| Messages of subject
PJA + HP-UX 11 + Tomcat 4.1.18 doesn't work the next day |
bahamas
Member since : Apr 28, 2004
Messages : 3
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 Apr 28, 2004 at 9:39 AM
I installed PJA and works, but when nobody uses the application (servlet) for several hours, the PJA doesn't work again.
I must restart Tomcat to recover the error.
Tomcat is using JDBC/REALMS with Oracle.
Any idea?
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Manu
Location : Paris / France
Member since : Apr 29, 2003
Messages : 394
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 May 4, 2004 at 10:12 AM
Do you have any stack trace ?
---
Manu (moderator/modérateur)
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bahamas
Member since : Apr 28, 2004
Messages : 3
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May 21, 2004 at 1:54 PM
This is the Stack Trace
2004-05-21 13:39:31 StandardWrapperValve[main]: Allocate exception for servlet main
javax.servlet.ServletException: Servlet.init() for servlet main threw exception
at org.apache.catalina.core.StandardWrapper.loadServlet(Unknown Source)
at org.apache.catalina.core.StandardWrapper.allocate(Unknown Source)
at org.apache.catalina.core.StandardWrapperValve.invoke(Unknown Source)
at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(Unknown Source)
at org.apache.catalina.core.StandardPipeline.invoke(Unknown Source)
at org.apache.catalina.core.ContainerBase.invoke(Unknown Source)
at org.apache.catalina.core.StandardContextValve.invoke(Unknown Source)
at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(Unknown Source)
at org.apache.catalina.core.StandardPipeline.invoke(Unknown Source)
at org.apache.catalina.core.ContainerBase.invoke(Unknown Source)
at org.apache.catalina.core.StandardContext.invoke(Unknown Source)
at org.apache.catalina.core.StandardHostValve.invoke(Unknown Source)
at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(Unknown Source)
at org.apache.catalina.valves.ErrorDispatcherValve.invoke(Unknown Source)
at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(Unknown Source)
at org.apache.catalina.valves.ErrorReportValve.invoke(Unknown Source)
at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(Unknown Source)
at org.apache.catalina.valves.AccessLogValve.invoke(Unknown Source)
at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(Unknown Source)
at org.apache.catalina.core.StandardPipeline.invoke(Unknown Source)
at org.apache.catalina.core.ContainerBase.invoke(Unknown Source)
at org.apache.catalina.core.StandardEngineValve.invoke(Unknown Source)
at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(Unknown Source)
at org.apache.catalina.core.StandardPipeline.invoke(Unknown Source)
at org.apache.catalina.core.ContainerBase.invoke(Unknown Source)
at org.apache.coyote.tomcat4.CoyoteAdapter.service(Unknown Source)
at org.apache.coyote.http11.Http11Processor.process(Unknown Source)
at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.processConnection(Unknown Source)
at org.apache.tomcat.util.net.TcpWorkerThread.runIt(PoolTcpEndpoint.java:537)
at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:533)
at java.lang.Thread.run(Unknown Source)
----- Root Cause -----
java.lang.NoClassDefFoundError
at java.lang.Class.forName0(Native Method)
at java.lang.Class.forName(Unknown Source)
at java.awt.GraphicsEnvironment.getLocalGraphicsEnvironment(GraphicsEnvironment.java:53)
at java.awt.Window.<init>(Window.java:183)
at java.awt.Frame.<init>(Frame.java:310)
at java.awt.Frame.<init>(Frame.java:257)
at com.winsoftsystems.x11test.main.init(main.java:41)
at org.apache.catalina.core.StandardWrapper.loadServlet(Unknown Source)
at org.apache.catalina.core.StandardWrapper.allocate(Unknown Source)
at org.apache.catalina.core.StandardWrapperValve.invoke(Unknown Source)
at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(Unknown Source)
at org.apache.catalina.core.StandardPipeline.invoke(Unknown Source)
at org.apache.catalina.core.ContainerBase.invoke(Unknown Source)
at org.apache.catalina.core.StandardContextValve.invoke(Unknown Source)
at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(Unknown Source)
at org.apache.catalina.core.StandardPipeline.invoke(Unknown Source)
at org.apache.catalina.core.ContainerBase.invoke(Unknown Source)
at org.apache.catalina.core.StandardContext.invoke(Unknown Source)
at org.apache.catalina.core.StandardHostValve.invoke(Unknown Source)
at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(Unknown Source)
at org.apache.catalina.valves.ErrorDispatcherValve.invoke(Unknown Source)
at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(Unknown Source)
at org.apache.catalina.valves.ErrorReportValve.invoke(Unknown Source)
at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(Unknown Source)
at org.apache.catalina.valves.AccessLogValve.invoke(Unknown Source)
at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(Unknown Source)
at org.apache.catalina.core.StandardPipeline.invoke(Unknown Source)
at org.apache.catalina.core.ContainerBase.invoke(Unknown Source)
at org.apache.catalina.core.StandardEngineValve.invoke(Unknown Source)
at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(Unknown Source)
at org.apache.catalina.core.StandardPipeline.invoke(Unknown Source)
at org.apache.catalina.core.ContainerBase.invoke(Unknown Source)
at org.apache.coyote.tomcat4.CoyoteAdapter.service(Unknown Source)
at org.apache.coyote.http11.Http11Processor.process(Unknown Source)
at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.processConnection(Unknown Source)
at org.apache.tomcat.util.net.TcpWorkerThread.runIt(PoolTcpEndpoint.java:537)
at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:533)
at java.lang.Thread.run(Unknown Source)
The Classpath is (System.getProperty("java.class.path")):
CLASSPATH=/opt/java1.3/lib/tools.jar:/opt/hpws/tomcat/bin/bootstrap.jar:/opt/hpws/tomcat/server/lib/pja.jar:/opt/hpws/tomcat/server/lib/pjatools.jar
The code is:
Frame myFrame = null;
public void init(ServletConfig config) throws ServletException
{
super.init(config);
System.setProperty("awt.toolkit","com.eteks.awt.PJAToolkit");
myFrame = new Frame();
myFrame.addNotify();
}
public void doGet(HttpServletRequest request,HttpServletResponse response) throws ServletException, IOException
{
response.setContentType("image/jpeg");
int width=690;
int height=80;
BufferedImage image = new BufferedImage(width,height, BufferedImage.TYPE_INT_RGB);
Graphics2D g = (Graphics2D) image.getGraphics();
// Fill background
g.setColor(Color.white);
g.fillRect(0, 0, width, height);
g.dispose();
// Send back image
ServletOutputStream sos = response.getOutputStream();
JPEGImageEncoder encoder = JPEGCodec.createJPEGEncoder(sos);
encoder.encode(image);
sos.flush();
sos.close();
}
Antonio.
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