/*
* Copyright 2011 Instituto Superior Tecnico
*
* https://fenix-ashes.ist.utl.pt/
*
* This file is part of the vaadin-framework.
*
* The vaadin-framework Infrastructure is free software: you can
* redistribute it and/or modify it under the terms of the GNU Lesser General
* Public License as published by the Free Software Foundation, either version
* 3 of the License, or (at your option) any later version.*
*
* vaadin-framework is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with vaadin-framework. If not, see <http://www.gnu.org/licenses/>.
*
*/
package pt.ist.vaadinframework.data;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collection;
import java.util.Collections;
import jvstm.VBox;
import pt.ist.fenixframework.Atomic;
import pt.ist.vaadinframework.VaadinFrameworkLogger;
import com.vaadin.data.util.AbstractProperty;
public class VBoxProperty extends AbstractProperty implements HintedProperty {
private VBox<Object> instance;
private final Class<?> type;
private Collection<Hint> hints;
public VBoxProperty(Object instance, Hint... hints) {
writeVBox(instance);
this.type = instance.getClass();
this.hints = new ArrayList<Hint>(Arrays.asList(hints));
}
public VBoxProperty(Class<?> type, Hint... hints) {
writeVBox(null);
this.type = type;
this.hints = new ArrayList<Hint>(Arrays.asList(hints));
}
@Atomic
private void writeVBox(Object instance) {
this.instance = new VBox<Object>(instance);
}
@Override
public Object getValue() {
return instance.get();
}
@Override
public void setValue(Object newValue) throws ReadOnlyException, ConversionException {
if (isReadOnly()) {
throw new ReadOnlyException();
}
VaadinFrameworkLogger.getLogger().debug("writting vbox property with value: " + newValue);
writeVBox(newValue);
fireValueChange();
}
@Override
public void addHint(Hint hint) {
if (hints == null) {
hints = new ArrayList<Hint>();
}
hints.add(hint);
}
@Override
public Collection<Hint> getHints() {
if (hints != null) {
return Collections.unmodifiableCollection(hints);
}
return Collections.emptyList();
}
@Override
public Class<?> getType() {
return type;
}
}