pjs/rdf/tests/rdfsink/rdfsink.cpp

260 строки
8.7 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* ***** BEGIN LICENSE BLOCK *****
* Version: NPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Netscape Public License
* Version 1.1 (the "License"); you may not use this file except in
* compliance with the License. You may obtain a copy of the License at
* http://www.mozilla.org/NPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is mozilla.org code.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 1998
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the NPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the NPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#include "nsIEventQueueService.h"
#include "nsIInputStream.h"
#include "nsIIOService.h"
#include "nsIOutputStream.h"
#include "nsIGenericFactory.h"
#include "nsIPostToServer.h"
#include "nsIRDFCompositeDataSource.h"
#include "nsIRDFXMLDataSource.h"
#include "nsIRDFDocument.h"
#include "nsIRDFNode.h"
#include "nsIRDFService.h"
#include "nsIRDFXMLSource.h"
#include "nsIServiceManager.h"
#include "nsIStreamListener.h"
#include "nsIURL.h"
#include "nsDOMCID.h" // for NS_SCRIPT_NAMESET_REGISTRY_CID
#include "nsLayoutCID.h" // for NS_NAMESPACEMANAGER_CID
#include "nsRDFCID.h"
#include "nsRDFCID.h"
#include "nsIComponentManager.h"
#include "plevent.h"
#include "plstr.h"
#if defined(XP_PC)
#define DOM_DLL "jsdom.dll"
#define LAYOUT_DLL "gkhtml.dll"
#define NETLIB_DLL "netlib.dll"
#define PARSER_DLL "gkparser.dll"
#define RDF_DLL "rdf.dll"
#define XPCOM_DLL "xpcom32.dll"
#elif defined(XP_UNIX) || defined(XP_BEOS)
#define DOM_DLL "libjsdom"MOZ_DLL_SUFFIX
#define LAYOUT_DLL "libgklayout"MOZ_DLL_SUFFIX
#define NETLIB_DLL "libnecko"MOZ_DLL_SUFFIX
#define PARSER_DLL "libhtmlpars"MOZ_DLL_SUFFIX
#define RDF_DLL "librdf"MOZ_DLL_SUFFIX
#define XPCOM_DLL "libxpcom"MOZ_DLL_SUFFIX
#elif defined(XP_MAC)
#define DOM_DLL "DOM_DLL"
#define LAYOUT_DLL "LAYOUT_DLL"
#define NETLIB_DLL "NETLIB_DLL"
#define PARSER_DLL "PARSER_DLL"
#define RDF_DLL "RDF_DLL"
#define XPCOM_DLL "XPCOM_DLL"
#endif
////////////////////////////////////////////////////////////////////////
// CIDs
// rdf
static NS_DEFINE_CID(kRDFServiceCID, NS_RDFSERVICE_CID);
static NS_DEFINE_CID(kRDFXMLDataSourceCID, NS_RDFXMLDATASOURCE_CID);
// xpcom
static NS_DEFINE_CID(kEventQueueServiceCID, NS_EVENTQUEUESERVICE_CID);
static NS_DEFINE_CID(kGenericFactoryCID, NS_GENERICFACTORY_CID);
////////////////////////////////////////////////////////////////////////
// IIDs
NS_DEFINE_IID(kIEventQueueServiceIID, NS_IEVENTQUEUESERVICE_IID);
NS_DEFINE_IID(kIRDFXMLDataSourceIID, NS_IRDFXMLDATASOURCE_IID);
NS_DEFINE_IID(kIRDFServiceIID, NS_IRDFSERVICE_IID);
NS_DEFINE_IID(kIRDFXMLSourceIID, NS_IRDFXMLSOURCE_IID);
static nsresult
SetupRegistry(void)
{
// netlib
static NS_DEFINE_CID(kIOServiceCID, NS_IOSERVICE_CID);
nsComponentManager::RegisterComponent(kIOServiceCID, NULL, NULL, NETLIB_DLL, PR_FALSE, PR_FALSE);
// parser
static NS_DEFINE_CID(kParserCID, NS_PARSER_CID);
static NS_DEFINE_CID(kWellFormedDTDCID, NS_WELLFORMEDDTD_CID);
nsComponentManager::RegisterComponent(kParserCID, NULL, NULL, PARSER_DLL, PR_FALSE, PR_FALSE);
nsComponentManager::RegisterComponent(kWellFormedDTDCID, NULL, NULL, PARSER_DLL, PR_FALSE, PR_FALSE);
// layout
static NS_DEFINE_CID(kNameSpaceManagerCID, NS_NAMESPACEMANAGER_CID);
