hi...
I am beginner in Java applets.. so, I would like to know how may I to do to sign my applet? and, int the first option (change my aplet to application) my program can to run in the web? Citando Anirban Bhadore <[EMAIL PROTECTED]>: > Hi, > > You cant read a file from the client machine where you are running a > unsigned applet. There are three options - > > 1. turn your applet into an application. > 2. lower the java security by changing the java.policy file in your jre( > which the browser plug-in is using) and add a line - > permission java.security.AllPermission; > > - but this is dangerous as your computer will allow any applet to access > your disk and that can be potentially dangerous > > 3. sign your applet. > > thanks > anirban > > ----- Original Message ----- > From: "Silvano Maneck Malfatti" <[EMAIL PROTECTED]> > To: <[EMAIL PROTECTED]> > Sent: Tuesday, September 10, 2002 6:06 PM > Subject: [JAVA3D] security.AccessControlException > > > > Hi everybody.. > > > > > > I am development an applet that try to read a vrml file using the vrml97 > > loader, but when I try to run it, this exception happens.. > > > > > > > > java.security.AccessControlException: access denied > > (java.util.PropertyPermission * read,write) > > > > at java.security.AccessControlContext.checkPermission > > (AccessControlContext.java:270) > > > > at java.security.AccessController.checkPermission > > (AccessController.java:401) > > > > at > java.lang.SecurityManager.checkPermission(SecurityManager.java:542) > > > > at java.lang.SecurityManager.checkPropertiesAccess > > (SecurityManager.java:1259) > > > > at java.lang.System.getProperties(System.java:500) > > > > at > com.sun.j3d.loaders.vrml97.VrmlLoader.pathToURL(VrmlLoader.java:143) > > > > at > com.sun.j3d.loaders.vrml97.VrmlLoader.load(VrmlLoader.java:104) > > > > at Universe.loadAvatar(Universe.java:198) > > > > at Universe.<init>(Universe.java:126) > > > > at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native > Method) > > > > at sun.reflect.NativeConstructorAccessorImpl.newInstance > > (NativeConstructorAccessorImpl.java:39) > > > > at sun.reflect.DelegatingConstructorAccessorImpl.newInstance > > (DelegatingConstructorAccessorImpl.java:27) > > > > at > java.lang.reflect.Constructor.newInstance(Constructor.java:274) > > > > at java.lang.Class.newInstance0(Class.java:296) > > > > at java.lang.Class.newInstance(Class.java:249) > > > > at sun.applet.AppletPanel.createApplet(AppletPanel.java:548) > > > > at sun.plugin.AppletViewer.createApplet(AppletViewer.java:1621) > > > > at sun.applet.AppletPanel.runLoader(AppletPanel.java:477) > > > > at sun.applet.AppletPanel.run(AppletPanel.java:290) > > > > at java.lang.Thread.run(Thread.java:536) > > > > > > > > > > is necessary to use a policy permission? > > > > > > thanks a lot. > > > > > > > > /********************************************* > > SILVANO MALFATTI > > COMPUTER SCIENCE - URI University > > HOME - www.urisan.tche.br/~smalfatti > > ********************************************/ > > > > > > > > > > ------------------------------------------------- > > URI - Campus de Santo Angelo-RS > > http://www.urisan.tche.br > > > > > =========================================================================== > > To unsubscribe, send email to [EMAIL PROTECTED] and include in the > body > > of the message "signoff JAVA3D-INTEREST". For general help, send email > to > > [EMAIL PROTECTED] and include in the body of the message "help". > > > > =========================================================================== > To unsubscribe, send email to [EMAIL PROTECTED] and include in the body > of the message "signoff JAVA3D-INTEREST". For general help, send email to > [EMAIL PROTECTED] and include in the body of the message "help". > /********************************************* SILVANO MALFATTI COMPUTER SCIENCE - URI University HOME - www.urisan.tche.br/~smalfatti ********************************************/ ------------------------------------------------- URI - Campus de Santo Angelo-RS http://www.urisan.tche.br =========================================================================== To unsubscribe, send email to [EMAIL PROTECTED] and include in the body of the message "signoff JAVA3D-INTEREST". For general help, send email to [EMAIL PROTECTED] and include in the body of the message "help".
