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# XSValue.hpp

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    00001 /*
    00002  * Licensed to the Apache Software Foundation (ASF) under one or more
    00003  * contributor license agreements.  See the NOTICE file distributed with
    00004  * this work for additional information regarding copyright ownership.
    00005  * The ASF licenses this file to You under the Apache License, Version 2.0
    00006  * (the "License"); you may not use this file except in compliance with
    00007  * the License.  You may obtain a copy of the License at
    00008  *
    00009  *      http://www.apache.org/licenses/LICENSE-2.0
    00010  *
    00011  * Unless required by applicable law or agreed to in writing, software
    00012  * distributed under the License is distributed on an "AS IS" BASIS,
    00013  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    00014  * See the License for the specific language governing permissions and
    00015  * limitations under the License.
    00016  */
    00017
    00018 /*
    00019  * $Id: XSValue.hpp 635560 2008-03-10 14:10:09Z borisk $
    00020  */
    00021
    00022 #if !defined(XERCESC_INCLUDE_GUARD_XSVALUE_HPP)
    00023 #define XERCESC_INCLUDE_GUARD_XSVALUE_HPP
    00024
    00025 #include <xercesc/util/PlatformUtils.hpp>
    00026 #include <xercesc/util/ValueHashTableOf.hpp>
    00027
    00028 XERCES_CPP_NAMESPACE_BEGIN
    00029
    00030 class RegularExpression;
    00031
    00032 class XMLPARSER_EXPORT XSValue : public XMemory
    00033 {
    00034 public:
    00035
    00036     enum DataType {
    00037               dt_string               = 0,
    00038               dt_boolean              = 1,
    00039               dt_decimal              = 2,
    00040               dt_float                = 3,
    00041               dt_double               = 4,
    00042               dt_duration             = 5,
    00043               dt_dateTime             = 6,
    00044               dt_time                 = 7,
    00045               dt_date                 = 8,
    00046               dt_gYearMonth           = 9,
    00047               dt_gYear                = 10,
    00048               dt_gMonthDay            = 11,
    00049               dt_gDay                 = 12,
    00050               dt_gMonth               = 13,
    00051               dt_hexBinary            = 14,
    00052               dt_base64Binary         = 15,
    00053               dt_anyURI               = 16,
    00054               dt_QName                = 17,
    00055               dt_NOTATION             = 18,
    00056               dt_normalizedString     = 19,
    00057               dt_token                = 20,
    00058               dt_language             = 21,
    00059               dt_NMTOKEN              = 22,
    00060               dt_NMTOKENS             = 23,
    00061               dt_Name                 = 24,
    00062               dt_NCName               = 25,
    00063               dt_ID                   = 26,
    00064               dt_IDREF                = 27,
    00065               dt_IDREFS               = 28,
    00066               dt_ENTITY               = 29,
    00067               dt_ENTITIES             = 30,
    00068               dt_integer              = 31,
    00069               dt_nonPositiveInteger   = 32,
    00070               dt_negativeInteger      = 33,
    00071               dt_long                 = 34,
    00072               dt_int                  = 35,
    00073               dt_short                = 36,
    00074               dt_byte                 = 37,
    00075               dt_nonNegativeInteger   = 38,
    00076               dt_unsignedLong         = 39,
    00077               dt_unsignedInt          = 40,
    00078               dt_unsignedShort        = 41,
    00079               dt_unsignedByte         = 42,
    00080               dt_positiveInteger      = 43,
    00081               dt_MAXCOUNT             = 44
    00082     };
    00083
    00084     enum XMLVersion {
    00085             ver_10,
    00086             ver_11
    00087     };
    00088
    00089     enum Status {
    00090             st_Init,
    00091             st_NoContent,
    00092             st_NoCanRep,
    00093             st_NoActVal,
    00094             st_NotSupported,
    00095             st_CantCreateRegEx,
    00096             st_FOCA0002,        //invalid lexical value
    00097             st_FOCA0001,        //input value too large/too small for decimal
    00098             st_FOCA0003,        //input value too large for integer
    00099             st_FODT0003,        //invalid timezone value
    00100             st_UnknownType
    00101     };
    00102
    00103     enum DataGroup {
    00104             dg_numerics,
    00105             dg_datetimes,
    00106             dg_strings
    00107     };
    00108
    00109     enum DoubleFloatType
    00110     {
    00111         DoubleFloatType_NegINF,
    00112         DoubleFloatType_PosINF,
