From ff3db97ca3db9bf51f782448043db95d91538f9a Mon Sep 17 00:00:00 2001
From: Jonathan Bauer
Date: Mon, 18 Apr 2016 15:39:07 +0200
Subject: [server] added 'hasusbaccess' field updater to Updater class

---
 .../java/org/openslx/bwlp/sat/database/Updater.java | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)

(limited to 'dozentenmodulserver/src/main/java')

diff --git a/dozentenmodulserver/src/main/java/org/openslx/bwlp/sat/database/Updater.java b/dozentenmodulserver/src/main/java/org/openslx/bwlp/sat/database/Updater.java
index 89bbbf5c..bef7a7b8 100644
--- a/dozentenmodulserver/src/main/java/org/openslx/bwlp/sat/database/Updater.java
+++ b/dozentenmodulserver/src/main/java/org/openslx/bwlp/sat/database/Updater.java
@@ -12,6 +12,7 @@ public class Updater {
 	public static void updateDatabase() throws SQLException {
 		addLocationPrivateField();
 		addLectureLocationMapTable();
+		addHasUsbAccessField();
 	}
 
 	private static void addLectureLocationMapTable() throws SQLException {
@@ -64,4 +65,24 @@ public class Updater {
 		}
 	}
 
+	private static void addHasUsbAccessField() throws SQLException {
+		try (MysqlConnection connection = Database.getConnection()) {
+			MysqlStatement checkStmt = connection.prepareStatement("DESCRIBE lecture");
+			ResultSet cols = checkStmt.executeQuery();
+			while (cols.next()) {
+				if (cols.getString("Field").equals("hasusbaccess")) {
+					return; // Field exists, don't do anything
+				}
+			}
+			// Add field to table
+			MysqlStatement columnAddStmt = connection.prepareStatement("ALTER TABLE lecture"
+					+ " ADD hasusbaccess TINYINT(1) NOT NULL DEFAULT 1 AFTER hasinternetaccess");
+			columnAddStmt.executeUpdate();
+			connection.commit();
+			LOGGER.info("Updated database: Added 'hasusbaccess' private field in lecture table");
+		} catch (SQLException e) {
+			LOGGER.error("Query failed in Updater.addHasUsbAccessField()", e);
+			throw e;
+		}
+	}
 }
-- 
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