code: public static void setTag(String tag) {
          d("Changing log tag to %s", tag);
          TAG = tag;
  
          // Reinitialize the DEBUG "constant"
          DEBUG = Log.isLoggable(TAG, Log.VERBOSE);
      }
docs: Customize the log tag for your application, so that other apps
  using Volley don't mix their logs with yours.
  <br />
  Enable the log property for your tag before starting your app:
  <br />
  {@code adb shell setprop log.tag.&lt;tag&gt;}