HttpClient applications in Android (POST method)

First download the HttpClient package in http://hc.apache.org/downloads.cgi

Look directly at the code

1 ImportAndroid.os.Handler;2 ImportAndroid.os.Message;3 Importandroid.support.v7.app.AppCompatActivity;4 ImportAndroid.os.Bundle;5 ImportAndroid.util.Log;6 ImportAndroid.view.View;7 ImportAndroid.widget.TextView;8 9 ImportCom.google.gson.Gson;Ten ImportCom.google.gson.reflect.TypeToken; One  A Importorg.apache.http.HttpEntity; - ImportOrg.apache.http.HttpResponse; - ImportOrg.apache.http.HttpStatus; the ImportOrg.apache.http.NameValuePair; - Importorg.apache.http.client.ClientProtocolException; - Importorg.apache.http.client.HttpClient; - Importorg.apache.http.client.entity.UrlEncodedFormEntity; + ImportOrg.apache.http.client.methods.HttpGet; - ImportOrg.apache.http.client.methods.HttpPost; + Importorg.apache.http.client.utils.URLEncodedUtils; A Importorg.apache.http.impl.client.DefaultHttpClient; at ImportOrg.apache.http.message.BasicNameValuePair; - ImportOrg.apache.http.protocol.HTTP; - Importorg.apache.http.util.EntityUtils; -  - Importjava.io.IOException; - Importjava.io.UnsupportedEncodingException; in ImportJava.lang.reflect.Type; - Importjava.util.ArrayList; to Importjava.util.LinkedList; + Importjava.util.List; -  the  Public classMainactivityextendsappcompatactivity { *  $ @OverridePanax Notoginseng     protected voidonCreate (Bundle savedinstancestate) { -         Super. OnCreate (savedinstancestate); the Setcontentview (r.layout.activity_main); +         //Open a sub-thread for network operation, wait for return result, use handler to notify UI A         NewThread (Networktask). Start (); the  +     } -  $Handler Handler =NewHandler () { $ @Override -          Public voidhandlemessage (Message msg) { -             Super. Handlemessage (msg); theBundle data =Msg.getdata (); -String val = data.getstring ("Value");WuyiLOG.I ("MyLog", "request result--" +val); the             //TODO -             //updates to the UI interface and other related actions Wu         } -     }; About  $     /** - * Network operation related sub-threads -      */ -Runnable Networktask =NewRunnable () { A @Override +          Public voidrun () { the             //TODO -             //HTTP request is made here. Network requests related Operations $String TAG = "ABC"; the  the             //BASEURL theString url = "http://192.168.8.7/insert.php"; the  -HttpPost request =Newhttppost (URL); in  the             //first put the parameters in the list, and then URL code the parameters thelist<basicnamevaluepair> params =NewLinkedlist<basicnamevaluepair>(); AboutParams.add (NewBasicnamevaluepair ("FirstName", "This is Android")); theParams.add (NewBasicnamevaluepair ("LastName", "This is Androga in.")); theParams.add (NewBasicnamevaluepair ("Age", "66")); the  +             Try { -httpentity entity =NewUrlencodedformentity (params, "UTF-8"); the Bayi request.setentity (entity); the  theHttpClient client =Newdefaulthttpclient (); -  -HttpResponse response =Client.execute (request); the  theLOG.E (TAG, "Response Code:" + the response.getstatusline (). Getstatuscode ()); the  -                 if(Response.getstatusline (). Getstatuscode () = =HTTPSTATUS.SC_OK) { the  theString data =entityutils.tostring (Response.getentity ()); the 94                 } the}Catch(IOException e) { theLOG.E (TAG, "~~~~~~" +e); the e.printstacktrace ();98             } AboutMessage msg =NewMessage (); -Bundle data =NewBundle ();101Data.putstring ("value", "Request Result");102 msg.setdata (data);103 handler.sendmessage (msg);104         } the     }106}

It is important to note that HTTP requests cannot be placed in Maintread after Android 3.0.

HttpClient applications in Android (POST method)