/* * 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 com.vaadin.data.util.AbstractProperty; /** * @author Pedro Santos (pedro.miguel.santos@ist.utl.pt) * */ public abstract class AbstractHintedProperty<Type> extends AbstractProperty implements HintedProperty<Type> { private Collection<Hint> hints; public AbstractHintedProperty(Hint... hints) { this.hints = new ArrayList<Hint>(Arrays.asList(hints)); } @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(); } }