[DERBY-736] "" does not work as a userid for Derby client (SqlException: userid length, 0, is not allowed.)

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Won't Fix
• Affects Version/s: 10.1.2.1, 10.1.3.1, 10.2.1.6
• Fix Version/s: 10.1.3.1, 10.2.1.6
• Component/s: Network Client
• Assignee: Katherine Marsden
• Reporter: Katherine Marsden
• Created: 01/Dec/05 08:51
• Updated: 25/Apr/06 03:49
• Resolved: 25/Apr/06 03:49

Description

$ java TestConnect
Derby embedded allows "" as a user id. DerbyClient however,
throws the following exception:

connected with embedded
Exception in thread "main" org.apache.derby.client.am.SqlException: userid length, 0, is not allowed.
at org.apache.derby.client.net.NetConnection.checkUserLength(NetConnection.java:993)
at org.apache.derby.client.net.NetConnection.checkUser(NetConnection.java:1008)
at org.apache.derby.client.net.NetConnection.checkUserPassword(NetConnection.java:1012)
at org.apache.derby.client.net.NetConnection.flowConnect(NetConnection.java:384)
at org.apache.derby.client.net.NetConnection.<init>(NetConnection.java:195)
at org.apache.derby.jdbc.ClientDriver.connect(ClientDriver.java:125)
at java.sql.DriverManager.getConnection(DriverManager.java:512)
at java.sql.DriverManager.getConnection(DriverManager.java:171)
at TestConnect.main(TestConnect.java:23)
$

Below is the program to reproduce

import java.sql.DriverManager;
import java.sql.Connection;
import java.sql.*;

public class TestConnect
{
public static void main(String argv[])
throws Exception

{ Connection con = null; String user = ""; String pwd = ""; // Embedded is ok Class.forName("org.apache.derby.jdbc.EmbeddedDriver"); con = DriverManager.getConnection("jdbc:derby:" + "dbemb;create=true", user, pwd); System.out.println("connected with embedded" ); // Will not connect with zero length user id with client Class.forName("org.apache.derby.jdbc.ClientDriver"); con = DriverManager.getConnection("jdbc:derby://localhost:1527/" + "dbnet;create=true", user, pwd); System.out.println("connected with client" ); con.close(); System.out.println("closed"); }

}