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.shell.automation.cmds;
020
021import org.nuxeo.ecm.automation.client.model.DocRef;
022import org.nuxeo.shell.Argument;
023import org.nuxeo.shell.Command;
024import org.nuxeo.shell.Context;
025import org.nuxeo.shell.Parameter;
026import org.nuxeo.shell.ShellException;
027import org.nuxeo.shell.automation.DocRefCompletor;
028import org.nuxeo.shell.automation.RemoteContext;
029
030/**
031 * @author <a href="mailto:[email protected]">Bogdan Stefanescu</a>
032 */
033@Command(name = "mkrel", help = "Create a relation between two documents")
034public class MkRelation implements Runnable {
035
036    @Context
037    protected RemoteContext ctx;
038
039    @Parameter(name = "-predicate", hasValue = true, help = "The relation predicate - requested.")
040    protected String predicate;
041
042    @Argument(name = "subject", index = 0, completor = DocRefCompletor.class, required = true, help = "The subject of the relation")
043    protected String subject;
044
045    @Argument(name = "object", index = 1, required = true, completor = DocRefCompletor.class, help = "The object of the relation")
046    protected String object;
047
048    public void run() {
049        if (predicate == null) {
050            throw new ShellException("Relation predicate is required!");
051        }
052        DocRef s = ctx.resolveRef(subject);
053        DocRef o = ctx.resolveRef(object);
054        try {
055            ctx.getDocumentService().createRelation(s, predicate, o);
056        } catch (Exception e) {
057            throw new ShellException(e);
058        }
059    }
060}