jwt-planner example
Added by Olaf van der Meer almost 4 years ago
Hi,
I am discovering the jwt examples and cannot get the jwt-planner example running.
I get this error on the servers console when accessing the page in the browser:
java.lang.NoClassDefFoundError: com/google/gson/JsonParseException at eu.webtoolkit.jwt.WPaintedWidget.<init>(WPaintedWidget.java:158) at eu.webtoolkit.jwt.examples.planner.captcha.ShapesWidget.<init>(ShapesWidget.java:49) at eu.webtoolkit.jwt.examples.planner.captcha.ShapesCaptchaWidget.<init>(ShapesCaptchaWidget.java:33) at eu.webtoolkit.jwt.examples.planner.LoginWidget.<init>(LoginWidget.java:61) at eu.webtoolkit.jwt.examples.planner.PlannerApplication.<init>(PlannerApplication.java:55) at eu.webtoolkit.jwt.examples.planner.PlannerMain.createApplication(PlannerMain.java:14) at eu.webtoolkit.jwt.WtServlet.doCreateApplication(WtServlet.java:307) at eu.webtoolkit.jwt.WebSession.start(WebSession.java:2276) at eu.webtoolkit.jwt.WebSession.handleRequest(WebSession.java:1606) at eu.webtoolkit.jwt.WtServlet.doHandleRequest(WtServlet.java:377) at eu.webtoolkit.jwt.ServletApi.handleRequest(ServletApi.java:27) at eu.webtoolkit.jwt.ServletApi3.doHandleRequest(ServletApi3.java:155) at eu.webtoolkit.jwt.WtServlet.handleRequest(WtServlet.java:264) at eu.webtoolkit.jwt.WtServlet.doGet(WtServlet.java:272) at javax.servlet.http.HttpServlet.service(HttpServlet.java:687) at javax.servlet.http.HttpServlet.service(HttpServlet.java:790) at org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:852) at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1650) at org.eclipse.jetty.websocket.server.WebSocketUpgradeFilter.doFilter(WebSocketUpgradeFilter.java:206) at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1637) at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:533) at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:143) at org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:548) at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:132) at org.eclipse.jetty.server.handler.ScopedHandler.nextHandle(ScopedHandler.java:190) at org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:1595) at org.eclipse.jetty.server.handler.ScopedHandler.nextHandle(ScopedHandler.java:188) at org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1253) at org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:168) at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:473) at org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:1564) at org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:166) at org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1155) at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:141) at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:132) at org.eclipse.jetty.server.Server.handle(Server.java:530) at org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:347) at org.eclipse.jetty.server.HttpConnection.onFillable(HttpConnection.java:256) at org.eclipse.jetty.io.AbstractConnection$ReadCallback.succeeded(AbstractConnection.java:279) at org.eclipse.jetty.io.FillInterest.fillable(FillInterest.java:102) at org.eclipse.jetty.io.ChannelEndPoint$2.run(ChannelEndPoint.java:124) at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:247) at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:140) at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.run(EatWhatYouKill.java:131) at org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.run(ReservedThreadExecutor.java:382) at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:708) at org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:626) at java.lang.Thread.run(Thread.java:748) Caused by: java.lang.ClassNotFoundException: com.google.gson.JsonParseException at java.net.URLClassLoader.findClass(URLClassLoader.java:381) at java.lang.ClassLoader.loadClass(ClassLoader.java:424) at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:349) at java.lang.ClassLoader.loadClass(ClassLoader.java:357) at org.eclipse.jetty.webapp.WebAppClassLoader.loadClass(WebAppClassLoader.java:503) at runjettyrun.ProjectClassLoader.loadClass(ProjectClassLoader.java:92) at eu.webtoolkit.jwt.WPaintedWidget.<init>(WPaintedWidget.java:158) at eu.webtoolkit.jwt.examples.planner.captcha.ShapesWidget.<init>(ShapesWidget.java:49) at eu.webtoolkit.jwt.examples.planner.captcha.ShapesCaptchaWidget.