Example usage for java.util Hashtable Hashtable

List of usage examples for java.util Hashtable Hashtable

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Introduction

In this page you can find the example usage for java.util Hashtable Hashtable.

Prototype

public Hashtable()

Source Link

Document

Constructs a new, empty hashtable with a default initial capacity (11) and load factor (0.75).

Usage

From source file:com.MainChart.java

public MainChart(String applicationTitle, String chartTitle) throws IOException {
    super(applicationTitle);
    this.multiHashtable = new Hashtable<>();
    // This will create the dataset 
    // PieDataset dataset = createDataset();
    // based on the dataset we create the chart
    final JFreeChart chart = ChartFactory.createBarChart("GPA Analysis By Country", // chart title
            "Country", // domain axis label
            "GPA", // range axis label
            createDataset(), // data
            PlotOrientation.VERTICAL, // orientation
            true, // include legend
            true, // tooltips?
            false // URLs?
    );//from   w  w  w. jav  a  2s .c  om

    chart.setBackgroundPaint(Color.white);
    CategoryPlot plot = chart.getCategoryPlot();
    plot.setBackgroundPaint(Color.lightGray);
    plot.setDomainGridlinePaint(Color.white);
    plot.setRangeGridlinePaint(Color.white);

    plot.setBackgroundPaint(SystemColor.inactiveCaption);//change background color

    //set  bar chart color

    //CategoryItemRenderer renderer = new CustomRenderer(); 
    //plot.setRenderer(renderer);
    // we put the chart into a panel
    ChartPanel chartPanel = new ChartPanel(chart);
    // default size
    chartPanel.setPreferredSize(new java.awt.Dimension(500, 270));
    // add it to our application
    setContentPane(chartPanel);

}

From source file:edu.csun.ecs.cs.multitouchj.ui.graphic.CursorCollectionDefault.java

public CursorCollectionDefault() {
    super();

    controls = new Hashtable<Integer, Control>();
}

From source file:com.nokia.helium.jpa.ORMEntityManager.java

/**  
 * Constructor./* w ww  .  j av  a 2s.co  m*/
 * @param urlPath path for which entity manager to be
 * created.
 */
@SuppressWarnings("unchecked")
public ORMEntityManager(String urlPath) throws Exception {
    String name = "metadata";
    Hashtable persistProperties = new Hashtable();
    persistProperties.put("javax.persistence.jdbc.driver", "org.apache.derby.jdbc.EmbeddedDriver");
    persistProperties.put("javax.persistence.jdbc.url", "jdbc:derby:" + urlPath);
    persistProperties.put(PersistenceUnitProperties.PERSISTENCE_CONTEXT_CLOSE_ON_COMMIT, "false");
    persistProperties.put(PersistenceUnitProperties.PERSISTENCE_CONTEXT_REFERENCE_MODE, "WEAK");
    persistProperties.put(PersistenceUnitProperties.BATCH_WRITING, "JDBC");
    persistProperties.put("eclipselink.read-only", "true");
    persistProperties.put(PersistenceUnitProperties.LOGGING_LEVEL, "warning");
    File dbFile = new File(urlPath);
    commitCountObject = new ORMCommitCount();
    if (dbFile.exists()) {
        try {
            log.debug("checking db integrity for :" + urlPath);
            if (!checkDatabaseIntegrity(urlPath)) {
                log.debug("db integrity failed cleaning up old db");
                try {
                    log.debug("deleting the url path" + urlPath);
                    FileUtils.forceDelete(dbFile);
                    log.debug("successfully removed the urlpath" + urlPath);
                } catch (java.io.IOException iex) {
                    log.debug("deleting the db directory failed", iex);
                    throw new BuildException("failed deleting corrupted db", iex);
                }
            } else {
                log.debug("db exists and trying to create entity manager");
                EntityManagerFactory factory = Persistence.createEntityManagerFactory(name, persistProperties);
                entityManager = factory.createEntityManager();
                entityManager.getTransaction().begin();
                return;
            }
        } catch (Exception ex) {
            log.debug("Failed to open the database, might be corrupted, creating new db", ex);
            try {
                FileUtils.deleteDirectory(dbFile);
            } catch (java.io.IOException iex) {
                log.debug("deleting the db directory failed");
                throw iex;
            }
        }
    }
    log.debug("url path not exists" + urlPath + "creating it");
    persistProperties.put("javax.persistence.jdbc.url", "jdbc:derby:" + urlPath + ";create=true");
    persistProperties.put(PersistenceUnitProperties.DDL_GENERATION, "create-tables");
    persistProperties.put(PersistenceUnitProperties.DDL_GENERATION_MODE, "database");
    persistProperties.put(PersistenceUnitProperties.PERSISTENCE_CONTEXT_CLOSE_ON_COMMIT, "false");
    persistProperties.put(PersistenceUnitProperties.PERSISTENCE_CONTEXT_REFERENCE_MODE, "WEAK");
    persistProperties.put(PersistenceUnitProperties.BATCH_WRITING, "JDBC");
    persistProperties.put("eclipselink.read-only", "true");
    EntityManagerFactory factory = Persistence.createEntityManagerFactory(name, persistProperties);
    entityManager = factory.createEntityManager();
    entityManager.getTransaction().begin();
    entityManager.persist(new Version());
    entityManager.getTransaction().commit();
    entityManager.clear();
    entityManager.getTransaction().begin();
}

