java.lang.NullPointerException

Mirth Project | nag r | 2 years ago
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  1. 0

    SQL Server and MySQL string comparisons are case insensitive by default, which causes a few side effects regarding users. Note that passwords are not affected the same way since only the hash is stored. 1a. If a user "admin" exists, and a users logs in as Admin/ADMIN/admiN/etc, the credentials will work but the user is greeted with a NullPointerException upon logging in. 1b. In Postgres/Oracle/Derby, attempting to login with the wrong case would fail. 2a. If a user "admin" exists, it is not possible to create another user with Admin/ADMIN/admiN/etc. 2b. In Postgres/Oracle/Derby, it is possible to create users with the same letters and different casing. 3. With User Authorization plugin installed, logging in with the wrong casing will cause the login process to hang at Loading Extensions with a different NPE {code} java.lang.NullPointerException at com.mirth.connect.plugins.auth.client.SecureAuthorizationController.initialize(SecureAuthorizationController.java:47) at com.mirth.connect.client.ui.Frame.setupFrame(Frame.java:392) at com.mirth.connect.client.ui.Mirth.<init>(Mirth.java:62) at com.mirth.connect.client.ui.LoginPanel$8.doInBackground(LoginPanel.java:438) at com.mirth.connect.client.ui.LoginPanel$8.doInBackground(LoginPanel.java:1) at javax.swing.SwingWorker$1.call(SwingWorker.java:296) at java.util.concurrent.FutureTask.run(FutureTask.java:262) at javax.swing.SwingWorker.run(SwingWorker.java:335) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) at java.lang.Thread.run(Thread.java:745) {code} Example of the NPE you will see when logging in without User Authorization installed {code} [2015-02-11 04:35:00,589] ERROR (com.mirth.connect.server.servlets.UserServlet:160): java.lang.NullPointerException at com.mirth.connect.server.servlets.UserServlet.isCurrentUser(UserServlet.java:260) at com.mirth.connect.server.servlets.UserServlet.doPost(UserServlet.java:137) at javax.servlet.http.HttpServlet.service(HttpServlet.java:727) at javax.servlet.http.HttpServlet.service(HttpServlet.java:820) at org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:652) at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:447) at org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:225) at org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1038) at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:374) at org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:189) at org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:972) at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:135) at org.eclipse.jetty.server.handler.HandlerList.handle(HandlerList.java:52) at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:116) at org.eclipse.jetty.server.Server.handle(Server.java:363) at org.eclipse.jetty.server.AbstractHttpConnection.handleRequest(AbstractHttpConnection.java:483) at org.eclipse.jetty.server.AbstractHttpConnection.content(AbstractHttpConnection.java:931) at org.eclipse.jetty.server.AbstractHttpConnection$RequestHandler.content(AbstractHttpConnection.java:992) at org.eclipse.jetty.http.HttpParser.parseNext(HttpParser.java:856) at org.eclipse.jetty.http.HttpParser.parseAvailable(HttpParser.java:240) at org.eclipse.jetty.server.AsyncHttpConnection.handle(AsyncHttpConnection.java:82) at org.eclipse.jetty.io.nio.SslConnection.handle(SslConnection.java:196) at org.eclipse.jetty.io.nio.SelectChannelEndPoint.handle(SelectChannelEndPoint.java:627) at org.eclipse.jetty.io.nio.SelectChannelEndPoint$1.run(SelectChannelEndPoint.java:51) at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:608) at org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:543) at java.lang.Thread.run(Unknown Source) {code}

