--- a/flys-backend/src/main/java/de/intevation/flys/importer/ImportDischargeZone.java	Wed Mar 27 09:51:01 2013 +0100
+++ b/flys-backend/src/main/java/de/intevation/flys/importer/ImportDischargeZone.java	Wed Mar 27 10:06:49 2013 +0100
@@ -1,14 +1,12 @@
 package de.intevation.flys.importer;
 
 import java.math.BigDecimal;
-import java.sql.SQLException;
 import java.util.List;
 
 import org.apache.log4j.Logger;
 
 import org.hibernate.Session;
 import org.hibernate.Query;
-import org.hibernate.exception.ConstraintViolationException;
 
 import de.intevation.flys.model.DischargeZone;
 import de.intevation.flys.model.River;