<init>(ShapesCaptchaWidget.java:33) at eu.webtoolkit.jwt.examples.planner.LoginWidget.<init>(LoginWidget.java:61) at eu.webtoolkit.jwt.examples.planner.PlannerApplication.<init>(PlannerApplication.java:55) at eu.webtoolkit.jwt.examples.planner.PlannerMain.createApplication(PlannerMain.java:14) at eu.webtoolkit.jwt.WtServlet.doCreateApplication(WtServlet.java:307) at eu.webtoolkit.jwt.WebSession.start(WebSession.java:2276) at eu.webtoolkit.jwt.WebSession.handleRequest(WebSession.java:1606) at eu.webtoolkit.jwt.WtServlet.doHandleRequest(WtServlet.java:377) at eu.webtoolkit.jwt.ServletApi.handleRequest(ServletApi.java:27) at eu.webtoolkit.jwt.ServletApi3.doHandleRequest(ServletApi3.java:155) at eu.webtoolkit.jwt.WtServlet.handleRequest(WtServlet.java:264) at eu.webtoolkit.jwt.WtServlet.doGet(WtServlet.java:272) at javax.servlet.http.HttpServlet.service(HttpServlet.java:687) at javax.servlet.http.HttpServlet.service(HttpServlet.java:790) at org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:852) at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1650) at org.eclipse.jetty.websocket.server.WebSocketUpgradeFilter.doFilter(WebSocketUpgradeFilter.java:206) at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1637) at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:533) at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:143) at org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:548) at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:132) at org.eclipse.jetty.server.handler.ScopedHandler.nextHandle(ScopedHandler.java:190) at org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:1595) at org.eclipse.jetty.server.handler.ScopedHandler.nextHandle(ScopedHandler.java:188) at org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1253) at org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:168) at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:473) at org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:1564) at org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:166) at org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1155) at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:141) at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:132) at org.eclipse.jetty.server.Server.handle(Server.java:530) at org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:347) at org.eclipse.jetty.server.HttpConnection.onFillable(HttpConnection.java:256) at org.eclipse.jetty.io.AbstractConnection$ReadCallback.succeeded(AbstractConnection.java:279) at org.eclipse.jetty.io.FillInterest.fillable(FillInterest.java:102) at org.eclipse.jetty.io.ChannelEndPoint$2.run(ChannelEndPoint.java:124) at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:247) at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:140) at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.run(EatWhatYouKill.java:131) at org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.run(ReservedThreadExecutor.java:382) at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:708) at org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:626) at java.lang.Thread.run(Thread.java:748) Suppressed: |java.lang.ClassNotFoundException: com.google.gson.JsonParseException | at java.net.URLClassLoader.findClass(URLClassLoader.java:381) | at org.eclipse.jetty.webapp.WebAppClassLoader.findClass(WebAppClassLoader.java:636) | at org.eclipse.jetty.webapp.WebAppClassLoader.loadClass(WebAppClassLoader.java:527) | at runjettyrun.ProjectClassLoader.loadClass(ProjectClassLoader.java:92) | at eu.webtoolkit.jwt.WPaintedWidget.<init>(WPaintedWidget.java:158) | at eu.webtoolkit.jwt.examples.planner.captcha.ShapesWidget.<init>(ShapesWidget.java:49) | at eu.webtoolkit.jwt.examples.planner.captcha.ShapesCaptchaWidget.<init>(ShapesCaptchaWidget.java:33) | at eu.webtoolkit.jwt.examples.planner.LoginWidget.<init>(LoginWidget.java:61) | at eu.webtoolkit.jwt.examples.planner.PlannerApplication.