Why don't you just use Vector?
--------
Vector v_queryResult = New Vector();
...
if(tmpString.indexOf('C')!=-1)
{
v_queryResult.addElement((Object)tmpString);
}
--------
Then there's no need for Array2.
> -----Original Message-----
> From: Shirley Chen [mailto:[EMAIL PROTECTED]]
> Sent: Wednesday, December 20, 2000 11:39 AM
> To: [EMAIL PROTECTED]
> Subject: arrays
>
>
> Hi,
>
> I have a question, somebody please help me:
>
> I have a vector which will keep all the names the user typed
> in. Then the
> user supposes can do a query like "give me all the name which
> starts with
> 'C'". In order to do that, I do something like this:
>
> ...
> String[] array1 = new String[myVector.size()];
> String tempString = "";
> int j=0;
>
> for (int i=0; i<myVector.size(); i++)
> {
> tmpString = (String)myVector.get(i);
> if (tmpString.indexOf('C') != -1)
> {
> array1[j] = tmpString;
> j++;
> }
> }
>
> //since array1 may not be filled up with data, I transfer it
> to another
> String array so I know how many element in the array
>
> String array2 = new String[j];
> for (int i=0; i<j; i++)
> {
> array2[i] = array1[i];
> }
>
> // then I will do display. Supposedly, say, array2.length is
> 20, if the user
> wants to display first 5, I will display only the first 5
> records, if the
> user wants to display 30, and I will display 20 instead.
> ...
>
> I can display all the situations ok except when myVector
> contains the names
> that all start with "C" (which means array2.length should be
> myVector.size()). then the program will crash. I think it
> might be array
> out of bound problem, but I don't know how to fix it. Please help me.
> _________________________________________________________________
> Get your FREE download of MSN Explorer at http://explorer.msn.com
>
> ==============================================================
> =============
> To unsubscribe: mailto [EMAIL PROTECTED] with body:
> "signoff JSP-INTEREST".
> For digest: mailto [EMAIL PROTECTED] with body: "set
> JSP-INTEREST DIGEST".
> Some relevant FAQs on JSP/Servlets can be found at:
>
> http://java.sun.com/products/jsp/faq.html
> http://www.esperanto.org.nz/jsp/jspfaq.html
> http://www.jguru.com/jguru/faq/faqpage.jsp?name=JSP
> http://www.jguru.com/jguru/faq/faqpage.jsp?name=Servlets
>
===========================================================================
To unsubscribe: mailto [EMAIL PROTECTED] with body: "signoff JSP-INTEREST".
For digest: mailto [EMAIL PROTECTED] with body: "set JSP-INTEREST DIGEST".
Some relevant FAQs on JSP/Servlets can be found at:
http://java.sun.com/products/jsp/faq.html
http://www.esperanto.org.nz/jsp/jspfaq.html
http://www.jguru.com/jguru/faq/faqpage.jsp?name=JSP
http://www.jguru.com/jguru/faq/faqpage.jsp?name=Servlets
