jdk8-mips64-public/jaxws: src/share/jaxws_classes/com/sun/xml/internal/fastinfoset/algorithm/HexadecimalEncodingAlgorithm.java@9c07ef4934dd

     1 /*

     2  * Copyright (c) 2004, 2013, Oracle and/or its affiliates. All rights reserved.

     3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

     4  *

     5  * This code is free software; you can redistribute it and/or modify it

     6  * under the terms of the GNU General Public License version 2 only, as

     7  * published by the Free Software Foundation.  Oracle designates this

     8  * particular file as subject to the "Classpath" exception as provided

     9  * by Oracle in the LICENSE file that accompanied this code.

    10  *

    11  * This code is distributed in the hope that it will be useful, but WITHOUT

    12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

    13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

    14  * version 2 for more details (a copy is included in the LICENSE file that

    15  * accompanied this code).

    16  *

    17  * You should have received a copy of the GNU General Public License version

    18  * 2 along with this work; if not, write to the Free Software Foundation,

    19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

    20  *

    21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

    22  * or visit www.oracle.com if you need additional information or have any

    23  * questions.

    24  *

    25  * THIS FILE WAS MODIFIED BY SUN MICROSYSTEMS, INC.

    26  */

    28 package com.sun.xml.internal.fastinfoset.algorithm;

    30 import java.io.IOException;

    31 import java.io.InputStream;

    32 import java.io.OutputStream;

    33 import com.sun.xml.internal.org.jvnet.fastinfoset.EncodingAlgorithmException;

    34 import com.sun.xml.internal.fastinfoset.CommonResourceBundle;

    36 public class HexadecimalEncodingAlgorithm extends BuiltInEncodingAlgorithm {

    37     private static final char NIBBLE_TO_HEXADECIMAL_TABLE[] =

    38         {   '0','1','2','3','4','5','6','7',

    39             '8','9','A','B','C','D','E','F' };

    41     private static final int HEXADECIMAL_TO_NIBBLE_TABLE[] = {

    42         /*'0'*/ 0,

    43         /*'1'*/ 1,

    44         /*'2'*/ 2,

    45         /*'3'*/ 3,

    46         /*'4'*/ 4,

    47         /*'5'*/ 5,

    48         /*'6'*/ 6,

    49         /*'7'*/ 7,

    50         /*'8'*/ 8,

    51         /*'9'*/ 9, -1, -1, -1, -1, -1, -1, -1,

    52         /*'A'*/ 10,

    53         /*'B'*/ 11,

    54         /*'C'*/ 12,

    55         /*'D'*/ 13,

    56         /*'E'*/ 14,

    57         /*'F'*/ 15,

    58         /*'G'-'Z'*/-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,

    59         /*'[' - '`'*/ -1, -1, -1, -1, -1, -1,

    60         /*'a'*/ 10,

    61         /*'b'*/ 11,

    62         /*'c'*/ 12,

    63         /*'d'*/ 13,

    64         /*'e'*/ 14,

    65         /*'f'*/ 15 };

    67     public final Object decodeFromBytes(byte[] b, int start, int length) throws EncodingAlgorithmException {

    68         final byte[] data = new byte[length];

    69         System.arraycopy(b, start, data, 0, length);

    70         return data;

    71     }

    73     public final Object decodeFromInputStream(InputStream s) throws IOException {

    74         throw new UnsupportedOperationException(CommonResourceBundle.getInstance().getString("message.notImplemented"));

    75     }

    78     public void encodeToOutputStream(Object data, OutputStream s) throws IOException {

    79         if (!(data instanceof byte[])) {

    80             throw new IllegalArgumentException(CommonResourceBundle.getInstance().getString("message.dataNotByteArray"));

    81         }

    83         s.write((byte[])data);

    84     }

    86     public final Object convertFromCharacters(char[] ch, int start, int length) {

    87         if (length == 0) {

    88             return new byte[0];

    89         }

    91         StringBuilder encodedValue = removeWhitespace(ch, start, length);

    92         int encodedLength = encodedValue.length();

    93         if (encodedLength == 0) {

    94             return new byte[0];

    95         }

    97         int valueLength = encodedValue.length() / 2;

    98         byte[] value = new byte[valueLength];

   100         int encodedIdx = 0;

   101         for (int i = 0; i < valueLength; ++i) {

   102             int nibble1 = HEXADECIMAL_TO_NIBBLE_TABLE[encodedValue.charAt(encodedIdx++) - '0'];

   103             int nibble2 = HEXADECIMAL_TO_NIBBLE_TABLE[encodedValue.charAt(encodedIdx++) - '0'];

   104             value[i] = (byte) ((nibble1 << 4) | nibble2);

   105         }

   107         return value;

   108     }

   110     public final void convertToCharacters(Object data, StringBuffer s) {

   111         if (data == null) {

   112             return;

   113         }

   114         final byte[] value = (byte[]) data;

   115         if (value.length == 0) {

   116             return;

   117         }

   119         s.ensureCapacity(value.length * 2);

   120         for (int i = 0; i < value.length; ++i) {

   121             s.append(NIBBLE_TO_HEXADECIMAL_TABLE[(value[i] >>> 4) & 0xf]);

   122             s.append(NIBBLE_TO_HEXADECIMAL_TABLE[value[i] & 0xf]);

   123         }

   124     }

   128     public final int getPrimtiveLengthFromOctetLength(int octetLength) throws EncodingAlgorithmException {

   129         return octetLength * 2;

   130     }

   132     public int getOctetLengthFromPrimitiveLength(int primitiveLength) {

   133         return primitiveLength / 2;

   134     }

   136     public final void encodeToBytes(Object array, int astart, int alength, byte[] b, int start) {

   137         System.arraycopy((byte[])array, astart, b, start, alength);

   138     }

   139 }

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