src/java/de/uapcore/lightpit/modules/ModuleManagerModule.java

changeset 21
b213fef2539e
parent 12
005d27918b57
child 24
8137ec335416
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/java/de/uapcore/lightpit/modules/ModuleManagerModule.java	Sun Apr 01 18:16:47 2018 +0200
@@ -0,0 +1,94 @@
+/*
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
+ * 
+ * Copyright 2017 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;
+        }
+    }
+}

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