昨天我试着开始使用Java RMI.我找到了这个sun教程(http://java.sun.com/docs/books/tutorial/rmi/index.html)并开始使用服务器实现.但每次我开始计划(rmiregistry正在运行)我得到一个带有以下StackTrace的AccessControlException:
LoginImpl exception:
java.security.AccessControlException: access denied (java.io.FilePermission \\\C\ProjX\server\serverProj\bin\usermanager read)
at java.security.AccessControlContext.checkPermission(AccessControlContext.java:264)
at java.security.AccessController.checkPermission(AccessController.java:427)
at java.lang.SecurityManager.checkPermission(SecurityManager.java:532)
at java.lang.SecurityManager.checkRead(SecurityManager.java:871)
at java.io.File.exists(File.java:700)
at sun.net.www.protocol.file.Handler.openConnection(Handler.java:80)
at sun.net.www.protocol.file.Handler.openConnection(Handler.java:55)
at java.net.URL.openConnection(URL.java:943)
at sun.rmi.server.LoaderHandler.addPermissionsForURLs(LoaderHandler.java:1020)
at sun.rmi.server.LoaderHandler.access$300(LoaderHandler.java:52)
at sun.rmi.server.LoaderHandler$Loader.<init>(LoaderHandler.java:1108)
at sun.rmi.server.LoaderHandler$Loader.<init>(LoaderHandler.java:1089)
at sun.rmi.server.LoaderHandler$1.run(LoaderHandler.java:861)
at java.security.AccessController.doPrivileged(Native Method)
at sun.rmi.server.LoaderHandler.lookupLoader(LoaderHandler.java:858)
at sun.rmi.server.LoaderHandler.loadProxyClass(LoaderHandler.java:541)
at java.rmi.server.RMIClassLoader$2.loadProxyClass(RMIClassLoader.java:628)
at java.rmi.server.RMIClassLoader.loadProxyClass(RMIClassLoader.java:294)
at sun.rmi.server.MarshalInputStream.resolveProxyClass(MarshalInputStream.java:238)
at java.io.ObjectInputStream.readProxyDesc(ObjectInputStream.java:1494)
at java.io.ObjectInputStream.readClassDesc(ObjectInputStream.java:1457)
at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1693)
at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1299)
at java.io.ObjectInputStream.readObject(ObjectInputStream.java:339)
at sun.rmi.registry.RegistryImpl_Skel.dispatch(Unknown Source)
at sun.rmi.server.UnicastServerRef.oldDispatch(UnicastServerRef.java:375)
at sun.rmi.server.UnicastServerRef.dispatch(UnicastServerRef.java:240)
at sun.rmi.transport.Transport$1.run(Transport.java:153)
at java.security.AccessController.doPrivileged(Native Method)
at sun.rmi.transport.Transport.serviceCall(Transport.java:149)
at sun.rmi.transport.tcp.TCPTransport.handleMessages(TCPTransport.java:460)
at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run(TCPTransport.java:701)
at …