mcs/class/System.XML/Mono.Xml.Xsl/XslDecimalFormat.jvm.cs

   1 //
   2 // XslDecimalFormat.jvm.cs
   3 //
   4 // Authors:
   5 //      Andrew Skiba <andrews@mainsoft.com>
   6 //
   7 // (C) 2005 Mainsoft Corporation (http://www.mainsoft.com)
   8 //
   9
  10 //
  11 // Permission is hereby granted, free of charge, to any person obtaining
  12 // a copy of this software and associated documentation files (the
  13 // "Software"), to deal in the Software without restriction, including
  14 // without limitation the rights to use, copy, modify, merge, publish,
  15 // distribute, sublicense, and/or sell copies of the Software, and to
  16 // permit persons to whom the Software is furnished to do so, subject to
  17 // the following conditions:
  18 //
  19 // The above copyright notice and this permission notice shall be
  20 // included in all copies or substantial portions of the Software.
  21 //
  22 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  23 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  24 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  25 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  26 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  27 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  28 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  29 //
  30
  31 using System;
  32 using System.Xml;
  33 using System.Xml.XPath;
  34 using System.Xml.Xsl;
  35
  36 using QName = System.Xml.XmlQualifiedName;
  37
  38 namespace Mono.Xml.Xsl {
  39         internal class XslDecimalFormat {
  40
  41                 java.text.DecimalFormatSymbols javaFormat;
  42                 string baseUri;
  43                 int lineNumber;
  44                 int linePosition;
  45
  46                 public static readonly XslDecimalFormat Default = new XslDecimalFormat ();
  47
  48                 XslDecimalFormat ()
  49                 {
  50                         javaFormat = new java.text.DecimalFormatSymbols ();
  51                         javaFormat.setNaN ("NaN");
  52                         javaFormat.setInfinity ("Infinity");
  53                 }
  54
  55                 public XslDecimalFormat (Compiler c)
  56                         :this ()
  57                 {
  58                         Initialize(c);
  59                 }
  60
  61                 private void Initialize(Compiler c)
  62                 {
  63                         XPathNavigator n = c.Input;
  64
  65                         IXmlLineInfo li = n as IXmlLineInfo;
  66                         if (li != null) {
  67                                 lineNumber = li.LineNumber;
  68                                 linePosition = li.LinePosition;
  69                         }
  70                         baseUri = n.BaseURI;
  71
  72                         if (n.MoveToFirstAttribute ()) {
  73                                 do {
  74                                         if (n.NamespaceURI != String.Empty)
  75                                                 continue;
  76
  77                                         switch (n.LocalName) {
  78                                         case "name": break; // already handled
  79                                         case "decimal-separator":
  80                                                 if (n.Value.Length != 1)
  81                                                         throw new XsltCompileException ("XSLT decimal-separator value must be exact one character.", null, n);
  82                                                 javaFormat.setDecimalSeparator (n.Value[0]);
  83                                                 break;
  84
  85                                         case "grouping-separator":
  86                                                 if (n.Value.Length != 1)
  87                                                         throw new XsltCompileException ("XSLT grouping-separator value must be exact one character.", null, n);
  88                                                 javaFormat.setGroupingSeparator (n.Value[0]);
  89                                                 break;
  90
  91                                         case "infinity":
  92                                                 javaFormat.setInfinity (n.Value);
  93                                                 break;
  94                                         case "minus-sign":
  95                                                 if (n.Value.Length != 1)
  96                                                         throw new XsltCompileException ("XSLT minus-sign value must be exact one character.", null, n);
  97                                                 javaFormat.setMinusSign (n.Value[0]);
  98                                                 break;
  99                                         case "NaN":
 100                                                 javaFormat.setNaN (n.Value);
 101                                                 break;
 102                                         case "percent":
 103                                                 if (n.Value.Length != 1)
 104                                                         throw new XsltCompileException ("XSLT percent value must be exact one character.", null, n);
 105                                                 javaFormat.setPercent (n.Value[0]);
 106                                                 break;
 107                                         case "per-mille":
 108                                                 if (n.Value.Length != 1)
 109                                                         throw new XsltCompileException ("XSLT per-mille value must be exact one character.", null, n);
 110                                                 javaFormat.setPerMill (n.Value[0]);
 111                                                 break;
 112                                         case "digit":
 113                                                 if (n.Value.Length != 1)
 114                                                         throw new XsltCompileException ("XSLT digit value must be exact one character.", null, n);
 115                                                 javaFormat.setDigit (n.Value[0]);
 116                                                 break;
 117                                         case "zero-digit":
 118                                                 if (n.Value.Length != 1)
 119                                                         throw new XsltCompileException ("XSLT zero-digit value must be exact one character.", null, n);
 120                                                 javaFormat.setZeroDigit (n.Value [0]);
 121                                                 break;
 122                                         case "pattern-separator":
 123                                                 if (n.Value.Length != 1)
 124                                                         throw new XsltCompileException ("XSLT pattern-separator value must be exact one character.", null, n);
 125                                                 javaFormat.setPatternSeparator (n.Value [0]);
 126                                                 break;
 127                                         }
 128                                 } while (n.MoveToNextAttribute ());
 129                                 n.MoveToParent ();
 130                         }
 131                 }
 132
 133                 public void CheckSameAs (XslDecimalFormat other)
 134                 {
 135                         if (! this.javaFormat.Equals (other.javaFormat))
 136                                 throw new XsltCompileException (null, other.baseUri, other.lineNumber, other.linePosition);
 137                 }
 138
 139                 public string FormatNumber (double number, string pattern)
 140                 {
 141                         java.text.DecimalFormat frm = new java.text.DecimalFormat("", javaFormat);
 142
 143                         frm.applyLocalizedPattern (pattern);
 144
 145                         //TODO: the next 4 string could be replaced by just
 146                         //return frm.format (number);
 147                         //I don't want to do that before release
 148                         java.lang.StringBuffer buffer= new java.lang.StringBuffer ();
 149                         java.text.FieldPosition fld = new java.text.FieldPosition (0);
 150
 151                         frm.format (number, buffer, fld);
 152                         return buffer.ToString();
 153                 }
 154         }
 155 }