dbertoni 01/06/06 15:28:10
Modified: c/samples/ThreadSafe ThreadSafe.cpp
Log:
Simplified sample.
Revision Changes Path
1.14 +40 -35 xml-xalan/c/samples/ThreadSafe/ThreadSafe.cpp
Index: ThreadSafe.cpp
===================================================================
RCS file: /home/cvs/xml-xalan/c/samples/ThreadSafe/ThreadSafe.cpp,v
retrieving revision 1.13
retrieving revision 1.14
diff -u -r1.13 -r1.14
--- ThreadSafe.cpp 2001/04/27 20:56:35 1.13
+++ ThreadSafe.cpp 2001/06/06 22:28:08 1.14
@@ -79,14 +79,14 @@
outputMessage(theThreadID, "Starting ");
// Create a XalanTransformer.
- XalanTransformer theXalanTransformer;
+ XalanTransformer theXalanTransformer;
// Generate the output file name for this thread.
- ostrstream theFormatterOut;
+ ostrstream theFormatterOut;
theFormatterOut << "birds" << number << ".out" << '\0';
- //Generate the XML output object.
- XSLTResultTarget theResultTarget(XalanDOMString(theFormatterOut.str()));
+ // Generate the XML output object.
+ const XSLTResultTarget theResultTarget(XalanDOMString(theFormatterOut.str()));
// Unfreeze the ostrstream, so memory is returned...
theFormatterOut.freeze(false);
@@ -116,13 +116,8 @@
// Print messages tracking the progress of each thread and of the
// overall operation...
void
-doThreads(int x)
+doThreads(int nThreads)
{
- DWORD dwStackSize = 4096; // initial thread stack size
- LPTHREAD_START_ROUTINE lpStartAddress = (LPTHREAD_START_ROUTINE)theThread;
- DWORD dwCreationFlags = 0; // creation flags
- int nThreads = x;
-
#if !defined(XALAN_NO_NAMESPACES)
using std::vector;
#endif
@@ -131,21 +126,20 @@
hThreads.reserve(nThreads);
- int i = 0;
-
cout << endl << "Clock before starting threads: " << clock() << endl;
- for (i = 0; i < nThreads; ++i)
+ int i = 0;
+
+ for (; i < nThreads; ++i)
{
- HANDLE hThread;
DWORD threadID;
- hThread = CreateThread(
+ const HANDLE hThread = CreateThread(
0,
- dwStackSize,
- lpStartAddress, //
pointer to thread function
+ 4096,
// Stack size for thread.
+ theThread,
// pointer to thread function
reinterpret_cast<LPVOID>(i), // argument for new
thread
- dwCreationFlags, //
creation flags
+ 0,
// creation flags
&threadID);
assert(hThread != 0);
@@ -189,24 +183,35 @@
// it's just acting likely a factory for the compiled
stylesheet and
// pre-parsed source.
XalanTransformer theXalanTransformer;
+
+ glbCompiledStylesheet =
theXalanTransformer.compileStylesheet("birds.xsl");
- // Our input files...The assumption is that the executable
will be run
- // from same directory as the input files.
- const char* const theXSLFileName = "birds.xsl";
- const char* const theXMLFileName = "birds.xml";
-
- glbCompiledStylesheet =
theXalanTransformer.compileStylesheet(theXSLFileName);
- assert(glbCompiledStylesheet != 0);
-
- // Compile the XML source document as well. All threads will
use
- // this binary representation of the source tree.
- glbParsedSource =
theXalanTransformer.parseSource(theXMLFileName);
- assert(glbParsedSource != 0);
-
- // Create and run the threads...
- // Each thread uses the same XalanNode and
- // StylesheetRoot to perform a transformation.
- doThreads(10);
+ if (glbCompiledStylesheet == 0)
+ {
+ cerr << "ThreadSafe Error: \n" <<
theXalanTransformer.getLastError()
+ << endl
+ << endl;
+ }
+ else
+ {
+ // Compile the XML source document as well. All
threads will use
+ // this binary representation of the source tree.
+ glbParsedSource =
theXalanTransformer.parseSource("birds.xml");
+
+ if (glbParsedSource == 0)
+ {
+ cerr << "ThreadSafe Error: \n" <<
theXalanTransformer.getLastError()
+ << endl
+ << endl;
+ }
+ else
+ {
+ // Create and run the threads...
+ // Each thread uses the same document and
+ // stylesheet to perform a transformation.
+ doThreads(10);
+ }
+ }
}
// Terminate Xalan.
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