84 lines
3.1 KiB
Java
84 lines
3.1 KiB
Java
/*
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* Copyright (c) 2008, 2023, 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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/* @test
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* @bug 5005426
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* @summary Check if StreamEncoder close() method works correctly from
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* error recovery after the underneath OutputStream failed to
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* close the first time.
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* @modules jdk.charsets
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*/
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import java.io.*;
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public class StreamEncoderClose {
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private static void ck(String s, int actual, int expected)
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throws IOException {
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if (actual != expected) {
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String msg = String.format("%s: actual (%d) != expected (%d)%n",
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s, actual, expected);
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throw new IOException(msg);
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}
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}
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public static void main( String arg[] ) throws Exception {
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byte[] expected = {(byte)0x1b,(byte)0x24,(byte)0x42,
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(byte)0x30,(byte)0x6c,
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(byte)0x1b,(byte)0x28,(byte)0x42};
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ByteArrayOutputStream baos = new ByteArrayOutputStream();
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MyBufferedOutputStream mbos = new MyBufferedOutputStream(baos);
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PrintWriter pw = new PrintWriter(new OutputStreamWriter(mbos, "ISO-2022-JP"));
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mbos.dontClose();
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pw.write("\u4e00");
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pw.close(); // 1st PrintWriter Close
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mbos.canClose();
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pw.close(); // 2nd PrintWriter Close
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//double check, probably not necessary
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byte[] out = baos.toByteArray();
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ck("Lengths are unequal", out.length, expected.length);
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for (int i = 0; i < out.length; i++) {
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//System.out.printf("(byte)0x%x,", out[i] & 0xff);
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ck("Values are unequal", out[i], expected[i]);
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}
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}
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static class MyBufferedOutputStream extends BufferedOutputStream {
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MyBufferedOutputStream(OutputStream os) {
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super(os);
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}
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private boolean status;
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public void dontClose() {
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status = false;
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}
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public void canClose() {
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status = true;
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}
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public void close() throws IOException {
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if ( status == false ) {
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throw new IOException("Can't close ");
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}
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super.close();
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}
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}
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}
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