XalanNode*
XercesElementWrapper::item(unsigned int index) const
{
assert(index < getLength());
if (m_navigator.getOwnerDocument()->getMappingMode() == true)
{
assert(m_xercesNode->getChildNodes()->item(index));
return m_navigator.mapNode(m_xercesNode->getChildNodes()->item(index));
}
else
{
XalanNode* child = getFirstChild();
assert(child != 0);
for(unsigned int i = 0; i < index; ++i)
{
child = child->getNextSibling();
assert(child != 0);
}
return child;
}
}
bool
operator()(
const XalanNode& node1,
const XalanNode& node2) const
{
assert(node1.getOwnerDocument() == node2.getOwnerDocument());
return m_documentPredicate(node1, node2) == true ? true : node1.getIndex() > node2.getIndex() ? true : false;
}
bool
operator()(
const XalanNode& node1,
const XalanNode& node2) const
{
// Always order a document node, or a node from another
// document after another node...
return node1.getNodeType() == XalanNode::DOCUMENT_NODE &&
node2.getNodeType() == XalanNode::DOCUMENT_NODE ? true :
node1.getOwnerDocument() != node2.getOwnerDocument() ? true : false;
}
bool
operator()(
const XalanNode& node1,
const XalanNode& node2) const
{
if (m_documentPredicate(node1, node2) == true)
{
return true;
}
else
{
assert(node1.getOwnerDocument() == node2.getOwnerDocument());
assert(node1.getNodeType() != XalanNode::DOCUMENT_NODE &&
node2.getNodeType() != XalanNode::DOCUMENT_NODE);
return m_executionContext.isNodeAfter(node1, node2);
}
}
XalanNode * findHereNodeFromXalan(XercesWrapperNavigator * xwn, XalanNode * n, DOMNode *h) {
const DOMNode * m = xwn->mapNode(n);
const XalanNode * ret;
if (m == h)
return n;
// Not this one - check the children
XalanNode * c = n->getFirstChild();
while (c != 0) {
ret = findHereNodeFromXalan(xwn, c, h);
if (ret != 0)
return (XalanNode *) ret;
c = c->getNextSibling();
}
return 0;
}
void
DOMServices::getNodeData(
const XalanNode& node,
FormatterListener& formatterListener,
MemberFunctionPtr function)
{
switch(node.getNodeType())
{
case XalanNode::DOCUMENT_FRAGMENT_NODE:
{
const XalanDocumentFragment& theDocumentFragment =
#if defined(XALAN_OLD_STYLE_CASTS)
(const XalanDocumentFragment&)node;
#else
static_cast<const XalanDocumentFragment&>(node);
#endif
getNodeData(theDocumentFragment, formatterListener, function);
}
break;
case XalanNode::DOCUMENT_NODE:
{
const XalanDocument& theDocument =
#if defined(XALAN_OLD_STYLE_CASTS)
(const XalanDocument&)node;
#else
static_cast<const XalanDocument&>(node);
#endif
getNodeData(theDocument, formatterListener, function);
}
break;
case XalanNode::ELEMENT_NODE:
{
const XalanElement& theElement =
#if defined(XALAN_OLD_STYLE_CASTS)
(const XalanElement&)node;
#else
static_cast<const XalanElement&>(node);
#endif
getNodeData(theElement, formatterListener, function);
}
break;
case XalanNode::TEXT_NODE:
case XalanNode::CDATA_SECTION_NODE:
{
const XalanText& theTextNode =
#if defined(XALAN_OLD_STYLE_CASTS)
(const XalanText&)node;
#else
static_cast<const XalanText&>(node);
#endif
getNodeData(theTextNode, formatterListener, function);
}
break;
case XalanNode::ATTRIBUTE_NODE:
{
const XalanAttr& theAttr =
#if defined(XALAN_OLD_STYLE_CASTS)
(const XalanAttr&)node;
#else
static_cast<const XalanAttr&>(node);
#endif
getNodeData(theAttr, formatterListener, function);
}
break;
case XalanNode::COMMENT_NODE:
{
const XalanComment& theComment =
#if defined(XALAN_OLD_STYLE_CASTS)
(const XalanComment&)node;
#else
static_cast<const XalanComment&>(node);
#endif
getNodeData(theComment, formatterListener, function);
}
break;
case XalanNode::PROCESSING_INSTRUCTION_NODE:
{
