regarding code

hi everyone
i am tryin to run this code from my application through jFrame.I want to
pass this accession number through textarea for which i am usin g string
data type as:

private void jButtonActionPerformed(java.awt.evet.ActionEvent evt)
{
string input=jTextArea1.getText();
String out= readg(input);
jTextArea2.SetText(out);
}
public String readg( String in)
{
 RichSequence rs = *null*;
String Seq="";

      GenbankRichSequenceDB grsdb = *new* GenbankRichSequenceDB();

      *try*{

        *// Demonstration of use with GenBank accession number*

        rs = grsdb.getRichSequence(in);

        SymbolList sl = rs.getInternalSymbolList();

        Seq=sl.seqString();
    }

      *catch*(BioException be){

        be.printStackTrace();

        System <http://www.google.com/search?hl=en&q=allinurl%3Asystem+java.sun.com&btnI=I%27m%20Feeling%20Lucky>.exit(-1);

      }
return (Seq);

   }

ny one tell me why this code is not working.
thanx
indu
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