001/*
002 * (C) Copyright 2015 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-2.1.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.descriptors;
018
019import java.util.ArrayList;
020import java.util.Collections;
021import java.util.List;
022
023import org.apache.commons.lang.builder.EqualsBuilder;
024import org.nuxeo.common.xmap.annotation.XNode;
025import org.nuxeo.common.xmap.annotation.XNodeList;
026import org.nuxeo.common.xmap.annotation.XObject;
027
028/**
029 * Descriptor for contributed negotiators.
030 *
031 * @since 7.4
032 */
033@XObject("negotiation")
034public class NegotiationDescriptor {
035
036    @XNode("@target")
037    protected String target;
038
039    @XNode("@append")
040    protected boolean append = false;
041
042    @XNodeList(value = "negotiator", type = ArrayList.class, componentType = NegotiatorDescriptor.class)
043    List<NegotiatorDescriptor> negotiators;
044
045    public String getTarget() {
046        return target;
047    }
048
049    public void setTarget(String target) {
050        this.target = target;
051    }
052
053    public boolean isAppend() {
054        return append;
055    }
056
057    public void setAppend(boolean append) {
058        this.append = append;
059    }
060
061    public List<NegotiatorDescriptor> getNegotiators() {
062        List<NegotiatorDescriptor> res = new ArrayList<NegotiatorDescriptor>();
063        if (negotiators != null) {
064            res.addAll(negotiators);
065        }
066        Collections.sort(res);
067        return res;
068    }
069
070    public void setNegotiators(List<NegotiatorDescriptor> negotiators) {
071        this.negotiators = negotiators;
072    }
073
074    public void merge(NegotiationDescriptor src) {
075        List<NegotiatorDescriptor> negotiators = src.negotiators;
076        if (negotiators != null) {
077            List<NegotiatorDescriptor> merged = new ArrayList<NegotiatorDescriptor>();
078            merged.addAll(negotiators);
079            boolean keepOld = src.isAppend() || (negotiators.isEmpty() && !src.isAppend());
080            if (keepOld) {
081                // add back old contributions
082                List<NegotiatorDescriptor> oldNegotiators = this.negotiators;
083                if (oldNegotiators != null) {
084                    merged.addAll(0, oldNegotiators);
085                }
086            }
087            setNegotiators(merged);
088        }
089    }
090
091    @Override
092    public NegotiationDescriptor clone() {
093        NegotiationDescriptor clone = new NegotiationDescriptor();
094        clone.setTarget(getTarget());
095        clone.setAppend(isAppend());
096        List<NegotiatorDescriptor> negotiators = this.negotiators;
097        if (negotiators != null) {
098            List<NegotiatorDescriptor> cnegociators = new ArrayList<NegotiatorDescriptor>();
099            for (NegotiatorDescriptor neg : negotiators) {
100                cnegociators.add(neg.clone());
101            }
102            clone.setNegotiators(cnegociators);
103        }
104        return clone;
105    }
106
107    @Override
108    public boolean equals(Object obj) {
109        if (!(obj instanceof NegotiationDescriptor)) {
110            return false;
111        }
112        if (obj == this) {
113            return true;
114        }
115        NegotiationDescriptor p = (NegotiationDescriptor) obj;
116        return new EqualsBuilder().append(target, p.target).append(append, p.append).append(negotiators, p.negotiators).isEquals();
117    }
118}