    Mirth Project | 2 years ago | nag r
    java.lang.NullPointerException
  2. 0

    SQL Server and MySQL string comparisons are case insensitive by default, which causes a few side effects regarding users. Note that passwords are not affected the same way since only the hash is stored. 1a. If a user "admin" exists, and a users logs in as Admin/ADMIN/admiN/etc, the credentials will work but the user is greeted with a NullPointerException upon logging in. 1b. In Postgres/Oracle/Derby, attempting to login with the wrong case would fail. 2a. If a user "admin" exists, it is not possible to create another user with Admin/ADMIN/admiN/etc. 2b. In Postgres/Oracle/Derby, it is possible to create users with the same letters and different casing. 3. With User Authorization plugin installed, logging in with the wrong casing will cause the login process to hang at Loading Extensions with a different NPE {code} java.lang.NullPointerException at com.mirth.connect.plugins.auth.client.SecureAuthorizationController.initialize(SecureAuthorizationController.java:47) at com.mirth.connect.client.ui.Frame.setupFrame(Frame.java:392) at com.mirth.connect.client.ui.Mirth.<init>(Mirth.java:62) at com.mirth.connect.client.ui.LoginPanel$8.doInBackground(LoginPanel.java:438) at com.mirth.connect.client.ui.LoginPanel$8.doInBackground(LoginPanel.java:1) at javax.swing.SwingWorker$1.call(SwingWorker.java:296) at java.util.concurrent.FutureTask.run(FutureTask.java:262) at javax.swing.SwingWorker.run(SwingWorker.java:335) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) at java.lang.Thread.run(Thread.java:745) {code} Example of the NPE you will see when logging in without User Authorization installed {code} [2015-02-11 04:35:00,589] ERROR (com.mirth.connect.server.servlets.UserServlet:160): java.lang.NullPointerException at com.mirth.connect.server.servlets.UserServlet.isCurrentUser(UserServlet.java:260) at com.mirth.connect.server.servlets.UserServlet.doPost(UserServlet.java:137) at javax.servlet.http.HttpServlet.service(HttpServlet.java:727) at javax.servlet.http.HttpServlet.service(HttpServlet.java:820) at org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:652) at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:447) at org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:225) at org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1038) at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:374) at org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:189) at org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:972) at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:135) at org.eclipse.jetty.server.handler.HandlerList.handle(HandlerList.java:52) at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:116) at org.eclipse.jetty.server.Server.handle(Server.java:363) at org.eclipse.jetty.server.AbstractHttpConnection.handleRequest(AbstractHttpConnection.java:483) at org.eclipse.jetty.server.AbstractHttpConnection.content(AbstractHttpConnection.java:931) at org.eclipse.jetty.server.AbstractHttpConnection$RequestHandler.content(AbstractHttpConnection.java:992) at org.eclipse.jetty.http.HttpParser.parseNext(HttpParser.java:856) at org.eclipse.jetty.http.HttpParser.parseAvailable(HttpParser.java:240) at org.eclipse.jetty.server.AsyncHttpConnection.handle(AsyncHttpConnection.java:82) at org.eclipse.jetty.io.nio.SslConnection.handle(SslConnection.java:196) at org.eclipse.jetty.io.nio.SelectChannelEndPoint.handle(SelectChannelEndPoint.java:627) at org.eclipse.jetty.io.nio.SelectChannelEndPoint$1.run(SelectChannelEndPoint.java:51) at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:608) at org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:543) at java.lang.Thread.run(Unknown Source) {code}

    Mirth Project | 2 years ago | nag r
    java.lang.NullPointerException

    Root Cause Analysis

    1. java.lang.NullPointerException

      No message provided

      at com.mirth.connect.plugins.auth.client.SecureAuthorizationController.initialize()
    2. com.mirth.connect
      LoginPanel$8.doInBackground
      1. com.mirth.connect.plugins.auth.client.SecureAuthorizationController.initialize(SecureAuthorizationController.java:47)
      2. com.mirth.connect.client.ui.Frame.setupFrame(Frame.java:392)
      3. com.mirth.connect.client.ui.Mirth.<init>(Mirth.java:62)
      4. com.mirth.connect.client.ui.LoginPanel$8.doInBackground(LoginPanel.java:438)
      5. com.mirth.connect.client.ui.LoginPanel$8.doInBackground(LoginPanel.java:1)
      5 frames
    3. Java RT
      Thread.run
      1. javax.swing.SwingWorker$1.call(SwingWorker.java:296)
      2. java.util.concurrent.FutureTask.run(FutureTask.java:262)
      3. javax.swing.SwingWorker.run(SwingWorker.java:335)
      4. java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
      5. java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
      6. java.lang.Thread.run(Thread.java:745)
      6 frames