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StringMessageBuilder.h
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1 /*
2  * This library is free software; you can redistribute it and/or
3  * modify it under the terms of the GNU Lesser General Public
4  * License as published by the Free Software Foundation; either
5  * version 2.1 of the License, or (at your option) any later version.
6  *
7  * This library is distributed in the hope that it will be useful,
8  * but WITHOUT ANY WARRANTY; without even the implied warranty of
9  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
10  * Lesser General Public License for more details.
11  *
12  * You should have received a copy of the GNU Lesser General Public
13  * License along with this library; if not, write to the Free Software
14  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
15  *
16  * StringMessageBuilder.h
17  * Builds a Message object from a list of strings & a Descriptor.
18  * Copyright (C) 2011 Simon Newton
19  */
20 
29 #ifndef INCLUDE_OLA_RDM_STRINGMESSAGEBUILDER_H_
30 #define INCLUDE_OLA_RDM_STRINGMESSAGEBUILDER_H_
31 
32 #include <ola/messaging/DescriptorVisitor.h>
33 #include <stack>
34 #include <string>
35 #include <vector>
36 
37 namespace ola {
38 
39 namespace messaging {
40 class Descriptor;
41 class MessageFieldInterface;
42 class Message;
43 }
44 
45 namespace rdm {
46 
52  public:
55 
56  // we handle descending into groups ourself
57  bool Descend() const { return false; }
58  const ola::messaging::Message *GetMessage(
59  const std::vector<std::string> &inputs,
60  const class ola::messaging::Descriptor *descriptor);
61  const std::string GetError() const { return m_error_string; }
62 
63  void Visit(const ola::messaging::BoolFieldDescriptor*);
64  void Visit(const ola::messaging::IPV4FieldDescriptor*);
65  void Visit(const ola::messaging::MACFieldDescriptor*);
66  void Visit(const ola::messaging::UIDFieldDescriptor*);
67  void Visit(const ola::messaging::StringFieldDescriptor*);
68  void Visit(const ola::messaging::UInt8FieldDescriptor*);
69  void Visit(const ola::messaging::UInt16FieldDescriptor*);
70  void Visit(const ola::messaging::UInt32FieldDescriptor*);
71  void Visit(const ola::messaging::Int8FieldDescriptor*);
72  void Visit(const ola::messaging::Int16FieldDescriptor*);
73  void Visit(const ola::messaging::Int32FieldDescriptor*);
74  void Visit(const ola::messaging::FieldDescriptorGroup*);
75  void PostVisit(const ola::messaging::FieldDescriptorGroup*);
76 
77  private:
78  std::vector<std::string> m_inputs;
79  std::stack<
80  std::vector<const ola::messaging::MessageFieldInterface*> > m_groups;
81  unsigned int m_offset, m_input_size, m_group_instance_count;
82  bool m_error;
83  std::string m_error_string;
84 
85  bool StopParsing() const;
86  void SetError(const std::string &error);
87 
88  template<typename type>
89  void VisitInt(const ola::messaging::IntegerFieldDescriptor<type> *);
90 
91  void InitVars(const std::vector<std::string> &inputs);
92  void CleanUpVector();
93 };
94 } // namespace rdm
95 } // namespace ola
96 #endif // INCLUDE_OLA_RDM_STRINGMESSAGEBUILDER_H_
Definition: Descriptor.h:84
Definition: DescriptorVisitor.h:43
Definition: StringMessageBuilder.h:51
Definition: Descriptor.h:122
Definition: Descriptor.h:324
Definition: Descriptor.h:141
Definition: Descriptor.h:103
Definition: Descriptor.h:160
Definition: Message.h:39
Definition: Descriptor.h:403
The namespace containing all OLA symbols.
Definition: Credentials.cpp:44
Definition: Descriptor.h:190