Esempio n. 1
0
XObjectPtr
FunctionFormatNumber::execute(
			XPathExecutionContext&	executionContext,
			XalanNode*				context,
			const XObjectPtr		arg1,
			const XObjectPtr		arg2,
			const XObjectPtr		arg3,
			const LocatorType*		locator) const
{
	assert(arg1.null() == false && arg2.null() == false && arg3.null() == false);
	
	const double						theNumber = arg1->num();
	const XalanDOMString&				thePattern = arg2->str();

	const XalanDOMString&				theDFSName = arg3->str();
	assert(length(theDFSName) != 0);
	
	typedef XPathExecutionContext::GetAndReleaseCachedString	GetAndReleaseCachedString;

	GetAndReleaseCachedString	theString(executionContext);

	executionContext.formatNumber(
		theNumber, 
		thePattern,
		theDFSName,
		theString.get(),
		context, 
		locator);

	return executionContext.getXObjectFactory().createString(theString);
}
Esempio n. 2
0
XObjectPtr
FunctionSubstringBefore::execute(
			XPathExecutionContext&	executionContext,
			XalanNode*				/* context */,
			const XObjectPtr		arg1,
			const XObjectPtr		arg2,
			const LocatorType*		/* locator */) const
{
	assert(arg1.null() == false && arg2.null() == false);

	const XalanDOMString&				theFirstString = arg1->str();

	const XalanDOMString::size_type		theFirstStringLength = length(theFirstString);

	if (theFirstStringLength == 0)
	{
		return createEmptyString(executionContext);
	}
	else
	{
		const XalanDOMString&				theSecondString = arg2->str();

		const XalanDOMString::size_type		theSecondStringLength = length(theSecondString);

		if (theSecondStringLength == 0)
		{
			return createEmptyString(executionContext);
		}
		else
		{
			const XalanDOMString::size_type		theIndex = indexOf(theFirstString,
													   theSecondString);

			if (theIndex == theFirstStringLength)
			{
				return createEmptyString(executionContext);
			}
			else
			{
				XPathExecutionContext::GetAndReleaseCachedString	theResult(executionContext);

				XalanDOMString&		theString = theResult.get();

				theString.assign(
						toCharArray(theFirstString),
						theIndex);

				// Create a string of the appropriate length...
				return executionContext.getXObjectFactory().createString(theResult);
			}
		}
	}
}
bool
TestStringResult(
            XPathProcessor&             theXPathProcessor,
            XPath&                      theXPath,
            XPathConstructionContext&   theXPathConstructionContext,
            const XalanDOMString&       theXPathString,
            PrintWriter&                thePrintWriter,
            const XalanDOMString&       theExpectedResult,
            XalanNode*                  theContextNode,
            const PrefixResolver&       thePrefixResolver,
            const NodeRefListBase&      theContextNodeList,
            XPathExecutionContext&      theExecutionContext)
{
    bool    fError = false;

    const XObjectPtr theResult =
        ExecuteXPath(
            theXPathProcessor,
            theXPathConstructionContext,
            theXPath,
            theXPathString,
            theContextNode,
            thePrefixResolver,
            theContextNodeList,
            theExecutionContext);

    thePrintWriter.print("Execution of XPath ");
    thePrintWriter.print(theXPathString);

    if (equals(theResult->str(), theExpectedResult) == true)
    {
        thePrintWriter.println(" succeeded.");
        thePrintWriter.print("The result was \"");
        thePrintWriter.print(theResult->str());
        thePrintWriter.println("\".");
    }
    else
    {
        fError = true;

        thePrintWriter.println(" failed!");
        thePrintWriter.print("The expected result was \"");
        thePrintWriter.print(theExpectedResult);
        thePrintWriter.println("\".");
        thePrintWriter.print("The actual result was \"");
        thePrintWriter.print(theResult->str());
        thePrintWriter.println("\".");
    }

    return fError;
}
Esempio n. 4
0
XObjectPtr CExternalFunction::execute( XPathExecutionContext&   executionContext,
                                    XalanNode*              /* context */,
                                    const XObjectPtr        arg1,
                                    const Locator*          /* locator */) const
{
    assert(arg1.null() == false);
    const XalanDOMString& arg = arg1->str();

    //convert XalanDOMString (implemented as unsigned short*) into StringBuffer
    StringBuffer sbInput;
    sbInput.ensureCapacity(arg.length()+1);

    size32_t len = arg.length();
    for (size32_t i=0; i < len; i++)
        sbInput.append( (char) arg[i]);

