1 /* 2 * Copyright (c) 2008, 2011, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24 /* @test 25 * @bug 6379808 26 * @summary Check all Cp933 SBCS characters are not supported in Cp834 27 * @modules jdk.charsets 28 */ 29 30 import java.io.*; 31 import java.nio.*; 32 import java.nio.charset.*; 33 34 public class TestCp834_SBCS { 35 public static void main(String args[]) throws Exception { 36 // The correctness of 1:1 mapping is Coverted by CoderTest.java 37 // and TestConv.java, we only need to verify that SBCS characters 38 // are not supported by this charset. 39 CharsetEncoder enc834 = Charset.forName("Cp834") 40 .newEncoder() 41 .onUnmappableCharacter(CodingErrorAction.REPLACE) 42 .onMalformedInput(CodingErrorAction.REPLACE); 43 44 CharsetDecoder dec834 = Charset.forName("Cp834") 45 .newDecoder() 46 .onUnmappableCharacter(CodingErrorAction.REPLACE) 47 .onMalformedInput(CodingErrorAction.REPLACE); 48 49 CharsetDecoder dec933 = Charset.forName("Cp933") 50 .newDecoder() 51 .onUnmappableCharacter(CodingErrorAction.REPLACE) 52 .onMalformedInput(CodingErrorAction.REPLACE); 53 byte[] ba = new byte[1]; 54 byte[] ba2 = new byte[2]; 55 ByteBuffer dbb = ByteBuffer.allocateDirect(10); 56 char[] ca = new char[1]; 57 char c; 58 for (int i = 0; i <= 0xff; i++) { 59 if (i != 0xe && i != 0xf) { // no SI/SO 60 ba[0] = (byte)i; 61 CharBuffer cb = dec933.decode(ByteBuffer.wrap(ba)); 62 if ((c = cb.get()) != '\ufffd') { 63 // OK, this is a SBCS character in Cp933 64 if (dec834.decode(ByteBuffer.wrap(ba)).get() != '\ufffd') 65 throw new Exception("SBCS is supported in IBM834 decoder"); 66 67 if (enc834.canEncode(c)) 68 throw new Exception("SBCS can be encoded in IBM834 encoder"); 69 70 ca[0] = c; 71 ByteBuffer bb = enc834.encode(CharBuffer.wrap(ca)); 72 if (bb.get() != (byte)0xfe || bb.get() != (byte)0xfe) 73 throw new Exception("SBCS is supported in IBM834 encoder"); 74 } 75 } 76 } 77 } 78 }