Example usage for java.beans PropertyChangeEvent getOldValue

Introduction

In this page you can find the example usage for java.beans PropertyChangeEvent getOldValue.

Prototype

public Object getOldValue()

Source Link

Document

Gets the old value for the property, expressed as an Object.

Usage

From source file:org.eclipse.php.composer.api.entities.AbstractJsonObject.java

private void installListener(final String property, JsonEntity entity) {
    if (entity != null) {
        listeners.put(property, new PropertyChangeListener() {
            public void propertyChange(PropertyChangeEvent evt) {
                firePropertyChange(property + "." + evt.getPropertyName(), evt.getOldValue(), //$NON-NLS-1$
                        evt.getNewValue());
            }/* ww w  .j a v  a  2s.c  o  m*/
        });

        entity.addPropertyChangeListener(listeners.get(property));
    }
}

From source file:de.bstreit.java.springaop.test.observablebean.PropertyChangeSupportTest.java

private void checkPropChangeEvent(final String fieldName, final Object oldValue, Object newValue) {

    final PropertyChangeEvent propChangeEvent = propChangeEvents.get(propChangeEventIdx++);

    assertEquals(fieldName, propChangeEvent.getPropertyName());
    assertEquals(oldValue, propChangeEvent.getOldValue());
    assertEquals(newValue, propChangeEvent.getNewValue());

}

From source file:org.jcurl.core.helpers.PropertyChangeSupport.java

/**
 * Fire a property change event to all of the listeners.
 * <p>/*from   w w w  .j a va2 s .co  m*/
 * This method is called by all the fire methods to perform the firing of
 * the events.
 * </p>
 * <p>
 * The firing will go to the listeners that are registered for the specific
 * property as well as general purpose listeners.
 * </p>
 * <p>
 * If the old and new values for the event are the same, by the
 * <tt>equals()</tt> method, the event will not be fired.
 * </p>
 * 
 * @param event
 *            The event to fire to the listeners.
 */
public void firePropertyChange(final PropertyChangeEvent event) {
    validateNamedProperty(event.getPropertyName());
    {
        final Object a = event.getOldValue();
        final Object b = event.getNewValue();
        if (a != null && a.equals(b) || a == null && b == null)
            return;
    }
    // if (event.getOldValue() == null) {
    // if (event.getOldValue() == null) {
    // return;
    // }
    // } else if (event.getOldValue().equals(event.getNewValue())) {
    // return;
    // }
    // validated that an event must be thrown; now throw it.
    synchronized (listenerMap) {
        // First gets the list of listeners and stores them in strong
        // references by copying them into a new set.
        final Set<PropertyChangeListener> targets = new HashSet<PropertyChangeListener>(
                listenerMap.get(ALL_PROPERTIES));
        targets.addAll(listenerMap.get(event.getPropertyName()));
        for (final PropertyChangeListener element : targets)
            element.propertyChange(event);
    }
}

From source file:org.opencastproject.staticfiles.impl.StaticFileServiceImpl.java

@Override
public String storeFile(String filename, InputStream inputStream) throws IOException {
    notNull(filename, "filename");
    notNull(inputStream, "inputStream");
    final String uuid = UUID.randomUUID().toString();
    final String org = securityService.getOrganization().getId();

    Path file = getTemporaryStorageDir(org).resolve(Paths.get(uuid, filename));
    try (ProgressInputStream progressInputStream = new ProgressInputStream(inputStream)) {
        progressInputStream.addPropertyChangeListener(new PropertyChangeListener() {
            @Override//from w ww.jav  a 2s .  c  o m
            public void propertyChange(PropertyChangeEvent evt) {
                long totalNumBytesRead = (Long) evt.getNewValue();
                long oldTotalNumBytesRead = (Long) evt.getOldValue();
                staticFileStatistics.add(totalNumBytesRead - oldTotalNumBytesRead);
            }
        });

        Files.createDirectories(file.getParent());
        Files.copy(progressInputStream, file);
    } catch (IOException e) {
        logger.error("Unable to save file '{}' to {} because: {}",
                new Object[] { filename, file, ExceptionUtils.getStackTrace(e) });
        throw e;
    }

    return uuid;
}

From source file:de.fhg.fokus.hss.model.Impu.java

/**
 * Method to change property// w  w w .  j a v  a2s  .  c o  m
 * @param evt Property change event   
 */
public void propertyChange(PropertyChangeEvent evt) {
    super.propertyChange(evt);

    if (evt.getPropertyName().equals("userStatus") && (evt.getOldValue() != null)) {
        changeUserState = true;

        if ((evt.getNewValue().equals(USER_STATUS_NOT_REGISTERED)) && (evt.getOldValue() != null)) {
            deregistered = true;
        }
    } else if (evt.getPropertyName().equals("svp") && (evt.getOldValue() != null)) {
        this.changedSVP = true;
    } else if (evt.getPropertyName().equals("barringIndication") && (evt.getOldValue() != null)) {
        this.changedBarring = true;
    }
}

