2007-12-27 13:34:03 -08:00
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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is mozilla.org code.
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*
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* The Initial Developer of the Original Code is
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* Mozilla Corporation.
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* Portions created by the Initial Developer are Copyright (C) 2007
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* Robert Sayre <sayrer@gmail.com>
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#ifndef nsJSON_h__
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#define nsJSON_h__
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2008-09-30 23:13:58 -07:00
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#include "jsapi.h"
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2007-12-27 13:34:03 -08:00
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#include "nsIJSON.h"
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#include "nsString.h"
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#include "nsCOMPtr.h"
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#include "nsIOutputStream.h"
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#include "nsIUnicodeEncoder.h"
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#include "nsIUnicodeDecoder.h"
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#include "nsIRequestObserver.h"
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#include "nsIStreamListener.h"
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#include "nsTArray.h"
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2008-02-06 23:19:26 -08:00
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class nsIURI;
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2008-08-11 12:06:27 -07:00
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class NS_STACK_CLASS nsJSONWriter
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2007-12-27 13:34:03 -08:00
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{
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public:
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nsJSONWriter();
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nsJSONWriter(nsIOutputStream *aStream);
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virtual ~nsJSONWriter();
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nsresult SetCharset(const char *aCharset);
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nsCOMPtr<nsIOutputStream> mStream;
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nsresult Write(const PRUnichar *aBuffer, PRUint32 aLength);
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2008-02-06 23:19:26 -08:00
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nsString mOutputString;
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PRBool DidWrite();
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void FlushBuffer();
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2007-12-27 13:34:03 -08:00
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protected:
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PRUnichar *mBuffer;
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PRUint32 mBufferCount;
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PRBool mDidWrite;
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2007-12-27 13:34:03 -08:00
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nsresult WriteToStream(nsIOutputStream *aStream, nsIUnicodeEncoder *encoder,
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const PRUnichar *aBuffer, PRUint32 aLength);
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nsCOMPtr<nsIUnicodeEncoder> mEncoder;
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};
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class nsJSON : public nsIJSON
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{
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public:
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nsJSON();
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virtual ~nsJSON();
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NS_DECL_ISUPPORTS
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NS_DECL_NSIJSON
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protected:
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nsresult EncodeInternal(nsJSONWriter *writer);
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nsresult DecodeInternal(nsIInputStream *aStream,
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PRInt32 aContentLength,
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PRBool aNeedsConverter);
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2008-02-06 23:19:26 -08:00
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nsCOMPtr<nsIURI> mURI;
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2007-12-27 13:34:03 -08:00
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};
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2010-06-10 11:11:11 -07:00
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nsresult
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2007-12-27 13:34:03 -08:00
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NS_NewJSON(nsISupports* aOuter, REFNSIID aIID, void** aResult);
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class nsJSONListener : public nsIStreamListener
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{
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public:
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nsJSONListener(JSContext *cx, jsval *rootVal, PRBool needsConverter);
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virtual ~nsJSONListener();
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NS_DECL_ISUPPORTS
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NS_DECL_NSIREQUESTOBSERVER
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NS_DECL_NSISTREAMLISTENER
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protected:
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2008-09-30 23:13:58 -07:00
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PRBool mNeedsConverter;
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JSONParser *mJSONParser;
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2007-12-27 13:34:03 -08:00
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JSContext *mCx;
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jsval *mRootVal;
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nsCOMPtr<nsIUnicodeDecoder> mDecoder;
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nsCString mSniffBuffer;
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nsresult ProcessBytes(const char* aBuffer, PRUint32 aByteLength);
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nsresult ConsumeConverted(const char* aBuffer, PRUint32 aByteLength);
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nsresult Consume(const PRUnichar *data, PRUint32 len);
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2008-09-30 23:13:58 -07:00
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void Cleanup();
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2007-12-27 13:34:03 -08:00
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};
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#endif
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