de.micromata.genome.gwiki.launcher.GWikiJettyServer.java Source code

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Here is the source code for de.micromata.genome.gwiki.launcher.GWikiJettyServer.java

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//
// Copyright (C) 2010-2016 Roger Rene Kommer & Micromata GmbH
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//  http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//

package de.micromata.genome.gwiki.launcher;

import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;

import org.apache.commons.lang3.StringUtils;
import org.eclipse.jetty.servlet.ServletContextHandler;
import org.eclipse.jetty.servlet.ServletHolder;

import de.micromata.genome.gwiki.model.GWikiWeb;
import de.micromata.genome.gwiki.model.config.GWikiBootstrapConfigLoader;
import de.micromata.genome.gwiki.model.config.GWikiCpContextBootstrapConfigLoader;
import de.micromata.genome.gwiki.model.config.GWikiDAOContext;
import de.micromata.genome.gwiki.model.config.GwikiFileContextBootstrapConfigLoader;
import de.micromata.genome.gwiki.model.logging.GWikiLog;
import de.micromata.genome.gwiki.model.logging.GWikiLogCategory;
import de.micromata.genome.gwiki.page.GWikiContext;
import de.micromata.genome.gwiki.page.GWikiStandaloneContext;
import de.micromata.genome.gwiki.page.search.expr.SearchExpressionIndexerCallback;
import de.micromata.genome.gwiki.web.GWikiLogHtmlWindowServlet;
import de.micromata.genome.gwiki.web.GWikiServlet;
import de.micromata.genome.logging.GLog;
import de.micromata.genome.util.runtime.CallableX;
import de.micromata.genome.util.runtime.LocalSettings;
import de.micromata.mgc.application.jetty.JettyServer;
import de.micromata.mgc.application.webserver.config.JettyConfigModel;

/**
 * Jetty server for GWiki.
 * 
 * @author Roger Rene Kommer (r.kommer.extern@micromata.de)
 *
 */
public class GWikiJettyServer extends JettyServer {
    private GWikiDAOContext wikibootcfg;
    private GWikiServlet wikiServlet;
    private String contextPath;

    public GWikiJettyServer() {
        super();
    }

    @Override
    protected ServletContextHandler createContextHandler(JettyConfigModel config) {
        contextPath = config.getContextpath();
        String contextFile = "res:/StandaloneGWikiContext.xml";
        if (LocalSettings.get().getBooleanValue("gwiki.useContextXml", false) == true) {
            contextFile = LocalSettings.get().get("gwiki.contextfile", contextFile);
        }
        GWikiBootstrapConfigLoader cfgLoader;
        if (StringUtils.startsWith(contextFile, "res:") == true) {
            String fileName = contextFile.substring("res:".length());
            GWikiCpContextBootstrapConfigLoader cploader = new GWikiCpContextBootstrapConfigLoader();
            cploader.setFileName(fileName);
            cfgLoader = cploader;

        } else {
            GwikiFileContextBootstrapConfigLoader fcfgLoader = new GwikiFileContextBootstrapConfigLoader();
            if (StringUtils.isNotBlank(contextFile) == true) {
                fcfgLoader.setFileName(contextFile);
            } else {
                contextFile = ".";
            }
            cfgLoader = fcfgLoader;
        }

        wikibootcfg = cfgLoader.loadConfig(null);
        ServletContextHandler context = new ServletContextHandler(ServletContextHandler.SESSIONS);
        wikiServlet = new GWikiServlet();
        ServletHolder wikiServletHolder = new ServletHolder(wikiServlet);
        wikiServlet.setDAOContext(wikibootcfg);

        wikiServlet.setContextPath(config.getContextpath());
        wikiServlet.setServletPath("");
        wikiServletHolder.setInitParameter("servletPath", "");
        wikiServletHolder.setInitParameter("contextPath", config.getContextpath());

        context.addServlet(wikiServletHolder, "/*");

        GWikiLogHtmlWindowServlet logHtmlServlet = new GWikiLogHtmlWindowServlet();
        //    logHtmlServlet.init();
        ServletHolder logHtmlServletHolder = new ServletHolder(logHtmlServlet);
        context.addServlet(logHtmlServletHolder, "/loghtml");
        context.setContextPath(config.getContextpath());
        return context;
    }

    public void buildIndex() {

        ExecutorService executor = Executors.newFixedThreadPool(1);
        executor.execute(() -> {
            try {
                Thread.sleep(3000);
                wikibootcfg.getWikiSelector().initWiki(wikiServlet, wikibootcfg);
                int maxWait = 20;
                for (int i = 0; i < maxWait; ++i) {
                    Thread.sleep(1000);
                    GWikiWeb web = GWikiWeb.get();
                    if (web != null) {
                        buildIndexInThread();
                        break;
                    }
                }
            } catch (InterruptedException ex) {

            }

        });
    }

    public void buildIndexInThread() {
        try {
            GWikiWeb nwiki = GWikiWeb.get();
            GWikiStandaloneContext ctx = GWikiStandaloneContext.create();
            GWikiContext.setCurrent(ctx);

            if (nwiki.findElementInfo("admin/GlobalTextIndex") != null) {
                return;
            }
            GLog.note(GWikiLogCategory.Wiki, "Start indexing GWiki");
            nwiki.runInPluginContext(new CallableX<Void, RuntimeException>() {

                @Override
                public Void call() throws RuntimeException {
                    SearchExpressionIndexerCallback scb = new SearchExpressionIndexerCallback();
                    scb.rebuildIndex(ctx, nwiki.getElementInfos(), true);
                    return null;
                }
            });
            GLog.note(GWikiLogCategory.Wiki, "Finished indexing GWiki");

        } catch (Exception ex) {
            GWikiLog.error("Failed to build index: " + ex.getMessage(), ex);
        } finally {
            GWikiContext.setCurrent(null);
        }

    }
}