From source file:edu.csun.ecs.cs.multitouchj.ui.graphic.WindowManagerCalibratorDefault.java

public WindowManagerCalibratorDefault() {
    controls = new Hashtable<Position, Hashtable<String, TexturedControl>>();
}

From source file:com.clican.pluto.cms.ui.listener.StartupListener.java

public void contextInitialized(ServletContextEvent event) {
    super.contextInitialized(event);
    try {/* w w  w. j ava  2 s .  c om*/
        Velocity.init(
                Thread.currentThread().getContextClassLoader().getResource("velocity.properties").getPath());
    } catch (Exception e) {
        throw new RuntimeException(e);
    }
    ApplicationContext ctx = null;
    JndiUtils.setJndiFactory(MockContextFactory.class.getName());
    Hashtable<String, String> ht = new Hashtable<String, String>();
    ht.put(Context.INITIAL_CONTEXT_FACTORY, MockContextFactory.class.getName());
    try {
        ctx = (ApplicationContext) JndiUtils.lookupObject(ApplicationContext.class.getName());
        if (ctx == null) {
            log.warn("Cannot get ApplicationContext from JNDI");
        }
    } catch (Exception e) {
        log.warn("Cannot get ApplicationContext from JNDI");
    }
    if (ctx == null) {
        ctx = (new ClassPathXmlApplicationContext(new String[] { "classpath*:META-INF/ui-*.xml", }));
    }
    XmlWebApplicationContext wac = (XmlWebApplicationContext) WebApplicationContextUtils
            .getRequiredWebApplicationContext(event.getServletContext());
    wac.setParent(ctx);
    wac.refresh();
    event.getServletContext().setAttribute(WebApplicationContext.ROOT_WEB_APPLICATION_CONTEXT_ATTRIBUTE, wac);
    Constants.ctx = wac;
}

From source file:com.alfaariss.oa.engine.user.provisioning.storage.StorageManager.java

/**
 * Creates the object.//  w ww .  j av  a2 s . c o  m
 */
public StorageManager() {
    _logger = LogFactory.getLog(StorageManager.class);
    _htStorages = new Hashtable<String, IStorage>();
}

From source file:com.adobe.acs.commons.http.headers.impl.WeeklyExpiresHeaderFilterTest.java

@Before
public void setup() throws Exception {
    properties = new Hashtable<String, Object>();
    properties.put(WeeklyExpiresHeaderFilter.PROP_EXPIRES_TIME, "02:30");

    when(componentContext.getProperties()).thenReturn(properties);
    when(componentContext.getBundleContext()).thenReturn(bundleContext);

