Example usage for java.lang Thread MIN_PRIORITY

Introduction

In this page you can find the example usage for java.lang Thread MIN_PRIORITY.

Prototype

int MIN_PRIORITY

To view the source code for java.lang Thread MIN_PRIORITY.

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Document

The minimum priority that a thread can have.

Usage

From source file:gda.gui.text.parameter.EpicsPanelParameterListener.java

@Override
public void vetoableChange(final PropertyChangeEvent e) throws PropertyVetoException {
    if (putTimeOut != null) {
        java.awt.Component c = null;
        Object obj = e.getSource();
        if (obj instanceof ParametersPanelBuilder.ParameterChangeEventSource) {
            Object field = ((ParametersPanelBuilder.ParameterChangeEventSource) obj).parameterField.field;
            if (field instanceof java.awt.Component) {
                c = (java.awt.Component) field;
            }/* ww  w  . jav  a 2s .c  o  m*/
        }
        if (c != null)
            c.setCursor(java.awt.Cursor.getPredefinedCursor(java.awt.Cursor.WAIT_CURSOR));
        vetoableChangeinNewThread(e);
        if (c != null)
            c.setCursor(java.awt.Cursor.getPredefinedCursor(java.awt.Cursor.DEFAULT_CURSOR));
    } else {
        Thread t = uk.ac.gda.util.ThreadManager.getThread(new Runnable() {
            @Override
            public void run() {
                try {
                    vetoableChangeinNewThread(e);
                } catch (Exception ex) {
                    exceptionUtils.logException(logger, "vetoableChange", ex);
                }
            }
        });
        t.setPriority(java.lang.Thread.MIN_PRIORITY);
        t.start();
    }
}

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From source file:com.salas.bb.whatshot.LinkResolver.java

/**
 * Creates a link resolver for a given listener.
 *
 * @param listener listner./*from w  ww.j  a va 2 s  .  c  o  m*/
 *
 * @throws IllegalArgumentException if listener is <code>NULL</code>.
 */
public LinkResolver(ILinkResolverListener listener) {
    if (listener == null)
        throw new IllegalArgumentException("Listener can't be NULL");

    this.listener = listener;

    executor = ExecutorFactory
            .createPooledExecutor(new NamingThreadFactory("Link Resolver", Thread.MIN_PRIORITY), 5, 1000);
}

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From source file:com.searchcode.app.jobs.IndexGitRepoJob.java

public void execute(JobExecutionContext context) throws JobExecutionException {
    Thread.currentThread().setPriority(Thread.MIN_PRIORITY);

    while (CodeIndexer.shouldPauseAdding()) {
        Singleton.getLogger().info("Pausing parser.");
        return;//from w ww.j ava2 s .  c o m
    }

    // Pull the next repo to index from the queue
    UniqueRepoQueue repoQueue = Singleton.getUniqueGitRepoQueue();

    RepoResult repoResult = repoQueue.poll();
    AbstractMap<String, Integer> runningIndexGitRepoJobs = Singleton.getRunningIndexRepoJobs();

    if (repoResult != null && !runningIndexGitRepoJobs.containsKey(repoResult.getName())) {
        Singleton.getLogger().info("Indexing " + repoResult.getName());
        try {
            runningIndexGitRepoJobs.put(repoResult.getName(), (int) (System.currentTimeMillis() / 1000));

            JobDataMap data = context.getJobDetail().getJobDataMap();

            String repoName = repoResult.getName();
            String repoRemoteLocation = repoResult.getUrl();
            String repoUserName = repoResult.getUsername();
            String repoPassword = repoResult.getPassword();
            String repoBranch = repoResult.getBranch();

            String repoLocations = data.get("REPOLOCATIONS").toString();
            this.LOWMEMORY = Boolean.parseBoolean(data.get("LOWMEMORY").toString());

            // Check if sucessfully cloned, and if not delete and restart
            boolean cloneSucess = checkCloneUpdateSucess(repoLocations + repoName);
            if (cloneSucess == false) {
                // Delete the folder and delete from the index
                try {
                    FileUtils.deleteDirectory(new File(repoLocations + "/" + repoName + "/"));
                    CodeIndexer.deleteByReponame(repoName);
                } catch (IOException ex) {
                    Singleton.getLogger().warning("ERROR - caught a " + ex.getClass() + " in " + this.getClass()
                            + "\n with message: " + ex.getMessage());
                }
            }
            deleteCloneUpdateSuccess(repoLocations + "/" + repoName);

