127 lines
3.6 KiB
C++
127 lines
3.6 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
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*
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* The contents of this file are subject to the Mozilla Public License
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* Version 1.1 (the "MPL"); you may not use this file except in
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* compliance with the MPL. You may obtain a copy of the MPL at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the MPL is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the MPL
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* for the specific language governing rights and limitations under the
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* MPL.
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*
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* The Initial Developer of this code under the MPL is Netscape
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* Communications Corporation. Portions created by Netscape are
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* Copyright (C) 1999 Netscape Communications Corporation. All Rights
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* Reserved.
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*
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* Contributor(s):
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* Chris Waterson <waterson@netscape.com>
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*/
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#ifndef nsRDFXMLSerializer_h__
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#define nsRDFXMLSerializer_h__
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#include "nsIRDFLiteral.h"
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#include "nsIRDFXMLSerializer.h"
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#include "nsIRDFXMLSource.h"
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#include "nsNameSpaceMap.h"
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#include "nsXPIDLString.h"
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class nsString;
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class nsIOutputStream;
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class nsIRDFContainerUtils;
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/**
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* A helper class that can serialize RDF/XML from a
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* datasource. Implements both nsIRDFXMLSerializer and
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* nsIRDFXMLSource.
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*/
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class nsRDFXMLSerializer : public nsIRDFXMLSerializer,
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public nsIRDFXMLSource
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{
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public:
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static NS_IMETHODIMP
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Create(nsISupports* aOuter, REFNSIID aIID, void** aResult);
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NS_DECL_ISUPPORTS
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NS_DECL_NSIRDFXMLSERIALIZER
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NS_DECL_NSIRDFXMLSOURCE
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protected:
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nsRDFXMLSerializer();
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virtual ~nsRDFXMLSerializer();
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// Implementation methods
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PRBool
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MakeQName(nsIRDFResource* aResource,
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nsString& aPproperty,
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nsString& aNameSpacePrefix,
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nsString& aNameSpaceURI);
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nsresult
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SerializeInlineAssertion(nsIOutputStream* aStream,
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nsIRDFResource* aResource,
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nsIRDFResource* aProperty,
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nsIRDFLiteral* aValue);
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nsresult
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SerializeChildAssertion(nsIOutputStream* aStream,
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nsIRDFResource* aResource,
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nsIRDFResource* aProperty,
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nsIRDFNode* aValue);
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nsresult
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SerializeProperty(nsIOutputStream* aStream,
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nsIRDFResource* aResource,
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nsIRDFResource* aProperty,
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PRBool aInline,
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PRInt32* aSkipped);
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PRBool
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IsContainerProperty(nsIRDFResource* aProperty);
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nsresult
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SerializeDescription(nsIOutputStream* aStream,
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nsIRDFResource* aResource);
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nsresult
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SerializeMember(nsIOutputStream* aStream,
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nsIRDFResource* aContainer,
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nsIRDFNode* aMember);
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nsresult
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SerializeContainer(nsIOutputStream* aStream,
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nsIRDFResource* aContainer);
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nsresult
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SerializePrologue(nsIOutputStream* aStream);
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nsresult
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SerializeEpilogue(nsIOutputStream* aStream);
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nsresult
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CollectNamespaces();
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nsresult
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EnsureNameSpaceFor(nsIRDFResource* aResource);
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PRBool
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IsA(nsIRDFDataSource* aDataSource, nsIRDFResource* aResource, nsIRDFResource* aType);
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nsCOMPtr<nsIRDFDataSource> mDataSource;
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nsNameSpaceMap mNameSpaces;
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nsXPIDLCString mBaseURLSpec;
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static PRInt32 gRefCnt;
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static nsIRDFResource* kRDF_instanceOf;
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static nsIRDFResource* kRDF_type;
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static nsIRDFResource* kRDF_nextVal;
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static nsIRDFResource* kRDF_Bag;
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static nsIRDFResource* kRDF_Seq;
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static nsIRDFResource* kRDF_Alt;
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static nsIRDFContainerUtils* gRDFC;
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};
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#endif // nsRDFXMLSerializer_h__
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