code: private final static boolean makeNoise() {
          if (debugDiagnosticModules == null) {
              debugDiagnosticModules = Boolean.valueOf(Boolean.getBoolean(DEBUG_DM_PROPERTY));
          }
          return debugDiagnosticModules.booleanValue();
      }
docs: Lazy check for system property (wait until a DiagnosticModule is
  constructed) to see whether or not we should be making noise for badly
  formed modules.
  
  @return true if we should make noise