001/*
002 * (C) Copyright 2011 Nuxeo SA (http://nuxeo.com/) and contributors.
003 *
004 * All rights reserved. This program and the accompanying materials
005 * are made available under the terms of the GNU Lesser General Public License
006 * (LGPL) version 2.1 which accompanies this distribution, and is available at
007 * http://www.gnu.org/licenses/lgpl.html
008 *
009 * This library is distributed in the hope that it will be useful,
010 * but WITHOUT ANY WARRANTY; without even the implied warranty of
011 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
012 * Lesser General Public License for more details.
013 *
014 * Contributors:
015 *     Anahide Tchertchian
016 */
017package org.nuxeo.theme.styling.service.registries;
018
019import java.util.HashMap;
020import java.util.Map;
021
022import org.nuxeo.runtime.model.ContributionFragmentRegistry;
023import org.nuxeo.theme.styling.service.descriptors.SimpleStyle;
024
025/**
026 * Registry for theme style resources, handling merge of registered {@link SimpleStyle} elements.
027 *
028 * @since 5.5
029 */
030public class StyleRegistry extends ContributionFragmentRegistry<SimpleStyle> {
031
032    protected Map<String, SimpleStyle> themePageStyles = new HashMap<String, SimpleStyle>();
033
034    @Override
035    public String getContributionId(SimpleStyle contrib) {
036        return contrib.getName();
037    }
038
039    @Override
040    public void contributionUpdated(String id, SimpleStyle contrib, SimpleStyle newOrigContrib) {
041        themePageStyles.put(id, contrib);
042    }
043
044    @Override
045    public void contributionRemoved(String id, SimpleStyle origContrib) {
046        themePageStyles.remove(id);
047    }
048
049    @Override
050    public SimpleStyle clone(SimpleStyle orig) {
051        SimpleStyle clone = new SimpleStyle();
052        clone.setName(orig.getName());
053        clone.setSrc(orig.getSrc());
054        clone.setContent(orig.getContent());
055        return clone;
056    }
057
058    @Override
059    public void merge(SimpleStyle src, SimpleStyle dst) {
060        // no merge => replace content
061        dst.setSrc(src.getSrc());
062        dst.setContent(src.getContent());
063    }
064
065    public SimpleStyle getStyle(String id) {
066        return themePageStyles.get(id);
067    }
068}