--- a/jdk/src/share/classes/sun/io/CharToByteDBCS_EBCDIC.java Mon Aug 29 14:27:21 2011 -0700
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,253 +0,0 @@
-/*
- * Copyright (c) 1997, 2010, 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;
-
-import sun.nio.cs.ext.DoubleByte;
-import static sun.nio.cs.CharsetMapping.*;
-
-public abstract class CharToByteDBCS_EBCDIC extends CharToByteConverter
-{
- private static final int SBCS = 0;
- private static final int DBCS = 1;
-
- private static final byte SO = 0x0e;
- private static final byte SI = 0x0f;
-
- private int currentState;
- private char highHalfZoneCode;
- private byte[] outputByte = new byte[2];
-
- private DoubleByte.Encoder enc;
-
- public CharToByteDBCS_EBCDIC(DoubleByte.Encoder enc) {
- super();
- highHalfZoneCode = 0;
- currentState = SBCS;
- this.enc = enc;
- }
-
- int encodeChar(char c) {
- return enc.encodeChar(c);
- }
-
- /**
- * flush out any residual data and reset the buffer state
- */
- public int flush(byte [] output, int outStart, int outEnd)
- throws MalformedInputException, ConversionBufferFullException
- {
- int bytesOut = 0;
-
- if (highHalfZoneCode != 0) {
- reset();
- badInputLength = 0;
- throw new MalformedInputException();
- }
-
- if (currentState == DBCS) {
- if (outStart >= outEnd)
- throw new ConversionBufferFullException();
- output[outStart] = SI;
- bytesOut++;
- }
-
- reset();
- return bytesOut;
- }
-
- /**
- * Character conversion
- */
- public int convert(char[] input, int inOff, int inEnd,
- byte[] output, int outOff, int outEnd)
- throws UnknownCharacterException, MalformedInputException,
- ConversionBufferFullException
- {
- char inputChar;
- int inputSize;
-
- byteOff = outOff;
- charOff = inOff;
-
- while(charOff < inEnd) {
-
- int index;
- int theBytes;
- int spaceNeeded;
-
- if (highHalfZoneCode == 0) {
- inputChar = input[charOff];
- inputSize = 1;
- } else {
- inputChar = highHalfZoneCode;
- inputSize = 0;
- highHalfZoneCode = 0;
- }
-
- // Is this a high surrogate?
- if (Character.isHighSurrogate(inputChar)) {
- // Is this the last character of the input?
- if (charOff + inputSize >= inEnd) {
- highHalfZoneCode = inputChar;
- charOff += inputSize;
- break;
- }
-
- // Is there a low surrogate following?
- inputChar = input[charOff + inputSize];
- if (Character.isLowSurrogate(inputChar)) {
- // We have a valid surrogate pair. Too bad we don't do
- // surrogates. Is substitution enabled?
- if (subMode) {
- if (subBytes.length == 1) {
- outputByte[0] = 0x00;
- outputByte[1] = subBytes[0];
- }
- else {
- outputByte[0] = subBytes[0];
- outputByte[1] = subBytes[1];
- }
- inputSize++;
- } else {
- badInputLength = 2;
- throw new UnknownCharacterException();
- }
- } else {
- // We have a malformed surrogate pair
- badInputLength = 1;
- throw new MalformedInputException();
- }
- }
- // Is this an unaccompanied low surrogate?
- else if (Character.isLowSurrogate(inputChar)) {
- badInputLength = 1;
- throw new MalformedInputException();
- } else {
-
- // We have a valid character, get the bytes for it
- theBytes = encodeChar(inputChar);
- if (theBytes == UNMAPPABLE_ENCODING) {
- // if there was no mapping - look for substitution characters
- if (subMode) {
- if (subBytes.length == 1) {
- outputByte[0] = 0x00;
- outputByte[1] = subBytes[0];
- } else {
- outputByte[0] = subBytes[0];
- outputByte[1] = subBytes[1];
- }
- } else {
- badInputLength = 1;
- throw new UnknownCharacterException();
- }
- } else {
- outputByte[0] = (byte)((theBytes & 0x0000ff00)>>8);
- outputByte[1] = (byte)(theBytes & 0x000000ff);
- }
- }
-
- //Set the output buffer into the correct state
-
- if (currentState == DBCS && outputByte[0] == 0x00) {
- if (byteOff >= outEnd)
- throw new ConversionBufferFullException();
- currentState = SBCS;
- output[byteOff++] = SI;
- } else
- if (currentState == SBCS && outputByte[0] != 0x00) {
- if (byteOff >= outEnd) {
- throw new ConversionBufferFullException();
- }
- currentState = DBCS;
- output[byteOff++] = SO;
- }
-
- if (currentState == DBCS)
- spaceNeeded = 2;
- else
- spaceNeeded = 1;
-
- if (byteOff + spaceNeeded > outEnd) {
- throw new ConversionBufferFullException();
- }
-
- if (currentState == SBCS)
- output[byteOff++] = outputByte[1];
- else {
- output[byteOff++] = outputByte[0];
- output[byteOff++] = outputByte[1];
- }
-
- charOff += inputSize;
- }
- return byteOff - outOff;
- }
-
-
-
- /**
- * Resets converter to its initial state.
- */
- public void reset() {
- charOff = byteOff = 0;
- highHalfZoneCode = 0;
- currentState = SBCS;
- }
-
-
- /**
- * Returns the maximum number of bytes needed to convert a char.
- */
- public int getMaxBytesPerChar() {
- return 4; //Fixed with bug 4199599 so tests would pass.
- }
-
-
- /**
- * Sets the substitution bytes to use when the converter is in
- * substitution mode. The given bytes should represent a valid
- * character in the target character encoding.
- */
-
- public void setSubstitutionBytes( byte[] newSubBytes )
- throws IllegalArgumentException
- {
- if( newSubBytes.length > 2 || newSubBytes.length == 0) {
- throw new IllegalArgumentException();
- }
-
- subBytes = new byte[ newSubBytes.length ];
- System.arraycopy( newSubBytes, 0, subBytes, 0, newSubBytes.length );
-
- }
-
- /**
- * Returns true if the given character can be converted to the
- * target character encoding.
- */
- public boolean canConvert(char c) {
- return encodeChar(c) != UNMAPPABLE_ENCODING;
- }
-}