gecko-dev/rdf/build/nsRDFModule.cpp

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
* The contents of this file are subject to the Mozilla 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/MPL/
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*
* 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.
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*
* 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):
* Benjamin Smedberg <benjamin@smedbergs.us>
*
* Alternatively, the contents of this file may be used under the terms of
* either of 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 MPL, 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 MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
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#include "nsCOMPtr.h"
#include "nsIGenericFactory.h"
#include "nsIModule.h"
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#include "nsRDFModule.h"
#include "nsIFactory.h"
#include "nsRDFService.h"
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#include "nsIRDFContainer.h"
#include "nsIRDFContainerUtils.h"
#include "nsIRDFCompositeDataSource.h"
#include "nsIRDFContentSink.h"
#include "nsISupports.h"
#include "nsRDFBaseDataSources.h"
#include "nsRDFBuiltInDataSources.h"
#include "nsFileSystemDataSource.h"
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#include "nsRDFCID.h"
#include "nsIComponentManager.h"
#include "rdf.h"
#include "nsIServiceManager.h"
#include "nsILocalStore.h"
#include "nsRDFXMLParser.h"
#include "nsRDFXMLSerializer.h"
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#include "rdfISerializer.h"
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//----------------------------------------------------------------------
// Functions used to create new instances of a given object by the
// generic factory.
#define MAKE_CTOR(_func,_new,_ifname) \
static NS_IMETHODIMP \
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CreateNew##_func(nsISupports* aOuter, REFNSIID aIID, void **aResult) \
{ \
if (!aResult) { \
return NS_ERROR_INVALID_POINTER; \
} \
if (aOuter) { \
*aResult = nsnull; \
return NS_ERROR_NO_AGGREGATION; \
} \
nsI##_ifname* inst; \
nsresult rv = NS_New##_new(&inst); \
if (NS_FAILED(rv)) { \
*aResult = nsnull; \
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return rv; \
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} \
rv = inst->QueryInterface(aIID, aResult); \
if (NS_FAILED(rv)) { \
*aResult = nsnull; \
} \
NS_RELEASE(inst); /* get rid of extra refcnt */ \
return rv; \
}
extern nsresult
NS_NewDefaultResource(nsIRDFResource** aResult);
MAKE_CTOR(RDFXMLDataSource,RDFXMLDataSource,RDFDataSource)
MAKE_CTOR(RDFCompositeDataSource,RDFCompositeDataSource,RDFCompositeDataSource)
MAKE_CTOR(RDFContainer,RDFContainer,RDFContainer)
MAKE_CTOR(RDFContainerUtils,RDFContainerUtils,RDFContainerUtils)
MAKE_CTOR(RDFContentSink,RDFContentSink,RDFContentSink)
MAKE_CTOR(RDFDefaultResource,DefaultResource,RDFResource)
#define MAKE_RDF_CTOR(_func,_new,_ifname) \
static NS_IMETHODIMP \
CreateNew##_func(nsISupports* aOuter, REFNSIID aIID, void **aResult) \
{ \
if (!aResult) { \
return NS_ERROR_INVALID_POINTER; \
} \
if (aOuter) { \
*aResult = nsnull; \
return NS_ERROR_NO_AGGREGATION; \
} \
rdfI##_ifname* inst; \
nsresult rv = NS_New##_new(&inst); \
if (NS_FAILED(rv)) { \
*aResult = nsnull; \
return rv; \
} \
rv = inst->QueryInterface(aIID, aResult); \
if (NS_FAILED(rv)) { \
*aResult = nsnull; \
} \
NS_RELEASE(inst); /* get rid of extra refcnt */ \
return rv; \
}
extern nsresult
NS_NewTriplesSerializer(rdfISerializer** aResult);
MAKE_RDF_CTOR(TriplesSerializer, TriplesSerializer, Serializer)
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// The list of components we register
static const nsModuleComponentInfo components[] =
{ // register our build-in datasources:
{
"RDF Composite Data Source",
NS_RDFCOMPOSITEDATASOURCE_CID,
NS_RDF_DATASOURCE_CONTRACTID_PREFIX "composite-datasource",
CreateNewRDFCompositeDataSource
},
{
"RDF File System Data Source",
NS_RDFFILESYSTEMDATASOURCE_CID,
NS_RDF_DATASOURCE_CONTRACTID_PREFIX "files",
FileSystemDataSource::Create
},
{ "RDF In-Memory Data Source",
NS_RDFINMEMORYDATASOURCE_CID,
NS_RDF_DATASOURCE_CONTRACTID_PREFIX "in-memory-datasource",
NS_NewRDFInMemoryDataSource
},
{ "RDF XML Data Source",
NS_RDFXMLDATASOURCE_CID,
NS_RDF_DATASOURCE_CONTRACTID_PREFIX "xml-datasource",
CreateNewRDFXMLDataSource
},
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// register our built-in resource factories:
{ "RDF Default Resource Factory",
NS_RDFDEFAULTRESOURCE_CID,
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// Note: default resource factory has no name= part
NS_RDF_RESOURCE_FACTORY_CONTRACTID,
CreateNewRDFDefaultResource
},
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// register all the other rdf components:
{ "RDF Content Sink",
NS_RDFCONTENTSINK_CID,
NS_RDF_CONTRACTID "/content-sink;1",
CreateNewRDFContentSink
},
{ "RDF Container",
NS_RDFCONTAINER_CID,
NS_RDF_CONTRACTID "/container;1",
CreateNewRDFContainer
},
{ "RDF Container Utilities",
NS_RDFCONTAINERUTILS_CID,
NS_RDF_CONTRACTID "/container-utils;1",
CreateNewRDFContainerUtils
},
{ "RDF Service",
NS_RDFSERVICE_CID,
NS_RDF_CONTRACTID "/rdf-service;1",
RDFServiceImpl::CreateSingleton
},
{ "RDF/XML Parser",
NS_RDFXMLPARSER_CID,
NS_RDF_CONTRACTID "/xml-parser;1",
nsRDFXMLParser::Create
},
{ "RDF/XML Serializer",
NS_RDFXMLSERIALIZER_CID,
NS_RDF_CONTRACTID "/xml-serializer;1",
nsRDFXMLSerializer::Create
},
{ "RDF/NTriples Serializer",
NS_RDFNTRIPLES_SERIALIZER_CID,
NS_RDF_SERIALIZER "ntriples",
CreateNewTriplesSerializer
},
// XXX move this to XPFE at some point.
{ "Local Store", NS_LOCALSTORE_CID,
NS_LOCALSTORE_CONTRACTID, NS_NewLocalStore },
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};
static nsresult
StartupRDFModule(nsIModule* unused)
{
if (RDFServiceImpl::gRDFService) {
NS_ERROR("Leaked the RDF service from a previous startup.");
RDFServiceImpl::gRDFService = nsnull;
}
return NS_OK;
}
static void
ShutdownRDFModule(nsIModule* unused)
{
if (RDFServiceImpl::gRDFService) {
// XXX make this an assertion!
NS_WARNING("Leaking the RDF Service.");
}
}
NS_IMPL_NSGETMODULE_WITH_CTOR_DTOR(nsRDFModule, components,
StartupRDFModule, ShutdownRDFModule)