really small polish

src/main/java/ch/hevs/isi/db/DatabaseConnector.java

@@ -76,7 +76,7 @@ public class DatabaseConnector implements DataPointListener {
      */
     public void initialize(String url){
         // Full URL of the InfluxDB server
-        String fullURL = null;
+        String fullURL;
         try{
             if(urlForWrite == null){
                 if(url == null){
@@ -118,7 +118,6 @@ public class DatabaseConnector implements DataPointListener {
             data += "}";
             Utility.pDebug(data);
             sendDataToDatabase(data);
-            fullURL =null;   // Reset the full URL
         }
     }
 

src/test/java/Database.java

@@ -1,5 +1,4 @@
 import ch.hevs.isi.MinecraftController;
-import ch.hevs.isi.core.BooleanDataPoint;
 import ch.hevs.isi.core.FloatDataPoint;
 import ch.hevs.isi.db.DatabaseConnector;
 
@@ -25,7 +24,7 @@ public class Database {
         // Set the grid voltage to 750
         // and make a sawtooth from 750 to 850 and back to 750 in 30 steps
         for (float i = 0; i < 3; i += 0.1f) {
-            System.out.println("");
+            System.out.println();
             clock.setValue(i);
             gridVoltage.setValue(750 + (100*i)%100);
         }