Example usage for java.beans PropertyChangeListener propertyChange

Introduction

In this page you can find the example usage for java.beans PropertyChangeListener propertyChange.

Prototype

void propertyChange(PropertyChangeEvent evt);

Source Link

Document

This method gets called when a bound property is changed.

Usage

From source file:org.geopublishing.geopublisher.AtlasConfigEditable.java

/**
 * Informs all registered {@link PropertyChangeListener}s about a change in
 * the {@link AtlasConfigEditable}. Also informs all listeners of MapPool
 * and DataPool.// w w  w.j  a  v a2s. co  m
 */
public void fireChangeEvents() {
    PropertyChangeEvent pce = new PropertyChangeEvent(this, "change", false, true);

    for (PropertyChangeListener pcl : listeners) {
        if (pcl != null)
            pcl.propertyChange(pce);
    }

    getMapPool().fireChangeEvents(this, EventTypes.unknown, null);
    getDataPool().fireChangeEvents(org.geopublishing.atlasViewer.dp.DataPool.EventTypes.unknown);
}

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

public void firePropertyChange(final PropertyChangeEvent event) {
    // log.debug(event);
    validateNamedProperty(event.getPropertyName());
    {// w  ww  .j  a v  a  2s  .  c om
        final Object a = event.getOldValue();
        final Object b = event.getNewValue();
        if (a != null && a.equals(b) || a == null && b == null)
            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);
    }
}

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

/**
 * Fire a property change event to all of the listeners.
 * <p>/*from w ww  . jav  a2 s .c  om*/
 * 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);
    }
}

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From source file:org.kuali.kfs.module.tem.document.TravelDocumentBase.java

/**
 * Notify listeners that an event occurred
 *
 * @param event the {@link PropertyChangeEvent}
 *//*from w  ww .j  a  v  a2 s  .com*/
protected void notifyChangeListeners(final PropertyChangeEvent event) {
    for (final PropertyChangeListener listener : getPropertyChangeListeners()) {
        listener.propertyChange(event);
    }
}

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From source file:org.opennms.netmgt.poller.remote.support.ScanReportPollerFrontEnd.java

private void firePropertyChange(final String propertyName, final Object oldValue, final Object newValue) {
    if (nullSafeEquals(oldValue, newValue)) {
        // no change no event
        return;//from  ww w  .  j av  a2s . c o  m

    }
    final PropertyChangeEvent event = new PropertyChangeEvent(this, propertyName, oldValue, newValue);

    for (final PropertyChangeListener listener : m_propertyChangeListeners) {
        listener.propertyChange(event);
    }
}

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From source file:org.polymap.core.data.ui.featuretable.FeatureTableViewer.java

protected void firePropChange(final String name, Object oldValue, final Object newValue) {
    final PropertyChangeEvent ev = new PropertyChangeEvent(this, name, oldValue, newValue);

    Display display = getTable().getDisplay();
    display.asyncExec(new Runnable() {
        public void run() {
            if (getTable().isDisposed()) {
                return;
            }/*  w  w  w  .  ja va  2s .c om*/
            //                if (PROP_CONTENT_SIZE.equals( name ) ) {
            //                    getTable().setForeground( Graphics.getColor( 0x70, 0x70, 0x80 ) );
            //                }
            for (PropertyChangeListener l : listeners.getListeners()) {
                l.propertyChange(ev);
            }
        }
    });
}

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From source file:org.polymap.core.mapeditor.tooling.edit.BaseLayerEditorTool.java

protected void fireEvent(BaseLayerEditorTool tool, String name, Object newValue) {
    PropertyChangeEvent ev = new PropertyChangeEvent(tool, name, null, newValue);
    for (PropertyChangeListener l : listeners) {
        try {//from   w w w . ja va2  s. c  o m
            l.propertyChange(ev);
        } catch (Exception e) {
            log.warn(e, e);
        }
    }
    for (PropertyChangeListener l : sessionTools().listeners) {
        try {
            l.propertyChange(ev);
        } catch (Exception e) {
            log.warn(e, e);
        }
    }
}

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From source file:org.springframework.binding.value.support.AbstractValueModel.java

/**
 * Notifies all listeners that have registered interest for
 * notification on this event type. This method does not check if there is any change
 * between the old and new value unlike the various fireValueChanged() methods.
 */// w  w w  .  j a v a 2  s.c o  m
protected void fireValueChangeEvent(Object oldValue, Object newValue) {
    if (logger.isDebugEnabled()) {
        logger.debug("Firing value changed event. Old value='" + oldValue + "' new value='" + newValue + "'");
    }
    final PropertyChangeListener[] propertyChangeListeners = getPropertyChangeListeners(VALUE_PROPERTY);
    if (propertyChangeListeners.length > 0) {
        final Object listenerToSkip = listenerToSkipHolder.get();
        final PropertyChangeEvent propertyChangeEvent = new PropertyChangeEvent(this, VALUE_PROPERTY, oldValue,
                newValue);
        for (int i = 0; i < propertyChangeListeners.length; i++) {
            PropertyChangeListener listener = propertyChangeListeners[i];
            if (listener != listenerToSkip) {
                listener.propertyChange(propertyChangeEvent);
            }
        }
    }
}

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