import mir.entity.Entity;
import mir.entity.EntityList;
import mir.storage.Database;
+import mir.storage.DatabaseExc;
import java.util.Map;
return database;
}
- public Entity getById (String id) throws ModuleExc, ModuleFailure {
- try {
- if (database == null)
- throw new ModuleExc("AbstractModule.getById: No Database set!");
- Entity entity = database.selectById(id);
+ public Entity getById (String anId) throws ModuleFailure, EntityNotFoundExc {
+ if (database == null) {
+ throw new ModuleFailure("AbstractModule.getById: No Database set!");
+ }
- if (entity == null)
- throw new ModuleExc("AbstractModule.getById: No object for id = " + id);
- return entity;
- }
- catch (Throwable e) {
- throw new ModuleFailure(e);
- }
+ try {
+ Entity result = database.selectById(anId);
+
+ if (result == null) {
+ throw new EntityNotFoundExc("AbstractModule.getById: No object for id = " + anId);
+ }
+
+ return result;
+ }
+ catch (DatabaseExc e) {
+ throw new ModuleFailure("Database exception while retrieving entity with id " + anId);
+ }
}
public EntityList getByWhereClause (String whereClause, int offset) throws ModuleExc, ModuleFailure {