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    00001 /*
    00002  * Copyright 2004,2004 The Apache Software Foundation.
    00003  *
    00004  * Licensed under the Apache License, Version 2.0 (the "License");
    00005  * you may not use this file except in compliance with the License.
    00006  * You may obtain a copy of the License at
    00007  *
    00008  *      http://www.apache.org/licenses/LICENSE-2.0
    00009  *
    00010  * Unless required by applicable law or agreed to in writing, software
    00011  * distributed under the License is distributed on an "AS IS" BASIS,
    00012  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    00013  * See the License for the specific language governing permissions and
    00014  * limitations under the License.
    00015  */
    00016
    00017 /*
    00018  * $Id: XSValue.hpp 191054 2005-06-17 02:56:35Z jberry $
    00019  */
    00020
    00021 #if !defined(XSVALUE_HPP)
    00022 #define XSVALUE_HPP
    00023
    00024 #include <xercesc/util/PlatformUtils.hpp>
    00025 #include <xercesc/util/ValueHashTableOf.hpp>
    00026
    00027 XERCES_CPP_NAMESPACE_BEGIN
    00028
    00029 class RegularExpression;
    00030
    00031 class  XSValue : public XMemory
    00032 {
    00033 public:
    00034
    00035     enum DataType {
    00036               dt_string               = 0,
    00037               dt_boolean              = 1,
    00038               dt_decimal              = 2,
    00039               dt_float                = 3,
    00040               dt_double               = 4,
    00041               dt_duration             = 5,
    00042               dt_dateTime             = 6,
    00043               dt_time                 = 7,
    00044               dt_date                 = 8,
    00045               dt_gYearMonth           = 9,
    00046               dt_gYear                = 10,
    00047               dt_gMonthDay            = 11,
    00048               dt_gDay                 = 12,
    00049               dt_gMonth               = 13,
    00050               dt_hexBinary            = 14,
    00051               dt_base64Binary         = 15,
    00052               dt_anyURI               = 16,
    00053               dt_QName                = 17,
    00054               dt_NOTATION             = 18,
    00055               dt_normalizedString     = 19,
    00056               dt_token                = 20,
    00057               dt_language             = 21,
    00058               dt_NMTOKEN              = 22,
    00059               dt_NMTOKENS             = 23,
    00060               dt_Name                 = 24,
    00061               dt_NCName               = 25,
    00062               dt_ID                   = 26,
    00063               dt_IDREF                = 27,
    00064               dt_IDREFS               = 28,
    00065               dt_ENTITY               = 29,
    00066               dt_ENTITIES             = 30,
    00067               dt_integer              = 31,
    00068               dt_nonPositiveInteger   = 32,
    00069               dt_negativeInteger      = 33,
    00070               dt_long                 = 34,
    00071               dt_int                  = 35,
    00072               dt_short                = 36,
    00073               dt_byte                 = 37,
    00074               dt_nonNegativeInteger   = 38,
    00075               dt_unsignedLong         = 39,
    00076               dt_unsignedInt          = 40,
    00077               dt_unsignedShort        = 41,
    00078               dt_unsignedByte         = 42,
    00079               dt_positiveInteger      = 43,
    00080               dt_MAXCOUNT             = 44
    00081     };
    00082
    00083     enum XMLVersion {
    00084             ver_10,
    00085             ver_11
    00086     };
    00087
    00088     enum Status {
    00089             st_Init,
    00090             st_NoContent,
    00091             st_NoCanRep,
    00092             st_NoActVal,
    00093             st_NotSupported,
    00094             st_CantCreateRegEx,
    00095             st_FOCA0002,        //invalid lexical value
    00096             st_FOCA0001,        //input value too large/too small for decimal
    00097             st_FOCA0003,        //input value too large for integer
    00098             st_FODT0003,        //invalid timezone value
    00099             st_UnknownType
    00100     };
    00101
    00102     enum DataGroup {
    00103             dg_numerics,
    00104             dg_datetimes,
    00105             dg_strings
    00106     };
    00107
    00108     enum DoubleFloatType
    00109     {
    00110         DoubleFloatType_NegINF,
    00111         DoubleFloatType_PosINF,
    00112         DoubleFloatType_NaN,
    00113         DoubleFloatType_Zero,
    00114         DoubleFloatType_Normal
    00115     };
    00116
    00117     //  Constructors and Destructor
    00118     // -----------------------------------------------------------------------