const XalanProcessingInstruction& thePI =
#if defined(XALAN_OLD_STYLE_CASTS)
(const XalanProcessingInstruction&)node;
#else
static_cast<const XalanProcessingInstruction&>(node);
#endif
getNodeData(thePI, formatterListener, function);
}
break;
default:
// ignore
break;
}
}
void
DOMServices::doGetNodeData(
const XalanNode& node,
ExecutionContext& executionContext,
FormatterListener& formatterListener,
MemberFunctionPtr function)
{
assert(executionContext.hasPreserveOrStripSpaceConditions() == true);
switch(node.getNodeType())
{
case XalanNode::DOCUMENT_FRAGMENT_NODE:
{
const XalanDocumentFragment& theDocumentFragment =
static_cast<const XalanDocumentFragment&>(node);
doGetNodeData(theDocumentFragment, executionContext, formatterListener, function);
}
break;
case XalanNode::DOCUMENT_NODE:
{
const XalanDocument& theDocument =
static_cast<const XalanDocument&>(node);
doGetNodeData(theDocument, executionContext, formatterListener, function);
}
break;
case XalanNode::ELEMENT_NODE:
{
const XalanElement& theElement =
static_cast<const XalanElement&>(node);
doGetNodeData(theElement, executionContext, formatterListener, function);
}
break;
case XalanNode::TEXT_NODE:
case XalanNode::CDATA_SECTION_NODE:
{
const XalanText& theTextNode =
static_cast<const XalanText&>(node);
doGetNodeData(theTextNode, executionContext, formatterListener, function);
}
break;
case XalanNode::ATTRIBUTE_NODE:
{
const XalanAttr& theAttr =
static_cast<const XalanAttr&>(node);
getNodeData(theAttr, formatterListener, function);
}
break;
case XalanNode::COMMENT_NODE:
{
const XalanComment& theComment =
static_cast<const XalanComment&>(node);
getNodeData(theComment, formatterListener, function);
}
break;
case XalanNode::PROCESSING_INSTRUCTION_NODE:
{
const XalanProcessingInstruction& thePI =
static_cast<const XalanProcessingInstruction&>(node);
getNodeData(thePI, formatterListener, function);
}
break;
default:
// ignore
break;
}
}
void
DOMServices::getNodeData(
const XalanNode& node,
XalanDOMString& data)
{
switch(node.getNodeType())
{
case XalanNode::DOCUMENT_FRAGMENT_NODE:
{
const XalanDocumentFragment& theDocumentFragment =
static_cast<const XalanDocumentFragment&>(node);
getNodeData(theDocumentFragment, data);
}
break;
case XalanNode::DOCUMENT_NODE:
{
const XalanDocument& theDocument =
static_cast<const XalanDocument&>(node);
getNodeData(theDocument, data);
}
break;
case XalanNode::ELEMENT_NODE:
{
const XalanElement& theElement =
static_cast<const XalanElement&>(node);
getNodeData(theElement, data);
}
break;
case XalanNode::TEXT_NODE:
case XalanNode::CDATA_SECTION_NODE:
{
const XalanText& theTextNode =
static_cast<const XalanText&>(node);
getNodeData(theTextNode, data);
}
break;
case XalanNode::ATTRIBUTE_NODE:
{
const XalanAttr& theAttr =
static_cast<const XalanAttr&>(node);
getNodeData(theAttr, data);
}
break;
case XalanNode::COMMENT_NODE:
{
const XalanComment& theComment =
static_cast<const XalanComment&>(node);
getNodeData(theComment, data);
}
break;
case XalanNode::PROCESSING_INSTRUCTION_NODE:
{
const XalanProcessingInstruction& thePI =
static_cast<const XalanProcessingInstruction&>(node);
getNodeData(thePI, data);
}
break;
default:
// ignore
break;
}
}
bool
DOMServices::isNodeAfterSibling(
const XalanNode& parent,
const XalanNode& child1,
const XalanNode& child2)
{
bool isNodeAfterSibling = false;
const XalanNode::NodeType child1type = child1.getNodeType();
const XalanNode::NodeType child2type = child2.getNodeType();
if (XalanNode::ATTRIBUTE_NODE != child1type &&
XalanNode::ATTRIBUTE_NODE == child2type)
{
// always sort attributes before non-attributes.
