Re: Closed Statement issue

From:
=?ISO-8859-1?Q?Arne_Vajh=F8j?= <arne@vajhoej.dk>
Newsgroups:
comp.lang.java.programmer
Date:
Tue, 29 Dec 2009 20:53:18 -0500
Message-ID:
<4b3ab289$0$283$14726298@news.sunsite.dk>
On 29-12-2009 19:38, francan wrote:

I am getting closed exception messages with my below jdbc connection
to Oracle 9i from Tomcat 6 container:
java.sql.SQLException: Closed Statement
and
java.sql.SQLException: Closed Statement: next

private Connection connection;
public ArrayList<MoneyBean> getMoneyList()
{
      ArrayList<MoneyBean> list = new ArrayList<MoneyBean>();
      connection = new DatabaseConnector.getConnection();

      if(connection != null)
      {
           ResultSet rs = null;
           PreparedStatement preparedStatement = null;

           try {
                String BankQuery = "Select money from Bank";
                preparedStatement = connection.preparedStatement
(BankQuery);
                rs = preparedStatement.executeQuery();
                while(rs.next())
                {
                     MoneyBean money = new MoneyBean();
                     money.setMoney(rs.getString("money"));
                     list.add(money);
                }
           }
       }
       catch(SQLException ex)
       {
           System.out.println(ex);
       }
       finally
       {
          try
          {
             if(rs != null)
             {
                 rs.close();
             }
           }
           catch(Exception e)
          {
             e.printStackTrace();
           }

           try
           {
              if(preparedStatement != null)
              {
                 preparedStatement.close();
               }
            }
            catch(Exception e)
           {
               e.printStackTrace();
           }

           try
           {
             if(connection != null)
             {
                 connection.close();
             }
           }
           catch(Exception e)
           {
             e.printStackTrace();
           }
      }
return list;
}


It may help us if you told us where the exception was thrown.

The exceptions seems to indicate a closed connection. Any chance
another thread could have closed the connection ?

Arne

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