Re: [aspectj-users] Point Cut gambling

[Franz Prilmeier <prilmeie@xxxxxxx>]

Ramnivas Laddad wrote:

> Ah... You args() pointcut usage isn't right for the nonmatching case. 
> Here is something that should work:
>
>   public pointcut remoteAuthOperations ( AddressBookManagerRemote iro, 
> AddressBookDO ado ) :
>       target ( AddressBookManagerRemote ) && target ( iro ) && args ( 
> ado, * ) &&
>       (
>           call ( public void AddressBookManagerRemote.addParty ( 
> AddressBookDO, PartyDO ) ) ||
>           call ( public void AddressBookManagerRemote.removeParty ( 
> AddressBookDO, PartyDO ) )
>       );
>
>
> Note the "*" in args() part of the pointcut. You have two arguments to 
> add/removeParty() and the original pointcut was trying to match the 
> one with only one argument of AddressBookDO type. Of course, using 
> args ( ado, * ) is only one of the possibilities, you could use 
> args(ado, PartyDO) or args(ado, ..) and it should still work. The 
> right choice depends on what you are trying to express.

In my opinion my initial version should result in a compiler error: 
"Unmatchable Pointcut" or something like that. When it is obvious that 
the pointcut cannot match, then the compiler should tell me about that.

Regards,
Franz