layout_status enum mapping changed into string

model/src/main/java/lcsb/mapviewer/model/map/layout/Layout.java

@@ -7,6 +7,8 @@ import java.util.Set;
 
 import javax.persistence.Column;
 import javax.persistence.Entity;
+import javax.persistence.EnumType;
+import javax.persistence.Enumerated;
 import javax.persistence.FetchType;
 import javax.persistence.GeneratedValue;
 import javax.persistence.GenerationType;
@@ -117,6 +119,7 @@ public class Layout implements Serializable {
   /**
    * Describes progress of layout uploading process.
    */
+  @Enumerated(EnumType.STRING)
   private LayoutStatus status = LayoutStatus.UNKNOWN;
 
   /**

persist/src/main/resources/db/migration/12.2.0~alpha.0/V12.2.0.20181024.4__layout_status_changed_to_string.sql

+-- change in layout
+alter table layout add column status_string varchar(31);
+update layout set status_string='UNKNOWN' where status=0;
+update layout set status_string='NA' where status=1;
+update layout set status_string='GENERATING' where status=2;
+update layout set status_string='OK' where status=3;
+update layout set status_string='FAILURE' where status=4;
+
+alter table layout drop column status;
+alter table layout rename column status_string to status;