nsComponentManager::RegisterComponent(kNameSpaceManagerCID, NULL, NULL, LAYOUT_DLL, PR_FALSE, PR_FALSE);
// xpcom
nsComponentManager::RegisterComponent(kEventQueueServiceCID, NULL, NULL, XPCOM_DLL, PR_FALSE, PR_FALSE);
nsComponentManager::RegisterComponent(kGenericFactoryCID, NULL, NULL, XPCOM_DLL, PR_FALSE, PR_FALSE);
return NS_OK;
}
////////////////////////////////////////////////////////////////////////
class ConsoleOutputStreamImpl : public nsIOutputStream
{
public:
ConsoleOutputStreamImpl(void) { NS_INIT_REFCNT(); }
virtual ~ConsoleOutputStreamImpl(void) {}
// nsISupports interface
NS_DECL_ISUPPORTS
// nsIBaseStream interface
NS_IMETHOD Close(void) {
return NS_OK;
}
// nsIOutputStream interface
NS_IMETHOD Write(const char* aBuf, PRUint32 aCount, PRUint32 *aWriteCount) {
PR_Write(PR_GetSpecialFD(PR_StandardOutput), aBuf, aCount);
*aWriteCount = aCount;
return NS_OK;
}
NS_IMETHOD Flush() {
PR_Sync(PR_GetSpecialFD(PR_StandardOutput));
return NS_OK;
}
};
NS_IMPL_ISUPPORTS1(ConsoleOutputStreamImpl, nsIOutputStream)
////////////////////////////////////////////////////////////////////////
int
main(int argc, char** argv)
{
nsresult rv;
if (argc < 2) {
fprintf(stderr, "usage: %s [url]\n", argv[0]);
return 1;
}
SetupRegistry();
nsIEventQueueService* theEventQueueService = nsnull;
nsIEventQueue* mainQueue = nsnull;
nsIRDFService* theRDFService = nsnull;
nsIRDFXMLDataSource* ds = nsnull;
nsIOutputStream* out = nsnull;
nsIRDFXMLSource* source = nsnull;
// Get netlib off the floor...
if (NS_FAILED(rv = nsServiceManager::GetService(kEventQueueServiceCID,
kIEventQueueServiceIID,
(nsISupports**) &theEventQueueService))) {
NS_ERROR("unable to get event queue service");
goto done;
}
if (NS_FAILED(rv = theEventQueueService->CreateThreadEventQueue())) {
NS_ERROR("unable to create thread event queue");
goto done;
}
if (NS_FAILED(rv = theEventQueueService->GetThreadEventQueue(NS_CURRENT_THREAD,
&mainQueue))) {
NS_ERROR("unable to get event queue for current thread");
goto done;
}
NS_IF_RELEASE(mainQueue);
// Create a stream data source and initialize it on argv[1], which
// is hopefully a "file:" URL. (Actually, we can do _any_ kind of
// URL, but only a "file:" URL will be written back to disk.)
if (NS_FAILED(rv = nsComponentManager::CreateInstance(kRDFXMLDataSourceCID,
nsnull,
kIRDFXMLDataSourceIID,
(void**) &ds))) {
NS_ERROR("unable to create RDF/XML data source");
goto done;
}
if (NS_FAILED(rv = ds->SetSynchronous(PR_TRUE))) {
NS_ERROR("unable to mark data source as synchronous");
goto done;
}
// Okay, this should load the XML file...
if (NS_FAILED(rv = ds->Init(argv[1]))) {
NS_ERROR("unable to initialize data source");
goto done;
}
// And finally, write it back out.
if ((out = new ConsoleOutputStreamImpl()) == nsnull) {
NS_ERROR("unable to create console output stream");
rv = NS_ERROR_OUT_OF_MEMORY;
goto done;
}
NS_ADDREF(out);
if (NS_FAILED(rv = ds->QueryInterface(kIRDFXMLSourceIID, (void**) &source))) {
NS_ERROR("unable to RDF/XML interface");
goto done;
}
if (NS_FAILED(rv = source->Serialize(out))) {
NS_ERROR("error serializing");
goto done;
}
done:
NS_IF_RELEASE(out);
NS_IF_RELEASE(ds);
if (theRDFService) {
nsServiceManager::ReleaseService(kRDFServiceCID, theRDFService);
theRDFService = nsnull;
}
if (theEventQueueService) {
nsServiceManager::ReleaseService(kEventQueueServiceCID, theEventQueueService);
theEventQueueService = nsnull;
}
return (NS_FAILED(rv) ? 1 : 0);
}