android post请求接口demo

本文实例为大家分享了android post请求接口demo测试代码，供大家参考，具体内容如下

mainactivity.java

package com.tsh.test;

import java.io.inputstream;
import java.io.outputstream;
import java.io.printwriter;
import java.net.httpurlconnection;
import java.net.url;

import android.app.activity;
import android.content.intent;
import android.os.bundle;
import android.os.handler;
import android.os.message;
import android.view.view;
import android.view.view.onclicklistener;
import android.widget.button;
import android.widget.textview;
import android.widget.toast;

public class mainactivity extends activity {
 public button loginbtn;
 public textview loginusername;
 public textview loginpassword;
 public static string api="http://mail.sina.net/loginxxx";
 public loginhandler loginhandler;
 @override
 protected void oncreate(bundle savedinstancestate) {
  super.oncreate(savedinstancestate);
  setcontentview(r.layout.activity_main);
  //获取view对象
  loginbtn=(button) findviewbyid(r.id.loginbtn);
  loginusername=(textview) findviewbyid(r.id.loginusername);
  loginpassword=(textview) findviewbyid(r.id.loginpassword);
  //给view对象设置点击事件
  loginbtn.setonclicklistener(new onclicklistener() {
   @override
   public void onclick(view arg0) {
    //开启新线程
    thread loginthread=new thread(new loginrunable());
    loginthread.start();
   }
  });
  loginhandler=new loginhandler();
 }
 //实现runable接口,开启新线程
 class loginrunable implements runnable{
  @override
  public void run() {
   try {
    url url=new url(api);
    httpurlconnection http=(httpurlconnection) url.openconnection();
    http.setrequestmethod("post");
    http.setdoinput(true);
    http.setdooutput(true);
    outputstream ops=http.getoutputstream();
    printwriter pw=new printwriter(ops);
    string username=loginusername.gettext().tostring();
    string password=loginpassword.gettext().tostring();
    pw.write("email="+username+"&psw="+password+"&loginfrom=app&output=json");
    pw.flush();
    
    inputstream ins=http.getinputstream();
    byte[] buffer = new byte[1024];
    int length=0;
    stringbuilder sb=new stringbuilder();
    while((length=ins.read(buffer))!=-1){
     sb.append(new string(buffer,0,length));
    }
    
    message msg=new message();
    msg.what=1;
    msg.obj=sb.tostring();
    loginhandler.sendmessage(msg);
   } catch (exception e) {
    // todo auto-generated catch block
    e.printstacktrace();
   }
   
  }
 }
 //传递消息的handle
 class loginhandler extends handler{
  @override
  public void handlemessage(message msg) {
   string loginresponse=(string) msg.obj;
   system.out.println(loginresponse);
   toast.maketext(mainactivity.this, loginresponse, 10).show();
   intent intent=new intent(mainactivity.this, mailindexactivity.class);
   //startactivity(intent);
  }
 }
}

main_activity.xml

<linearlayout xmlns:android="http://schemas.android.com/apk/res/android"
 xmlns:tools="http://schemas.android.com/tools"
 android:layout_width="match_parent"
 android:layout_height="match_parent"
 android:orientation="vertical"
 tools:context="${relativepackage}.${activityclass}" >

 <textview
  android:layout_width="wrap_content"
  android:layout_height="wrap_content"
  android:text="用户名" />
 <edittext 
  android:hint="请输入用户名"
  android:layout_width="match_parent"
  android:layout_height="wrap_content"
  android:id="@+id/loginusername"
  android:text="[e-mail]"
  />
 <textview
  android:layout_width="wrap_content"
  android:layout_height="wrap_content"
  android:text="密码"/>
 <edittext 
  android:hint="请输入密码"
  android:layout_width="match_parent"
  android:layout_height="wrap_content"
  android:id="@+id/loginpassword"
  android:text="xxxxxxx"/>
 <button 
  android:id="@+id/loginbtn"
  android:layout_width="match_parent"
  android:layout_height="wrap_content"
  android:text="登陆认证"
  />
</linearlayout>

以上就是本文的全部内容，希望对大家的学习有所帮助，也希望大家多多支持。