Beispiel #1
0
 public Net.Vpc.Upa.Impl.Uql.Compiledexpression.CompiledUpdate AddQuery(Net.Vpc.Upa.Impl.Uql.Compiledexpression.CompiledUpdate other)
 {
     if (other == null)
     {
         return(this);
     }
     if (other.entityName != null)
     {
         this.Entity(((Net.Vpc.Upa.Impl.Uql.Compiledexpression.CompiledEntityName)other.entityName).GetName(), other.entityAlias);
     }
     for (int i = 0; i < (other.fields).Count; i++)
     {
         Net.Vpc.Upa.Impl.Uql.Compiledexpression.CompiledVar fvar = other.GetField(i);
         Net.Vpc.Upa.Field field = (Net.Vpc.Upa.Field)fvar.GetReferrer();
         Net.Vpc.Upa.Impl.Uql.Compiledexpression.DefaultCompiledExpression fieldValue = other.GetFieldValue(i);
         Set(field, fieldValue == null ? null : fieldValue.Copy());
     }
     if (other.condition != null)
     {
         if (condition == null)
         {
             Where(other.condition.Copy());
         }
         else
         {
             Where(new Net.Vpc.Upa.Impl.Uql.Compiledexpression.CompiledAnd(condition, other.condition.Copy()));
         }
     }
     return(this);
 }
        public override string GetSQL(object oo, Net.Vpc.Upa.Persistence.EntityExecutionContext context, Net.Vpc.Upa.Impl.Persistence.SQLManager sqlManager, Net.Vpc.Upa.Impl.Uql.ExpressionDeclarationList declarations) /* throws Net.Vpc.Upa.Exceptions.UPAException */
        {
            Net.Vpc.Upa.Impl.Uql.Compiledexpression.CompiledUpdate o  = (Net.Vpc.Upa.Impl.Uql.Compiledexpression.CompiledUpdate)oo;
            Net.Vpc.Upa.Persistence.PersistenceStore persistenceStore = context.GetPersistenceStore();
            Net.Vpc.Upa.PersistenceUnit pu     = context.GetPersistenceUnit();
            Net.Vpc.Upa.Entity          entity = pu.GetEntity(o.GetEntity().GetName());
            //        String persistenceName = persistenceStore.getPersistenceName(entity);
            System.Text.StringBuilder sb = new System.Text.StringBuilder("Update " + sqlManager.GetSQL(new Net.Vpc.Upa.Impl.Uql.Compiledexpression.CompiledEntityName(entity.GetName()), context, declarations));
            string tableAlias            = o.GetEntityAlias();

            if (tableAlias != null)
            {
                sb.Append(" ");
                sb.Append(sqlManager.GetSQL(new Net.Vpc.Upa.Impl.Uql.Compiledexpression.CompiledVar(tableAlias), context, declarations));
            }
            sb.Append(" Set ");
            bool isFirst = true;
            int  max     = o.CountFields();

            for (int i = 0; i < max; i++)
            {
                Net.Vpc.Upa.Impl.Uql.Compiledexpression.CompiledVar vv = o.GetField(i);
                Net.Vpc.Upa.Impl.Uql.Compiledexpression.CompiledVar ev = null;
                Net.Vpc.Upa.Impl.Uql.Compiledexpression.CompiledVar fv = null;
                if (vv.GetChild() == null)
                {
                    ev = null;
                    fv = vv;
                }
                else
                {
                    ev = vv;
                    fv = (Net.Vpc.Upa.Impl.Uql.Compiledexpression.CompiledVar)vv.GetChild();
                }
                Net.Vpc.Upa.Impl.Uql.Compiledexpression.DefaultCompiledExpression fieldValue = o.GetFieldValue(i);
                //            Object referrer = vv.getReferrer();
                Net.Vpc.Upa.Field  f             = ((Net.Vpc.Upa.Field)fv.GetReferrer());
                Net.Vpc.Upa.Entity entityManager = f.GetEntity();
                System.Collections.Generic.IList <Net.Vpc.Upa.PrimitiveField> primFields = entityManager.ToPrimitiveFields <Net.Vpc.Upa.EntityPart>(new System.Collections.Generic.List <Net.Vpc.Upa.EntityPart>(new[] { (Net.Vpc.Upa.EntityPart)f }));
                foreach (Net.Vpc.Upa.PrimitiveField primField in primFields)
                {
                    if (isFirst)
                    {
                        isFirst = false;
                    }
                    else
                    {
                        sb.Append(", ");
                    }
                    if (ev != null)
                    {
                        sb.Append(sqlManager.GetSQL(new Net.Vpc.Upa.Impl.Uql.Compiledexpression.CompiledVar(ev.GetName()), context, declarations)).Append(".");
                    }
                    sb.Append(sqlManager.GetSQL(new Net.Vpc.Upa.Impl.Uql.Compiledexpression.CompiledVar(primField), context, declarations));
                    sb.Append("=").Append("(").Append(sqlManager.GetSQL(fieldValue, context, declarations)).Append(")");
                }
            }
            if (o.GetCondition() != null && o.GetCondition().IsValid())
            {
                sb.Append(" Where ").Append(sqlManager.GetSQL(o.GetCondition(), context, declarations));
            }
            if (persistenceStore.IsViewSupported() && entity.NeedsView() && o.GetEntity().IsUseView())
            {
                string implicitTableAlias = persistenceStore.GetPersistenceName("IT_" + entity.GetName(), Net.Vpc.Upa.Persistence.PersistenceNameType.ALIAS);
                sb.Append(" ");
                sb.Append(sqlManager.GetSQL(new Net.Vpc.Upa.Impl.Uql.Compiledexpression.CompiledEntityName(entity.GetName()), context, declarations)).Append(" ").Append(implicitTableAlias).Append(",").Append(sqlManager.GetSQL(new Net.Vpc.Upa.Impl.Uql.Compiledexpression.CompiledEntityName(entity.GetName(), true), context, declarations)).Append(" ").Append(sqlManager.GetSQL(new Net.Vpc.Upa.Impl.Uql.Compiledexpression.CompiledVar(tableAlias), context, declarations));
            }
            //            if (extraFrom != null)
            return(sb.ToString());
        }