    00121     ~XSValue();
    00123
    00124     //---------------------------------
    00127
    00137     static
    00138     bool     validate
    00139              (
    00140                 const XMLCh*          const content
    00141               ,       DataType              datatype
    00142               ,       Status&               status
    00143               ,       XMLVersion            version    = ver_10
    00144               ,       MemoryManager*  const manager    = XMLPlatformUtils::fgMemoryManager
    00145              );
    00146
    00158     static
    00159     XMLCh*   getCanonicalRepresentation
    00160              (
    00161                 const XMLCh*          const content
    00162               ,       DataType              datatype
    00163               ,       Status&               status
    00164               ,       XMLVersion            version    = ver_10
    00165               ,       bool                  toValidate = true
    00166               ,       MemoryManager*  const manager    = XMLPlatformUtils::fgMemoryManager
    00167              );
    00168
    00182     static
    00183     XSValue* getActualValue
    00184              (
    00185                 const XMLCh*          const content
    00186               ,       DataType              datatype
    00187               ,       Status&               status
    00188               ,       XMLVersion            version    = ver_10
    00189               ,       bool                  toValidate = true
    00190               ,       MemoryManager*  const manager    = XMLPlatformUtils::fgMemoryManager
    00191              );
    00192
    00193     static
    00194     DataType  getDataType  (const XMLCh* const dtString);
    00195
    00197
    00198     //----------------------------------
    00201     struct XSValue_Data {
    00202
    00203         DataType f_datatype;
    00204
    00205         union {
    00206                          bool      f_bool;
    00207                          char      f_char;
    00208                 unsigned char      f_uchar;
    00209                          short     f_short;
    00210                 unsigned short     f_ushort;
    00211                          int       f_int;
    00212                 unsigned int       f_uint;
    00213                          long      f_long;
    00214                 unsigned long      f_ulong;
    00215                          float     f_float;
    00216                          double    f_double;
    00217                          XMLCh*    f_strVal;
    00218                          XMLByte*  f_byteVal;
    00219
    00220                 struct decimal {
    00221                                 double           f_dvalue;
    00222                 } f_decimal;
    00223
    00224                 struct datetime {
    00225                                 int       f_year;
    00226                                 int       f_month;
    00227                                 int       f_day;
    00228                                 int       f_hour;
    00229                                 int       f_min;
    00230                                 int       f_second;
    00231                                 double    f_milisec;
    00232
    00233                 } f_datetime;
    00234
    00235                 struct doubletype {
    00236                                 double          f_double;
    00237                                 DoubleFloatType f_doubleEnum;
    00238                 } f_doubleType;
    00239
    00240                 struct floattype {
    00241                                 float           f_float;
    00242                                 DoubleFloatType f_floatEnum;
    00243                 } f_floatType;
    00244
    00245
    00246
    00247         } fValue;
    00248
    00249     } fData;
    00250
    00251     static
    00252     void reinitMutex();
    00253
    00254     static
    00255     void reinitRegEx();
    00256
    00257     static
    00258     void reinitRegistry();
    00259
    00260 private:
    00261
    00262     typedef union
    00263     {
    00264                 long  f_long;
    00265        unsigned long  f_ulong;
    00266     } t_value;
    00267
    00274     XSValue(
    00275              DataType        const dt
    00276            , MemoryManager*  const manager = XMLPlatformUtils::fgMemoryManager
    00277            );
    00278
    00280
    00281     // -----------------------------------------------------------------------
    00282     //  Unimplemented constructors and operators
    00283     // -----------------------------------------------------------------------
    00284     XSValue(const XSValue&);
    00285     XSValue & operator=(const XSValue &);
    00286
    00287     //---------------------------------
    00291
    00292     static const XSValue::DataGroup inGroup[];
    00293     static const bool numericSign[];
    00294
    00296
    00297     static
