title: Loading dll file inside eclipse java project
body: <p>I am trying to add the file <code>sqljdbc_auth.dll</code> to the project library. I add the folder containing the dll as external class folder. </p>
  
  <p>Here I am basically trying to connect to my SQL SERVER 2008 database using SQL drivers given by Microsoft.</p>
  
  <p>My code is </p>
  
  <pre><code>private static void Connect(){
          try
          {
              Class.forName("com.microsoft.sqlserver.jdbc.SQLServerDriver");
              String connectionUrl = "jdbc:hostname:1433;databaseName=dbname;"
  
                  + "user=username;password=password";
              java.sql.Connection con = DriverManager.getConnection(connectionUrl);
          }
          catch(ClassNotFoundException e)
          {
              e.printStackTrace();
          }
          catch(SQLException e2)
          {
              e2.printStackTrace();
          }
      }`
  </code></pre>
  
  <p>I get the following error </p>
  
  <pre><code>WARNING: Failed to load the sqljdbc_auth.dll cause : no sqljdbc_auth in java.library.path
  com.microsoft.sqlserver.jdbc.SQLServerException: This driver is not configured for integrated authentication. ClientConnectionId:b83147c7-b45a-4f35-b601-195a0aa9c32c
      at com.microsoft.sqlserver.jdbc.SQLServerConnection.terminate(SQLServerConnection.java:1667)
      at com.microsoft.sqlserver.jdbc.AuthenticationJNI.&lt;init&gt;(AuthenticationJNI.java:60)
      at com.microsoft.sqlserver.jdbc.SQLServerConnection.logon(SQLServerConnection.java:2229)
      at com.microsoft.sqlserver.jdbc.SQLServerConnection.access$000(SQLServerConnection.java:41)
      at com.microsoft.sqlserver.jdbc.SQLServerConnection$LogonCommand.doExecute(SQLServerConnection.java:2220)
      at com.microsoft.sqlserver.jdbc.TDSCommand.execute(IOBuffer.java:5696)
      at com.microsoft.sqlserver.jdbc.SQLServerConnection.executeCommand(SQLServerConnection.java:1715)
      at com.microsoft.sqlserver.jdbc.SQLServerConnection.connectHelper(SQLServerConnection.java:1326)
      at com.microsoft.sqlserver.jdbc.SQLServerConnection.login(SQLServerConnection.java:991)
      at com.microsoft.sqlserver.jdbc.SQLServerConnection.connect(SQLServerConnection.java:827)
      at com.microsoft.sqlserver.jdbc.SQLServerDriver.connect(SQLServerDriver.java:1012)
      at java.sql.DriverManager.getConnection(Unknown Source)
      at java.sql.DriverManager.getConnection(Unknown Source)
      at com.sagar.com.package1.T1.Connect(T1.java:21)
      at com.sagar.com.package1.T1.main(T1.java:37)
  Caused by: java.lang.UnsatisfiedLinkError: no sqljdbc_auth in java.library.path
      at java.lang.ClassLoader.loadLibrary(Unknown Source)
      at java.lang.Runtime.loadLibrary0(Unknown Source)
      at java.lang.System.loadLibrary(Unknown Source)
      at com.microsoft.sqlserver.jdbc.AuthenticationJNI.&lt;clinit&gt;(AuthenticationJNI.java:35)
      ... 13 more
  </code></pre>