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+ ") & formatted result: \"" + actual + "\"");
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}
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}
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}
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}
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