conf.setName(configName);
conf.loadConfiguration();
TraceFilter filter=new TraceFilter();
filter.setTraceFilterName(configName);
filter.loadConfiguration();
Activator.getDefault().setTracer(new Tracer(conf, filter));
for(TraceListener listener : Activator.getDefault().getListeners())
Activator.getDefault().getTracer().addListener(listener);