closeUnderLock();
            return currentRoot.empty();
        }
    }

    @Override
    public boolean isWatchingAnyLocations() {
        FileWatcherRegistry watchRegistry = this.watchRegistry;
        if (watchRegistry != null) {
            return watchRegistry.isWatchingAnyLocations();
        }
        return false;
    }

            handler.stopWatchingAfterError();
        });
        thread.start();
        return thread;
    }

    @Override
    public boolean isWatchingAnyLocations() {
        return !fileWatcherUpdater.getWatchedFiles().isEmpty();
    }

    @Override
    public void registerWatchableHierarchy(File watchableHierarchy, SnapshotHierarchy root) {

                    return lastResult;
                } else if (!continuousBuildTriggerHandler.hasBeenTriggered() && !virtualFileSystem.isWatchingAnyLocations()) {
                    logger.println().withStyle(StyledTextOutput.Style.Failure).println("Exiting continuous build as Gradle does not watch any file system locations.");
                    return lastResult;

    def executorService = Executors.newCachedThreadPool()
    def fileSystemIsWatchingAnyLocations = true
    def virtualFileSystem = Stub(BuildLifecycleAwareVirtualFileSystem) {
        isWatchingAnyLocations() >> {
            fileSystemIsWatchingAnyLocations
        }
    }

    def executer = executer()

    private File file = new File('file').absoluteFile