SchemaValidator.h

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00001 /* 
00002  * wsdlpull - A C++ parser  for WSDL  (Web services description language)
00003  * Copyright (C) 2005-2007 Vivek Krishna
00004  *
00005  * This library is free software; you can redistribute it and/or
00006  * modify it under the terms of the GNU Library General Public
00007  * License as published by the Free Software Foundation; either
00008  * version 2 of the License, or (at your option) any later version.
00009  *
00010  * This library is distributed in the hope that it will be useful,
00011  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00012  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00013  * Library General Public License for more details.
00014  *
00015  * You should have received a copy of the GNU Library General Public
00016  * License along with this library; if not, write to the Free
00017  * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
00018  *
00019  *
00020  */
00021 #ifndef _SCHEMAVALIDATORH
00022 #define _SCHEMAVALIDATORH
00023 
00024 #include "xmlpull/wsdlpull_export.h"
00025 #include "xmlpull/XmlSerializer.h"
00026 #include "schemaparser/SchemaParser.h"
00027 #include "schemaparser/SchemaParserException.h"
00028 #include "schemaparser/TypeContainer.h"
00029 
00030 
00031 namespace Schema {
00032 
00033 //class for validating a schema instance
00034 class WSDLPULL_EXPORT SchemaValidator
00035 {
00036  public:
00044   SchemaValidator(const SchemaParser * sp,
00045                   std::ostream & os = std::cout);
00046   ~SchemaValidator();
00047 
00049 
00062   TypeContainer *validate(XmlPullParser * xpp, int typeId,
00063                           TypeContainer * ipTc = 0);
00064   
00065   TypeContainer *validate(const std::string & val , int typeId,
00066                           TypeContainer * ipTc = 0, XmlPullParser * xpp = 0); //for simple types
00067   TypeContainer * validate(void* value ,int typeId,
00068                            TypeContainer * ipTc = 0, XmlPullParser * xpp = 0);
00070 
00080   bool instance(const std::string& tag,
00081                 Schema::Type type_id);
00082 
00084 
00085  private:
00086   
00087   TypeContainer* validateContentModel(XmlPullParser * xpp, 
00088                                       ContentModel* cm,
00089                                       TypeContainer * ipTc,
00090                                       const std::string & elemName,
00091                                       bool nested=false,
00092                                       TypeContainer* btCnt=0);//base contentModel
00093   
00094   void extractSimpleType(const std::string & val, int basetype,
00095                          TypeContainer * ipTc, const SimpleType * st,
00096                          XmlPullParser * xpp);
00097   bool    validateListOrUnion(const SimpleType* st,
00098                            const std::string &val, XmlPullParser * xpp);
00099 
00100   bool  findElement(ContentModel::ContentsIterator start, 
00101                     ContentModel::ContentsIterator end,
00102                     std::string name, 
00103                     ContentModel::ContentsIterator & found);
00104   bool checkAttributeOccurence(const ComplexType* ct ,XmlPullParser* xpp);
00105   void instanceCM(ContentModel *cm);
00106   void error(const std::string & , XmlPullParser* xpp=0);
00107   bool instance1(const std::string& tag,        Schema::Type type_id);
00108 
00109   XmlSerializer * xmlStream_ ;
00110   std::ostream &ostr_;
00111   const SchemaParser *sParser_;
00112 
00113 };
00114 }
00115 #endif
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