Through the exec () to perform the iptables command to display the system must be as the root-CodePudding

Runtime. GetRuntime (). The exec (" iptables - the nL - line - the number "),
Display can 't initialize iptables table' filter ': you must be root,

My AndroidManifest. XML configuration will be a problem, the exec (" ls/data ") this command is normal, is not the iptables, strives for the bosses,

CodePudding user response:

Is the insufficient permissions,
Need to phone ROOT, obtain ROOT
Process Process=Runtime. GetRuntime (). The exec (" su ");
DataOutputStream OS=null;
OS=new DataOutputStream (process. GetOutputStream ());
OS. Write (" iptables - nL - line - the number "getBytes ());
OS. WriteBytes (" \ n ");
OS. The flush ();