Method run

src/main/java/jace/library/MediaCache.java:308–332

()

                long timeCheck = 0;

                @Override
                public void run() {
                    while (true) {
                        try {
                            Thread.sleep(DELAY_BEFORE_PERSISTING_LIBRARY / 2);
                            // Wait half the delay before capturing the value
                            // this will help avoid unnecessary delays when the
                            // library is updated a bunch in a small interval of time
                            timeCheck = lastDirtyMarker;
                            Thread.sleep(DELAY_BEFORE_PERSISTING_LIBRARY / 2);
                        } catch (InterruptedException ex) {
                            Logger.getLogger(MediaCache.class.getName()).log(Level.SEVERE, null, ex);
                            continue;
                        }
                        // If the invalidation time stamp changed again wait longer
                        if (timeCheck != lastDirtyMarker) {
                            continue;
                        }
                        writeLibraryToDisk();
                        // If the invalidation stamp wasn't changed then the worker can exit
                        if (timeCheck == lastDirtyMarker) {
                            break;
                        }
                    }
                }
            });
            writerWorker.start();
        }