secureswitools/swisistools/source/xmlparser/xerces/include/xercesc/util/NetAccessors/libWWW/BinURLInputStream.hpp
changeset 0 ba25891c3a9e
child 1 c42dffbd5b4f
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/secureswitools/swisistools/source/xmlparser/xerces/include/xercesc/util/NetAccessors/libWWW/BinURLInputStream.hpp	Thu Dec 17 08:51:10 2009 +0200
@@ -0,0 +1,122 @@
+/*
+* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description: 
+*
+*/
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (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.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/*
+ * $Id: BinURLInputStream.hpp 568078 2007-08-21 11:43:25Z amassari $
+ */
+
+#if !defined(BINURLINPUTSTREAM_HPP)
+#define BINURLINPUTSTREAM_HPP
+
+
+#include <xercesc/util/XMLURL.hpp>
+#include <xercesc/util/XMLExceptMsgs.hpp>
+#include <xercesc/util/BinInputStream.hpp>
+
+//
+// Forward reference the libWWW constructs here, so as to avoid including
+// any of the libWWW headers in this file. Just being careful in isolating
+// the files that explicitly need to include the libWWW headers.
+//
+
+struct _HTAnchor;
+
+XERCES_CPP_NAMESPACE_BEGIN
+
+//
+// This class implements the BinInputStream interface specified by the XML
+// parser.
+//
+
+class XMLUTIL_EXPORT BinURLInputStream : public BinInputStream
+{
+public :
+    BinURLInputStream(const XMLURL&  urlSource);
+    ~BinURLInputStream();
+
+    unsigned int curPos() const;
+    unsigned int readBytes
+    (
+                XMLByte* const  toFill
+        , const unsigned int    maxToRead
+    );
+    void reset();
+    unsigned int bytesAvail() const;
+
+
+private :
+    // -----------------------------------------------------------------------
+    //  Unimplemented constructors and operators
+    // -----------------------------------------------------------------------
+    BinURLInputStream(const BinURLInputStream&);
+    BinURLInputStream& operator=(const BinURLInputStream&); 
+
+    // -----------------------------------------------------------------------
+    //  Private data members
+    //
+    //  fAnchor
+    //      This is the handle that LibWWW returns for the remote file that
+    //      is being addressed.
+    //  fBuffer
+    //      This is the array in which the data is stored after reading it
+    //      of the network. The maximum size of this array is decided in the
+    //      constructor via a file specific #define.
+    //  fBufferIndex
+    //      Its the index into fBuffer and points to the next unprocessed
+    //      character. When the parser asks for more data to be read of the
+    //      stream, then fBuffer[fBufferIndex] is the first byte returned,
+    //      unless fBufferIndex equals fBufferSize indicating that all
+    //      data in the fBuffer has been processed.
+    //  fBufferSize
+    //      This represents the extent of valid data in the fBuffer array.
+    //  fRemoteFileSize
+    //      This stores the size in bytes of the remote file addressed by
+    //      this URL input stream.
+    //  fBytesProcessed
+    //      Its a rolling count of the number of bytes processed off this
+    //      input stream. Its only reset back to zero, if the stream is
+    //      reset. The maximum value this can have is fRemoteFileSize.
+    // -----------------------------------------------------------------------
+
+    struct _HTAnchor*   fAnchor;
+    XMLByte*            fBuffer;
+    unsigned int        fBufferIndex;
+    unsigned int        fBufferSize;
+    int                 fRemoteFileSize;
+    unsigned int        fBytesProcessed;
+    MemoryManager*      fMemoryManager;
+};
+
+XERCES_CPP_NAMESPACE_END
+
+#endif // BINURLINPUTSTREAM_HPP