hproman8encoding.java

短信短消息SMPP开发的JAVA API最新版本。

/*
 * Java SMPP API
 * Copyright (C) 1998 - 2002 by Oran Kelly
 * 
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 * 
 * This library 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
 * Lesser General Public License for more details.
 * 
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 * 
 * A copy of the LGPL can be viewed at http://www.gnu.org/copyleft/lesser.html
 * Java SMPP API author: [e-mail]
 * Java SMPP API Homepage: http://smppapi.sourceforge.net/
 * $Id: HPRoman8Encoding.java,v 1.2 2004/10/11 21:13:09 orank Exp $
 */

package ie.omk.smpp.util;

import java.io.ByteArrayOutputStream;

/** Encoding class representing the HP-Roman8 character set.
 */
public class HPRoman8Encoding extends ie.omk.smpp.util.AlphabetEncoding {

    /** Data coding value. There isn't an 'official' value for HP-Roman8.
     * Usually it is the default encoding of the SMSC.
     */
    private static final int DCS = 0;

    private static final HPRoman8Encoding instance = new HPRoman8Encoding();
 

    private static final char[] charTable = {
        0,   0,   0,   0,   0,   0,   0,   0,    // 0
        0,   0,   0,   0,   0,   0,   0,   0,    // 8
        0,   0,   0,   0,   0,   0,   0,   0,    // 16
        0,   0,   0,   0,   0,   0,   0,   0,    // 24
        ' ', '!', '"', '#', '$', '%', '&', '\'', // 32
        '(', ')', '*', '+', ',', '-', '.', '/',  // 40
        '0', '1', '2', '3', '4', '5', '6', '7',  // 48
        '8', '9', ':', ';', '<', '=', '>', '?',  // 56
        '@', 'A', 'B', 'C', 'D', 'E', 'F', 'G',  // 64
        'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',  // 72
        'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',  // 80
        'X', 'Y', 'Z', '[', '\\', ']', '^', '_', // 88
        '`', 'a', 'b', 'c', 'd', 'e', 'f', 'g',  // 96
        'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',  // 104
        'p', 'q', 'r', 's', 't', 'u', 'v', 'w',  // 112
        'x', 'y', 'z', '{', '|', '}', '~', 0,    // 120
        0,   0,   0,   0,   0,   0,   0,   0,    // 128
        0,   0,   0,   0,   0,   0,   0,   0,    // 136
        0,   0,   0,   0,   0,   0,   0,   0,    // 144
        0,   0,   0,   0,   0,   0,   0,   0,    // 152
        '\u00a0', '\u00c0', '\u00c2', '\u00c8', '\u00ca', '\u00cb', '\u00ce', '\u00cf',    // 160
        '\u00b4', '\u0300', '\u0302', '\u00a8', '\u0303', '\u00d9', '\u00db', '\u20a4',    // 168
        '\u007e', '\u00dd', '\u00fd', '\u00b0', '\u00c7', '\u00e7', '\u00d1', '\u00f1',    // 176
        '\u00a1', '\u00bf', '\u00a4', '\u00a3', '\u00a5', '\u00a7', '\u0192', '\u00a2',    // 184
        '\u00e2', '\u00ea', '\u00f4', '\u00fb', '\u00e1', '\u00e9', '\u00f3', '\u00fa',    // 192
        '\u00e0', '\u00e8', '\u00f2', '\u00f9', '\u00e4', '\u00eb', '\u00f6', '\u00fc',    // 200
        '\u00c5', '\u00ee', '\u00d8', '\u00c6', '\u00e5', '\u00ed', '\u00f8', '\u00e6',    // 208
        '\u00c4', '\u00ec', '\u00d6', '\u00dc', '\u00c9', '\u00ef', '\u00df', '\u00d4',    // 216
        '\u00c1', '\u00c3', '\u00e3', '\u00d0', '\u00f0', '\u00cd', '\u00cc', '\u00d3',    // 224
        '\u00d2', '\u00d5', '\u00f5', '\u00a6', '\u00a8', '\u00da', '\u00be', '\u00ff',    // 232
        '\u00de', '\u00fe', '\u00b7', '\u00b5', '\u00b6', '\u00be', '\u00ad', '\u00bc',    // 240
        '\u00bd', '\u00aa', '\u00ba', '\u00ab', '\u25a0', '\u00bb', '\u00b1'               // 248
    };


    private HPRoman8Encoding() {
	super (DCS);
    }

    public static HPRoman8Encoding getInstance() {
	return (instance);
    }

    public String decodeString(byte[] b) {
	if (b == null)
	    return ("");

	StringBuffer buf = new StringBuffer();

	for (int i = 0; i < b.length; i++) {
	    int code = (int)b[i] & 0x000000ff;
	    buf.append((code >= charTable.length) ? '?' : charTable[code]);
	}

	return (buf.toString());
    }


    public byte[] encodeString(String s) {
	if (s == null)
	    return (new byte[0]);

	char[] c = s.toCharArray();
	ByteArrayOutputStream enc = new ByteArrayOutputStream(256);

	for (int loop = 0; loop < c.length; loop++) {

	    int search = 0;
	    for (; search < charTable.length; search++) {

		if (c[loop] == charTable[search]) {
		    enc.write((byte)search);
		    break;
		}
	    }
	    if (search == charTable.length)
		enc.write(0x3f); // A '?'
	}

	return (enc.toByteArray());
    }
}