Server-side Code and extend problem..
sorry I can't write English..
-- server side code
A_ServiceImpl implements A_NetworkService
A_ServiceImle total line : 1200line..
so..
I want..
B_ServiceImple exends A_SerivceImpl.
But.
rpc call. invoke Error..
[ERROR] [bakew] Invoke Error
com.google.gwt.user.client.rpc.StatusCodeException: 500 <html>
<head>
<meta http-equiv="Content-Type" content="text/html;
charset=ISO-8859-1"/>
<title>Error 500 INTERNAL_SERVER_ERROR</title>
</head>
<body><h2>HTTP ERROR: 500</h2><pre>INTERNAL_SERVER_ERROR</pre>
<p>RequestURI=/bakew/windup</p><h3>Caused by:</
h3><pre>java.lang.InstantiationException
at
sun.reflect.InstantiationExceptionConstructorAccessorImpl.newInstance(Unknown
Source)
at java.lang.reflect.Constructor.newInstance(Unknown Source)
at java.lang.Class.newInstance0(Unknown Source)
at java.lang.Class.newInstance(Unknown Source)
at org.mortbay.jetty.servlet.Holder.newInstance(Holder.java:153)
at
org.mortbay.jetty.servlet.ServletHolder.getServlet(ServletHolder.java:
339)
at
org.mortbay.jetty.servlet.ServletHolder.handle(ServletHolder.java:
463)
~~
~~
~~
at
com.google.gwt.user.client.rpc.impl.RequestCallbackAdapter.onResponseReceived(RequestCallbackAdapter.java:
192)
at
com.google.gwt.http.client.Request.fireOnResponseReceived(Request.java:
287)
at com.google.gwt.http.client.RequestBuilder
$1.onReadyStateChange(RequestBuilder.java:395)
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)
~~
~~
~~
impossible ???
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posted by twitter @ 5:22 PM
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