001/*
002 * (C) Copyright 2006-2010 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 *     bstefanescu
018 */
019package org.nuxeo.ecm.platform.actions;
020
021import java.util.ArrayList;
022import java.util.Arrays;
023import java.util.List;
024
025import org.nuxeo.runtime.model.ContributionFragmentRegistry;
026
027/**
028 * @author <a href="mailto:bs@nuxeo.com">Bogdan Stefanescu</a>
029 */
030public class FilterContributionHandler extends ContributionFragmentRegistry<DefaultActionFilter> {
031
032    protected ActionFilterRegistry filterReg;
033
034    public FilterContributionHandler() {
035        filterReg = new ActionFilterRegistry();
036    }
037
038    public ActionFilterRegistry getRegistry() {
039        return filterReg;
040    }
041
042    @Override
043    public DefaultActionFilter clone(DefaultActionFilter object) {
044        return object.clone();
045    }
046
047    @Override
048    public void contributionUpdated(String id, DefaultActionFilter filter, DefaultActionFilter origContrib) {
049        filterReg.addFilter(filter);
050    }
051
052    @Override
053    public void contributionRemoved(String id, DefaultActionFilter origContrib) {
054        filterReg.removeFilter(id);
055    }
056
057    @Override
058    public String getContributionId(DefaultActionFilter contrib) {
059        return contrib.getId();
060    }
061
062    @Override
063    public void merge(DefaultActionFilter src, DefaultActionFilter dst) {
064        if (src.getAppend()) {
065            List<FilterRule> mergedRules = new ArrayList<FilterRule>();
066            mergedRules.addAll(Arrays.asList(dst.getRules()));
067            mergedRules.addAll(Arrays.asList(src.getRules()));
068            dst.setRules(mergedRules.toArray(new FilterRule[mergedRules.size()]));
069        } else {
070            dst.setRules(src.getRules());
071        }
072    }
073
074}