Apache log4cxx Version 0.13.0
objectoutputstream.h
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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#ifndef _LOG4CXX_HELPERS_OBJECTOUTPUTSTREAM_H
19#define _LOG4CXX_HELPERS_OBJECTOUTPUTSTREAM_H
20
22#include <log4cxx/mdc.h>
25
26namespace log4cxx
27{
28namespace helpers
29{
33class LOG4CXX_EXPORT ObjectOutputStream : public Object
34{
35 public:
40
41 ObjectOutputStream(OutputStreamPtr os, Pool& p);
43
44 void close(Pool& p);
45 void flush(Pool& p);
46 void reset(Pool& p);
47
48 void writeObject(const LogString&, Pool& p);
49 void writeUTFString(const std::string&, Pool& p);
50 void writeObject(const MDC::Map& mdc, Pool& p);
51 void writeInt(int val, Pool& p);
52 void writeLong(log4cxx_time_t val, Pool& p);
53 void writeProlog(const char* className,
54 int classDescIncrement,
55 char* bytes,
56 size_t len,
57 Pool& p);
58 void writeNull(Pool& p);
59
60 enum { STREAM_MAGIC = 0xACED };
61 enum { STREAM_VERSION = 5 };
62 enum
63 {
64 TC_NULL = 0x70,
65 TC_REFERENCE = 0x71,
66 TC_CLASSDESC = 0x72,
67 TC_OBJECT = 0x73,
68 TC_STRING = 0x74,
69 TC_ARRAY = 0x75,
70 TC_CLASS = 0x76,
71 TC_BLOCKDATA = 0x77,
72 TC_ENDBLOCKDATA = 0x78,
73 TC_RESET = 0x79
74 };
75 enum
76 {
77 SC_WRITE_METHOD = 0x01,
78 SC_SERIALIZABLE = 0x02
79 };
80
81 void writeByte(char val, Pool& p);
82 void writeBytes(const char* bytes, size_t len, Pool& p);
83
84 private:
86 ObjectOutputStream& operator=(const ObjectOutputStream&);
87
88 OutputStreamPtr os;
89 log4cxx::helpers::CharsetEncoderPtr utf8Encoder;
90 const unsigned int objectHandleDefault;
91 unsigned int objectHandle;
92 typedef std::map<std::string, unsigned int> ClassDescriptionMap;
93 ClassDescriptionMap* classDescriptions;
94};
95
97} // namespace helpers
98
99} //namespace log4cxx
100
101#endif //_LOG4CXX_HELPERS_OUTPUTSTREAM_H
102
The MDC class is similar to the NDC class except that it is based on a map instead of a stack.
Definition: mdc.h:42
Emulates java serialization.
Definition: objectoutputstream.h:34
void writeByte(char val, Pool &p)
void writeBytes(const char *bytes, size_t len, Pool &p)
base class for java-like objects.
Definition: object.h:102
Definition: pool.h:33
LOG4CXX_PTR_DEF(AppenderAttachableImpl)
Definition: messagehandler.h:23
std::basic_string< logchar > LogString
Definition: logstring.h:66
#define LOG4CXX_CAST_ENTRY(Interface)
Definition: object.h:153
#define DECLARE_ABSTRACT_LOG4CXX_OBJECT(object)
Definition: object.h:26
#define END_LOG4CXX_CAST_MAP()
Definition: object.h:147
#define BEGIN_LOG4CXX_CAST_MAP()
Definition: object.h:141