Fix NullPointerExceptions in v3 api date based search

SVN: 35728

openbis/source/java/ch/ethz/sis/openbis/generic/server/asapi/v3/translator/search/AbstractEntityAttributeProvider.java

@@ -21,6 +21,7 @@ import ch.ethz.sis.openbis.generic.asapi.v3.dto.common.search.DateEqualToValue;
 import ch.ethz.sis.openbis.generic.asapi.v3.dto.common.search.DateLaterThanOrEqualToValue;
 import ch.ethz.sis.openbis.generic.asapi.v3.dto.common.search.DateObjectEarlierThanOrEqualToValue;
 import ch.ethz.sis.openbis.generic.asapi.v3.dto.common.search.DateObjectEqualToValue;
+import ch.ethz.sis.openbis.generic.asapi.v3.dto.common.search.DateObjectLaterThanOrEqualToValue;
 import ch.ethz.sis.openbis.generic.asapi.v3.dto.common.search.IDate;
 import ch.systemsx.cisd.openbis.generic.shared.basic.dto.IAttributeSearchFieldKind;
 
@@ -39,7 +40,7 @@ public abstract class AbstractEntityAttributeProvider implements IEntityAttribut
         } else if (date instanceof DateEarlierThanOrEqualToValue || date instanceof DateObjectEarlierThanOrEqualToValue)
         {
             return earlier;
-        } else if (date instanceof DateLaterThanOrEqualToValue || date instanceof DateLaterThanOrEqualToValue)
+        } else if (date instanceof DateLaterThanOrEqualToValue || date instanceof DateObjectLaterThanOrEqualToValue)
         {
             return later;
         } else

openbis_api/source/java/ch/ethz/sis/openbis/generic/asapi/v3/dto/common/search/AbstractDateObjectValue.java

@@ -33,7 +33,7 @@ public abstract class AbstractDateObjectValue extends AbstractValue<Date> implem
 
     protected String getFormattedValue()
     {
-        return null;
+        return getValue().toString();
     }
 
 }
\ No newline at end of file