    00298     bool     validateNumerics
    00299              (
    00300                 const XMLCh*          const content
    00301               ,       DataType              datatype
    00302               ,       Status&               status
    00303               ,       MemoryManager*  const manager
    00304              );
    00305
    00306     static
    00307     bool     validateDateTimes
    00308              (
    00309                 const XMLCh*          const content
    00310               ,       DataType              datatype
    00311               ,       Status&               status
    00312               ,       MemoryManager*  const manager
    00313              );
    00314
    00315     static
    00316     bool     validateStrings
    00317              (
    00318                 const XMLCh*          const content
    00319               ,       DataType              datatype
    00320               ,       Status&               status
    00321               ,       XMLVersion            version
    00322               ,       MemoryManager*  const manager
    00323              );
    00324
    00325     static
    00326     XMLCh*   getCanRepNumerics
    00327              (
    00328                 const XMLCh*          const content
    00329               ,       DataType              datatype
    00330               ,       Status&               status
    00331               ,       bool                  toValidate
    00332               ,       MemoryManager*  const manager
    00333              );
    00334
    00335     static
    00336     XMLCh*   getCanRepDateTimes
    00337              (
    00338                 const XMLCh*          const content
    00339               ,       DataType              datatype
    00340               ,       Status&               status
    00341               ,       bool                  toValidate
    00342               ,       MemoryManager*  const manager
    00343              );
    00344
    00345     static
    00346     XMLCh*   getCanRepStrings
    00347              (
    00348                 const XMLCh*          const content
    00349               ,       DataType              datatype
    00350               ,       Status&               status
    00351               ,       XMLVersion            version
    00352               ,       bool                  toValidate
    00353               ,       MemoryManager*  const manager
    00354              );
    00355
    00356     static
    00357     XSValue*  getActValNumerics
    00358              (
    00359                 const XMLCh*          const content
    00360               ,       DataType              datatype
    00361               ,       Status&               status
    00362               ,       MemoryManager*  const manager
    00363              );
    00364
    00365     static
    00366     XSValue*  getActValDateTimes
    00367              (
    00368                 const XMLCh*          const content
    00369               ,       DataType              datatype
    00370               ,       Status&               status
    00371               ,       MemoryManager*  const manager
    00372              );
    00373
    00374     static
    00375     XSValue*  getActValStrings
    00376              (
    00377                 const XMLCh*          const content
    00378               ,       DataType              datatype
    00379               ,       Status&               status
    00380               ,       XMLVersion            version
    00381               ,       bool                  toValidate
    00382               ,       MemoryManager*  const manager
    00383              );
    00384
    00385     static
    00386     bool      getActualNumericValue
    00387               (
    00388                  const XMLCh*         const content
    00389                ,       Status&               status
    00390                ,       t_value&              retVal
    00391                ,       MemoryManager* const  manager
    00392                ,       DataType              datatype
    00393                );
    00394
    00395     static ValueHashTableOf<DataType>*    fDataTypeRegistry;
    00396
    00397     // -----------------------------------------------------------------------
    00398     //  static helper methods
    00399     // -----------------------------------------------------------------------
    00400     static void initializeRegistry();
    00401     friend class XMLInitializer;
    00402
    00403     // -----------------------------------------------------------------------
    00404     //  data members
    00405     // -----------------------------------------------------------------------
    00406     bool                fMemAllocated;
    00407     MemoryManager*      fMemoryManager;
    00408
    00409 };
    00410
    00411 XERCES_CPP_NAMESPACE_END
    00412
    00413 #endif

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