From c2f0d1538e3af4569723742144296caf291d4989 Mon Sep 17 00:00:00 2001
From: =?utf8?q?David=20=E2=80=98Bombe=E2=80=99=20Roden?=
 <bombe@pterodactylus.net>
Date: Wed, 18 Apr 2012 15:28:39 +0200
Subject: [PATCH] Create data manager as application-scoped bean on context
 startup.

---
 pom.xml                                            |  6 +++
 .../pterodactylus/demoscenemusic/core/Core.java    | 63 ++++++++++++++++++++++
 src/main/webapp/WEB-INF/web.xml.template           |  5 ++
 3 files changed, 74 insertions(+)
 create mode 100644 src/main/java/net/pterodactylus/demoscenemusic/core/Core.java

diff --git a/pom.xml b/pom.xml
index 4fa2e1c..62fab6c 100644
--- a/pom.xml
+++ b/pom.xml
@@ -25,6 +25,12 @@
 			<version>5.1.10</version>
 			<scope>provided</scope>
 		</dependency>
+		<dependency>
+			<groupId>javax.servlet</groupId>
+			<artifactId>servlet-api</artifactId>
+			<version>2.5</version>
+			<scope>provided</scope>
+		</dependency>
 	</dependencies>
 	<build>
 		<finalName>demoscene-music</finalName>
diff --git a/src/main/java/net/pterodactylus/demoscenemusic/core/Core.java b/src/main/java/net/pterodactylus/demoscenemusic/core/Core.java
new file mode 100644
index 0000000..4ec90da
--- /dev/null
+++ b/src/main/java/net/pterodactylus/demoscenemusic/core/Core.java
@@ -0,0 +1,63 @@
+/*
+ * DemosceneMusic - Core.java - Copyright © 2012 David Roden
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package net.pterodactylus.demoscenemusic.core;
+
+import javax.naming.Context;
+import javax.naming.InitialContext;
+import javax.naming.NamingException;
+import javax.servlet.ServletContextEvent;
+import javax.servlet.ServletContextListener;
+import javax.sql.DataSource;
+
+import net.pterodactylus.demoscenemusic.data.DataManager;
+import net.pterodactylus.util.database.AbstractDatabase;
+import net.pterodactylus.util.database.Database;
+
+/**
+ * TODO
+ *
+ * @author <a href="mailto:bombe@pterodactylus.net">David ‘Bombe’ Roden</a>
+ */
+public class Core implements ServletContextListener {
+
+	private DataManager dataManager;
+
+	/**
+	 * {@inheritDoc}
+	 */
+	public void contextInitialized(ServletContextEvent servletContextEvent) {
+		Context context;
+		try {
+			context = new InitialContext();
+			DataSource dataSource = (DataSource) context.lookup("java:/comp/env/jdbc/demosceneMusic");
+			Database database = AbstractDatabase.fromDataSource(dataSource);
+			dataManager = new DataManager(database);
+			servletContextEvent.getServletContext().setAttribute("DataManager", dataManager);
+		} catch (NamingException ne1) {
+			servletContextEvent.getServletContext().log("Could not create database connection.", ne1);
+		}
+	}
+
+	/**
+	 * {@inheritDoc}
+	 */
+	public void contextDestroyed(ServletContextEvent arg0) {
+		/* do nothing. */
+	}
+
+}
diff --git a/src/main/webapp/WEB-INF/web.xml.template b/src/main/webapp/WEB-INF/web.xml.template
index 0a62e06..12eea53 100644
--- a/src/main/webapp/WEB-INF/web.xml.template
+++ b/src/main/webapp/WEB-INF/web.xml.template
@@ -4,6 +4,11 @@
 	<display-name>DemosceneMusic</display-name>
 	<description>Database for all demoscene music</description>
 
+	<listener>
+		<description>Listener for context-related events</description>
+		<listener-class>net.pterodactylus.demoscenemusic.core.Core</listener-class>
+	</listener>
+
 	<context-param>
 		<description>The directory where the streaming files (MP3, Vorbis, etc.) are stored.</description>
 		<param-name>storage.streamed</param-name>
-- 
2.7.4