Swarm-NG  1.1
writer.cpp
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18 
24 #include "../common.hpp"
25 #include "../plugin.hpp"
26 
27 #include "writer.h"
28 
29 namespace swarm { namespace log {
30 
38 /* Must use factory class to dynamically load integrator subclass
39  * instead of using constructor. Done so that users can define their
40  * own writers that the swarm code does not need to know about at
41  * compile time
42  */
43 
44 Pwriter writer::create(const config& cfg)
45 {
46  Pwriter w;
47 
48  std::string name = cfg.optional(std::string("log_writer") , std::string("null") );
49  std::string plugin_name = "writer_" + name;
50 
51  try {
52  w.reset( (writer*) (plugin::instance(plugin_name,cfg)) );
53  }catch(plugin_not_found& e){
54  ERROR("Log writer " + name + " not found.");
55  }
56 
57  return w;
58 }
59 } } // namespace log::swarm