tstring SqlXML::str() const
{
OCIDuration dur;
xmlerr xerr = (xmlerr)0;
oraerr oerr = (oraerr)0;
struct xmlctx *xctx = (xmlctx*) 0;
// xmldocnode *doc = (xmldocnode*) 0;
ocixmldbparam params[1];
/* Get an XML context */
params[0].name_ocixmldbparam = XCTXINIT_OCIDUR;
params[0].value_ocixmldbparam = &dur;
// TODO add some error checking here
// TODO this xml context should be "more global"
xctx = OCIXmlDbInitXmlCtx(_conn._env, _conn._svc_ctx, _conn._env._errh, params, 1);
orastream *os = OraStreamInit((void*)0xDEAD, (void*)this, &oerr, "write", stream_write_callback, "open", stream_open_callback, NULL);
boolean op = OraStreamReadable(os);
oerr = OraStreamOpen(os, NULL);
printf("Stream os readable %d\n", op);
op = OraStreamWriteable(os);
printf("Stream os writeable %d\n", op);
XmlSaveDom(xctx, &xerr, (xmlnode*)xml, "stream", os, NULL);
OCIXmlDbFreeXmlCtx(xctx);
return _stringrepres.str();
};
int main(int argc, char *argv[])
{
xmlctx *xctx = NULL;
xslctx *sctx = NULL;
xmldocnode *inst_doc = NULL, *ss_doc = NULL;
xmlfragnode *output_frag;
xmlerr ecode;
puts("XSL Example.");
/* Check for correct usage */
if (argc < 3)
{
puts("Usage is XSLSample <xmlfile> <xslfile>\n");
return 1;
}
/* create the XML context */
if (!(xctx = XmlCreate(&ecode, (oratext *) "xslsample_xctx", NULL)))
{
printf("Failed to create XML context, error %u\n", (unsigned) ecode);
goto clean;
}
printf("Parsing stylesheet '%s'...\n", argv[2]);
if (!(ss_doc = XmlLoadDom(xctx, &ecode, "file", argv[2], "validate", TRUE,
"discard_whitespace", TRUE, NULL)))
{
printf("Parse failed, error %u\n", (unsigned) ecode);
goto clean;
}
puts("Creating Stylesheet context...");
sctx = XmlXslCreate(xctx, ss_doc, (oratext *) argv[2], &ecode);
printf("Parsing instance document '%s' ...\n", argv[1]);
if (!(inst_doc = XmlLoadDom(xctx, &ecode, "file", argv[1], "validate", TRUE,
"discard_whitespace", TRUE, NULL)))
{
printf("Parse failed, error %u\n", (unsigned) ecode);
goto clean;
}
/* XSL processing; note that since XmlXslSetOutputStream has not been
called, the result is a DOM fragment node and not an output stream so
xsl:output is not supported. */
puts("XSL Processing...");
if (ecode = XmlXslProcess(sctx, inst_doc, FALSE))
{
printf("Processing failed, error %u\n", (unsigned) ecode);
goto clean;
}
/* Get and print the result */
output_frag = XmlXslGetOutput(sctx);
puts("Result:");
XmlSaveDom(xctx, &ecode, output_frag, "stdio", stdout,
"indent_step", 2, NULL);
/* clean up */
clean:
if (inst_doc)
XmlFreeDocument(xctx, inst_doc);
if (ss_doc)
XmlFreeDocument(xctx, ss_doc);
if (sctx)
XmlXslDestroy(sctx);
if (xctx)
XmlDestroy(xctx);
return 0;
}