    00113         DoubleFloatType_NaN,
    00114         DoubleFloatType_Zero,
    00115         DoubleFloatType_Normal
    00116     };
    00117
    00118     //  Constructors and Destructor
    00119     // -----------------------------------------------------------------------
    00122     ~XSValue();
    00124
    00125     //---------------------------------
    00128
    00138     static
    00139     bool     validate
    00140              (
    00141                 const XMLCh*          const content
    00142               ,       DataType              datatype
    00143               ,       Status&               status
    00144               ,       XMLVersion            version    = ver_10
    00145               ,       MemoryManager*  const manager    = XMLPlatformUtils::fgMemoryManager
    00146              );
    00147
    00159     static
    00160     XMLCh*   getCanonicalRepresentation
    00161              (
    00162                 const XMLCh*          const content
    00163               ,       DataType              datatype
    00164               ,       Status&               status
    00165               ,       XMLVersion            version    = ver_10
    00166               ,       bool                  toValidate = true
    00167               ,       MemoryManager*  const manager    = XMLPlatformUtils::fgMemoryManager
    00168              );
    00169
    00183     static
    00184     XSValue* getActualValue
    00185              (
    00186                 const XMLCh*          const content
    00187               ,       DataType              datatype
    00188               ,       Status&               status
    00189               ,       XMLVersion            version    = ver_10
    00190               ,       bool                  toValidate = true
    00191               ,       MemoryManager*  const manager    = XMLPlatformUtils::fgMemoryManager
    00192              );
    00193
    00194     static
    00195     DataType  getDataType  (const XMLCh* const dtString);
    00196
    00198
    00199     //----------------------------------
    00202     struct XSValue_Data {
    00203
    00204         DataType f_datatype;
    00205
    00206         union {
    00207                          bool      f_bool;
    00208                          char      f_char;
    00209                 unsigned char      f_uchar;
    00210                          short     f_short;
    00211                 unsigned short     f_ushort;
    00212                          int       f_int;
    00213                 unsigned int       f_uint;
    00214                          long      f_long;
    00215                 unsigned long      f_ulong;
    00216                          float     f_float;
    00217                          double    f_double;
    00218                          XMLCh*    f_strVal;
    00219                          XMLByte*  f_byteVal;
    00220
    00221                 struct decimal {
    00222                                 double           f_dvalue;
    00223                 } f_decimal;
    00224
    00225                 struct datetime {
    00226                                 int       f_year;
    00227                                 int       f_month;
    00228                                 int       f_day;
    00229                                 int       f_hour;
    00230                                 int       f_min;
    00231                                 int       f_second;
    00232                                 double    f_milisec;
    00233
    00234                 } f_datetime;
    00235
    00236                 struct doubletype {
    00237                                 double          f_double;
    00238                                 DoubleFloatType f_doubleEnum;
    00239                 } f_doubleType;
    00240
    00241                 struct floattype {
    00242                                 float           f_float;
    00243                                 DoubleFloatType f_floatEnum;
    00244                 } f_floatType;
    00245
    00246
    00247
    00248         } fValue;
    00249
    00250     } fData;
    00251
    00252 private:
    00253
    00254     typedef union
    00255     {
    00256                 long  f_long;
    00257        unsigned long  f_ulong;
    00258     } t_value;
    00259
    00266     XSValue(
    00267              DataType        const dt
    00268            , MemoryManager*  const manager = XMLPlatformUtils::fgMemoryManager
    00269            );
    00270
    00272
    00273     // -----------------------------------------------------------------------
    00274     //  Unimplemented constructors and operators
    00275     // -----------------------------------------------------------------------
    00276     XSValue(const XSValue&);
    00277     XSValue & operator=(const XSValue &);
    00278
    00279     //---------------------------------
    00283
    00284     static const XSValue::DataGroup inGroup[];
    00285     static const bool numericSign[];
    00286
