Re: Passing NULL Objects


"fb" <fb@xxxxxxxxx> wrote in message
news:wsAaf.402999$tl2.182196@xxxxxxxxxxx
> Hello everyone. I have the following:
>
> //Perform a search for the account number
> public BankAccount searchAccounts (Vector<BankAccount> bankAccounts ,
> long accountNumber){
> int accNum=0;
> for(int x=0;x<bankAccounts.size();x++){
> if(bankAccounts.elementAt(x) == accountNumber){
> return ?? //I want to return the object that matches from the
> Vector to the calling function
> else
> return ?? //How do I return a NULL object (The reason is that I
> can test for it in the returning function)
> }
>
>
> So...returning null objects. Any thoughts? :-)

to return a null object:
return null; //easy, eh?

but this line:
if(bankAccounts.elementAt(x) == accountNumber)
will never evaluate to true because a BankAccount is not a long

perhaps you meant something like:
if(bankAccounts.elementAt(x).getAccountNumber() == accountNumber) ...


.

Relevant Pages

  • Re: Passing NULL Objects
    ... public BankAccount searchAccounts (VectorbankAccounts, long accountNumber){int accNum=0; ... //I want to return the object that matches from the Vector to the calling function else return ?? ...
    (comp.lang.java.help)
  • Passing NULL Objects
    ... public BankAccount searchAccounts (VectorbankAccounts, long accountNumber){ ... int accNum=0; ... //I want to return the object that matches from the Vector to the calling function ...
    (comp.lang.java.help)
  • Re: Passing NULL Objects
    ... public BankAccount searchAccounts (VectorbankAccounts, long accountNumber){int accNum=0; ... //I want to return the object that matches from the Vector to the calling function else return ?? ...
    (comp.lang.java.help)
  • Re: is this possible
    ... >> i created an object of type BankAccount which has a constructor ... >> BankAccount(String str,int accountnumber) ... >> now, somewhere in my program, i need a method in the BankAccount class ...
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  • Re: is this possible
    ... > i created an object of type BankAccount which has a constructor ... > BankAccount(String str,int accountnumber) ... > now, somewhere in my program, i need a method in the BankAccount class ...
    (comp.lang.java.help)