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src/java.xml.bind/share/classes/com/sun/xml/internal/bind/DatatypeConverterImpl.java

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   1 /*
   2  * Copyright (c) 1997, 2014, 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


  64  */
  65 @Deprecated
  66 public final class DatatypeConverterImpl implements DatatypeConverterInterface {
  67 
  68     @Deprecated
  69     public static final DatatypeConverterInterface theInstance = new DatatypeConverterImpl();
  70 
  71     protected DatatypeConverterImpl() {
  72         // shall not be used
  73     }
  74 
  75     public static BigInteger _parseInteger(CharSequence s) {
  76         return new BigInteger(removeOptionalPlus(WhiteSpaceProcessor.trim(s)).toString());
  77     }
  78 
  79     public static String _printInteger(BigInteger val) {
  80         return val.toString();
  81     }
  82 
  83     /**
  84      * Faster but less robust String->int conversion.
  85      *
  86      * Note that:
  87      * <ol>
  88      *  <li>XML Schema allows '+', but {@link Integer#valueOf(String)} is not.
  89      *  <li>XML Schema allows leading and trailing (but not in-between) whitespaces.
  90      *      {@link Integer#valueOf(String)} doesn't allow any.
  91      * </ol>
  92      */
  93     public static int _parseInt(CharSequence s) {
  94         int len = s.length();
  95         int sign = 1;
  96 
  97         int r = 0;
  98 
  99         for (int i = 0; i < len; i++) {
 100             char ch = s.charAt(i);
 101             if (WhiteSpaceProcessor.isWhiteSpace(ch)) {
 102                 // skip whitespace
 103             } else if ('0' <= ch && ch <= '9') {
 104                 r = r * 10 + (ch - '0');
 105             } else if (ch == '-') {
 106                 sign = -1;
 107             } else if (ch == '+') {
 108                 // noop
 109             } else {
 110                 throw new NumberFormatException("Not a number: " + s);
 111             }
 112         }
 113 
 114         return r * sign;
 115     }
 116 
 117     public static long _parseLong(CharSequence s) {
 118         return Long.valueOf(removeOptionalPlus(WhiteSpaceProcessor.trim(s)).toString());
 119     }
 120 
 121     public static short _parseShort(CharSequence s) {
 122         return (short) _parseInt(s);
 123     }
 124 
 125     public static String _printShort(short val) {
 126         return String.valueOf(val);
 127     }
 128 
 129     public static BigDecimal _parseDecimal(CharSequence content) {
 130         content = WhiteSpaceProcessor.trim(content);
 131 
 132         if (content.length() <= 0) {
 133             return null;
 134         }
 135 
 136         return new BigDecimal(content.toString());
 137 
 138         // from purely XML Schema perspective,


   1 /*
   2  * Copyright (c) 1997, 2015, 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


  64  */
  65 @Deprecated
  66 public final class DatatypeConverterImpl implements DatatypeConverterInterface {
  67 
  68     @Deprecated
  69     public static final DatatypeConverterInterface theInstance = new DatatypeConverterImpl();
  70 
  71     protected DatatypeConverterImpl() {
  72         // shall not be used
  73     }
  74 
  75     public static BigInteger _parseInteger(CharSequence s) {
  76         return new BigInteger(removeOptionalPlus(WhiteSpaceProcessor.trim(s)).toString());
  77     }
  78 
  79     public static String _printInteger(BigInteger val) {
  80         return val.toString();
  81     }
  82 
  83     /**
  84      * Faster but less robust {@code String->int} conversion.
  85      *
  86      * Note that:
  87      * <ol>
  88      *  <li>XML Schema allows '+', but {@link Integer#valueOf(String)} is not.
  89      *  <li>XML Schema allows leading and trailing (but not in-between) whitespaces.
  90      *      {@link Integer#valueOf(String)} doesn't allow any.
  91      * </ol>
  92      */
  93     public static int _parseInt(CharSequence s) {
  94         int len = s.length();
  95         int sign = 1;
  96 
  97         int r = 0;
  98 
  99         for (int i = 0; i < len; i++) {
 100             char ch = s.charAt(i);
 101             if (WhiteSpaceProcessor.isWhiteSpace(ch)) {
 102                 // skip whitespace
 103             } else if ('0' <= ch && ch <= '9') {
 104                 r = r * 10 + (ch - '0');
 105             } else if (ch == '-') {
 106                 sign = -1;
 107             } else if (ch == '+') {
 108                 // noop
 109             } else {
 110                 throw new NumberFormatException("Not a number: " + s);
 111             }
 112         }
 113 
 114         return r * sign;
 115     }
 116 
 117     public static long _parseLong(CharSequence s) {
 118         return Long.parseLong(removeOptionalPlus(WhiteSpaceProcessor.trim(s)).toString());
 119     }
 120 
 121     public static short _parseShort(CharSequence s) {
 122         return (short) _parseInt(s);
 123     }
 124 
 125     public static String _printShort(short val) {
 126         return String.valueOf(val);
 127     }
 128 
 129     public static BigDecimal _parseDecimal(CharSequence content) {
 130         content = WhiteSpaceProcessor.trim(content);
 131 
 132         if (content.length() <= 0) {
 133             return null;
 134         }
 135 
 136         return new BigDecimal(content.toString());
 137 
 138         // from purely XML Schema perspective,


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