Ejemplo n.º 1
0
 public virtual void CheckRemove(Net.Vpc.Upa.Expressions.Expression condition, bool recurse) /* throws Net.Vpc.Upa.Exceptions.UPAException */
 {
     if (entity.GetEntityCount(condition) == 0)
     {
         //nothing to remove!!
         return;
     }
     if (!IsDeleteSupported())
     {
         throw new Net.Vpc.Upa.Exceptions.UndeletableRecordException(entity);
     }
     if (!entity.GetPersistenceUnit().GetSecurityManager().IsAllowedRemove(entity))
     {
         throw new Net.Vpc.Upa.Exceptions.DeleteRecordNotAllowedException(entity);
     }
     Net.Vpc.Upa.Expressions.Expression e = GetFullNonDeletableRecordsExpression();
     if (e != null && e.IsValid())
     {
         Net.Vpc.Upa.Expressions.Expression a = (condition == null) ? ((Net.Vpc.Upa.Expressions.Expression)(e)) : new Net.Vpc.Upa.Expressions.And(condition, e);
         if (entity.GetEntityCount(a) > 0)
         {
             throw new Net.Vpc.Upa.Exceptions.UndeletableRecordException(entity);
         }
     }
     Net.Vpc.Upa.Entity p = entity.GetParentEntity();
     if (p != null)
     {
         Net.Vpc.Upa.Expressions.Expression ss = entity.ChildToParentExpression(condition);
         //            p.getShield().checkRemove(ss, recurse);
         p.GetShield().CheckUpdate(p.GetBuilder().CreateRecord(), ss);
     }
     CheckVeto(Net.Vpc.Upa.VetoableOperation.checkDelete, condition, recurse);
 }
 public virtual int Delete(Net.Vpc.Upa.Entity entity, Net.Vpc.Upa.Persistence.EntityExecutionContext context, Net.Vpc.Upa.Expressions.Expression condition, bool recurse, Net.Vpc.Upa.RemoveTrace deleteInfo) /* throws Net.Vpc.Upa.Exceptions.UPAException */
 {
     if (entity.GetShield().IsTransient())
     {
         return(0);
     }
     Net.Vpc.Upa.Expressions.Delete stmt = (new Net.Vpc.Upa.Expressions.Delete()).From(entity.GetName()).Where(condition);
     return(context.GetPersistenceStore().CreateQuery(stmt, context).ExecuteNonQuery());
 }
Ejemplo n.º 3
0
 public virtual int Reset(Net.Vpc.Upa.Entity entity, Net.Vpc.Upa.Persistence.EntityExecutionContext context) /* throws Net.Vpc.Upa.Exceptions.UPAException */
 {
     if (entity.GetShield().IsTransient())
     {
         return(0);
     }
     Net.Vpc.Upa.Expressions.Delete stmt = (new Net.Vpc.Upa.Expressions.Delete()).From(entity.GetName());
     return(context.GetPersistenceStore().CreateQuery(stmt, context).ExecuteNonQuery());
 }
Ejemplo n.º 4
0
 public virtual Net.Vpc.Upa.Expressions.Expression GetFullNonDeletableRecordsExpression() /* throws Net.Vpc.Upa.Exceptions.UPAException */
 {
     Net.Vpc.Upa.Entity parent            = entity.GetParentEntity();
     Net.Vpc.Upa.Expressions.Expression a = GetNonDeletableRecordsExpression();
     Net.Vpc.Upa.Expressions.Expression b = parent == null ? null : entity.ParentToChildExpression(parent.GetShield().GetFullNonUpdatableRecordsExpression());
     a = (a == null) ? ((Net.Vpc.Upa.Expressions.Expression)(b)) : new Net.Vpc.Upa.Expressions.Or(a, b);
     return((a == null || !a.IsValid()) ? null : a);
 }
Ejemplo n.º 5
0
 public virtual void CheckPersist(Net.Vpc.Upa.Record record) /* throws Net.Vpc.Upa.Exceptions.UPAException */
 {
     if (!entity.GetPersistenceUnit().GetSecurityManager().IsAllowedPersist(entity))
     {
         throw new Net.Vpc.Upa.Exceptions.PersistRecordNotAllowedException(entity);
     }
     if (!IsPersistSupported())
     {
         throw new Net.Vpc.Upa.Exceptions.PersistRecordNotAllowedException(entity);
     }
     if (record != null)
     {
         // check parent is not read only
