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| 1 | /* | ||
| 2 | * Copyright (c) 2003, 2010, 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 | import sun.nio.cs.ext.JIS_X_0208_Solaris_Encoder; | ||
| 29 | |||
| 30 | /** | ||
| 31 | * @author Limin Shi | ||
| 32 | * @author Mark Son-Bell | ||
| 33 | * @author Ian Little | ||
| 34 | * | ||
| 35 | * PCK char->byte converter for Solaris platform containing additional | ||
| 36 | * mappings for vendor defined chars (NEC row 13 & IBM extension chars) | ||
| 37 | * (bugID 4765370) | ||
| 38 | */ | ||
| 39 | public class CharToBytePCK extends CharToByteSJIS { | ||
| 40 | CharToByteJIS0201 cbJIS0201 = new CharToByteJIS0201(); | ||
| 41 | short[] j0208Index1 = JIS_X_0208_Solaris_Encoder.getIndex1(); | ||
| 42 | String[] j0208Index2 = JIS_X_0208_Solaris_Encoder.getIndex2(); | ||
| 43 | |||
| 44 | public String getCharacterEncoding() { | ||
| 45 | return "PCK"; | ||
| 46 | } | ||
| 47 | |||
| 48 | protected int convSingleByte(char inputChar, byte[] outputByte) { | ||
| 49 | byte b; | ||
| 50 | |||
| 51 | // \u0000 - \u007F map straight through | ||
| 52 | if ((inputChar & 0xFF80) == 0) { | ||
| 53 | outputByte[0] = (byte)inputChar; | ||
| 54 | return 1; | ||
| 55 | } | ||
| 56 | |||
| 57 | if ((b = cbJIS0201.getNative(inputChar)) == 0) | ||
| 58 | return 0; | ||
| 59 | |||
| 60 | outputByte[0] = b; | ||
| 61 | return 1; | ||
| 62 | } | ||
| 63 | |||
| 64 | protected int getNative(char ch) { | ||
| 65 | int result = 0; | ||
| 66 | |||
| 67 | switch (ch) { | ||
| 68 | case '\u2015': | ||
| 69 | return 0x815C; | ||
| 70 | case '\u2014': | ||
| 71 | return 0; | ||
| 72 | default: | ||
| 73 | break; | ||
| 74 | } | ||
| 75 | |||
| 76 | if ((result = super.getNative(ch)) != 0) { | ||
| 77 | return result; | ||
| 78 | } else { | ||
| 79 | int offset = j0208Index1[ch >> 8] << 8; | ||
| 80 | int pos = j0208Index2[offset >> 12].charAt((offset & 0xfff) + (ch & 0xff)); | ||
| 81 | |||
| 82 | if (pos != 0) { | ||
| 83 | /* | ||
| 84 | * This algorithm for converting from JIS to SJIS comes from Ken Lunde's | ||
| 85 | * "Understanding Japanese Information Processing", pg 163. | ||
| 86 | */ | ||
| 87 | int c1 = (pos >> 8) & 0xff; | ||
| 88 | int c2 = pos & 0xff; | ||
| 89 | int rowOffset = c1 < 0x5F ? 0x70 : 0xB0; | ||
| 90 | int cellOffset = (c1 % 2 == 1) ? (c2 > 0x5F ? 0x20 : 0x1F) : 0x7E; | ||
| 91 | result = ((((c1 + 1 ) >> 1) + rowOffset) << 8) | (c2 + cellOffset); | ||
| 92 | } | ||
| 93 | } | ||
| 94 | return result; | ||
| 95 | } | ||
| 96 | } | ||