0N/A/*
2362N/A * Copyright (c) 1997, Oracle and/or its affiliates. All rights reserved.
0N/A * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
0N/A *
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 *
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 *
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.
0N/A *
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
2362N/A * questions.
0N/A */
0N/A
0N/Apackage sun.io;
0N/A
0N/A/**
0N/A * A algorithmic conversion from ASCII to Unicode
0N/A *
0N/A * @author Limin Shi
0N/A */
0N/Apublic class ByteToCharASCII extends ByteToCharConverter {
0N/A
0N/A // Return the character set id
0N/A public String getCharacterEncoding()
0N/A {
0N/A return "ASCII";
0N/A }
0N/A
0N/A public int flush(char[] output, int outStart, int outEnd) {
0N/A // This converter will not buffer any data.
0N/A byteOff = charOff = 0;
0N/A return 0;
0N/A }
0N/A
0N/A /**
0N/A * Algorithmic character conversion
0N/A */
0N/A public int convert(byte[] input, int inOff, int inEnd,
0N/A char[] output, int outOff, int outEnd)
0N/A throws ConversionBufferFullException, UnknownCharacterException
0N/A {
0N/A byte inputByte;
0N/A
0N/A charOff = outOff;
0N/A byteOff = inOff;
0N/A
0N/A // Loop until we hit the end of the input
0N/A while(byteOff < inEnd)
0N/A {
0N/A // If we don't have room for the output, throw an exception
0N/A if (charOff >= outEnd)
0N/A throw new ConversionBufferFullException();
0N/A
0N/A // Convert the input byte
0N/A inputByte = input[byteOff++];
0N/A
0N/A if (inputByte >= 0)
0N/A output[charOff++] = (char)inputByte;
0N/A else {
0N/A if (subMode)
0N/A output[charOff++] = '\uFFFD'; // Replace Char
0N/A else {
0N/A badInputLength = 1;
0N/A throw new UnknownCharacterException();
0N/A }
0N/A }
0N/A }
0N/A
0N/A // Return the length written to the output buffer
0N/A return charOff-outOff;
0N/A }
0N/A
0N/A /*
0N/A * Reset after finding bad input
0N/A */
0N/A public void reset() {
0N/A byteOff = charOff = 0;
0N/A }
0N/A
0N/A}