    StringBuffer sbOutput;

    try
    {
        (*m_userFunction)(sbOutput, sbInput.str(), m_pTransform);
    }
    catch (IException* e)
    {
        StringBuffer msg;
        e->errorMessage(msg);
        e->Release();
    }
    catch (...)
    {
    }

    XalanDOMString xdsOutput( sbOutput.str() );
    return executionContext.getXObjectFactory().createString( xdsOutput );
}
Esempio n. 5
0
XObjectPtr
FunctionStartsWith::execute(
            XPathExecutionContext&  executionContext,
            XalanNode*              /* context */,
            const XObjectPtr        arg1,
            const XObjectPtr        arg2,
            const Locator* const    /* locator */) const
{
    assert(arg1.null() == false && arg2.null() == false);   

    const bool  fStartsWith =
        startsWith(
            arg1->str(executionContext), 
            arg2->str(executionContext));

    return executionContext.getXObjectFactory().createBoolean(fStartsWith);
}
XObjectPtr
FunctionLang::execute(
            XPathExecutionContext&  executionContext,
            XalanNode*              context,
            const XObjectPtr        arg1,
            const LocatorType*      /* locator */) const
{
    assert(arg1.null() == false);   

    const XalanNode*        parent = context;

    bool                    fMatch = false;

    const XalanDOMString&   lang = arg1->str();

    while(0 != parent)
    {
        if(XalanNode::ELEMENT_NODE == parent->getNodeType())
        {
            const XalanElement* const   theElementNode =
#if defined(XALAN_OLD_STYLE_CASTS)
                (const XalanElement*)parent;
#else
                static_cast<const XalanElement*>(parent);
#endif

            const XalanDOMString&       langVal =
                theElementNode->getAttributeNS(
                    DOMServices::s_XMLNamespaceURI,
                    s_attributeName);

            if(0 != length(langVal))
            {
                XPathExecutionContext::GetAndReleaseCachedString theGuard1(executionContext);
                XPathExecutionContext::GetAndReleaseCachedString theGuard2(executionContext);

                if(startsWith(toLowerCaseASCII(langVal, theGuard1.get()), toLowerCaseASCII(lang, theGuard2.get())))
                {
                    const XalanDOMString::size_type     valLen = length(lang);

                    if(length(langVal) == valLen ||
                       charAt(langVal, valLen) == XalanUnicode::charHyphenMinus)
                    {
                        fMatch = true;

                        break;
                    }
                }
            }
        }

        parent = DOMServices::getParentOfNode(*parent);
    }

    return executionContext.getXObjectFactory().createBoolean(fMatch);
}
XObjectPtr
FunctionElementAvailable::execute(
            XPathExecutionContext&  executionContext,
            XalanNode*              /* context */,          
            const XObjectPtr        arg1,
            const LocatorType*      locator) const
{
    assert(arg1.null() == false);

    return executionContext.getXObjectFactory().createBoolean(
        executionContext.elementAvailable(arg1->str(), locator));
}
Esempio n. 8
0
XObjectPtr
FunctionSample::execute(
            XPathExecutionContext&  executionContext,
            XalanNode*              /* context */,          
            const XObjectPtr        arg1,
            const XObjectPtr        arg2,
            const Locator*          /* locator */) const
{
   assert(arg1.null() == false);
   assert(arg2.null() == false);

   XalanDOMString path;
   arg1->str(path);
   const bool bLinux = arg2->boolean();

   XalanDOMChar dchOld;
   XalanDOMChar dchNew;

   if (bLinux)
   {
      dchOld = '\\';
      dchNew = '/';
   }
   else
   {
      dchOld = '/';
      dchOld = '\\';
   }

    int len = path.length();
   for (int i=0; i<len; i++)
      if (path[i] == dchOld)
         path[i] = dchNew;

    return executionContext.getXObjectFactory().createString(path); 
}
Esempio n. 9
0
XObjectPtr
FunctionSubstring::execute(
			XPathExecutionContext&	executionContext,
			XalanNode*				/* context */,
			const XObjectPtr		arg1,
			const XObjectPtr		arg2,
			const XObjectPtr		arg3,
			const LocatorType*		/* locator */) const
{
	assert(arg1.null() == false && arg2.null() == false);	

	const XalanDOMString&				theSourceString = arg1->str();
	const XalanDOMString::size_type		theSourceStringLength = length(theSourceString);

	if (theSourceStringLength == 0)
	{
		return createEmptyString(executionContext);
	}
	else
	{
		// Get the value of the second argument...
		const double	theSecondArgValue =
			DoubleSupport::round(arg2->num());

