Mercurial > hg > LightPIT / file revision

 /*

  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.

  * 

  * Copyright 2018 Mike Becker. All rights reserved.

  * 

  * Redistribution and use in source and binary forms, with or without

  * modification, are permitted provided that the following conditions are met:

  *

  *   1. Redistributions of source code must retain the above copyright

  *      notice, this list of conditions and the following disclaimer.

  *

  *   2. Redistributions in binary form must reproduce the above copyright

  *      notice, this list of conditions and the following disclaimer in the

  *      documentation and/or other materials provided with the distribution.

  *

  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"

  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE

  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE

  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE

  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR

  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF

  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS

  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN

  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)

  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE

  * POSSIBILITY OF SUCH DAMAGE.

  * 

  */

 package de.uapcore.lightpit.modules;

 import de.uapcore.lightpit.LightPITModule;

 import de.uapcore.lightpit.AbstractLightPITServlet;

 import de.uapcore.lightpit.HttpMethod;

 import de.uapcore.lightpit.LightPITModule.ELProxy;

 import de.uapcore.lightpit.RequestMapping;

 import de.uapcore.lightpit.ResponseType;

 import de.uapcore.lightpit.entities.CoreDAOFactory;

 import de.uapcore.lightpit.entities.Module;

 import java.io.IOException;

 import java.sql.Connection;

 import java.sql.SQLException;

 import java.util.List;

 import java.util.Map;

 import java.util.Optional;

 import javax.servlet.annotation.WebServlet;

 import javax.servlet.http.HttpServletRequest;

 import javax.servlet.http.HttpServletResponse;

 import javax.sql.DataSource;

 import org.slf4j.Logger;

 import org.slf4j.LoggerFactory;

 /**

  * Entry point for the application.

  */

 @LightPITModule(

         bundleBaseName = "de.uapcore.lightpit.resources.localization.modmgmt",

         modulePath = "modmgmt"

 )

 @WebServlet(

         name = "ModuleManagerModule",

         urlPatterns = "/modmgmt/*"

 )

 public final class ModuleManagerModule extends AbstractLightPITServlet {

     private static final Logger LOG = LoggerFactory.getLogger(ModuleManagerModule.class);

     private static final String REQ_ATTR_MODULES = "modules";

     @RequestMapping(method = HttpMethod.GET)

     public ResponseType handle(HttpServletRequest req, HttpServletResponse resp) throws IOException {

         Optional<DataSource> ds = getDatabaseFacade().getDataSource();

         if (ds.isPresent()) {

             try (Connection conn = ds.get().getConnection()) {

                 final List<Module> modules = CoreDAOFactory.getModuleDao(getDatabaseFacade().getSQLDialect()).listAll(conn);

                 final Map<String, LightPITModule> registeredModules = getModuleManager().getRegisteredModules();

                 modules.forEach((mod) -> mod.setAnnotatedInfos(ELProxy.convert(registeredModules.get(mod.getClassname()))));

                 req.setAttribute(REQ_ATTR_MODULES, modules);

                 setDynamicFragment(req, "modules");                

                 return ResponseType.HTML_FULL;

             } catch (SQLException ex) {

                 LOG.error("Unexpected SQL Exception", ex);

                 resp.sendError(HttpServletResponse.SC_INTERNAL_SERVER_ERROR);

                 return ResponseType.NONE;

             }

         } else {

             resp.sendError(HttpServletResponse.SC_INTERNAL_SERVER_ERROR);

             return ResponseType.NONE;

         }

     }

 }