         if (entity.GetParentEntity() != null)
         {
             Net.Vpc.Upa.Expressions.Expression parentUnupdatable = entity.GetParentEntity().GetShield().GetFullNonUpdatableRecordsExpression();
             if (parentUnupdatable != null && parentUnupdatable.IsValid())
             {
                 Net.Vpc.Upa.Relationship r = entity.GetCompositionRelation();
                 System.Collections.Generic.IList <Net.Vpc.Upa.Field> df = r.GetSourceRole().GetFields();
                 System.Collections.Generic.IList <Net.Vpc.Upa.Field> mf = r.GetTargetRole().GetFields();
                 object[] pko = new object[(mf).Count];
                 for (int i = 0; i < pko.Length; i++)
                 {
                     pko[i] = record.GetObject <T>(df[i].GetName());
                 }
                 object pk = entity.CreateId(pko);
                 long   c  = entity.GetParentEntity().GetEntityCount(new Net.Vpc.Upa.Expressions.And(parentUnupdatable, entity.GetParentEntity().GetBuilder().IdToExpression(pk, null)));
                 if (c > 0)
                 {
                     throw new Net.Vpc.Upa.Exceptions.UnupdatableRecordException(entity.GetParentEntity());
                 }
             }
         }
         bool keyGenerated = IsGeneratedId();
         Net.Vpc.Upa.Expressions.Expression keyExpresson = null;
         if (!keyGenerated)
         {
             object key = entity.GetBuilder().RecordToId(record);
             keyExpresson = entity.GetBuilder().IdToExpression(key, null);
         }
         Net.Vpc.Upa.Entity p = entity.GetParentEntity();
         if (p != null)
         {
             //Expression ss = childToParentExpression(toExpression(key));
             Net.Vpc.Upa.Expressions.Expression ss = entity.ChildToParentExpression(record);
             if (ss != null)
             {
                 p.GetShield().CheckUpdate(null, ss);
             }
         }
         System.Collections.Generic.IList <Net.Vpc.Upa.Index> uniqueIndexes = entity.GetIndexes(true);
         if ((uniqueIndexes.Count == 0))
         {
             if (!keyGenerated)
             {
                 if (entity.GetEntityCount(keyExpresson) > 0)
                 {
                     throw new Net.Vpc.Upa.Exceptions.InsertRecordDuplicateKeyException(entity);
                 }
             }
         }
         else
         {
             Net.Vpc.Upa.Expressions.Expression or = null;
             if (!keyGenerated)
             {
                 or = keyExpresson;
             }
             foreach (Net.Vpc.Upa.Index index in uniqueIndexes)
             {
                 Net.Vpc.Upa.Field[] f = index.GetFields();
                 Net.Vpc.Upa.Expressions.Expression e1 = null;
                 if (f.Length == 1)
                 {
                     e1 = new Net.Vpc.Upa.Expressions.Equals(new Net.Vpc.Upa.Expressions.Var(f[0].GetName()), Net.Vpc.Upa.Expressions.ExpressionFactory.ToLiteral(record.GetObject <T>(f[0].GetName())));
                 }
                 else
                 {
                     Net.Vpc.Upa.Expressions.Expression a = null;
                     foreach (Net.Vpc.Upa.Field aF in f)
                     {
                         Net.Vpc.Upa.Expressions.Expression b = (new Net.Vpc.Upa.Expressions.Equals(new Net.Vpc.Upa.Expressions.Var(aF.GetName()), Net.Vpc.Upa.Expressions.ExpressionFactory.ToLiteral(record.GetObject <T>(aF.GetName()))));
                         a = a == null ? ((Net.Vpc.Upa.Expressions.Expression)(b)) : new Net.Vpc.Upa.Expressions.And(a, b);
