jdk/src/share/classes/sun/io/ByteToCharSingleByte.java
changeset 10372 2f6d68f22eae
parent 10321 64f7ee2f31dd
parent 10371 7da2112e4236
child 10373 d4c5e59b82f8
--- a/jdk/src/share/classes/sun/io/ByteToCharSingleByte.java	Mon Aug 29 14:27:21 2011 -0700
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,137 +0,0 @@
-/*
- * Copyright (c) 1996, 2002, Oracle and/or its affiliates. All rights reserved.
- * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
- *
- * This code is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 only, as
- * published by the Free Software Foundation.  Oracle designates this
- * particular file as subject to the "Classpath" exception as provided
- * by Oracle in the LICENSE file that accompanied this code.
- *
- * This code 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 General Public License
- * version 2 for more details (a copy is included in the LICENSE file that
- * accompanied this code).
- *
- * You should have received a copy of the GNU General Public License version
- * 2 along with this work; if not, write to the Free Software Foundation,
- * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
- *
- * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
- * or visit www.oracle.com if you need additional information or have any
- * questions.
- */
-
-package sun.io;
-
-/**
- * A table driven conversion from byte to char for single byte  character sets.
- * The needed data tables will reside in a character set specific subclass.
- *
- * @author Lloyd Honomichl
- * @author Asmus Freytag
- */
-public abstract class ByteToCharSingleByte extends ByteToCharConverter {
-
-    /**
-     * Mapping table. Values supplied by subclass
-     */
-    protected String byteToCharTable;
-
-    public String getByteToCharTable() {
-        return byteToCharTable;
-    }
-
-    public int flush(char[] output, int outStart, int outEnd) {
-        byteOff = charOff = 0;
-        return 0;
-    }
-
-    /**
-     * Converts bytes to characters according to the selected character
-     * encoding.
-     * Maintains internal state, so that conversions that result in
-     * exceptions can be restarted by calling convert again, with
-     * appropriately modified parameters.
-     * Call reset before converting input that is not a continuation of
-     * the previous call.
-     * @return the number of characters written to output.
-     * @param input byte array containing text in character set
-     * @param inStart offset in input array
-     * @param inEnd offset of last byte to be converted
-     * @param output character array to receive conversion result
-     * @param outStart starting offset
-     * @param outEnd offset of last character to be written to
-     * @throw MalformedInputException for any sequence of bytes that is
-     * illegal for the input character set, including any partial multi-byte
-     * sequence which occurs at the end of an input buffer.
-     * @throw UnsupportedCharacterException for any sequence of bytes that
-     * contain a character not supported in the current conversion.
-     * @throw BufferFullException whenever the output buffer is full
-     * before the input is exhausted.
-     * @see #reset
-     */
-    public int convert(byte[] input, int inOff, int inEnd,
-                       char[] output, int outOff, int outEnd)
-        throws UnknownCharacterException,
-               MalformedInputException,
-               ConversionBufferFullException
-    {
-        char    outputChar;
-        int     byteIndex;
-
-        charOff = outOff;
-        byteOff = inOff;
-
-        // Loop until we hit the end of the input
-        while(byteOff < inEnd) {
-
-            byteIndex = input[byteOff];
-
-            /* old source
-             *outputChar = byteToCharTable[input[byteOff] + 128];
-             */
-            // Lookup the output character
-            outputChar = getUnicode(byteIndex);
-
-            // Is the output unmappable?
-            if (outputChar == '\uFFFD') {
-                if (subMode) {
-                    outputChar = subChars[0];
-                } else {
-                    badInputLength = 1;
-                    throw new UnknownCharacterException();
-                }
-            }
-
-            // If we don't have room for the output, throw an exception
-            if (charOff >= outEnd)
-                throw new ConversionBufferFullException();
-
-            // Put the character in the output buffer
-            output[charOff]= outputChar;
-            charOff++;
-            byteOff++;
-        }
-
-        // Return the length written to the output buffer
-        return charOff-outOff;
-    }
-
-    protected char getUnicode(int byteIndex) {
-        int n = byteIndex + 128;
-        if (n >= byteToCharTable.length() || n < 0)
-            return '\uFFFD';
-        return byteToCharTable.charAt(n);
-    }
-
-    /**
-     *  Resets the converter.
-     *  Call this method to reset the converter to its initial state
-     */
-    public void reset() {
-        byteOff = charOff = 0;
-    }
-
-}