Java -- ping & amp; telnet implementation, javaping

Java -- ping & telnet implementation, javaping

Ping & telnet implementation class:

Import org. springframework. data. web. jsonPath; import java. io. IOException; import java.net. *; public class PTUtil {/***** ping operation * @ param hostname * @ param timeout in milliseconds * @ return */public static JsonResult pingResult (String hostname, Integer timeout) {JsonResult jsonResult = new JsonResult (); try {InetAddress address = InetAddress. getByName (hostname); boolean flag = address. isReachable (tim Eout); 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 ();} return jsonResult;}/***** telnet operation * @ param hostname * @ param timeout in milliseconds * @ return */public static JsonResult telnetResult (String hostname, integer port, Integer timeout) {JsonResult jsonResult = new JsonResult (); try {Socket server = new Socket (); InetSocketAddress address = new InetSoc KetAddress (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 ();} return jsonResult ;}}

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Related Classes:

Public class JsonResult {private String code; // The result code is private String message; // The result description is private Object data; public JsonResult () {this. setCode (Constants. resultCode. SUCCESS); this. setMessage (Constants. resultCode. SUCCESS. msg ();} public JsonResult (Constants. resultCode code) {this. setCode (code); this. setMessage (code. msg ();} public JsonResult (Constants. resultCode code, String message) {this. setCode (code); this. setMessage (message);} public JsonResult (Constants. resultCode code, String message, Object data) {this. setCode (code); this. setMessage (message); this. setData (data);} public String getCode () {return code;} public void setCode (Constants. resultCode code) {this. code = code. val (); this. message = code. msg ();} public String getMessage () {return message;} public void setMessage (String message) {this. message = message;} public Object getData () {return data;} public void setData (Object data) {this. data = data ;}}

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Public class Constants {/***** DELETE status */public static enum DeleteStatus {NORMAL ("0", "NORMAL", "NORMAL"), DELETE ("1 ", "DELETE", "DELETE"); private DeleteStatus (String value, String name, String desc) {this. value = value; this. name = name; this. desc = desc;} private final String value; private final String name; private final String desc; public String getValue () {return value;} public String getName () {return name ;} public String getDesc () {return desc ;}}/***** Result code */public static enum ResultCode {/** SUCCESS */SUCCESS ("200 ", "successful"), NULL_DATA ("205", "No data"),/** No Logon */NOT_LOGIN ("400", "No Logon "), /** EXCEPTION */EXCEPTION ("401", "EXCEPTION"),/** System Error */SYS_ERROR ("402", "system error "), /** parameter error */PARAMS_ERROR ("403", "parameter error"),/** Unsupported or obsolete */NOT_SUPPORTED ("410 ", "not supported or discarded"),/** AuthCode Error */INVALID_AUTHCODE ("444", "invalid AuthCode "), /** too frequent calls */TOO_FREQUENT ("445", "too frequent calls"),/** unknown error */UNKNOWN_ERROR ("499 ", "Unknown error"), private ResultCode (String value, String msg) {this. val = value; this. msg = msg;} public String val () {return val;} public String msg () {return msg;} private String val; private String msg ;}}

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