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--- xerces_dom [2008/04/15 00:26]
kmioduszewski
+++ xerces_dom [2008/04/15 01:06]
kmioduszewski
@@ Linia 139: / Linia 139: @@
 </code>
@@ Linia 157: / Linia 162: @@
 <!DOCTYPE notes SYSTEM "note.dtd">
 <notes owner="John Doe">
    <note date="21/02/2008">
       <from>Jani</from>
@@ Linia 182: / Linia 186: @@
 Klasy pomocnicze:
 <code cpp>
+#include<string>
+#include<xercesc/util/XMLString.hpp>
+//klasa pomocnicza ułatwiająca współpracę z XMLCh*
+class UniString {
+public :
+	UniString(const XMLCh* const str)
+	:
+		cString(xercesc::XMLString::transcode(str)),
+		xmlString(xercesc::XMLString::replicate(str))
+	{}
+	UniString(const char* const str)
+	:
+		cString(xercesc::XMLString::replicate(str)),
+		xmlString(xercesc::XMLString::transcode(str))
+	{}
-//klasa pomocnicza przechowujaca nazwy tagów oraz atrybutów w formacie XMLCh*
+	UniString(const std::string& str)
-class TagNames {
+	:
-	public:
+		cString(xercesc::XMLString::replicate(str.c_str())),
-	XMLCh* TAG_NOTES;
+		xmlString(xercesc::XMLString::transcode(str.c_str()))
-	XMLCh* TAG_NOTE;
+	{}
-	XMLCh* TAG_FROM;
-	XMLCh* TAG_HEADING;
+	~UniString()
-	XMLCh* TAG_BODY;
+	{
+		xercesc::XMLString::release(&cString);
+		xercesc::XMLString::release(&xmlString);
+	}
-	XMLCh* ATTR_OWNER;
+	const char* toCString() 	{ return cString; }
-	XMLCh* ATTR_DATE;
+	const XMLCh* toXMLString() 	{ return xmlString; }
+	std::ostream& print(std::ostream& s) const
+	{
+		s << cString;
+		return(s);
+	}
-	TagNames()
+private :
-		:
+	char*   cString;
-		TAG_NOTES(xercesc::XMLString::transcode("notes")),
+	XMLCh*  xmlString;
-		TAG_NOTE(xercesc::XMLString::transcode("note")),
-		TAG_FROM(xercesc::XMLString::transcode("from")),
-		TAG_HEADING(xercesc::XMLString::transcode("heading")),
-		TAG_BODY(xercesc::XMLString::transcode("body")),
-		ATTR_OWNER(xercesc::XMLString::transcode("owner")),
-		ATTR_DATE(xercesc::XMLString::transcode("date"))
-	{}
-	~TagNames() throw(){
+};
-		try{
+std::ostream& operator<<( std::ostream& s, const UniString& str ) { return s << str.print(); }
-			xercesc::XMLString::release(&TAG_NOTES);
-			xercesc::XMLString::release(&TAG_NOTE);
+//klasa pomocnicza przechowująca nazwy tagów oraz atrybutów
-			xercesc::XMLString::release(&TAG_FROM);
+class docNames {
-			xercesc::XMLString::release(&TAG_HEADING);
+public:
-			xercesc::XMLString::release(&TAG_BODY);
+	const UniString TAG_NOTES;
+	const UniString TAG_NOTE;
-			xercesc::XMLString::release(&ATTR_OWNER);
+	const UniString TAG_FROM;
-			xercesc::XMLString::release(&ATTR_DATE);
+	const UniString TAG_HEADING;
-		}catch( ... ){
+	const UniString TAG_BODY;
-			std::cerr << "TagNames destructor error" << std::endl ;
-		}
+	const UniString ATTR_OWNER;
-	}
+	const UniString ATTR_DATE;
-}
+	docNames()
+		:
+		TAG_NOTES("notes"),
+		TAG_NOTE("note"),
+		TAG_FROM("from"),
+		TAG_HEADING("heading"),
+		TAG_BODY("body"),
+		ATTR_OWNER("owner"),
+		ATTR_DATE("date")
+	{}
+};
 </code>

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