Java--ping & Telnet Implementation

Ping & Telnet Implementation classes:

ImportOrg.springframework.data.web.JsonPath;Importjava.io.IOException;Importjava.net.*; Public classPtutil {/*** * Ping operation *@paramhostname *@paramTimeout in milliseconds *@return     */     Public Staticjsonresult pingresult (String hostname,integer timeout) {Jsonresult Jsonresult=NewJsonresult (); Try{inetaddress Address=Inetaddress.getbyname (hostname); BooleanFlag =address.isreachable (timeout); if(flag) {Jsonresult.setmessage ("Ping Result: the address is reachable."); }Else{jsonresult.setcode (Constants.ResultCode.EXCEPTION); Jsonresult.setmessage ("Ping Result: the address is unreachable."); }        } Catch(unknownhostexception e) {jsonresult.setcode (Constants.ResultCode.EXCEPTION); Jsonresult.setmessage ("Ping Result: unknownhostexception:" +e.getmessage ()); } Catch(IOException e) {jsonresult.setcode (Constants.ResultCode.EXCEPTION); Jsonresult.setmessage ("Ping Result: IOException:" +e.getmessage ()); }        returnJsonresult; }    /*** * telnet operation *@paramhostname *@paramTimeout in milliseconds *@return     */     Public Staticjsonresult telnetresult (String hostname,integer port,integer timeout) {Jsonresult Jsonresult=NewJsonresult (); Try{Socket server=NewSocket (); Inetsocketaddress Address=Newinetsocketaddress (Hostname,port);            Server.connect (address, timeout);            Server.close (); Jsonresult.setmessage ("Telnet Result: success!"); }Catch(unknownhostexception e) {jsonresult.setcode (Constants.ResultCode.EXCEPTION); Jsonresult.setmessage ("Telnet result: unknownhostexception:" +e.getmessage ()); } Catch(IOException e) {jsonresult.setcode (Constants.ResultCode.EXCEPTION); Jsonresult.setmessage ("Telnet result: IOException:" +e.getmessage ()); }        returnJsonresult; } }

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Related classes:

 Public classJsonresult {PrivateString Code;//result Encoding    PrivateString message;//Result Description    PrivateObject data;  PublicJsonresult () { This. Setcode (Constants.ResultCode.SUCCESS);  This. Setmessage (Constants.ResultCode.SUCCESS.msg ()); }         PublicJsonresult (Constants.resultcode code) { This. Setcode (code);  This. Setmessage (Code.msg ()); }         PublicJsonresult (constants.resultcode code, String message) { This. Setcode (code);  This. Setmessage (message); }         PublicJsonresult (constants.resultcode code, String message, Object data) { This. Setcode (code);  This. Setmessage (message);  This. SetData (data); }         PublicString GetCode () {returnCode; }     Public voidSetcode (Constants.resultcode code) { This. Code =Code.val ();  This. Message =code.msg (); }     PublicString getMessage () {returnmessage; }     Public voidsetmessage (String message) { This. Message =message; }     PublicObject GetData () {returndata; }     Public voidsetData (Object data) { This. data =data; }}

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 Public classConstants {/*** * Delete status*/     Public Static enumdeletestatus{NORMAL ("0", "normal", "OK"), delete ("1", "delete", "delete"); Privatedeletestatus (String value,string name,string desc) { This. value=value;  This. name=name;  This. desc=desc; }        Private FinalString value; Private FinalString name; Private FinalString desc;  PublicString GetValue () {returnvalue; }         PublicString GetName () {returnname; }         PublicString GetDesc () {returndesc; }    }    /*** * Result code*/     Public Static enumResultCode {/**Success*/SUCCESS ("200", "Success"), Null_data ("205", "No Data"),        /**not logged in*/Not_login ("400", "not logged in"),        /**An exception occurred*/EXCEPTION ("401", "Exception occurred"),        /**System Error*/Sys_error ("402", "System error"),        /**parameter Error*/Params_error ("403", "Parameter Error"),        /**not supported or obsolete*/not_supported ("410", "not supported or deprecated"),        /**Authcode Error*/Invalid_authcode ("444", "Invalid Authcode"),        /**calls that are too frequent*/Too_frequent ("445", "too frequent calls"),        /**Unknown error*/Unknown_error ("499", "Unknown Error"),               PrivateResultCode (string value, String msg) { This. val =value;  This. msg =msg; }         PublicString val () {returnVal; }         PublicString msg () {returnmsg; }        PrivateString Val; PrivateString msg; } }

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Java--ping & Telnet Implementation