/*
* ====================================================================
*
* The ObjectStyle Group Software License, Version 1.0
*
* Copyright (c) 2006 The ObjectStyle Group and individual authors of the
* software. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* 3. The end-user documentation included with the redistribution, if any, must
* include the following acknowlegement: "This product includes software
* developed by the ObjectStyle Group (http://objectstyle.org/)." Alternately,
* this acknowlegement may appear in the software itself, if and wherever such
* third-party acknowlegements normally appear.
*
* 4. The names "ObjectStyle Group" and "Cayenne" must not be used to endorse or
* promote products derived from this software without prior written permission.
* For written permission, please contact andrus@objectstyle.org.
*
* 5. Products derived from this software may not be called "ObjectStyle" nor
* may "ObjectStyle" appear in their names without prior written permission of
* the ObjectStyle Group.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES,
* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
* FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* OBJECTSTYLE GROUP OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
* OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
* ====================================================================
*
* This software consists of voluntary contributions made by many individuals on
* behalf of the ObjectStyle Group. For more information on the ObjectStyle
* Group, please see <http://objectstyle.org/>.
*
*/
package org.objectstyle.wolips.eomodeler.core.model;
import java.beans.PropertyChangeEvent;
import java.beans.PropertyChangeListener;
import java.beans.PropertyChangeSupport;
import java.util.Map;
import java.util.Set;
import org.eclipse.core.runtime.IAdaptable;
import org.objectstyle.wolips.baseforplugins.util.StringUtils;
import org.objectstyle.wolips.eomodeler.core.utils.IPropertyChangeSource;
import org.objectstyle.wolips.eomodeler.core.utils.NotificationMap;
public abstract class EOModelObject<T> implements IAdaptable, IPropertyChangeSource {
private PropertyChangeSupport myPropertyChangeSupport = new PropertyChangeSupport(this);
public EOModelObject() {
myPropertyChangeSupport = new PropertyChangeSupport(this);
}
public void addPropertyChangeListener(PropertyChangeListener _listener) {
myPropertyChangeSupport.addPropertyChangeListener(_listener);
}
public void addPropertyChangeListener(String _propertyName, PropertyChangeListener _listener) {
myPropertyChangeSupport.addPropertyChangeListener(_propertyName, _listener);
}
public void removePropertyChangeListener(PropertyChangeListener _listener) {
myPropertyChangeSupport.removePropertyChangeListener(_listener);
}
public void removePropertyChangeListener(String _propertyName, PropertyChangeListener _listener) {
myPropertyChangeSupport.removePropertyChangeListener(_propertyName, _listener);
}
protected void firePropertyChange(String _propertyName, Object _oldValue, Object _newValue) {
if (_oldValue == null || _newValue == null || !_oldValue.equals(_newValue)) {
myPropertyChangeSupport.firePropertyChange(_propertyName, _oldValue, _newValue);
_propertyChanged(_propertyName, _oldValue, _newValue);
}
}
public abstract Set<EOModelReferenceFailure> getReferenceFailures();
protected abstract void _propertyChanged(String _propertyName, Object _oldValue, Object _newValue);
public Object getAdapter(Class _adapter) {
return null;
}
public abstract String getFullyQualifiedName();
public String _findUnusedName(String newName, String getMethodName) {
return StringUtils.findUnusedName(newName, this, getMethodName);
}
public abstract String getName();
public abstract EOModelObject<T> _cloneModelObject();
public abstract Class<T> _getModelParentType();
public abstract T _getModelParent();
public abstract void _removeFromModelParent(Set<EOModelVerificationFailure> failures) throws EOModelException;
public abstract void _addToModelParent(T modelParent, boolean findUniqueName, Set<EOModelVerificationFailure> failures) throws EOModelException;
protected NotificationMap<Object, Object> mapChanged(NotificationMap<Object, Object> _oldMap, Map<Object, Object> _newMap, PropertyChangeRepeater _propertyChangeRepeater, boolean _fireEvents) {
NotificationMap<Object, Object> newMap;
if (_oldMap != null) {
_oldMap.removePropertyChangeListener(_propertyChangeRepeater);
}
if (_newMap instanceof NotificationMap) {
newMap = (NotificationMap<Object, Object>) _newMap;
} else {
newMap = new NotificationMap<Object, Object>(_newMap);
}
newMap.addPropertyChangeListener(_propertyChangeRepeater);
if (_fireEvents) {
firePropertyChange(_propertyChangeRepeater.getPropertyName(), _oldMap, newMap);
}
return newMap;
}
protected class PropertyChangeRepeater implements PropertyChangeListener {
private String myPropertyName;
public PropertyChangeRepeater(String _propertyName) {
myPropertyName = _propertyName;
}
public String getPropertyName() {
return myPropertyName;
}
public void propertyChange(PropertyChangeEvent _event) {
EOModelObject.this.firePropertyChange(myPropertyName, null, null);
}
}
}