Java tool-send GET/POST request Tool

Import Java. io. bufferedreader; import Java. io. ioexception; import Java. io. inputstream; import Java. io. inputstreamreader; import java.net. httpurlconnection; import java.net. URL; import Java. NIO. charset. charset; import Java. util. map; import Java. util. vector;/*** Java HTTP request object tool class for sending get/POST requests */public class httprequester {private string defaultcontentencoding; Public httprequester () {This. defaultcontentencodi Ng = charset. defaultcharset (). name ();}/*** send GET request ** @ Param urlstring URL address * @ return response object * @ throws ioexception */Public httprespons sendget (string urlstring) throws ioexception {return this. send (urlstring, "get", null, null );} /*** send GET request *** @ Param urlstring URL address * @ Param Params parameter set * @ return response object * @ throws ioexception */Public httprespons sendget (string urlstring, map <string, string> par AMS) throws ioexception {return this. send (urlstring, "get", Params, null );} /*** send a GET request ** @ Param urlstring URL * @ Param Params parameter set * @ Param propertys request attribute * @ return response object * @ throws ioexception */Public httprespons sendget (string urlstring, map <string, string> Params, Map <string, string> propertys) throws ioexception {return this. send (urlstring, "get", Params, propertys);}/*** send POST request ** @ Pa Ram urlstring URL * @ return response object * @ throws ioexception */Public httprespons sendpost (string urlstring) throws ioexception {return this. send (urlstring, "Post", null, null );} /*** send POST request *** @ Param urlstring URL address * @ Param Params parameter set * @ return response object * @ throws ioexception */Public httprespons sendpost (string urlstring, map <string, string> Params) throws ioexception {return this. send (urlstring, "P Ost ", Params, null );} /*** send POST request *** @ Param urlstring URL address * @ Param Params parameter set * @ Param propertys request attribute * @ return response object * @ throws ioexception */Public httprespons sendpost (string urlstring, map <string, string> Params, Map <string, string> propertys) throws ioexception {return this. send (urlstring, "Post", Params, propertys);}/*** send http request ** @ Param urlstring address * @ Param method get/Post * @ Param Parameters adds the request parameter * @ Param propertys specified by the key-value pair to the general request attribute * @ return ing object * @ throws ioexception */private httprespons send (string urlstring, string method, Map <string, string> parameters, Map <string, string> propertys) throws ioexception {httpurlconnection urlconnection = NULL; If (method. equalsignorecase ("get") & parameters! = NULL) {stringbuffer Param = new stringbuffer (); int I = 0; For (string key: parameters. keyset () {if (I = 0) Param. append ("? "); Elseparam. append ("&"); Param. append (key ). append ("= "). append (parameters. get (key); I ++;} urlstring + = Param;} URL url = new URL (urlstring); urlconnection = (httpurlconnection) URL. openconnection (); urlconnection. setrequestmethod (method); urlconnection. setdooutput (true); urlconnection. setdoinput (true); urlconnection. setusecaches (false); If (propertys! = NULL) for (string key: propertys. keyset () {urlconnection. addrequestproperty (Key, propertys. get (key);} If (method. equalsignorecase ("Post") & parameters! = NULL) {stringbuffer Param = new stringbuffer (); For (string key: parameters. keyset () {Param. append ("&"); Param. append (key ). append ("= "). append (parameters. get (key);} urlconnection. getoutputstream (). write (Param. tostring (). getbytes (); urlconnection. getoutputstream (). flush (); urlconnection. getoutputstream (). close ();} return this. makecontent (urlstring, urlconnection);}/*** get response object ** @ Param urlconnectio N * @ return response object * @ throws ioexception */private httprespons makecontent (string urlstring, httpurlconnection urlconnection) throws ioexception {httprespons httpresponser = new httprespons (); try {inputstream in = urlconnection. getinputstream (); bufferedreader = new bufferedreader (New inputstreamreader (in); httpresponser. contentcollection = new vector <string> (); stringbuffer temp = new Stringbuffer (); string line = bufferedreader. Readline (); While (line! = NULL) {httpresponser. contentcollection. add (line); temp. append (line ). append ("\ r \ n"); line = bufferedreader. readline ();} bufferedreader. close (); string ecod = urlconnection. getcontentencoding (); If (ecod = NULL) ecod = This. defaultcontentencoding; httpresponser. urlstring = urlstring; httpresponser. defaultport = urlconnection. geturl (). getdefaultport (); httpresponser. file = urlconnection. geturl (). getFile (); H Ttpresponser. host = urlconnection. geturl (). gethost (); httpresponser. path = urlconnection. geturl (). getpath (); httpresponser. port = urlconnection. geturl (). getport (); httpresponser. protocol = urlconnection. geturl (). getprotocol (); httpresponser. query = urlconnection. geturl (). getquery (); httpresponser. ref = urlconnection. geturl (). getref (); httpresponser. userinfo = urlconnection. geturl (). getuserinfo (); httpres Ponser. content = new string (temp. tostring (). getbytes (), ecod); httpresponser. contentencoding = ecod; httpresponser. code = urlconnection. getresponsecode (); httpresponser. message = urlconnection. getresponsemessage (); httpresponser. contenttype = urlconnection. getcontenttype (); httpresponser. method = urlconnection. getrequestmethod (); httpresponser. connecttimeout = urlconnection. getconnecttimeout (); httprespo Nser. readtimeout = urlconnection. getreadtimeout (); Return httpresponser;} catch (ioexception e) {Throw E;} finally {If (urlconnection! = NULL) urlconnection. disconnect () ;}/ *** default Response Character Set */Public String getdefacontcontentencoding () {return this. defaultcontentencoding;}/*** set the default Response Character Set */Public void setdefacontcontentencoding (string defaultcontentencoding) {This. defaultcontentencoding = defaultcontentencoding ;}}

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