		// XPath indexes from 1, so this is the first XPath index....
		const XalanDOMString::size_type		theStartIndex = getStartIndex(theSecondArgValue, theSourceStringLength);

		if (theStartIndex >= theSourceStringLength)
		{
			return createEmptyString(executionContext);
		}
		else
		{
			const double	theTotal =
				getTotal(theSourceStringLength, theSecondArgValue, arg3);

			if (DoubleSupport::isNaN(theSecondArgValue) == true ||
				DoubleSupport::isNaN(theTotal) == true ||
				DoubleSupport::isNegativeInfinity(theTotal) == true ||
				theTotal == 0.0 ||
				theTotal < double(theStartIndex))
			{
				return createEmptyString(executionContext);
			}
			else
			{
				const XalanDOMString::size_type		theSubstringLength =
					getSubstringLength(
						theSourceStringLength,
						theStartIndex,
						theTotal);

				XPathExecutionContext::GetAndReleaseCachedString	theResult(executionContext);

				XalanDOMString&		theString = theResult.get();

				assign(
						theString,
						toCharArray(theSourceString) + theStartIndex,
						theSubstringLength);

				return executionContext.getXObjectFactory().createString(theResult);
			}
		}
	}
}
XObjectPtr
FunctionSubstringAfter::execute(
            XPathExecutionContext&  executionContext,
            XalanNode*              /* context */,
            const XObjectPtr        arg1,
            const XObjectPtr        arg2,
            const LocatorType*      /* locator */) const
{
    assert(arg1.null() == false && arg2.null() == false);

    const XalanDOMString&               theFirstString = arg1->str();

    const XalanDOMString::size_type     theFirstStringLength = length(theFirstString);

    if (theFirstStringLength == 0)
    {
        return createEmptyString(executionContext);
    }
    else
    {
        const XalanDOMString&   theSecondString = arg2->str();

        const XalanDOMString::size_type     theSecondStringLength = length(theSecondString);

        if (theSecondStringLength == 0)
        {
            return arg1;
        }
        else
        {
            const XalanDOMString::size_type     theIndex = indexOf(theFirstString,
                                                       theSecondString);

            if (theIndex == theFirstStringLength)
            {
                return createEmptyString(executionContext);
            }
            else
            {
                const XalanDOMString::size_type     theSecondStringLength = length(theSecondString);

                // Find the first character, which will be the offset of the index of the
                // beginning of the second string, plus the length of the second string.
                const XalanDOMChar* const   theFirstCharacter =
                    toCharArray(theFirstString) + theIndex + theSecondStringLength;

                // The remaining length is just the opposite -- the length of the string,
                // minus the index, minus the length of the second string.
                const XalanDOMString::size_type     theSubstringLength =
                    theFirstStringLength  - theIndex - theSecondStringLength;

                XPathExecutionContext::GetAndReleaseCachedString    theResult(executionContext);

                XalanDOMString&     theString = theResult.get();

                assign(
                        theString,
                        theFirstCharacter,
                        theSubstringLength);

                return executionContext.getXObjectFactory().createString(theResult);
            }
        }
    }
}
bool
TestPredicateResult(
            XPathProcessor&         theXPathProcessor,
            XPathEnvSupport&        theXPathEnvSupport,
            DOMSupport&             theDOMSupport,
            XMLParserLiaison&       theLiaison,
            XPathFactory&           theXPathFactory,
            const XalanDOMString&   theXMLFileURL,
            const XalanDOMString&   theXSLFileURL,
            PrintWriter&            thePrintWriter,
            XPathExecutionContext&  theExecutionContext)
{
    bool                    fError = false;

    XalanDocument* const    theXMLDocument =
                ParseXML(theLiaison,
                         theXMLFileURL);

    MemoryManagerType&      theMemoryManager =
        theExecutionContext.getMemoryManager();

    if (theXMLDocument != 0)
    {
        XalanDOMString      theContextNodeMatchPattern(theMemoryManager);
        XalanDOMString      theXPathString(theMemoryManager);

        if (GetXSLInput(theLiaison,
                        theXSLFileURL,
                        theContextNodeMatchPattern,
                        theXPathString,
                        theMemoryManager) == true)
        {
            XalanNode* const    theContextNode =
                FindContextNode(theXPathProcessor,
                                theXPathEnvSupport,
                                theDOMSupport,
                                theXPathFactory,
                                theXMLDocument,
                                theContextNodeMatchPattern,
                                thePrintWriter,
                                theExecutionContext);

            if (theContextNode != 0)
            {
                XalanElement* const             theNamespaceContext = 0;
                ElementPrefixResolverProxy      thePrefixResolver(theNamespaceContext, theXPathEnvSupport, theDOMSupport);
                NodeRefList                     theContextNodeList(theMemoryManager);

