/*
* ====================================================================
*
* 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.editors.attribute;
import java.util.Collections;
import java.util.LinkedList;
import java.util.List;
import java.util.Set;
import org.eclipse.jface.viewers.IStructuredContentProvider;
import org.eclipse.jface.viewers.Viewer;
import org.objectstyle.wolips.eomodeler.core.kvc.KVCComparator;
import org.objectstyle.wolips.eomodeler.core.model.EOAttribute;
import org.objectstyle.wolips.eomodeler.core.model.EOEntity;
import org.objectstyle.wolips.eomodeler.core.model.EOModel;
public class EOPrototypeListContentProvider implements IStructuredContentProvider {
public static final Object BLANK_ENTITY = "";
private KVCComparator myComparator;
public EOPrototypeListContentProvider() {
myComparator = new KVCComparator(EOAttribute.class, EOEntity.NAME);
}
public Object[] getElements(Object _inputElement) {
Set prototypeAttributesList;
if (_inputElement instanceof EOAttribute) {
prototypeAttributesList = ((EOAttribute) _inputElement).getEntity().getModel().getPrototypeAttributes();
} else if (_inputElement instanceof EOModel) {
prototypeAttributesList = ((EOModel) _inputElement).getPrototypeAttributes();
} else {
throw new IllegalArgumentException("Unknown input element: " + _inputElement);
}
List prototypeAttributesListCopy = new LinkedList();
prototypeAttributesListCopy.addAll(prototypeAttributesList);
Collections.sort(prototypeAttributesListCopy, myComparator);
prototypeAttributesListCopy.add(0, EOPrototypeListContentProvider.BLANK_ENTITY);
Object[] attributes = prototypeAttributesListCopy.toArray();
return attributes;
}
public void dispose() {
// DO NOTHING
}
public void inputChanged(Viewer _viewer, Object _oldInput, Object _newInput) {
// DO NOTHING
}
}