            String repoGitLocation = repoLocations + "/" + repoName + "/.git/";

            File f = new File(repoGitLocation);
            boolean existingRepo = f.exists();
            boolean useCredentials = repoUserName != null && !repoUserName.isEmpty();
            RepositoryChanged repositoryChanged = null;

            if (existingRepo) {
                repositoryChanged = this.updateGitRepository(repoName, repoRemoteLocation, repoUserName,
                        repoPassword, repoLocations, repoBranch, useCredentials);
            } else {
                repositoryChanged = this.cloneGitRepository(repoName, repoRemoteLocation, repoUserName,
                        repoPassword, repoLocations, repoBranch, useCredentials);
            }

            // Write file indicating we have sucessfully cloned
            createCloneUpdateSuccess(repoLocations + "/" + repoName);
            // If the last index was not sucessful, then trigger full index
            boolean indexsuccess = checkIndexSucess(repoGitLocation);

            if (repositoryChanged.isChanged() || indexsuccess == false) {
                Singleton.getLogger().info("Update found indexing " + repoRemoteLocation);
                this.updateIndex(repoName, repoLocations, repoRemoteLocation, existingRepo, repositoryChanged);
            }
        } finally {
            // Clean up the job
            runningIndexGitRepoJobs.remove(repoResult.getName());
        }
    }
}

---

From source file:gate.Main.java

/** Run the user interface. */
protected static void runGui() throws GateException {

    Thread.currentThread().setPriority(Thread.MIN_PRIORITY);

    // initialise the library and load user CREOLE directories
    try {//from  ww  w.  ja  va2  s .  co  m
        Gate.init();
    } catch (Throwable t) {
        log.error("Problem while initialising GATE", t);
        int selection = JOptionPane.showOptionDialog(null,
                "Error during initialisation:\n" + t.toString() + "\nDo you still want to start GATE?", "GATE",
                JOptionPane.YES_NO_OPTION, JOptionPane.ERROR_MESSAGE, null,
                new String[] { "Cancel", "Start anyway" }, "Cancel");
        if (selection != 1) {
            System.exit(1);
        }
    }

    //create the main frame, show it
    SwingUtilities.invokeLater(new Runnable() {
        @Override
        public void run() {
            GraphicsConfiguration gc = GraphicsEnvironment.getLocalGraphicsEnvironment()
                    .getDefaultScreenDevice().getDefaultConfiguration();

            //this needs to run before any GUI component is constructed.
            applyUserPreferences();

            //all the defaults tables have been updated; build the GUI
            frame = MainFrame.getInstance(gc);
            if (DEBUG)
                Out.prln("constructing GUI");

            // run the GUI
            frame.setTitleChangable(true);
            frame.setTitle(name + " " + version + " build " + build);

            // Set title from Java properties
            String title = System.getProperty(GateConstants.TITLE_JAVA_PROPERTY_NAME);
            if (title != null) {
                frame.setTitle(title);
            } // if
            frame.setTitleChangable(false);

            // Set icon from Java properties
            // iconName could be absolute or "gate:/img/..."
            String iconName = System.getProperty(GateConstants.APP_ICON_JAVA_PROPERTY_NAME);
            if (iconName != null) {
                try {
                    frame.setIconImage(Toolkit.getDefaultToolkit().getImage(new URL(iconName)));
                } catch (MalformedURLException mue) {
                    log.warn("Could not load application icon.", mue);
                }
            } // if

            // Validate frames that have preset sizes
            frame.validate();

            // Center the window
            Rectangle screenBounds = gc.getBounds();
            Dimension screenSize = screenBounds.getSize();
            Dimension frameSize = frame.getSize();
            if (frameSize.height > screenSize.height) {
                frameSize.height = screenSize.height;
            }
            if (frameSize.width > screenSize.width) {
                frameSize.width = screenSize.width;
            }
            frame.setLocation((screenSize.width - frameSize.width) / 2,
                    (screenSize.height - frameSize.height) / 2);

            frame.setVisible(true);