                XPath* const    theXPath1 = theXPathFactory.create();

                XPathConstructionContextDefault     theXPathConstructionContext(theMemoryManager);

                XPathGuard  theGuard1(theXPathFactory,
                                      theXPath1);

                XalanDOMString  theResult(theMemoryManager);

                theXPathProcessor.initXPath(*theXPath1,
                                            theXPathConstructionContext,
                                            TranscodeFromLocalCodePage("following-sibling::*", theResult),
                                            thePrefixResolver);

                XPath* const    theXPath2 = theXPathFactory.create();

                XPathGuard  theGuard2(theXPathFactory,
                                      theXPath2);

                theXPathProcessor.initXPath(*theXPath2,
                                            theXPathConstructionContext,
                                            TranscodeFromLocalCodePage("descendant::*", theResult),
                                            thePrefixResolver);

                bool    fDump = false;

                if (fDump == true)
                {
                    thePrintWriter.println();
                    thePrintWriter.println();
                    theXPath1->getExpression().dumpOpCodeMap(thePrintWriter);
                    thePrintWriter.println();
                    theXPath1->getExpression().dumpTokenQueue(thePrintWriter);
                    thePrintWriter.println();
                    thePrintWriter.println();
                    theXPath2->getExpression().dumpOpCodeMap(thePrintWriter);
                    thePrintWriter.println();
                    theXPath2->getExpression().dumpTokenQueue(thePrintWriter);
                    thePrintWriter.println();
                    thePrintWriter.println();
                }

                XalanNode*  theContextNode = theXMLDocument->getFirstChild()->getFirstChild();

                for( ; theContextNode != 0; theContextNode = theContextNode->getNextSibling())
                {
                    if (theContextNode->getNodeType() != XalanNode::ELEMENT_NODE)
                    {
                        continue;
                    }

                    const XObjectPtr theResult1 =
                            theXPath1->execute(theExecutionContext);

                    try
                    {
                        assert(theResult1.null() == false);

                        const NodeRefListBase&  theResultList =
                                theResult1->nodeset();

                        const unsigned int  theLength = theResultList.getLength();

                        thePrintWriter.print("theResult1->str() == \"");
                        thePrintWriter.print(theResult1->str());
                        thePrintWriter.print("\"");
                        thePrintWriter.println();

                        if (theLength > 0)
                        {
                            for (unsigned int i = 0; i < theLength; i++)
                            {
                                thePrintWriter.print(theResultList.item(i)->getNodeName());
                                thePrintWriter.println();
                            }
                        }
                    }
                    catch(...)
                    {
                        thePrintWriter.print("Execution of XPath ");
                        thePrintWriter.print(theXPathString);
                        thePrintWriter.println(" failed!");
                    }

                    const XObjectPtr    theResult2 =
                            theXPath2->execute(theExecutionContext);

                    try
                    {
                        assert(theResult2.null() == false);

                        const NodeRefListBase&  theResultList =
                                theResult2->nodeset();

                        const int   theLength = theResultList.getLength();

                        thePrintWriter.print("theResult2->str() == \"");
                        thePrintWriter.print(theResult2->str());
                        thePrintWriter.print("\"");
                        thePrintWriter.println();

                        if (theLength > 0)
                        {
                            for (int i = 0; i < theLength; i++)
                            {
                                thePrintWriter.print(theResultList.item(i)->getNodeName());
                                thePrintWriter.println();
                            }
                        }
                    }
                    catch(...)
                    {
                        thePrintWriter.print("Execution of XPath ");
                        thePrintWriter.print(theXPathString);
                        thePrintWriter.println(" failed!");
                    }

                    if (theResult1->equals(*theResult2, theExecutionContext) == true)
                    {
                        thePrintWriter.print("theResult1 is equal to theResult2");
                        thePrintWriter.println();
                        thePrintWriter.print("theContextNode->getNodeName() == \"");
                        thePrintWriter.print(theContextNode->getNodeName());
                        thePrintWriter.print("\"  theContextNode->getNodeValue() == \"");
                        thePrintWriter.print(theContextNode->getNodeValue());
                        thePrintWriter.println("\"");
                    }
                }
            }
        }
    }

    return fError;
}