public override bool CanExecute()
{
if (PSMAttribute.RepresentedAttribute != null)
{
if (Name != PSMAttribute.RepresentedAttribute.Name || Type != PSMAttribute.RepresentedAttribute.Type)
{
ErrorDescription = CommandError.CMDERR_REPRESENTING_ATTRIBUTES_CAN_NOT_BE_UPDATED;
}
}
string name = DecideName();
if (name == null)
{
ErrorDescription = CommandError.CMDERR_PIMLESS_NAME;
}
if (!NameSuggestor <PSMAttribute> .IsNameUnique(PSMAttribute.Class.PSMAttributes, name, attribute => attribute.AliasOrName, PSMAttribute))
{
ErrorDescription = string.Format(CommandError.CMDERR_NAME_NOT_UNIQUE, name);
return(false);
}
if (customMultiplicity && !MultiplicityElementController.IsMultiplicityValid(Lower, Upper))
{
ErrorDescription = string.Format(CommandError.CMDERR_MULTIPLICITY_BAD_BOUNDS, name);
return(false);
}
return(true);
}
public override bool CanExecute()
{
if (RepresentedAttribute != null)
{
if (!PSMClass.RepresentedClass.MeAndAncestors.Contains(RepresentedAttribute.Class))
{
ErrorDescription = CommandError.CMDERR_INCLUDED_ATTRIBUTES_INCONSISTENCE;
return(false);
}
if (Name != RepresentedAttribute.Name || Type != null)
{
ErrorDescription = CommandError.CMDERR_REPRESENTING_ATTRIBUTES_CAN_NOT_BE_UPDATED;
}
}
string name = DecideName();
if (name == null)
{
ErrorDescription = CommandError.CMDERR_PIMLESS_NAME;
}
IEnumerable <string> nameCollection;
if (UsedAliasesOrNames != null)
{
nameCollection = UsedAliasesOrNames;
}
else
{
nameCollection = from PSMAttribute att in PSMClass.PSMAttributes select att.AliasOrName;
}
if (!NameSuggestor <string> .IsNameUnique(nameCollection, name, n => n))
{
ErrorDescription = string.Format(CommandError.CMDERR_NAME_NOT_UNIQUE, name);
return(false);
}
if (!MultiplicityElementController.IsMultiplicityValid(Lower, Upper))
{
ErrorDescription = string.Format(CommandError.CMDERR_MULTIPLICITY_BAD_BOUNDS, name);
return(false);
}
return(true);
}