2362N/A * Copyright (c) 1996, 2008, Oracle and/or its affiliates. All rights reserved. 0N/A * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 0N/A * This code is free software; you can redistribute it and/or modify it 0N/A * under the terms of the GNU General Public License version 2 only, as 2362N/A * published by the Free Software Foundation. Oracle designates this 0N/A * particular file as subject to the "Classpath" exception as provided 2362N/A * by Oracle in the LICENSE file that accompanied this code. 0N/A * This code is distributed in the hope that it will be useful, but WITHOUT 0N/A * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 0N/A * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 0N/A * version 2 for more details (a copy is included in the LICENSE file that 0N/A * accompanied this code). 0N/A * You should have received a copy of the GNU General Public License version 0N/A * 2 along with this work; if not, write to the Free Software Foundation, 0N/A * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 2362N/A * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 2362N/A * or visit www.oracle.com if you need additional information or have any 0N/A* A table driven conversion from char to byte for single byte 0N/A* character sets. Tables will reside in the class CharToByteYYYYY, 0N/A* where YYYYY is a unique character set identifier 0N/A < TBD: Tables are of the form... > 0N/A* @author Lloyd Honomichl 0N/A* @author Asmus Freytag 0N/A * 1st level index, provided by subclass 0N/A * 2nd level index, provided by subclass 0N/A * Mask to isolate bits for 1st level index, from subclass 0N/A * Mask to isolate bits for 2nd level index, from subclass 0N/A * Shift to isolate bits for 1st level index, from subclass 0N/A * Converts characters to sequences of bytes. 0N/A * Conversions that result in Exceptions can be restarted by calling 0N/A * convert again, with appropriately modified parameters. 0N/A * @return the characters written to output. 0N/A * @param input char array containing text in Unicode 0N/A * @param inStart offset in input array 0N/A * @param inEnd offset of last byte to be converted 0N/A * @param output byte array to receive conversion result 0N/A * @param outStart starting offset 0N/A * @param outEnd offset of last byte to be written to 0N/A * @throw MalformedInputException for any sequence of chars that is 0N/A * illegal in Unicode (principally unpaired surrogates 0N/A * and \uFFFF or \uFFFE), including any partial surrogate pair 0N/A * which occurs at the end of an input buffer. 0N/A * @throw UnsupportedCharacterException for any character that 0N/A * that cannot be converted to the external character set. 0N/A // Record beginning offsets 0N/A // This is legal UTF16 sequence. 0N/A // This is illegal UTF16 sequence. 0N/A // Loop until we hit the end of the input 0N/A // Get the input character 0N/A // Default output size 0N/A // Assume this is a simple character 0N/A // Is this a high surrogate? 0N/A // Is this the last character in the input? 0N/A // Is there a low surrogate following? 0N/A // We have a valid surrogate pair. Too bad we don't map 0N/A // surrogates. Is substitution enabled? 0N/A // We have a malformed surrogate pair 0N/A // Is this an unaccompanied low surrogate? 0N/A // Not part of a surrogate, so look it up 0N/A // Get output using two level lookup 0N/A // Might this character be unmappable? 0N/A // If outputByte is zero because the input was zero 0N/A // then this character is actually mappable 0N/A // We have an unmappable character 0N/A // Is substitution enabled? 0N/A // If we don't have room for the output, throw an exception 0N/A // Put the byte in the output buffer 0N/A // Return the length written to the output buffer 0N/A * the maximum number of bytes needed to hold a converted char 0N/A * @returns the maximum number of bytes needed for a converted char 0N/A * Resets the converter. 0N/A * Call this method to reset the converter to its initial state 0N/A * Return whether a character is mappable or not 0N/A * @return true if a character is mappable