Ulf Dittmer wrote:So the applet calls the servlet using java.net.URLConnection or something similar? If so, then the servlet can't cause the applet page to redirect to another page - the applet needs to do that by calling AppletContext.showDocument.
Iam getting this Exception while iam trying to call the method 'this.getAppletContext().showDocument(url)';
Exception in
thread "AWT-EventQueue-2" java.lang.NullPointerException
at sun.plugin2.main.client.MessagePassingExecutionContext.showDocument(Unknown Source)
at sun.plugin2.main.client.MessagePassingExecutionContext.showDocument(Unknown Source)
at sun.plugin2.applet.Plugin2Manager$AppletContextImpl.showDocument(Unknown Source)
at PrintApplet.actionPerformed(PrintApplet.java:105)
at java.awt.Button.processActionEvent(Unknown Source)
at java.awt.Button.processEvent(Unknown Source)
at java.awt.Component.dispatchEventImpl(Unknown Source)
at java.awt.Component.dispatchEvent(Unknown Source)
at java.awt.EventQueue.dispatchEvent(Unknown Source)
at java.awt.EventDispatchThread.pumpOneEventForFilters(Unknown Source)
at java.awt.EventDispatchThread.pumpEventsForFilter(Unknown Source)
at java.awt.EventDispatchThread.pumpEventsForHierarchy(Unknown Source)
at java.awt.EventDispatchThread.pumpEvents(Unknown Source)
at java.awt.EventDispatchThread.pumpEvents(Unknown Source)
at java.awt.EventDispatchThread.run(Unknown Source)
But the appletcontext object is not null which i found on the
java console.
Thanks in advance.