From source file:de.fhg.igd.swingrcp.ActionAdapter.java

/**
 * @see PropertyChangeListener#propertyChange(PropertyChangeEvent)
 *//*  w  w  w  . j  a  v  a 2 s.  c  o m*/
@Override
public void propertyChange(final PropertyChangeEvent evt) {
    // propagate property change event
    // -> enabled
    if (evt.getPropertyName().equals("enabled"))
        display.asyncExec(new Runnable() {

            @Override
            public void run() {
                firePropertyChange(Action.ENABLED, evt.getOldValue(), evt.getNewValue());
            }

        });
}

From source file:EnrollFingerprint.Verify.java

/**
 * Creates new form Enroll//ww  w . ja  v a2 s  .c om
 */
public Verify() {
    initComponents();
    //updateStatus();

    // Event listener actived when fingerprint template is ready
    this.addPropertyChangeListener(TEMPLATE_PROPERTY, new PropertyChangeListener() {
        public void propertyChange(PropertyChangeEvent evt) {
            if (evt.getNewValue() == evt.getOldValue()) {
                return;
            }
            if (template != null) {
                JOptionPane.showMessageDialog(Verify.this, "La huella capturada esta lista para ser guardada.",
                        "Captura y Registro de huellas", JOptionPane.INFORMATION_MESSAGE);
            }
        }
    });
}

From source file:de.fhg.fokus.hss.model.Impi.java

/**
 * Method to change property/*from ww  w.j  a  va 2  s . c  o  m*/
 * @param evt Property change event   
 */
public void propertyChange(PropertyChangeEvent evt) {
    super.propertyChange(evt);

    if ((evt.getPropertyName().equals("scscfName")) && (evt.getOldValue() != null)) {
        this.changeScscfName = true;
    }
}

From source file:fi.elfcloud.client.dialog.UploadDialog.java

@Override
public void propertyChange(PropertyChangeEvent evt) {
    int value;/*from   w  ww .j  a v  a 2s .  c o  m*/
    if ("totalNumBytesRead" == evt.getPropertyName()) { //$NON-NLS-1$
        task.progress += (Long) evt.getNewValue() - (Long) evt.getOldValue();
        value = (int) ((task.progress.doubleValue() / task.totalLength.doubleValue()) * 100);
        progressBar.setValue(value);
        setTitle(Messages.getString("UploadDialog.window_title_uploading_1") + task.filesSent //$NON-NLS-1$
                + Messages.getString("UploadDialog.window_title_uploading_2") + task.fileCount + " - " //$NON-NLS-1$//$NON-NLS-2$
                + Integer.toString(value) + "%"); //$NON-NLS-1$
    }
    if ("progress" == evt.getPropertyName()) { //$NON-NLS-1$
        int progress = (Integer) evt.getNewValue();
        progressBar.setValue(progress);
        setTitle(Messages.getString("UploadDialog.window_title_uploading_1") + task.filesSent //$NON-NLS-1$
                + Messages.getString("UploadDialog.window_title_uploading_2") + task.fileCount + " - " //$NON-NLS-1$//$NON-NLS-2$
                + Integer.toString(progress) + "%"); //$NON-NLS-1$
    }
}

From source file:EnrollFingerprint.Enroll.java

/**
 * Creates new form Enroll//from  w w  w.  j a  v a2 s. c  om
 */
public Enroll() {
    initComponents();
    updateStatus();

    // Event listener actived when fingerprint template is ready
    this.addPropertyChangeListener(TEMPLATE_PROPERTY, new PropertyChangeListener() {
        public void propertyChange(PropertyChangeEvent evt) {
            btnSave.setEnabled(template != null);
            if (evt.getNewValue() == evt.getOldValue()) {
                return;
            }
            if (template != null) {
                JOptionPane.showMessageDialog(Enroll.this, "La huella capturada esta lista para ser guardada.",
                        "Captura y Registro de huellas", JOptionPane.INFORMATION_MESSAGE);
            }
        }
    });
}