Showing the changes to java/pkg/sun/io/ByteToCharSJIS.java (1 of 18352 files). Show all
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| 1 | +/* | |
| 2 | + * Copyright (c) 1996, 1998, 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. Oracle designates this | |
| 8 | + * particular file as subject to the "Classpath" exception as provided | |
| 9 | + * by Oracle in the LICENSE file that accompanied this code. | |
| 10 | + * | |
| 11 | + * This code is distributed in the hope that it will be useful, but WITHOUT | |
| 12 | + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 13 | + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| 14 | + * version 2 for more details (a copy is included in the LICENSE file that | |
| 15 | + * accompanied this code). | |
| 16 | + * | |
| 17 | + * You should have received a copy of the GNU General Public License version | |
| 18 | + * 2 along with this work; if not, write to the Free Software Foundation, | |
| 19 | + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
| 20 | + * | |
| 21 | + * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA | |
| 22 | + * or visit www.oracle.com if you need additional information or have any | |
| 23 | + * questions. | |
| 24 | + */ | |
| 25 | + | |
| 26 | +package sun.io; | |
| 27 | + | |
| 28 | +/** | |
| 29 | + * The SJIS converters follow the Shift JIS definition in the JIS | |
| 30 | + * X0208:1997 standard as much as possible. The MS932 converters must | |
| 31 | + * be used where the Microsoft Code Page 932 character repertoire and | |
| 32 | + * Unicode mappings are required. | |
| 33 | + * | |
| 34 | + * @author Limin Shi | |
| 35 | + * @author Mark Son-Bell | |
| 36 | + */ | |
| 37 | + | |
| 38 | +public class ByteToCharSJIS extends ByteToCharJIS0208 { | |
| 39 | + ByteToCharJIS0201 bcJIS0201 = new ByteToCharJIS0201(); | |
| 40 | + | |
| 41 | + public String getCharacterEncoding() { | |
| 42 | + return "SJIS"; | |
| 43 | + } | |
| 44 | + | |
| 45 | + protected char convSingleByte(int b) { | |
| 46 | + // If the high bits are all off, it's ASCII == Unicode | |
| 47 | + if ((b & 0xFF80) == 0) { | |
| 48 | + return (char)b; | |
| 49 | + } | |
| 50 | + return bcJIS0201.getUnicode(b); | |
| 51 | + } | |
| 52 | + | |
| 53 | + protected char getUnicode(int c1, int c2) { | |
| 54 | + int adjust = c2 < 0x9F ? 1 : 0; | |
| 55 | + int rowOffset = c1 < 0xA0 ? 0x70 : 0xB0; | |
| 56 | + int cellOffset = (adjust == 1) ? (c2 > 0x7F ? 0x20 : 0x1F) : 0x7E; | |
| 57 | + int b1 = ((c1 - rowOffset) << 1) - adjust; | |
| 58 | + int b2 = c2 - cellOffset; | |
| 59 | + return super.getUnicode(b1, b2); | |
| 60 | + } | |
| 61 | + | |
| 62 | + String prt(int i) { | |
| 63 | + return Integer.toString(i,16); | |
| 64 | + } | |
| 65 | +} | |