fixed unknown table in db handler

src/de/tudarmstadt/informatik/hostage/persistence/HostageDBOpenHelper.java

@@ -460,7 +460,8 @@ public class HostageDBOpenHelper extends SQLiteOpenHelper {
      * @return a list of missing network records.
      */
     public synchronized ArrayList<NetworkRecord> getMissingNetworkRecords(ArrayList<String> otherBSSIDs) {
-        String selectQuery = "SELECT * FROM " + NetworkEntry.TABLE_NAME + " N WHERE " + ""+NetworkEntry.COLUMN_NAME_BSSID + " NOT IN " + otherBSSIDs;
+        String prefix = " WHERE " + "N."+NetworkEntry.COLUMN_NAME_BSSID + " NOT IN ";
+        String selectQuery = "SELECT * FROM " + NetworkEntry.TABLE_NAME + " N " + this.arrayToSQLString(otherBSSIDs, prefix);
         SQLiteDatabase db = this.getReadableDatabase();
         Cursor cursor = db.rawQuery(selectQuery, null);
         ArrayList<NetworkRecord> networkInformation = new ArrayList<NetworkRecord>();
@@ -476,6 +477,27 @@ public class HostageDBOpenHelper extends SQLiteOpenHelper {
         return networkInformation;
     }
 
+    private String arrayToSQLString(ArrayList<String> a, String prefix)
+    {
+        String sql = "";
+
+        if (a.size() !=0){
+            sql = sql + prefix;
+            sql = sql + " ( ";
+
+            int i = 0;
+            for (String s : a){
+                i++;
+                sql = sql + "'" +s + "'";
+                if (i != a.size()){
+                   sql = sql + ",";
+                }
+            }
+            sql = sql + " ) ";
+        }
+        return sql;
+    }
+
 	/**
 	 * Determines the number of different attacks in the database.
 	 * 
@@ -1816,7 +1838,8 @@ public class HostageDBOpenHelper extends SQLiteOpenHelper {
      */
     public ArrayList<String> getMissingDeviceIds(ArrayList<String> devices){
         ArrayList<String> ids = new ArrayList<String>();
-        String selectQuery = "SELECT "+ SyncDeviceEntry.COLUMN_NAME_DEVICE_ID +" FROM " + SyncDeviceEntry.TABLE_NAME + " D WHERE " + SyncDeviceEntry.COLUMN_NAME_DEVICE_ID + " NOT IN " + devices;
+        String prefix = " D WHERE " + SyncDeviceEntry.COLUMN_NAME_DEVICE_ID + " NOT IN ";
+        String selectQuery = "SELECT "+ SyncDeviceEntry.COLUMN_NAME_DEVICE_ID +" FROM " + SyncDeviceEntry.TABLE_NAME + this.arrayToSQLString(devices,prefix);
         SQLiteDatabase db = this.getReadableDatabase();
         Cursor cursor = db.rawQuery(selectQuery, null);