Practical Walkthrough Java Invoke HTTP interface Post example

To initiate a request:

Import Java.io.bufferedinputstream;import Java.io.bufferedreader;import Java.io.ioexception;import Java.io.inputstream;import Java.io.inputstreamreader;import Java.io.outputstream;import Java.io.PrintWriter; Import Java.net.httpurlconnection;import Java.net.url;import Java.text.simpledateformat;import Org.apache.http.util.textutils;import Com.alibaba.fastjson.jsonobject;import Cn.com.doone.tx.cloud.tool.common.util.md5util;import Java.util.collection;import Java.util.Date;public Class          Intfmain {//post Request method public static string post (string strurl, string params) {System.out.println (strURL);         SYSTEM.OUT.PRINTLN (params);        String result = "";                BufferedReader reader = null;        StringBuilder sb = new StringBuilder ();        BufferedReader in = null; try {URL url = new URL (strurl);//Create connection HttpURLConnection connection = (httpurlconnection) URL.O              Penconnection ();              Connection.setdooutput (TRUE); ConNection.setdoinput (TRUE);              Connection.setusecaches (FALSE);              Connection.setinstancefollowredirects (TRUE); Connection.setrequestmethod ("POST"); Set Request Mode Connection.setrequestproperty ("Accept", "Application/json"); Set the format of the received data Connection.setrequestproperty ("Content-type", "Application/json");              Sets the format for sending data connection.connect (); if (params! = NULL &&!)                Textutils.isempty (params)) {byte[] writebytes = Params.getbytes ();                Set file length//Connection.setrequestproperty ("Content-length", String.valueof (Writebytes.length));                OutputStream Outwritestream = Connection.getoutputstream ();                Outwritestream.write (Params.getbytes ());                Outwritestream.flush ();            Outwritestream.close ();      } int responsecode = Connection.getresponsecode ();                  InputStream inputstream = null; if (resPonsecode = =) {InputStream = new Bufferedinputstream (Connection.getinputstream ());      } else {inputstream = new Bufferedinputstream (Connection.geterrorstream ()); } in = new BufferedReader (new InputStreamReader (InputStream, "UTF-8"));        String Line;while (line = In.readline ()) = null) {result+=line;}        } catch (Exception e) {e.printstacktrace ();                } finally {if (reader! = null) {try {reader.close ();                } catch (IOException e) {e.printstacktrace ();    }}} return result; } public static void Main (string[] args) {//string url = "Http://localhost:28001/intf/send"; String url = "Http://###:##/gdctsWeb/intf/send"; long createtime = new Date (). GetTime (); Long reqtime = new Date (). GetTime ( ); String bodystr= "{\" creator\ ": \" 4\ ", \" operator\ ": \" 4\ ", \" operatetype\ ": \" add\ ", \" channelcode\ ": \" v7\ ", \" SyniD\ ": \" 556445\ ", \" name\ ": \" computer group 345\ ", \" password\ ": \" 345123\ ", \" registertime\ ": \" 2018-07-0121:00:00\ ", \" account \ ": \" account041\ ", \" custtype\ ": \" 2\ ", \" Bindnumber\ ": \" 15055556666\ ", \" groupcontact\ ": [{\" contactname\ ": \" Group Contact \ ", \" Contactnumber\ ": \" 155555555\ ", \" email\ ": \" 2222@qq.com\ ", \" occupation\ ": \" Leader\ ", \" qq\ ": \" 313131\ ", \" Remark\ ": \" Contact notes \ "}],\" groupinfoevt\ ": [{\" address\ ": \" community address \ ", \" areacode\ ": \" 111\ ", \" busiarea\ ": \" 222\ ", \" Citycode\ ": \" 322\ ", \" custindustry\ ": \" industry \ ", \" groupnature\ ": \" nature \ ", \" groupsize\ ": \" big \ ", \" name\ ": \" a group client \ ", \" Provincecode\ ": \" 1111\ ", \" registeredcapital\ ": \" capital \ ", \" Remark\ ": \" remarks \ ", \" zipcode\ ": \" 350000\ "}],\" members\ ": [{ \ "name\": \ "name \", \ "Contactnumber\": \ "111444\", \ "certype\": \ "1\", \ "cerno\": \ "6874268552552\", \ "sex\": \ "1\", \ "age \ ": \" 10\ "}],\" resource\ ": \" Introduction \ "}"; Jsonobject Paramjson = new Jsonobject (true); Jsonobject BODY = new Jsonobject (true); Body=jsonobject.parseobject (BODYSTR); Jsonobject head = new Jsonobject (true); String Intfcode = "crm_custgroup004"; String SyssEcret= "GRD01"; String syscode= "V7"; String Signori=syscode+intfcode+syssecret+reqtime; collection<object> values = Body.values (); for (Object v:values) {signori=signori+v.tostring ();} System.out.println (Signori); String sign = MD5UTIL.MD5 (Signori); String headstr= "{\" syscode\ ": \" "+syscode+" \ ", \" intfcode\ ": \" "+intfcode+" \ ", \" reqtime\ ": \" "+reqtime+" \ "\" sign\ " : \ "" +sign+ "\"} "; Head=jsonobject.parseobject (HEADSTR);p aramjson.put (" Head ", head);p aramjson.put (" body ", body); try {String json = paramjson.tojsonstring (); String Postwithjson = post (URL, JSON); System.out.println (Postwithjson);} catch (Exception e) {e.printstacktrace ();}}}

Receiving party:

Import Java.io.bufferedreader;import Java.io.ioexception;import Java.io.inputstreamreader;import Java.net.urldecoder;import Java.text.simpledateformat;import Java.util.date;import Java.util.Enumeration;import Java.util.hashmap;import Java.util.linkedhashmap;import Java.util.list;import Java.util.Map;import Javax.servlet.http.httpservletrequest;import Javax.servlet.jsp.tagext.trycatchfinally;import Org.apache.http.protocol.http;import Org.springframework.beans.factory.annotation.autowired;import Org.springframework.boot.autoconfigure.enableautoconfiguration;import Org.springframework.stereotype.Controller ; Import Org.springframework.web.bind.annotation.requestmapping;import Org.springframework.web.bind.annotation.responsebody;import Com.alibaba.fastjson.jsonobject;import Cn.com.doone.tx.cloud.system.service.intfconfigservice;import cn.com.doone.tx.cloud.system.utils.JsonUtils; Import Cn.com.doone.tx.cloud.system.utils.serverheadersyn;import Cn.com.doone.tx.cloud.system.utils.ServerRespSyn; Import Cn.com.doone.tx.cloud.system.evt.requestjsonevt;import Cn.com.doone.tx.cloud.system.service.intfconfiglogservice;import Cn.com.doone.tx.cloud.tool.common.invoke.serverresp;import Cn.com.doone.tx.cloud.tool.common.util.Md5Util; Import cn.com.doone.tx.cloud.tool.web.base.basecontroller;// V7 System Sync Interface @controller@enableautoconfiguration@requestmapping ("/intf") public class Intfconfigcontroller extends Basecontroller {@AutowiredIntfConfigService intfconfigservice; @AutowiredIntfConfigLogService intfconfiglogservice ; @RequestMapping ("send") @ResponseBodypublic serverrespsyn<object> Send (HttpServletRequest request) throws IOException {serverrespsyn<object> respV7 = new serverrespsyn<> (); Serverheadersyn Respv7header = new Serverheadersyn (); serverresp<object> Resplogadd = new serverresp<> (); Serverresp<object> resp = new serverresp<> (); hashmap<string, object> pram = new hashmap<string, object> ();//Read request content BufferedReader br = new BufferedReader(New InputStreamReader (Request.getinputstream ())); String line = null; StringBuilder sb = new StringBuilder (line = Br.readline ())! = null) {sb.append (line);} Decodes the data string reqbody = Sb.tostring (); String str = Urldecoder.decode (Reqbody, HTTP. UTF_8); Requestjsonevt jsonevt = Jsonutils.fromjson (str, requestjsonevt.class); Map<string, object> head = Jsonevt.gethead (); map<string, object> BODY = Jsonevt.getbody (); String syssecret= "GRD01"; String signmy =head.get ("Syscode"). ToString () +head.get ("Intfcode"). ToString () + Syssecret +head.get ("Reqtime"). ToString (); String sign = head.get (' sign '). toString (); for (Object m:body.values ()) {signmy=signmy+ Jsonutils.tojson (m);} Try {serverresp<object> respconfiglist = intfconfigservice.getintfconfiglist (pram); list<linkedhashmap<string, object>> list = (list<linkedhashmap<string, Object>>) Respconfiglist.getbody (); if (Md5util.md5 (signmy). Equals (sign)) {for (linkedhashmap<string, object> Linkedhashmap:List) {if (Head.get ("Intfcode"). Equals (Linkedhashmap.get ("Intfcode"))) {hashmap<string, object> pramlog = new Hashmap<string, object> (); hashmap<string, object> pramLog1 = new hashmap<string, object> (); linkedhashmap<string, object> maplog = new linkedhashmap<> (); try {pramlog.put ("Callsystemcode", "V7"); Pramlog.put ("Intfsystemcode", "CRM");p ramlog.put ("Intfurl", Linkedhashmap.get ("Intfurl"));p ramlog.put ("IntfName") , Linkedhashmap.get ("Intfname"));p ramlog.put ("Intfcode", Linkedhashmap.get ("Intfcode"));p Ramlog.put (" Intfparamsin ", str);p ramlog.put (" creator ", 4);p ramlog.put (" operator ", 4); resplogadd = Intfconfiglogservice.addlog ( Pramlog); Maplog = (linkedhashmap<string, object>) resplogadd.getbody (); resp = Intfconfigservice.dosend (Body, Linkedhashmap.get ("Intfurl"). ToString ()), if (Resp.issuccess ()) {pramlog1.put ("id", Maplog.get ("id"));p Ramlog1.put ("Resdesc", "Call succeeded");p ramlog1.put ("status", Resp.gethead (). Getrespcode ());p ramlog1.put ("Intfparamsout", jsonutils. ToJson (RESP)); SimpleDateFormat formatter = new SimpleDateFormat ("Yyyymmddhhmmsssss"); String restime = Formatter.format (New Date ()), Respv7header.setrestime (Restime); Respv7header.setrespcode (0); Respv7header.setsign (sign); Respv7header.setrespmsg (Resp.gethead (). getrespmsg ()); Respv7.sethead (RespV7Header); Respv7.setbody (Resp.getbody ());} else {pramlog1.put ("id", Maplog.get ("id"));p ramlog1.put ("Resdesc", Resp.gethead (). Getrespmsg ());p ramlog1.put (" Status ", Resp.gethead (). Getrespcode ());p ramlog1.put (" Intfparamsout ", Jsonutils.tojson (resp)); SimpleDateFormat formatter = new SimpleDateFormat ("Yyyymmddhhmmsssss"); String restime = Formatter.format (New Date ()), Respv7header.setrestime (Restime); Respv7header.setrespcode (1); Respv7header.setsign (sign); Respv7header.setrespmsg (Resp.gethead (). getrespmsg ()); Respv7.sethead (RespV7Header); Respv7.setbody (Resp.getbody ());} } catch (Exception e) {pramlog1.put ("id", Maplog.get ("id"));p ramlog1.put ("Resdesc", "Call failed");p ramlog1.put ("status", "- 1 ");p ramlog1.put (" INTFPAramsout ", E.getmessage ()); SimpleDateFormat formatter = new SimpleDateFormat ("Yyyymmddhhmmsssss"); String restime = Formatter.format (New Date ()), Respv7header.setrestime (Restime); Respv7header.setrespcode (1); Respv7header.setsign (sign); Respv7header.setrespmsg (Resp.gethead (). getrespmsg ()); Respv7.sethead (RespV7Header); Respv7.setbody (E.getmessage ());} finally {Intfconfiglogservice.editlog (PRAMLOG1);}}} }else {SimpleDateFormat formatter = new SimpleDateFormat ("Yyyymmddhhmmsssss"); String restime = Formatter.format (New Date ()), Respv7header.setrestime (Restime); Respv7header.setrespcode (1); Respv7header.setsign (sign); Respv7header.setrespmsg ("Call failed"); Respv7.sethead (Respv7header); Respv7.setbody (" Security check Inconsistency ");}} catch (Exception e) {e.printstacktrace (); SimpleDateFormat formatter = new SimpleDateFormat ("Yyyymmddhhmmsssss"); String restime = Formatter.format (New Date ()), Respv7header.setrestime (Restime); Respv7header.setrespcode (1); Respv7header.setsign (sign); Respv7header.setrespmsg ("Call failed"); Respv7.sethead (reSpv7header); Respv7.setbody (E.getmessage ());} return respV7;}}