How to use

hasTrackedPropertyChangeListener

method

in

org.eclipse.persistence.indirection.IndirectSet

/**
 * @see java.util.Set#removeAll(java.util.Collection)
 */
public boolean removeAll(Collection c) {
  // Must trigger remove events if tracked or uow.
  if (hasBeenRegistered() || hasTrackedPropertyChangeListener()) {
    Iterator objects = c.iterator();
    while (objects.hasNext()) {
      this.remove(objects.next());
    }
    return true;
  }
  return this.getDelegate().removeAll(c);
}

/**
 * @see java.util.Set#addAll(java.util.Collection)
 */
@Override
public boolean addAll(Collection<? extends E> c) {
  // Must trigger add events if tracked or uow.
  if (hasBeenRegistered() || hasTrackedPropertyChangeListener()) {
    Iterator<? extends E> objects = c.iterator();
    while (objects.hasNext()) {
      this.add(objects.next());
    }
    return true;
  }
  return getDelegate().addAll(c);
}

/**
 * @see java.util.Set#addAll(java.util.Collection)
 */
public boolean addAll(Collection c) {
  // Must trigger add events if tracked or uow.
  if (hasBeenRegistered() || hasTrackedPropertyChangeListener()) {
    Iterator objects = c.iterator();
    while (objects.hasNext()) {
      this.add(objects.next());
    }
    return true;
  }
  return getDelegate().addAll(c);
}

/**
 * @see java.util.Set#clear()
 */
@Override
public void clear() {
  if (hasBeenRegistered() || hasTrackedPropertyChangeListener()) {
    Iterator<E> objects = iterator();
    while (objects.hasNext()) {
      objects.next();
      objects.remove();
    }
    // clear delegate in case it's still not empty, see bug 338393
  }
  getDelegate().clear();
}

/**
 * @see java.util.Set#removeAll(java.util.Collection)
 */
@Override
public boolean removeAll(Collection<?> c) {
  // Must trigger remove events if tracked or uow.
  if (hasBeenRegistered() || hasTrackedPropertyChangeListener()) {
    Iterator objects = c.iterator();
    while (objects.hasNext()) {
      this.remove(objects.next());
    }
    return true;
  }
  return this.getDelegate().removeAll(c);
}

/**
 * @see java.util.Set#removeAll(java.util.Collection)
 */
@Override
public boolean removeAll(Collection<?> c) {
  // Must trigger remove events if tracked or uow.
  if (hasBeenRegistered() || hasTrackedPropertyChangeListener()) {
    Iterator objects = c.iterator();
    while (objects.hasNext()) {
      this.remove(objects.next());
    }
    return true;
  }
  return this.getDelegate().removeAll(c);
}

@Override
public boolean removeIf(Predicate<? super E> filter) {
 // Must trigger remove events if tracked or uow.
  if (hasBeenRegistered() || hasTrackedPropertyChangeListener()) {
    boolean hasChanged = false;
    Iterator<E> objects = iterator();
    while (objects.hasNext()) {
      if (filter.test(objects.next())) {
        objects.remove();
        hasChanged |= true;
      }
    }
    return hasChanged;
  }
  return getDelegate().removeIf(filter);
}

/**
 * @see java.util.Set#addAll(java.util.Collection)
 */
@Override
public boolean addAll(Collection<? extends E> c) {
  // Must trigger add events if tracked or uow.
  if (hasBeenRegistered() || hasTrackedPropertyChangeListener()) {
    Iterator<? extends E> objects = c.iterator();
    while (objects.hasNext()) {
      this.add(objects.next());
    }
    return true;
  }
  return getDelegate().addAll(c);
}

/**
 * @see java.util.Set#clear()
 */
@Override
public void clear() {
  if (hasBeenRegistered() || hasTrackedPropertyChangeListener()) {
    Iterator<E> objects = iterator();
    while (objects.hasNext()) {
      objects.next();
      objects.remove();
    }
    // clear delegate in case it's still not empty, see bug 338393 
  }
  getDelegate().clear();
}
 

/**
 * @see java.util.Set#retainAll(java.util.Collection)
 */
@Override
public boolean retainAll(Collection<?> c) {
  // Must trigger remove events if tracked or uow.
  if (hasBeenRegistered() || hasTrackedPropertyChangeListener()) {
    Iterator objects = getDelegate().iterator();
    while (objects.hasNext()) {
      Object object = objects.next();
      if (!c.contains(object)) {
        objects.remove();
        this.raiseRemoveChangeEvent(object);
      }
    }
    return true;
  }
  return this.getDelegate().retainAll(c);
}

