docs: public void close() throws IOException {
      	if(com.ibm.ejs.ras.TraceComponent.isAnyTracingEnabled()&&logger.isLoggable(Level.FINE)){   	// PM12137
      		logger.logp(Level.FINE, CLASS_NAME, "close", "this=["+this+"]");						// PM12137
      	}																							// PM12137
  
      	if (writer != null) {
      		writer.close();
      	} else {
      		//PK33136
      		closed = true;
      		strBuffer = null;
      		//PK33136
      	}
      }