<init>(PlannerApplication.java:55) | at eu.webtoolkit.jwt.examples.planner.PlannerMain.createApplication(PlannerMain.java:14) | at eu.webtoolkit.jwt.WtServlet.doCreateApplication(WtServlet.java:307) | at eu.webtoolkit.jwt.WebSession.start(WebSession.java:2276) | at eu.webtoolkit.jwt.WebSession.handleRequest(WebSession.java:1606) | at eu.webtoolkit.jwt.WtServlet.doHandleRequest(WtServlet.java:377) | at eu.webtoolkit.jwt.ServletApi.handleRequest(ServletApi.java:27) | at eu.webtoolkit.jwt.ServletApi3.doHandleRequest(ServletApi3.java:155) | at eu.webtoolkit.jwt.WtServlet.handleRequest(WtServlet.java:264) | at eu.webtoolkit.jwt.WtServlet.doGet(WtServlet.java:272) | at javax.servlet.http.HttpServlet.service(HttpServlet.java:687) | at javax.servlet.http.HttpServlet.service(HttpServlet.java:790) | at org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:852) | at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1650) | at org.eclipse.jetty.websocket.server.WebSocketUpgradeFilter.doFilter(WebSocketUpgradeFilter.java:206) | at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1637) | at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:533) | at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:143) | at org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:548) | at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:132) | at org.eclipse.jetty.server.handler.ScopedHandler.nextHandle(ScopedHandler.java:190) | at org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:1595) | at org.eclipse.jetty.server.handler.ScopedHandler.nextHandle(ScopedHandler.java:188) | at org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1253) | at org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:168) | at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:473) | at org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:1564) | at org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:166) | at org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1155) | at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:141) | at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:132) | at org.eclipse.jetty.server.Server.handle(Server.java:530) | at org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:347) | at org.eclipse.jetty.server.HttpConnection.onFillable(HttpConnection.java:256) | at org.eclipse.jetty.io.AbstractConnection$ReadCallback.succeeded(AbstractConnection.java:279) | at org.eclipse.jetty.io.FillInterest.fillable(FillInterest.java:102) | at org.eclipse.jetty.io.ChannelEndPoint$2.run(ChannelEndPoint.java:124) | at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:247) | at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:140) | at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.run(EatWhatYouKill.java:131) | at org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.run(ReservedThreadExecutor.java:382) | at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:708) | at org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:626) | at java.lang.Thread.run(Thread.java:748)
In the README.md is written: In order to use it, you will need to setup a postgresql database.
I don't know how to do that. Can you provide me some more info how to do that and where should the database be located?
Thanks.
Replies (3)
RE: jwt-planner example - Added by Olaf van der Meer almost 4 years ago
I already tried to add gson to the build.xml
it was:
<target name="build"> <ant dir="${jwt.dir}" target="all" inheritAll="false"/> <mkdir dir="${jwt-lib.dir}"/> <copy todir="${jwt-lib.dir}"> <fileset dir="${jwt.dir}/dist" /> <fileset dir="${jwt.dir}/lib" includes="*.jar servlet-api/*.jar"/> </copy>
I copied gson/*jar from the jwt-charts/build.xml and add it like this:
<target name="build"> <ant dir="${jwt.dir}" target="all" inheritAll="false"/> <mkdir dir="${jwt-lib.dir}"/> <copy todir="${jwt-lib.dir}"> <fileset dir="${jwt.dir}/dist" /> <fileset dir="${jwt.dir}/lib" includes="*.jar servlet-api/*.jar gson/*.jar"/> </copy>
RE: jwt-planner example - Added by Olaf van der Meer over 3 years ago
Hi,
I am getting a bit further now. I have copied the gson2-0.jar to the WEB-INF/lib manually and start the webserver using Run-Jetty-run.
Now I get a login screen. After trying to login an error occurs about unable to connect to the postgresql database. It is logical, beacause I did not settup it yet.
I have tried to install a postgresql database server to setup the database, but I can't on my Windows 10.
https://www.enterprisedb.com/services-support/edb-supported-products-and-platforms
Is there another way to archeive this?
Thanks.
RE: jwt-planner example - Added by Wim Dumon over 3 years ago
Hello,
Postgres does run on windows, and you can download it from here:
https://www.postgresql.org/
Wim.