code: public Trace getTrace(Class sourceClass,
                            String traceGroup) {
          synchronized (activeTrace) {
              TraceImpl traceImpl = new TraceImpl(sourceClass, traceGroup, this);
              activeTrace.put(sourceClass, traceImpl);
              try {
                  applyActiveTrace();
              } catch (java.io.IOException exception) {
                  System.out.println(cclass + ":getTrace() exception" + exception);
                  exception.printStackTrace();
              } // try.
  
              return traceImpl;
          } // synchronized (activeTrace).
      }
docs: /*
  (non-Javadoc)
  
  @see com.ibm.ws.objectManager.utils.TraceFactory#getTrace(java.lang.Class, java.lang.String)