    00288
    00289     static
    00290     bool     validateNumerics
    00291              (
    00292                 const XMLCh*          const content
    00293               ,       DataType              datatype
    00294               ,       Status&               status
    00295               ,       MemoryManager*  const manager
    00296              );
    00297
    00298     static
    00299     bool     validateDateTimes
    00300              (
    00301                 const XMLCh*          const content
    00302               ,       DataType              datatype
    00303               ,       Status&               status
    00304               ,       MemoryManager*  const manager
    00305              );
    00306
    00307     static
    00308     bool     validateStrings
    00309              (
    00310                 const XMLCh*          const content
    00311               ,       DataType              datatype
    00312               ,       Status&               status
    00313               ,       XMLVersion            version
    00314               ,       MemoryManager*  const manager
    00315              );
    00316
    00317     static
    00318     XMLCh*   getCanRepNumerics
    00319              (
    00320                 const XMLCh*          const content
    00321               ,       DataType              datatype
    00322               ,       Status&               status
    00323               ,       bool                  toValidate
    00324               ,       MemoryManager*  const manager
    00325              );
    00326
    00327     static
    00328     XMLCh*   getCanRepDateTimes
    00329              (
    00330                 const XMLCh*          const content
    00331               ,       DataType              datatype
    00332               ,       Status&               status
    00333               ,       bool                  toValidate
    00334               ,       MemoryManager*  const manager
    00335              );
    00336
    00337     static
    00338     XMLCh*   getCanRepStrings
    00339              (
    00340                 const XMLCh*          const content
    00341               ,       DataType              datatype
    00342               ,       Status&               status
    00343               ,       XMLVersion            version
    00344               ,       bool                  toValidate
    00345               ,       MemoryManager*  const manager
    00346              );
    00347
    00348     static
    00349     XSValue*  getActValNumerics
    00350              (
    00351                 const XMLCh*          const content
    00352               ,       DataType              datatype
    00353               ,       Status&               status
    00354               ,       bool                  toValidate
    00355               ,       MemoryManager*  const manager
    00356              );
    00357
    00358     static
    00359     XSValue*  getActValDateTimes
    00360              (
    00361                 const XMLCh*          const content
    00362               ,       DataType              datatype
    00363               ,       Status&               status
    00364               ,       MemoryManager*  const manager
    00365              );
    00366
    00367     static
    00368     XSValue*  getActValStrings
    00369              (
    00370                 const XMLCh*          const content
    00371               ,       DataType              datatype
    00372               ,       Status&               status
    00373               ,       XMLVersion            version
    00374               ,       bool                  toValidate
    00375               ,       MemoryManager*  const manager
    00376              );
    00377
    00378     static
    00379     bool      getActualNumericValue
    00380               (
    00381                  const XMLCh*         const content
    00382                ,       Status&               status
    00383                ,       t_value&              retVal
    00384                ,       MemoryManager* const  manager
    00385                ,       DataType              datatype
    00386                );
    00387
    00388     static ValueHashTableOf<DataType>*    fDataTypeRegistry;
    00389
    00390     // -----------------------------------------------------------------------
    00391     //  static helper methods
    00392     // -----------------------------------------------------------------------
    00393     static void initializeRegistry();
    00394     friend class XMLInitializer;
    00395
    00396     // -----------------------------------------------------------------------
    00397     //  data members
    00398     // -----------------------------------------------------------------------
    00399     bool                fMemAllocated;
    00400     MemoryManager*      fMemoryManager;
    00401
    00402 };
    00403
    00404 XERCES_CPP_NAMESPACE_END
    00405
    00406 #endif