TBool CMMFSwCodecUtility::RampAudio(CMMFDataBuffer* aBuffer)
{
TInt i=0;
TInt length = aBuffer->Data().Length()>>1;
TInt16* sample = REINTERPRET_CAST(TInt16*,&aBuffer->Data()[0]);
TInt64 theResult(0);
while ((i < length) && (iRampIncr < iRampSamples))
{
theResult = sample[i];
theResult *= iRampIncr;
theResult /= iRampSamples;
sample[i] = STATIC_CAST(TInt16, I64LOW(theResult) );
if ((iChannels == 1) || (!iSkip))
{
iRampIncr++;
}
iSkip = !iSkip;
i++;
}
if (iRampIncr < iRampSamples)
return ETrue;
else
return EFalse;
}
void
ElemMessage::execute(StylesheetExecutionContext& executionContext) const
{
ElemTemplateElement::execute(executionContext);
StylesheetExecutionContext::GetAndReleaseCachedString theResult(executionContext);
const XalanDOMString& theString =
childrenToString(
executionContext,
theResult.get());
const LocatorType* const theLocator = getLocator();
executionContext.message(
theString,
executionContext.getCurrentNode(),
theLocator);
if (m_terminate == true)
{
if (theLocator != 0)
{
throw ElemMessageTerminateException(*theLocator, theString);
}
else
{
throw ElemMessageTerminateException(theString);
}
}
}
void
TestStringResults(
XPathFactory& theXPathFactory,
XPathProcessor& theXPathProcessor,
XPathEnvSupport& theXPathEnvSupport,
DOMSupport& theDOMSupport,
PrintWriter& thePrintWriter,
XPathExecutionContext& theExecutionContext)
{
assert(sizeof(theStringTestInput) == sizeof(theStringTestExpectedOutput));
MemoryManagerType& theMemoryManager =
theExecutionContext.getMemoryManager();
for(int i = 0; theStringTestInput[i] != 0; i++)
{
try
{
XPath* const theXPath = theXPathFactory.create();
XPathConstructionContextDefault theXPathConstructionContext(theMemoryManager);
const XPathGuard theGuard(
theXPathFactory,
theXPath);
XalanDOMString theInputString(theMemoryManager);
XalanDOMString theResult(theMemoryManager);
const ElementPrefixResolverProxy thePrefixResolver(
0,
theXPathEnvSupport,
theDOMSupport);
const NodeRefList theDummyNodeList(theMemoryManager);
TestStringResult(
theXPathProcessor,
*theXPath,
theXPathConstructionContext,
TranscodeFromLocalCodePage(theStringTestInput[i], theInputString),
thePrintWriter,
TranscodeFromLocalCodePage(theStringTestExpectedOutput[i], theResult),
0,
thePrefixResolver,
theDummyNodeList,
theExecutionContext);
}
catch(...)
{
thePrintWriter.print("Exception caught evaluating XPath \"");
thePrintWriter.print(theStringTestInput[i]);
thePrintWriter.println();
}
}
}
GetCachedNodeList
clone() const
{
assert(m_xpathExecutionContext != 0);
GetCachedNodeList theResult(*m_xpathExecutionContext);
*theResult = *m_mutableNodeRefList;
return theResult;
}
BorrowReturnMutableNodeRefList
clone() const
{
assert(m_xpathExecutionContext != 0);
BorrowReturnMutableNodeRefList theResult(*m_xpathExecutionContext);
*theResult = *m_mutableNodeRefList;
return theResult;
}
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);
}
}
}
}
/**
* Determine the fully qualified URI for a string.
*
* @param urlString string to qualify
* @param base base location for URI
* @return auto pointer to fully qualified URI
*/
static URLAutoPtrType
getURLFromString(
const XalanDOMString& urlString,
const XalanDOMString& base,
MemoryManagerType& theManager)
{
XalanDOMString theResult(theManager);
getURLStringFromString(urlString, base, theResult);
return getURLFromString(theResult, theManager);
}
void
ExtensionNSHandler::setElements(const XalanDOMString& elemNames)
{
if (elemNames.empty() == false)
{
StringTokenizer st(elemNames, s_tokenDelimiterCharacters, false);
XalanDOMString theResult(m_elements.getMemoryManager());
while (st.hasMoreTokens() == true)
{
st.nextToken(theResult);
m_elements.insert(theResult); // just stick it in there basically
}
m_componentDescLoaded = true;
}
}
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;
}