                     }
                     e1 = a;
                 }
                 or = or == null ? ((Net.Vpc.Upa.Expressions.Expression)(e1)) : new Net.Vpc.Upa.Expressions.Or(or, e1);
             }
             if (entity.GetEntityCount(or) > 0)
             {
                 // finer lookup of problem
                 if (!keyGenerated)
                 {
                     if (entity.GetEntityCount(keyExpresson) > 0)
                     {
                         throw new Net.Vpc.Upa.Exceptions.InsertRecordDuplicateKeyException(entity);
                     }
                 }
                 foreach (Net.Vpc.Upa.Index index in uniqueIndexes)
                 {
                     Net.Vpc.Upa.Field[] f = index.GetFields();
                     Net.Vpc.Upa.Expressions.Expression e1 = null;
                     if (f.Length == 1)
                     {
                         e1 = new Net.Vpc.Upa.Expressions.Equals(new Net.Vpc.Upa.Expressions.Var(f[0].GetName()), Net.Vpc.Upa.Expressions.ExpressionFactory.ToLiteral(record.GetObject <T>(f[0].GetName())));
                     }
                     else
                     {
                         Net.Vpc.Upa.Expressions.Expression a = null;
                         foreach (Net.Vpc.Upa.Field aF in f)
                         {
                             Net.Vpc.Upa.Expressions.Expression b = (new Net.Vpc.Upa.Expressions.Equals(new Net.Vpc.Upa.Expressions.Var(aF.GetName()), Net.Vpc.Upa.Expressions.ExpressionFactory.ToLiteral(record.GetObject <T>(aF.GetName()))));
                             a = a == null ? ((Net.Vpc.Upa.Expressions.Expression)(b)) : new Net.Vpc.Upa.Expressions.And(a, b);
                         }
                         e1 = a;
                     }
                     if (entity.GetEntityCount(e1) > 0)
                     {
                         throw new Net.Vpc.Upa.Exceptions.InsertRecordDuplicateUniqueFieldsException(entity, index, record.GetObject <T>(f[0].GetName()));
                     }
                 }
                 throw new System.Exception("WouldNeverBeThrownException");
             }
         }
     }
     CheckVeto(Net.Vpc.Upa.VetoableOperation.checkPersist, record);
 }
Ejemplo n.º 6
0
        public virtual void CheckUpdate(Net.Vpc.Upa.Record updates, Net.Vpc.Upa.Expressions.Expression condition) /* throws Net.Vpc.Upa.Exceptions.UPAException */
        {
            if (!entity.GetPersistenceUnit().GetSecurityManager().IsAllowedUpdate(entity))
            {
                throw new Net.Vpc.Upa.Exceptions.UpdateRecordNotAllowedException(entity);
            }
            if (!IsUpdateSupported())
            {
                throw new Net.Vpc.Upa.Exceptions.UnupdatableRecordException(entity);
            }
            Net.Vpc.Upa.Expressions.Expression e = GetFullNonUpdatableRecordsExpression();
            if (e != null && e.IsValid())
            {
                Net.Vpc.Upa.Expressions.Expression a = (condition == null) ? ((Net.Vpc.Upa.Expressions.Expression)(e)) : new Net.Vpc.Upa.Expressions.And(condition, e);
                if (entity.GetEntityCount(a) > 0)
                {
                    throw new Net.Vpc.Upa.Exceptions.UnupdatableRecordException(entity);
                }
            }
            long updated = 0;

            if ((updated = entity.GetEntityCount(condition)) == 0)
            {
                throw new Net.Vpc.Upa.Exceptions.UpdateRecordKeyNotFoundException(entity, condition);
            }
            //TODO c koa cet unique fields qui n'impose pas toutes les validations