/**
 * @see java.util.Set#clear()
 */
public void clear() {
  if (hasBeenRegistered() || hasTrackedPropertyChangeListener()) {
    Iterator objects = this.iterator();
    while (objects.hasNext()) {
      Object o = objects.next();
      objects.remove();
      this.raiseRemoveChangeEvent(o);
    }
  } else {
    this.getDelegate().clear();
  }
}

/**
 * @see java.util.Set#retainAll(java.util.Collection)
 */
public boolean retainAll(Collection c) {
  // Must trigger remove events if tracked or uow.
  if (hasBeenRegistered() || hasTrackedPropertyChangeListener()) {
    Iterator objects = getDelegate().iterator();
    while (objects.hasNext()) {
      Object object = objects.next();
      if (!c.contains(object)) {
        objects.remove();
        this.raiseRemoveChangeEvent(object);
      }
    }
    return true;
  }
  return this.getDelegate().retainAll(c);
}

/**
 * @see java.util.Set#retainAll(java.util.Collection)
 */
@Override
public boolean retainAll(Collection<?> c) {
  // Must trigger remove events if tracked or uow.
  if (hasBeenRegistered() || hasTrackedPropertyChangeListener()) {
    Iterator objects = getDelegate().iterator();
    while (objects.hasNext()) {
      Object object = objects.next();
      if (!c.contains(object)) {
        objects.remove();
        this.raiseRemoveChangeEvent(object);
      }
    }
    return true;
  }
  return this.getDelegate().retainAll(c);
}

/**
 * Raise the add change event and relationship maintainence.
 */
protected void raiseAddChangeEvent(Object element) {
  if (hasTrackedPropertyChangeListener()) {
    _persistence_getPropertyChangeListener().propertyChange(new CollectionChangeEvent(this, getTrackedAttributeName(), this, element, CollectionChangeEvent.ADD, true));
  }
  if (isRelationshipMaintenanceRequired()) {
    ((UnitOfWorkQueryValueHolder)getValueHolder()).updateForeignReferenceSet(element, null);
  }
}
 

/**
 * Raise the remove change event.
 */
protected void raiseRemoveChangeEvent(Object element) {
  if (hasTrackedPropertyChangeListener()) {
    _persistence_getPropertyChangeListener().propertyChange(new CollectionChangeEvent(this, getTrackedAttributeName(), this, element, CollectionChangeEvent.REMOVE));
  }
  if (hasBeenRegistered()) {
    ((UnitOfWorkQueryValueHolder)getValueHolder()).updateForeignReferenceRemove(element);
  }
}
 

/**
 * Raise the add change event and relationship maintainence.
 */
protected void raiseAddChangeEvent(Object element) {
  if (hasTrackedPropertyChangeListener()) {
    _persistence_getPropertyChangeListener().propertyChange(new CollectionChangeEvent(this, getTrackedAttributeName(), this, element, CollectionChangeEvent.ADD));
  }
  if (hasBeenRegistered()) {
    ((UnitOfWorkQueryValueHolder)getValueHolder()).updateForeignReferenceSet(element, null);
  }
}
 

/**
 * Raise the add change event and relationship maintainence.
 */
protected void raiseAddChangeEvent(Object element) {
  if (hasTrackedPropertyChangeListener()) {
    _persistence_getPropertyChangeListener().propertyChange(new CollectionChangeEvent(this, getTrackedAttributeName(), this, element, CollectionChangeEvent.ADD, true));
  }
  if (isRelationshipMaintenanceRequired()) {
    ((UnitOfWorkQueryValueHolder)getValueHolder()).updateForeignReferenceSet(element, null);
  }
}

/**
 * Raise the remove change event.
 */
protected void raiseRemoveChangeEvent(Object element) {
  if (hasTrackedPropertyChangeListener()) {
    _persistence_getPropertyChangeListener().propertyChange(new CollectionChangeEvent(this, getTrackedAttributeName(), this, element, CollectionChangeEvent.REMOVE, true));
  }
  if (isRelationshipMaintenanceRequired()) {
    ((UnitOfWorkQueryValueHolder)getValueHolder()).updateForeignReferenceRemove(element);
  }
}

/**
 * Raise the remove change event.
 */
protected void raiseRemoveChangeEvent(Object element) {
  if (hasTrackedPropertyChangeListener()) {
    _persistence_getPropertyChangeListener().propertyChange(new CollectionChangeEvent(this, getTrackedAttributeName(), this, element, CollectionChangeEvent.REMOVE, true));
  }
  if (isRelationshipMaintenanceRequired()) {
    ((UnitOfWorkQueryValueHolder)getValueHolder()).updateForeignReferenceRemove(element);
  }
}