SW-685: Fixed variable initialisation

SAS/OTB/jOTDB3/src/nl/astron/lofar/sas/otb/jotdb3/jOTDBaccess.java

@@ -44,7 +44,7 @@ public class jOTDBaccess implements jOTDBaccessInterface
     private String itsDBpassword="";
     private String itsDB="";
     private String itsDBhost="";
-    private String itsDBport=0;
+    private String itsDBport="5432"; // 5432 is the default Postgres port. (n.b.: 6432 is the default pgbounce port).
     private String itsRMIhost="";
     private int itsRMIobjectPort=0;
     private int itsRMIport = 0;

SAS/OTB/jOTDB3/src/nl/astron/lofar/sas/otb/jotdb3/jOTDBserver.java

@@ -118,7 +118,7 @@ public class jOTDBserver {
 
             
             String dbHostName     = "";
-            String dbPort         = 5432;
+            String dbPort         = "5432";
             String dbUser         = "postgres";
             String dbPassword     = "";
             String serverHostName = "";