Example usage for java.beans PropertyChangeSupport PropertyChangeSupport

Introduction

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

Prototype

public PropertyChangeSupport(Object sourceBean)

Source Link

Document

Constructs a PropertyChangeSupport object.

Usage

From source file:edu.ku.brc.specify.datamodel.DataModelObjBase.java

/**
 * Notifies all attached {@link PropertyChangeListener}s of a {@link PropertyChangeEvent}.
 * See {@link PropertyChangeSupport}.firePropertyChange(String,int,int).
 * //from   w w  w .j av  a  2 s.  c o  m
 * @param propertyName the name of the bound property that changed
 * @param oldValue the old value of the property
 * @param newValue the new value of the property
 */
public void firePropertyChange(String propertyName, int oldValue, int newValue) {
    if (changes == null) {
        changes = new PropertyChangeSupport(this);
    }
    changes.firePropertyChange(propertyName, oldValue, newValue);
}

From source file:edu.ku.brc.specify.datamodel.DataModelObjBase.java

/**
 * Notifies all attached {@link PropertyChangeListener}s of a {@link PropertyChangeEvent}.
 * See {@link PropertyChangeSupport}.firePropertyChange(String,Object,Object).
 * //from   w w w.j a v  a2 s . c o  m
 * @param propertyName the name of the bound property that changed
 * @param oldValue the old value of the property
 * @param newValue the new value of the property
 */
public void firePropertyChange(String propertyName, Object oldValue, Object newValue) {
    if (changes == null) {
        changes = new PropertyChangeSupport(this);
    }
    changes.firePropertyChange(propertyName, oldValue, newValue);
}

From source file:edu.ku.brc.specify.datamodel.DataModelObjBase.java

@Override
public void removePropertyChangeListener(PropertyChangeListener listener) {
    if (changes == null) {
        changes = new PropertyChangeSupport(this);
    }// www . ja va  2  s .c o  m
    changes.removePropertyChangeListener(listener);
}

From source file:edu.ku.brc.specify.datamodel.DataModelObjBase.java

@Override
public void removePropertyChangeListener(String propertyName, PropertyChangeListener listener) {
    if (changes == null) {
        changes = new PropertyChangeSupport(this);
    }/*from   w ww .ja v  a 2s  .  c om*/
    changes.removePropertyChangeListener(propertyName, listener);
}

From source file:com.interface21.beans.BeanWrapperImpl.java

/**
 * Disabling event propagation improves performance.
 * @param flag whether event propagation should be enabled
 *///from   w  ww .  ja v  a  2s  .  c  om
public void setEventPropagationEnabled(boolean flag) {
    this.eventPropagationEnabled = flag;
    // Lazily initialize support for events if not already initialized
    if (eventPropagationEnabled && (vetoableChangeSupport == null || propertyChangeSupport == null)) {
        vetoableChangeSupport = new VetoableChangeSupport(object);
        propertyChangeSupport = new PropertyChangeSupport(object);
    }
}

From source file:com.rockhoppertech.music.midi.js.MIDITrack.java

/**
 * Serializaiton method./*ww w.j ava2s .  c  om*/
 * 
 * @param in
 *            the input stream
 * @throws IOException
 *             if something went wrong
 * @throws ClassNotFoundException
 *             if the class is not found
 */
private void readObject(ObjectInputStream in) throws IOException, ClassNotFoundException {
    // our "pseudo-constructor"
    in.defaultReadObject();
    // now we are a "live" object again
    this.changes = new PropertyChangeSupport(this);
    this.midiStringParser = new MIDIStringParser();
}

From source file:net.sourceforge.vulcan.dto.BaseDto.java

public BaseDto copy() {
    try {//w  w w .ja v  a  2s.c o  m
        final BaseDto dto = (BaseDto) super.clone();
        dto.propertyChangeSupport = new PropertyChangeSupport(dto);
        return dto;
    } catch (CloneNotSupportedException e) {
        throw new RuntimeException("The world is flat.", e);
    }
}

From source file:org.apache.beehive.controls.runtime.bean.ControlBean.java

/**
 * This protected version is only available to concrete subclasses that expose bound
 * property support.   This method is synchronized to enable lazy instantiation, in
 * the belief that it is a bigger win to avoid allocating when there are no listeners
 * than it is to introduce synchronization overhead on access.
 *///from   ww  w  . java2s.  c o m
synchronized protected PropertyChangeSupport getPropertyChangeSupport() {
    if (_changeSupport == null)
        _changeSupport = new PropertyChangeSupport(this);

    return _changeSupport;
}

From source file:org.apache.bsf.BSFManager.java

public BSFManager() {
    pcs = new PropertyChangeSupport(this);
}

From source file:org.apache.cayenne.modeler.util.CayenneController.java

/**
 * Adds a listener for property change events.
 *//*from   ww  w  . j a va2  s .  c o  m*/
public void addPropertyChangeListener(String expression, PropertyChangeListener listener) {

    if (propertyChangeSupport == null) {
        propertyChangeSupport = new PropertyChangeSupport(this);
    }

    propertyChangeSupport.addPropertyChangeListener(expression, listener);
}