Java call thirdparty url with parameters in POST from a servlet -
from java web application, want call third party site url. third party url needs input parameters accept via post.and these inputs not customer using site. , third party page displayed in iframe of site. able jsp file have inputs hidden , have onload form submit below:
<body onload="document.form1.submit()"> <% response.setheader("cache-control","no-cache"); //http 1.1 response.setheader("pragma","no-cache"); //http 1.0 response.setdateheader ("expires", 0); %> <form method="post" action="<%= (string)request.getattribute("thridpartyurl") %>" id=form1 name=form1> <table width="100%" border="0" align="center" cellpadding="0" cellspacing="0" class="rightbox"> <tr> <td> <input type="hidden" name="param1" value="<%= (string)request.getattribute("param1") %>"> <input type="hidden" name="param2" value="<%= (string)request.getattribute("param2") %>"> </td> </tr> </table> </form> </body> but want avoid jsp submission. looking way without involvement of jsp. there way in java. little search, understand response.sendredirect cannot post submission. , dispatcher.forward(request, response) cannot use outside project urls.
please help.
regards,
below java code call http url.
string url = "thirdparty site url"; url obj = new url(url); httpsurlconnection con = (httpsurlconnection) obj.openconnection(); //add reuqest header con.setrequestmethod("post"); string urlparameters = "param1=value1¶m2=value2"; // send post request con.setdooutput(true); dataoutputstream wr = new dataoutputstream(con.getoutputstream()); wr.writebytes(urlparameters); wr.flush(); wr.close(); int responsecode = con.getresponsecode(); system.out.println("\nsending 'post' request url : " + url); system.out.println("post parameters : " + urlparameters); system.out.println("response code : " + responsecode); bufferedreader in = new bufferedreader( new inputstreamreader(con.getinputstream())); string inputline; stringbuffer response = new stringbuffer(); while ((inputline = in.readline()) != null) { response.append(inputline); } in.close(); //print result system.out.println(response.tostring());
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