            if (false)
            {
                return;
            }
            else if (updated == 1)
            {
                if (condition != null)
                {
                    if (updates != null)
                    {
                        Net.Vpc.Upa.Expressions.Expression or = null;
                        foreach (Net.Vpc.Upa.Index index in entity.GetIndexes(true))
                        {
                            Net.Vpc.Upa.Field[] f = index.GetFields();
                            Net.Vpc.Upa.Expressions.Expression a = null;
                            int found = 0;
                            foreach (Net.Vpc.Upa.Field aF in f)
                            {
                                if (updates.IsSet(aF.GetName()))
                                {
                                    found++;
                                    Net.Vpc.Upa.Expressions.Expression b = (new Net.Vpc.Upa.Expressions.Equals(new Net.Vpc.Upa.Expressions.Var(aF.GetName()), Net.Vpc.Upa.Expressions.ExpressionFactory.ToLiteral(updates.GetObject <T>(aF.GetName()))));
                                    a = a == null ? ((Net.Vpc.Upa.Expressions.Expression)(b)) : new Net.Vpc.Upa.Expressions.And(a, b);
                                }
                            }
                            if (found != 0 && found != f.Length)
                            {
                                throw new Net.Vpc.Upa.Exceptions.UPAException("NotFound");
                            }
                            else if (found == f.Length)
                            {
                                or = or == null ? ((Net.Vpc.Upa.Expressions.Expression)(a)) : new Net.Vpc.Upa.Expressions.Or(or, a);
                            }
                        }
                        if (or != null)
                        {
                            Net.Vpc.Upa.Expressions.And and = new Net.Vpc.Upa.Expressions.And(new Net.Vpc.Upa.Expressions.Not(condition), or);
                            if (entity.GetEntityCount(and) > 0)
                            {
                                throw new Net.Vpc.Upa.Exceptions.UpdateRecordDuplicateKeyException(entity);
                            }
                        }
                    }
                }
            }
            else
            {
                if (updates != null)
                {
                    foreach (Net.Vpc.Upa.Index index in entity.GetIndexes(true))
                    {
                        Net.Vpc.Upa.Field[] f = index.GetFields();
                        foreach (Net.Vpc.Upa.Field aF in f)
                        {
                            if (updates.IsSet(aF.GetName()))
                            {
                                throw new Net.Vpc.Upa.Exceptions.UpdateRecordDuplicateKeyException(entity);
                            }
                        }
                    }
                }
            }
            Net.Vpc.Upa.Entity p = entity.GetParentEntity();
            if (p != null)
            {
                Net.Vpc.Upa.Expressions.Expression ss = entity.ChildToParentExpression(condition);
                try {
                    p.GetShield().CheckUpdate(null, ss);
                } catch (Net.Vpc.Upa.Exceptions.UpdateRecordKeyNotFoundException ex) {
                    log.Warning(entity.GetName() + "'s parent seems not to be resolvable for condition (" + condition + "): " + ex);
                }
            }
            //ignore if parent not found!
