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ParamServer - automatic case conversion for parameter names

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This commit is contained in:
Pavel Kirienko
2015-03-21 00:12:06 +03:00
parent 241ae8a538
commit 80c2c175aa
3 changed files with 111 additions and 2 deletions
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libuavcan/include/uavcan/protocol/param_server.hpp
+27 -1
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@@ -79,22 +79,48 @@ class UAVCAN_EXPORT ParamServer
void (ParamServer::*)(const protocol::param::ExecuteOpcode::Request&,
protocol::param::ExecuteOpcode::Response&)> ExecuteOpcodeCallback;
public:
/**
* This class can automatically enforce that parameter names are not case-sensitive, by means of
* automatic conversion to either upper or lower case whenever a parameter name is received.
* For instance, if the lower-case conversion is enabled, then a UAVCAN request for a parameter
* named "Foo" will be passed to the application as "foo". Similarly, when the application reports
* that it has a parameter named "FOO", the class will convert the name to "foo".
*/
enum ParamNameCaseConversion
{
ParamNameCaseConversionDisabled, ///< Do not convert parameter names. The case will remain intact.
ParamNameCaseConversionToLower, ///< Convert parameter names to lower case.
ParamNameCaseConversionToUpper ///< Convert parameter names to upper case.
};
private:
ServiceServer<protocol::param::GetSet, GetSetCallback> get_set_srv_;
ServiceServer<protocol::param::ExecuteOpcode, ExecuteOpcodeCallback> save_erase_srv_;
IParamManager* manager_;
const ParamNameCaseConversion param_name_case_conversion_mode_;
static bool isValueNonEmpty(const protocol::param::Value& value);
void convertParamNameCase(IParamManager::ParamName& name) const;
void handleGetSet(const protocol::param::GetSet::Request& request, protocol::param::GetSet::Response& response);
void handleExecuteOpcode(const protocol::param::ExecuteOpcode::Request& request,
protocol::param::ExecuteOpcode::Response& response);
public:
explicit ParamServer(INode& node)
/**
* @param param_name_case_conversion Specifies the parameter name conversion mode. Lower case is default,
* which means that an external request for a parameter named "Foo" will
* be relayed to the application as "foo".
*/
explicit ParamServer(INode& node,
ParamNameCaseConversion param_name_case_conversion = ParamNameCaseConversionToLower)
: get_set_srv_(node)
, save_erase_srv_(node)
, manager_(NULL)
, param_name_case_conversion_mode_(param_name_case_conversion)
{ }
/**