xref: /aoo41x/main/binaryurp/source/writer.hxx (revision cdf0e10c)
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27 
28 #ifndef INCLUDED_BINARYURP_SOURCE_WRITER_HXX
29 #define INCLUDED_BINARYURP_SOURCE_WRITER_HXX
30 
31 #include "sal/config.h"
32 
33 #include <cstddef>
34 #include <deque>
35 #include <vector>
36 
37 #include "boost/noncopyable.hpp"
38 #include "osl/conditn.hxx"
39 #include "osl/mutex.hxx"
40 #include "osl/thread.hxx"
41 #include "rtl/byteseq.hxx"
42 #include "rtl/ref.hxx"
43 #include "rtl/ustring.hxx"
44 #include "sal/types.h"
45 #include "salhelper/simplereferenceobject.hxx"
46 #include "typelib/typedescription.hxx"
47 #include "uno/dispatcher.hxx"
48 
49 #include "binaryany.hxx"
50 #include "marshal.hxx"
51 #include "writerstate.hxx"
52 
53 namespace binaryurp { class Bridge; }
54 
55 namespace binaryurp {
56 
57 class Writer:
58     public osl::Thread, public salhelper::SimpleReferenceObject,
59     private boost::noncopyable
60 {
61 public:
62     static void * operator new(std::size_t size)
63     { return Thread::operator new(size); }
64 
65     static void operator delete(void * pointer)
66     { Thread::operator delete(pointer); }
67 
68     explicit Writer(rtl::Reference< Bridge > const & bridge);
69 
70     // Only called from Bridge::reader_ thread, and only before Bridge::writer_
71     // thread is unblocked:
72     void sendDirectRequest(
73         rtl::ByteSequence const & tid, rtl::OUString const & oid,
74         com::sun::star::uno::TypeDescription const & type,
75         com::sun::star::uno::TypeDescription const & member,
76         std::vector< BinaryAny > const & inArguments);
77 
78     // Only called from Bridge::reader_ thread, and only before Bridge::writer_
79     // thread is unblocked:
80     void sendDirectReply(
81         rtl::ByteSequence const & tid,
82         com::sun::star::uno::TypeDescription const & member,
83         bool exception, BinaryAny const & returnValue,
84         std::vector< BinaryAny > const & outArguments);
85 
86     void queueRequest(
87         rtl::ByteSequence const & tid, rtl::OUString const & oid,
88         com::sun::star::uno::TypeDescription const & type,
89         com::sun::star::uno::TypeDescription const & member,
90         std::vector< BinaryAny > const & inArguments);
91 
92     void queueReply(
93         rtl::ByteSequence const & tid,
94         com::sun::star::uno::TypeDescription const & member, bool setter,
95         bool exception, BinaryAny const & returnValue,
96         std::vector< BinaryAny > const & outArguments,
97         bool setCurrentContextMode);
98 
99     void unblock();
100 
101     void stop();
102 
103 private:
104     virtual ~Writer();
105 
106     virtual void SAL_CALL run();
107 
108     virtual void SAL_CALL onTerminated();
109 
110     void sendRequest(
111         rtl::ByteSequence const & tid, rtl::OUString const & oid,
112         com::sun::star::uno::TypeDescription const & type,
113         com::sun::star::uno::TypeDescription const & member,
114         std::vector< BinaryAny > const & inArguments, bool currentContextMode,
115         com::sun::star::uno::UnoInterfaceReference const & currentContext);
116 
117     void sendReply(
118         rtl::ByteSequence const & tid,
119         com::sun::star::uno::TypeDescription const & member, bool setter,
120         bool exception, BinaryAny const & returnValue,
121         std::vector< BinaryAny > const & outArguments);
122 
123     void sendMessage(std::vector< unsigned char > const & buffer);
124 
125     struct Item {
126         Item();
127 
128         // Request:
129         Item(
130             rtl::ByteSequence const & theTid, rtl::OUString const & theOid,
131             com::sun::star::uno::TypeDescription const & theType,
132             com::sun::star::uno::TypeDescription const & theMember,
133             std::vector< BinaryAny > const & inArguments,
134             com::sun::star::uno::UnoInterfaceReference const &
135                 theCurrentContext);
136 
137         // Reply:
138         Item(
139             rtl::ByteSequence const & theTid,
140             com::sun::star::uno::TypeDescription const & theMember,
141             bool theSetter, bool theException, BinaryAny const & theReturnValue,
142             std::vector< BinaryAny > const & outArguments,
143             bool theSetCurrentContextMode);
144 
145         bool request;
146 
147         rtl::ByteSequence tid; // request + reply
148 
149         rtl::OUString oid; // request
150 
151         com::sun::star::uno::TypeDescription type; // request
152 
153         com::sun::star::uno::TypeDescription member; // request + reply
154 
155         bool setter; // reply
156 
157         std::vector< BinaryAny > arguments;
158             // request: inArguments; reply: outArguments
159 
160         bool exception; // reply
161 
162         BinaryAny returnValue; // reply
163 
164         com::sun::star::uno::UnoInterfaceReference currentContext; // request
165 
166         bool setCurrentContextMode; // reply
167     };
168 
169     rtl::Reference< Bridge > bridge_;
170     WriterState state_;
171     Marshal marshal_;
172     com::sun::star::uno::TypeDescription lastType_;
173     rtl::OUString lastOid_;
174     rtl::ByteSequence lastTid_;
175     osl::Condition unblocked_;
176     osl::Condition items_;
177 
178     osl::Mutex mutex_;
179     std::deque< Item > queue_;
180     bool stop_;
181 };
182 
183 }
184 
185 #endif
186