            //load session if required and available;
            //do everything from a new thread.
            Runnable runnable = new Runnable() {
                @Override
                public void run() {
                    try {
                        File sessionFile = Gate.getUserSessionFile();
                        if (sessionFile.exists()) {
                            MainFrame.lockGUI("Loading saved session...");
                            PersistenceManager.loadObjectFromFile(sessionFile);
                        }
                    } catch (Exception e) {
                        log.warn("Failed to load session data", e);
                    } finally {
                        MainFrame.unlockGUI();
                    }
                }
            };
            Thread thread = new Thread(Thread.currentThread().getThreadGroup(), runnable, "Session loader");
            thread.setPriority(Thread.MIN_PRIORITY);
            thread.start();
        }
    });
    registerCreoleUrls();
}

---

From source file:org.alfresco.repo.content.replication.ContentStoreReplicator.java

/**
 * Kick off the replication thread.  If one is already busy, then this method does
 * nothing.//from w  w  w .  j a  v  a2s .  c  om
 */
public synchronized void start() {
    if (busy) {
        return;
    }
    // create a low-priority, daemon thread to do the work
    Runnable runnable = new ReplicationRunner();
    Thread thread = new Thread(runnable);
    thread.setName("ContentStoreReplicator");
    thread.setPriority(Thread.MIN_PRIORITY);
    thread.setDaemon(true);
    // start it
    thread.start();
    busy = true;
}

---

From source file:org.xwiki.extension.job.history.internal.DefaultExtensionJobHistory.java

@Override
public void initialize() throws InitializationException {
    load();/*  w w w .j  a  v  a  2  s  .co m*/

    Thread saveThread = new Thread(new SaveRunnable());
    saveThread.setName("XWiki's extension job history saving thread");
    saveThread.setDaemon(true);
    saveThread.setPriority(Thread.MIN_PRIORITY);
    saveThread.start();
}

---

From source file:org.mythtv.client.MainApplication.java

private static void initImageLoader(Context context) {

    File cacheDir = new File(context.getCacheDir(), "images");
    if (!cacheDir.exists()) {
        cacheDir.mkdir();/*from www  .j  a v a2  s  .c  o  m*/
    }

    // This configuration tuning is custom. You can tune every option, you may tune some of them, 
    // or you can create default configuration by
    //  ImageLoaderConfiguration.createDefault(this);
    // method.
    ImageLoaderConfiguration config = new ImageLoaderConfiguration.Builder(context).threadPoolSize(5)
            .threadPriority(Thread.MIN_PRIORITY + 3).denyCacheImageMultipleSizesInMemory()
            .memoryCache(new WeakMemoryCache()).discCache(new UnlimitedDiscCache(cacheDir)).build();

    // Initialize ImageLoader with configuration.
    ImageLoader.getInstance().init(config);

    L.disableLogging();
}

---

From source file:net.sf.jabref.JabRefExecutorService.java

public void executeWithLowPriorityInOwnThreadAndWait(Runnable runnable) {
    Thread thread = new Thread(runnable);
    thread.setName("JabRef low prio");
    startedThreads.add(thread);//from w  w w  . j  a v a 2  s . c o m
    thread.setPriority(Thread.MIN_PRIORITY);
    thread.start();

    waitForThreadToFinish(thread);
}

---

From source file:BufferedImageThread.java

public void start() {
    thread = new Thread(this);
    thread.setPriority(Thread.MIN_PRIORITY);
    thread.start();
}

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From source file:com.adito.rss.FeedManager.java

/**
 * Start checking for feed updates//from ww w.  j av  a  2 s .  c  om
 * 
 * @throws IllegalStateException if already updating
 */
public void startUpdating() {
    if (running) {
        throw new IllegalStateException("Already updating.");
    }
    try {
        loadAvailable();
    } catch (Exception e) {
        log.error("Failed to get initial feeds. Next update attempt will occur in 4 hours", e);
        interval = FOUR_HOURS_MILLIS;
    }

    thread = new Thread(this, "FeedManager");
    thread.setPriority(Thread.MIN_PRIORITY);
    running = true;

    if (!isTestMode()) {
        thread.start();
    }
}

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