isNodeAfterSibling = true;
}
else if (XalanNode::ATTRIBUTE_NODE == child1type &&
XalanNode::ATTRIBUTE_NODE != child2type)
{
// always sort attributes before non-attributes.
isNodeAfterSibling = false;
}
else if (XalanNode::ATTRIBUTE_NODE == child1type)
{
const XalanNamedNodeMap* children = parent.getAttributes();
const XalanSize_t nNodes = children->getLength();
bool found1 = false;
bool found2 = false;
for (XalanSize_t i = 0; i < nNodes; i++)
{
const XalanNode* child = children->item(i);
if (&child1 == child)
{
if (found2 == true)
{
isNodeAfterSibling = true;
break;
}
found1 = true;
}
else if (&child2 == child)
{
if (found1 == true)
{
isNodeAfterSibling = false;
break;
}
found2 = true;
}
}
}
else
{
const XalanNode* child = parent.getFirstChild();
bool found1 = false;
bool found2 = false;
while (child != 0)
{
if (&child1 == child)
{
if (found2 == true)
{
isNodeAfterSibling = true;
break;
}
found1 = true;
}
else if (&child2 == child)
{
if (found1 == true)
{
isNodeAfterSibling = false;
break;
}
found2 = true;
}
child = child->getNextSibling();
}
assert(found1 != found2);
}
return isNodeAfterSibling;
}
bool
DOMServices::isNodeAfter(
const XalanNode& node1,
const XalanNode& node2)
{
assert(node1.getOwnerDocument() == node2.getOwnerDocument());
assert(node1.getNodeType() != XalanNode::DOCUMENT_NODE &&
node2.getNodeType() != XalanNode::DOCUMENT_NODE);
if (node1.isIndexed() == true)
{
assert(node2.isIndexed() == true);
return node1.getIndex() > node2.getIndex() ? true : false;
}
else
{
bool isNodeAfter = false;
const XalanNode* parent1 = getParentOfNode(node1);
const XalanNode* parent2 = getParentOfNode(node2);
// Optimize for most common case
if (parent1 == parent2) // then we know they are siblings
{
isNodeAfter = isNodeAfterSibling(*parent1,
node1,
node2);
}
else
{
// General strategy: Figure out the lengths of the two
// ancestor chains, and walk up them looking for the
// first common ancestor, at which point we can do a
// sibling compare. Edge condition where one is the
// ancestor of the other.
// Count parents, so we can see if one of the chains
// needs to be equalized.
XalanSize_t nParents1 = 2;
XalanSize_t nParents2 = 2; // count node & parent obtained above
while (parent1 != 0)
{
nParents1++;
parent1 = getParentOfNode(*parent1);
}
while (parent2 != 0)
{
nParents2++;
parent2 = getParentOfNode(*parent2);
}
// adjustable starting points
const XalanNode* startNode1 = &node1;
const XalanNode* startNode2 = &node2;
// Do I have to adjust the start point in one of
// the ancesor chains?
if (nParents1 < nParents2)
{
// adjust startNode2
const XalanSize_t adjust = nParents2 - nParents1;
for (XalanSize_t i = 0; i < adjust; i++)
{
startNode2 = getParentOfNode(*startNode2);
}
}
else if(nParents1 > nParents2)
{
// adjust startNode1
const XalanSize_t adjust = nParents1 - nParents2;
for (XalanSize_t i = 0; i < adjust; i++)
{
startNode1 = getParentOfNode(*startNode1);
}
}
// so we can "back up"
const XalanNode* prevChild1 = 0;
const XalanNode* prevChild2 = 0;
// Loop up the ancestor chain looking for common parent.
while (0 != startNode1)
{
if (startNode1 == startNode2) // common parent?
{
if (0 == prevChild1) // first time in loop?
{
// Edge condition: one is the ancestor of the other.
isNodeAfter = (nParents1 < nParents2) ? true : false;
break; // from while loop
}
else
{
isNodeAfter = isNodeAfterSibling(*startNode1,
*prevChild1,
*prevChild2);
break; // from while loop
}
}
prevChild1 = startNode1;
assert(prevChild1 != 0);
startNode1 = getParentOfNode(*startNode1);
assert(startNode1 != 0);
prevChild2 = startNode2;
assert(prevChild2 != 0);
startNode2 = getParentOfNode(*startNode2);
assert(startNode2 != 0);
}
}
return isNodeAfter;
}
}
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;
}
