| /* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- |
| * |
| * The contents of this file are subject to the Netscape Public |
| * License Version 1.1 (the "License"); you may not use this file |
| * except in compliance with the License. You may obtain a copy of |
| * the License at http://www.mozilla.org/NPL/ |
| * |
| * Software distributed under the License is distributed on an "AS |
| * IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or |
| * implied. See the License for the specific language governing |
| * rights and limitations under the License. |
| * |
| * The Original Code is mozilla.org code. |
| * |
| * The Initial Developer of the Original Code is Netscape |
| * Communications Corporation. Portions created by Netscape are |
| * Copyright (C) 1998 Netscape Communications Corporation. All |
| * Rights Reserved. |
| * |
| * Contributor(s): |
| */ |
| |
| package org.mozilla.intl.chardet ; |
| |
| import java.lang.*; |
| |
| public abstract class nsVerifier { |
| |
| static final byte eStart = (byte)0; |
| static final byte eError = (byte)1; |
| static final byte eItsMe = (byte)2; |
| static final int eidxSft4bits = 3; |
| static final int eSftMsk4bits = 7; |
| static final int eBitSft4bits = 2; |
| static final int eUnitMsk4bits = 0x0000000F; |
| |
| nsVerifier() { |
| } |
| |
| public abstract String charset() ; |
| public abstract int stFactor() ; |
| public abstract int[] cclass() ; |
| public abstract int[] states() ; |
| |
| public abstract boolean isUCS2() ; |
| |
| public static byte getNextState(nsVerifier v, byte b, byte s) { |
| |
| return (byte) ( 0xFF & |
| (((v.states()[(( |
| (s*v.stFactor()+(((v.cclass()[((b&0xFF)>>v.eidxSft4bits)]) |
| >> ((b & v.eSftMsk4bits) << v.eBitSft4bits)) |
| & v.eUnitMsk4bits ))&0xFF) |
| >> v.eidxSft4bits) ]) >> ((( |
| (s*v.stFactor()+(((v.cclass()[((b&0xFF)>>v.eidxSft4bits)]) |
| >> ((b & v.eSftMsk4bits) << v.eBitSft4bits)) |
| & v.eUnitMsk4bits ))&0xFF) |
| & v.eSftMsk4bits) << v.eBitSft4bits)) & v.eUnitMsk4bits ) |
| ) ; |
| |
| } |
| |
| |
| } |