source: icXML/icXML-devel/src/xercesc/internal/BinMemOutputStream.hpp @ 2722

Last change on this file since 2722 was 2722, checked in by cameron, 6 years ago

Original Xerces files with import mods for icxercesc

File size: 3.6 KB
Line 
1/*
2 * Licensed to the Apache Software Foundation (ASF) under one or more
3 * contributor license agreements.  See the NOTICE file distributed with
4 * this work for additional information regarding copyright ownership.
5 * The ASF licenses this file to You under the Apache License, Version 2.0
6 * (the "License"); you may not use this file except in compliance with
7 * the License.  You may obtain a copy of the License at
8 *
9 *      http://www.apache.org/licenses/LICENSE-2.0
10 *
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
16 */
17
18/*
19 * $Id: BinMemOutputStream.hpp 932887 2010-04-11 13:04:59Z borisk $
20 */
21
22#if !defined(XERCESC_INCLUDE_GUARD_BINMEMOUTPUTSTREAM_HPP)
23#define XERCESC_INCLUDE_GUARD_BINMEMOUTPUTSTREAM_HPP
24
25#include <xercesc/framework/BinOutputStream.hpp>
26#include <icxercesc/util/PlatformUtils.hpp>
27
28XERCES_CPP_NAMESPACE_BEGIN
29
30class XMLUTIL_EXPORT BinMemOutputStream : public BinOutputStream
31{
32public :
33    // -----------------------------------------------------------------------
34    //  Constructors and Destructor
35    // -----------------------------------------------------------------------
36
37    ~BinMemOutputStream();
38
39    BinMemOutputStream
40    (
41         XMLSize_t               initCapacity = 1023
42       , MemoryManager* const    manager      = XMLPlatformUtils::fgMemoryManager
43    );
44
45    // -----------------------------------------------------------------------
46    //  Implementation of the output stream interface
47    // -----------------------------------------------------------------------
48    virtual XMLFilePos curPos() const;
49
50    virtual void writeBytes
51    (
52      const XMLByte*     const      toGo
53    , const XMLSize_t            maxToWrite
54    ) ;
55
56    // -----------------------------------------------------------------------
57    //  Getter methods
58    // -----------------------------------------------------------------------
59    const XMLByte* getRawBuffer() const;
60
61    XMLFilePos getSize() const;
62    void reset();
63
64private :
65    // -----------------------------------------------------------------------
66    //  Unimplemented methods.
67    // -----------------------------------------------------------------------
68    BinMemOutputStream(const BinMemOutputStream&);
69    BinMemOutputStream& operator=(const BinMemOutputStream&);
70
71    // -----------------------------------------------------------------------
72    //  Private helpers
73    // -----------------------------------------------------------------------
74    void ensureCapacity(const XMLSize_t extraNeeded);
75
76    // -----------------------------------------------------------------------
77    //  Private data members
78    //
79    //  fDataBuf
80    //      The pointer to the buffer data. Its grown as needed. Its always
81    //      one larger than fCapacity, to leave room for the null terminator.
82    //
83    //  fIndex
84    //      The current index into the buffer, as characters are appended
85    //      to it. If its zero, then the buffer is empty.
86    //
87    //  fCapacity
88    //      The current capacity of the buffer. Its actually always one
89    //      larger, to leave room for the null terminator.
90    //
91    // -----------------------------------------------------------------------
92    MemoryManager*  fMemoryManager;
93    XMLByte*        fDataBuf;
94    XMLSize_t       fIndex;
95    XMLSize_t       fCapacity;
96
97};
98
99
100XERCES_CPP_NAMESPACE_END
101
102#endif
103
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