hi, as the cause indicates " java.lang.NoClassDefFoundError: cryptix/
provider/md/MD5 " means that the class could not be found, means is
not in the classpath. I guess you uploaded your application on googles
appengine?

however, make sure, that the .jar file of your crypter library resides
in WEB-INF/lib folder!

best,

On 21 Jul., 13:22, Alexander Ustinov <[email protected]>
wrote:
> Hi all,
> I faced with following problem. I want to you use cryptix library on
> the server side of my app. I creared classfile :
> [code]
> package com.rfo.cabinet.server;
>
> import java.util.Random;
> import cryptix.provider.md.MD5;
>
> public class TestHash {
> ...
> public static String encrypt() {..}}
>
> [/code]
>
> Then I'm using it in RPSImpl:
> [code]
> public class GreetingServiceImpl extends RemoteServiceServlet
> implements
>         GreetingService {
> ...
>
> String sid = this.getThreadLocalRequest().getSession().getId();
>                 String encryptedSid = TestHash.encrypt(sid);
>                 Cookie cookie = new Cookie("Sid",encryptedSid);
>                 this.getThreadLocalResponse().addCookie(cookie);
> ...
>
> }
>
> [/cpde]
>
> Progect is pompiling well but when I call this service, I'm getting
> next exception:
>
> [code]
> 21.07.2010 11:21:42
> com.google.appengine.tools.development.ApiProxyLocalImpl log
> SEVERE: [1279711302240000] javax.servlet.ServletContext log: Exception
> while dispatching incoming RPC call
> com.google.gwt.user.server.rpc.UnexpectedException: Service method
> 'public abstract java.lang.String
> com.rfo.cabinet.client.GreetingService.sendLogin(java.lang.String,java.lang 
> .String)
> throws java.lang.IllegalArgumentException' threw an unexpected
> exception: java.lang.NoClassDefFoundError: cryptix/provider/md/MD5
>         at
> com.google.gwt.user.server.rpc.RPC.encodeResponseForFailure(RPC.java:
> 378)
>         at
> com.google.gwt.user.server.rpc.RPC.invokeAndEncodeResponse(RPC.java:
> 581)
>         at
> com.google.gwt.user.server.rpc.RemoteServiceServlet.processCall(RemoteServi 
> ceServlet.java:
> 188)
>         at
> com.google.gwt.user.server.rpc.RemoteServiceServlet.processPost(RemoteServi 
> ceServlet.java:
> 224)
>         at
> com.google.gwt.user.server.rpc.AbstractRemoteServiceServlet.doPost(Abstract 
> RemoteServiceServlet.java:
> 62)
>         at javax.servlet.http.HttpServlet.service(HttpServlet.java:713)
>         at javax.servlet.http.HttpServlet.service(HttpServlet.java:806)
>         at org.mortbay.jetty.servlet.ServletHolder.handle(ServletHolder.java:
> 511)
>         at org.mortbay.jetty.servlet.ServletHandler
> $CachedChain.doFilter(ServletHandler.java:1166)
>         at
> com.google.appengine.api.blobstore.dev.ServeBlobFilter.doFilter(ServeBlobFi 
> lter.java:
> 51)
>         at org.mortbay.jetty.servlet.ServletHandler
> $CachedChain.doFilter(ServletHandler.java:1157)
>         at
> com.google.apphosting.utils.servlet.TransactionCleanupFilter.doFilter(Trans 
> actionCleanupFilter.java:
> 43)
>         at org.mortbay.jetty.servlet.ServletHandler
> $CachedChain.doFilter(ServletHandler.java:1157)
>         at
> com.google.appengine.tools.development.StaticFileFilter.doFilter(StaticFile 
> Filter.java:
> 122)
>         at org.mortbay.jetty.servlet.ServletHandler
> $CachedChain.doFilter(ServletHandler.java:1157)
>         at
> org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler.java:
> 388)
>         at
> org.mortbay.jetty.security.SecurityHandler.handle(SecurityHandler.java:
> 216)
>         at
> org.mortbay.jetty.servlet.SessionHandler.handle(SessionHandler.java:
> 182)
>         at
> org.mortbay.jetty.handler.ContextHandler.handle(ContextHandler.java:
> 765)
>         at org.mortbay.jetty.webapp.WebAppContext.handle(WebAppContext.java:
> 418)
>         at
> com.google.apphosting.utils.jetty.DevAppEngineWebAppContext.handle(DevAppEn 
> gineWebAppContext.java:
> 70)
>         at
> org.mortbay.jetty.handler.HandlerWrapper.handle(HandlerWrapper.java:
> 152)
>         at com.google.appengine.tools.development.JettyContainerService
> $ApiProxyHandler.handle(JettyContainerService.java:349)
>         at
> org.mortbay.jetty.handler.HandlerWrapper.handle(HandlerWrapper.java:
> 152)
>         at org.mortbay.jetty.Server.handle(Server.java:326)
>         at org.mortbay.jetty.HttpConnection.handleRequest(HttpConnection.java:
> 542)
>         at org.mortbay.jetty.HttpConnection
> $RequestHandler.content(HttpConnection.java:938)
>         at org.mortbay.jetty.HttpParser.parseNext(HttpParser.java:755)
>         at org.mortbay.jetty.HttpParser.parseAvailable(HttpParser.java:218)
>         at org.mortbay.jetty.HttpConnection.handle(HttpConnection.java:404)
>         at
> org.mortbay.io.nio.SelectChannelEndPoint.run(SelectChannelEndPoint.java:
> 409)
>         at org.mortbay.thread.QueuedThreadPool
> $PoolThread.run(QueuedThreadPool.java:582)
> Caused by: java.lang.NoClassDefFoundError: cryptix/provider/md/MD5
>         at com.rfo.cabinet.server.TestHash.encryptToBytes(TestHash.java:71)
>         at com.rfo.cabinet.server.TestHash.encrypt(TestHash.java:82)
>         at
> com.rfo.cabinet.server.GreetingServiceImpl.sendLogin(GreetingServiceImpl.ja 
> va:
> 34)
>         at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
>         at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
>         at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
>         at java.lang.reflect.Method.invoke(Unknown Source)
>         at
> com.google.appengine.tools.development.agent.runtime.Runtime.invoke(Runtime 
> .java:
> 100)
>         at
> com.google.gwt.user.server.rpc.RPC.invokeAndEncodeResponse(RPC.java:
> 562)
>         ... 30 more
> [/code]
>
> Does anybody have any idea why it is happened?

-- 
You received this message because you are subscribed to the Google Groups 
"Google Web Toolkit" group.
To post to this group, send email to [email protected].
To unsubscribe from this group, send email to 
[email protected].
For more options, visit this group at 
http://groups.google.com/group/google-web-toolkit?hl=en.

Reply via email to