001/*
002 * (C) Copyright 2014 Nuxeo SA (http://nuxeo.com/) and others.
003 *
004 * Licensed under the Apache License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 *     http://www.apache.org/licenses/LICENSE-2.0
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 *
016 * Contributors:
017 *      Vladimir Pasquier <[email protected]>
018 */
019package org.nuxeo.binary.metadata.internals;
020
021import java.util.Comparator;
022import java.util.Set;
023import java.util.TreeSet;
024
025import org.nuxeo.runtime.model.SimpleContributionRegistry;
026
027/**
028 * Registry for {@link org.nuxeo.binary.metadata.internals.MetadataRuleDescriptor} descriptors.
029 *
030 * @since 7.1
031 */
032public class MetadataRuleRegistry extends SimpleContributionRegistry<MetadataRuleDescriptor> {
033
034    protected final Set<MetadataRuleDescriptor> contribs = new TreeSet<>(new Comparator<MetadataRuleDescriptor>() {
035
036        @Override
037        public int compare(MetadataRuleDescriptor o1, MetadataRuleDescriptor o2) {
038            int order = o1.getOrder().compareTo(o2.getOrder());
039            if (order != 0) {
040                return order;
041            }
042            return o1.getId().compareTo(o2.getId());
043        }
044
045    });
046
047    @Override
048    public String getContributionId(MetadataRuleDescriptor metadataRuleDescriptor) {
049        return metadataRuleDescriptor.getId();
050    }
051
052    protected void handleApplicationStarted() {
053        contribs.addAll(currentContribs.values());
054    }
055
056}