001/*
002 * (C) Copyright 2006-2008 Nuxeo SAS (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 *     Thierry Delprat
016 */
017package org.nuxeo.ecm.webapp.seam;
018
019import java.util.Set;
020
021import org.nuxeo.ecm.platform.ui.web.restAPI.BaseStatelessNuxeoRestlet;
022import org.restlet.data.MediaType;
023import org.restlet.data.Request;
024import org.restlet.data.Response;
025
026/**
027 * Restlet to trigger the reloading. (can not be done directly from a Seam bean without messing up JSF scopes).
028 *
029 * @author tiry
030 */
031public class NuxeoSeamHotReloadRestTrigger extends BaseStatelessNuxeoRestlet {
032
033    @Override
034    protected void doHandleStatelessRequest(Request req, Response res) {
035
036        StringBuffer sb = new StringBuffer();
037
038        if (!SeamHotReloadHelper.isHotReloadEnabled()) {
039            sb.append("This operation is not permitted");
040        } else {
041
042            long t0 = System.currentTimeMillis();
043            Set<String> reloadedComponents = SeamHotReloadHelper.reloadSeamComponents(getHttpRequest(req));
044            long t1 = System.currentTimeMillis();
045
046            if (reloadedComponents != null) {
047                sb.append("Reloaded ");
048                sb.append(reloadedComponents.size());
049                sb.append(" Seam components in ");
050                sb.append(t1 - t0);
051                sb.append("ms");
052                sb.append("\n");
053
054                for (String cn : reloadedComponents) {
055                    sb.append("  ");
056                    sb.append(cn);
057                    sb.append("\n");
058                }
059            } else {
060                Set<String> reloadableComponents = SeamHotReloadHelper.getHotDeployableComponents(getHttpRequest(req));
061                if (reloadableComponents == null || reloadableComponents.size() == 0) {
062                    sb.append("Nothing to reload");
063                } else {
064                    sb.append(reloadableComponents.size());
065                    sb.append(" reloadable Seam Components\n");
066                    sb.append("But nothing to reload (classes are up to date)");
067                }
068            }
069        }
070        res.setEntity(sb.toString(), MediaType.TEXT_PLAIN);
071    }
072
073}