TRUNCATE

GalKarp · Sep 10, 2014 · 0ea46d6 · 0ea46d6
1 parent 9fda9ff
commit 0ea46d6
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Showing 2 changed files with 29 additions and 5 deletions.
diff --git a/Java-Missle/src/main/Program.java b/Java-Missle/src/main/Program.java
@@ -14,12 +14,15 @@
 import missile.DestructedLanucher;
 import missile.DestructedMissile;
 import missile.Missile;
+
 import org.xml.sax.SAXException;
+
 import view.WarGui;
 import war.War;
 import war.WarUtility;
 import war.controller.AbstractWarView;
 import war.controller.WarController;
+import war.db.WarDBConnection;
 
 public class Program {
 	public static final String 	LAUNCHER = "launcher";
@@ -34,7 +37,7 @@ public static void main(String[] args) {
 
 		try {
 //			War warModel = xml.readXML();
-
+			WarDBConnection.clearWarDataBase();
 			War warModel = new War();
 			AbstractWarView viewGui = new WarGui();	
 

diff --git a/Java-Missle/src/war/db/WarDBConnection.java b/Java-Missle/src/war/db/WarDBConnection.java
@@ -2,13 +2,11 @@
 
 import java.sql.Connection;
 import java.sql.DatabaseMetaData;
-import java.sql.Date;
 import java.sql.DriverManager;
 import java.sql.PreparedStatement;
 import java.sql.ResultSet;
 import java.sql.ResultSetMetaData;
 import java.sql.SQLException;
-import java.sql.Statement;
 import java.util.ArrayList;
 import java.util.List;
 import java.util.Vector;
@@ -26,6 +24,10 @@ public class WarDBConnection {
 		try {
 			Class.forName("com.mysql.jdbc.Driver").newInstance();
 			connection = DriverManager.getConnection(dbUrl, "root", "");
+
+			// Empty all tables when the program starts
+
+
 		} catch (InstantiationException e) {
 			e.printStackTrace();
 		} catch (IllegalAccessException e) {
@@ -74,8 +76,13 @@ public static void updateMissileStatus(String id, String status) {
 		}
 	}
 
-	public static void addNewLauncher(){
-		// TO DO
+	public static void addNewLauncher(String launcherId){
+		try {
+			statement = (PreparedStatement) connection.prepareStatement("INSERT INTO war.launchers (id, date) VALUES (?, now(), ?, ?, ?, ?)");
+		} catch (SQLException e) {
+			// TODO Auto-generated catch block
+			e.printStackTrace();
+		}
 	}
 
 	public static void addNewDestructor(){
@@ -86,6 +93,20 @@ public static void updateLauncherStatus(){
 		// TO DO
 	}
 
+	public static void clearWarDataBase(){
+		try {
+			statement = (PreparedStatement) connection.prepareStatement("TRUNCATE TABLE `launchers`");
+			statement.execute();
+			statement = (PreparedStatement) connection.prepareStatement("TRUNCATE TABLE `missile`");
+			statement.execute();
+
+		} catch (SQLException e) {
+			// TODO Auto-generated catch block
+			e.printStackTrace();
+		}
+
+	}
+
 	public static List<String> getAllTablesNames()  {
 		List<String> allTables = new ArrayList<String>();
 		try {