            CheckVeto(Net.Vpc.Upa.VetoableOperation.checkUpdate, updates, condition);
        }
Ejemplo n.º 7
0
 public virtual Net.Vpc.Upa.Expressions.Expression GetFullNonUpdatableRecordsExpression() /* throws Net.Vpc.Upa.Exceptions.UPAException */
 {
     Net.Vpc.Upa.Entity parent            = entity.GetParentEntity();
     Net.Vpc.Upa.Expressions.Expression a = GetNonUpdatableRecordsExpression();
     //if hierarchical entity then ignore parent
     Net.Vpc.Upa.Expressions.Expression b = (parent == null || parent.GetName().Equals(entity.GetName())) ? null : entity.ParentToChildExpression(parent.GetShield().GetFullNonUpdatableRecordsExpression());
     a = (a == null) ? ((Net.Vpc.Upa.Expressions.Expression)(b)) : new Net.Vpc.Upa.Expressions.Or(a, b);
     return((a == null || !a.IsValid()) ? null : a);
 }
Ejemplo n.º 8
0
        public virtual bool Accept(Net.Vpc.Upa.Entity entity) /* throws Net.Vpc.Upa.Exceptions.UPAException */
        {
            object source = entity.GetEntityDescriptor().GetSource();

            if (rootClass != null && (source == null || !rootClass.IsAssignableFrom(source.GetType())))
            {
                return(false);
            }
            Net.Vpc.Upa.EntityShield v = entity.GetShield();
            if (IsAcceptCloneable() && !v.IsCloneSupported())
            {
                return(false);
            }
            if (IsRejectCloneable() && v.IsCloneSupported())
            {
                return(false);
            }
            if (IsAcceptKeyEditable() && !v.IsKeyEditionSupported())
            {
                return(false);
            }
            if (IsRejectKeyEditable() && v.IsKeyEditionSupported())
            {
                return(false);
            }
            if (IsAcceptRenamable() && !v.IsRenameSupported())
            {
                return(false);
            }
            if (IsRejectRenamable() && v.IsRenameSupported())
            {
                return(false);
            }
            if (IsAcceptClear() && !v.IsClearSupported())
            {
                return(false);
            }
            if (IsRejectClear() && v.IsClearSupported())
            {
                return(false);
            }
            if (IsAcceptDeletable() && !v.IsDeleteSupported())
            {
                return(false);
            }
            if (IsRejectDeletable() && v.IsDeleteSupported())
            {
                return(false);
            }
            try {
                if (IsAcceptEmpty() && !entity.IsEmpty())
                {
                    return(false);
                }
            } catch (Net.Vpc.Upa.Exceptions.UPAException e) {
                return(false);
            }
            try {
                if (IsRejectEmpty() && entity.IsEmpty())
                {
                    return(false);
                }
            } catch (Net.Vpc.Upa.Exceptions.UPAException e) {
                return(false);
            }
            if (IsAcceptPersistable() && !v.IsPersistSupported())
            {
                return(false);
            }
            if (IsRejectPersistable() && v.IsPersistSupported())
            {
                return(false);
            }
            if (IsAcceptNavigatable() && !v.IsNavigateSupported())
            {
                return(false);
            }
            if (IsRejectNavigatable() && v.IsNavigateSupported())
            {
                return(false);
            }
            //        if(isAcceptPrintable() && !v.isPrintSupported()){
            //            return false;
            //        }
            //        if(isRejectPrintable() && v.isPrintSupported()){
            //            return false;
            //        }
            if (IsAcceptKeyGeneratable() && !v.IsGeneratedId())
            {
                return(false);
            }
            if (IsRejectKeyGeneratable() && v.IsGeneratedId())
            {
                return(false);
            }
            if (IsAcceptSystem() && !v.IsSystem())
            {
                return(false);
            }
            if (IsRejectSystem() && v.IsSystem())
            {
                return(false);
            }
            if (IsAcceptPrivate() && !v.IsPrivate())
            {
                return(false);
            }
            if (IsRejectPrivate() && v.IsPrivate())
            {
                return(false);
            }
            if (IsAcceptTransient() && !v.IsTransient())
            {
                return(false);
            }
            if (IsRejectTransient() && v.IsTransient())
            {
                return(false);
            }
            if (IsAcceptUpdatable() && !v.IsUpdateSupported())
            {
                return(false);
            }
            if (IsRejectUpdatable() && v.IsUpdateSupported())
            {
                return(false);
            }
            if (IsAcceptValidatable() && !v.IsUpdateFormulaSupported())
            {
                return(false);
            }
            if (IsRejectValidatable() && v.IsUpdateFormulaSupported())
            {
                return(false);
            }
            return(true);
        }