Updated filepath for json key-file

src/main/java/com/application/DB/DB.java

@@ -17,7 +17,7 @@ import java.io.FileInputStream;
 public class DB {
 
     private static GoogleCredentials getCredentials() throws Exception {
-        File credentialsPath = new File(".\\src\\main\\resources\\com.application\\sf-drying-optimization-1e234ad2b0f4.json");
+        File credentialsPath = new File("./src/main/resources/com.application/sf-drying-optimization-1e234ad2b0f4.json");
 
         // Load credentials from JSON key file. If you can't set the GOOGLE_APPLICATION_CREDENTIALS
         // environment variable, you can explicitly load the credentials file to construct the
@@ -34,11 +34,10 @@ public class DB {
     // this is the interface to our BigQuery instance that
     // we use to execute jobs on
     private static BigQuery getBuilder() throws Exception {
-        BigQuery bigquery = BigQueryOptions.newBuilder().
+        return BigQueryOptions.newBuilder().
                 setCredentials(getCredentials()).
                 setProjectId("sf-drying-optimization")
                 .build().getService();
-        return bigquery;
     }
 
     public static void getFromExistingTable() throws Exception {