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/*
* Copyright (c) 2018, 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 4734607 4767225 4863613
* @summary Decode a file using EUC-TW, test for decode errors
* @modules jdk.charsets
* @run main EUCTWBufferBoundaryDecodeTest
*/
import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.InputStreamReader;
import java.io.OutputStreamWriter;
/*
* Tests for decode errors in NIO EUC-TW decoder. 4734607 details
* decoding errors which occur when the input file > 8k in size
* and contains numerous US-ASCII range chars
*/
public class EUCTWBufferBoundaryDecodeTest {
public static void main(String[] args) throws Exception {
final String inputFileName
= System.getProperty("os.name").startsWith("Windows")
? "tradChinese.win.po"
: "tradChinese.po";
ByteArrayOutputStream bos = new ByteArrayOutputStream(1024 * 120);
File inputFile = new File(System.getProperty("test.src"), inputFileName);
FileInputStream fis = new FileInputStream(inputFile);
// Decode the EUC_TW source file, re-encode it -- (roundtrip)
// input and output files ought to be byte for byte identical
BufferedReader bin
= new BufferedReader(new InputStreamReader(fis, "EUC_TW"));
BufferedWriter bout
= new BufferedWriter(new OutputStreamWriter(bos, "EUC-TW"));
String line = bin.readLine();
while (line != null) {
bout.write(line);
bout.newLine();
line = bin.readLine();
}
bout.close();
bin.close();
// Compare the output with the expected output byte by byte
byte[] outputBytes = bos.toByteArray();
int i = 0;
FileInputStream fi = new FileInputStream(inputFile);
while (i < outputBytes.length) {
byte b = (byte) fi.read();
if (b != outputBytes[i++]) {
throw new Exception("bug 4734607: test failed");
}
}
fi.close();
}
}
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