}

From source file:EmailTree.java

public void init() {
    Hashtable h = new Hashtable();
    Hashtable paul = new Hashtable();
    paul.put("Work", addresses[0]);
    paul.put("Home", addresses[1]);
    Hashtable damian = new Hashtable();
    damian.put("Work", addresses[2]);
    damian.put("Pager", addresses[3]);
    damian.put("Home", addresses[4]);
    Hashtable angela = new Hashtable();
    angela.put("Home", addresses[5]);
    h.put("Paul", paul);
    h.put("Damian", damian);
    h.put("Angela", angela);
    tree = new JTree(h);

    DefaultTreeCellRenderer renderer = (DefaultTreeCellRenderer) tree.getCellRenderer();
    renderer.setOpenIcon(new ImageIcon("mailboxdown.gif"));
    renderer.setClosedIcon(new ImageIcon("mailboxup.gif"));
    renderer.setLeafIcon(new ImageIcon("letter.gif"));
    EmailTreeCellEditor emailEditor = new EmailTreeCellEditor();
    DefaultTreeCellEditor editor = new DefaultTreeCellEditor(tree, renderer, emailEditor);
    tree.setCellEditor(editor);/*from w  w  w.  j  av  a  2 s .com*/
    tree.setEditable(true);

    getContentPane().add(tree, BorderLayout.CENTER);
}

From source file:com.clican.pluto.common.util.JndiUtils.java

/**
 * Bind the resource manager instance to the JNDI directory.
 * <p>/*from  w ww .ja v a2s. c om*/
 * This method will use the full JNDI path provided for the resource
 * manager, and will create if necessary the individual segments of that
 * path.
 * 
 * @param jndiName
 *            The full JNDI path at which the resource manager instance will
 *            be bound in the JNDI directory. JNDI clients can use that path
 *            to obtain the resource manager instance.
 * @param obj
 *            The object to be bound.
 * @return <b>true</b> if the resource manager was successfully bound to
 *         JNDI using the provided path; otherwise <b>false</b>.
 * 
 * @see #unbind(String)
 */
public static boolean bind(String jndiName, Object obj) {
    if (log.isDebugEnabled()) {
        log.debug("Binding object [" + obj + "] in JNDI at path [" + jndiName + "].");
    }
    Context ctx = null;

    try {
        // Create a binding that is local to this host only.
        Hashtable<String, String> ht = new Hashtable<String, String>();
        // If a special JNDI initial context factory was specified in the
        // constructor, then use it.
        if (jndiInitialContextFactory != null) {
            ht.put(Context.INITIAL_CONTEXT_FACTORY, jndiInitialContextFactory);
        }
        // Turn off binding replication .
        // ht.put(WLContext.REPLICATE_BINDINGS, "false");
        ctx = new InitialContext(ht);

        String[] arrJndiNames = jndiName.split("/");
        String subContext = "";

        for (int i = 0; i < arrJndiNames.length - 1; i++) {
            subContext = subContext + "/" + arrJndiNames[i];
            try {
                ctx.lookup(subContext);
            } catch (NameNotFoundException e) {
                ctx.createSubcontext(subContext);
            }

        }

        if (obj instanceof Serializable || jndiInitialContextFactory != null) {
            ctx.bind(jndiName, obj);
        } else {
            NonSerializableFactory.bind(jndiName, obj);
        }
    } catch (NamingException ex) {
        log.error("An error occured while binding [" + jndiName + "] to JNDI:", ex);
        return false;
    } finally {
        if (ctx != null) {
            try {
                ctx.close();
            } catch (NamingException ne) {
                log.error("Close context error:", ne);
            }
        }
    }
    return true;
}

From source file:edu.caltechUcla.sselCassel.projects.jMarkets.shared.interfaces.PriceChart.java

/** Creates a new instance of PriceChart */
public PriceChart() {
    lines = new Hashtable();
}