旺仔：post请求方式

package com.example.administrator.test.Fragment.post;

import android.app.ProgressDialog;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.view.View;
import android.widget.EditText;

import com.example.administrator.test.R;

import java.io.InputStream;
import java.io.OutputStream;
import java.io.StreamCorruptedException;
import java.net.HttpURLConnection;
import java.net.MalformedURLException;
import java.net.URL;

public class TestActivity extends AppCompatActivity {
EditText et_1;
String str="";
ProgressDialog pd;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_test);
et_1=(EditText)findViewById(R.id.et_1);
}
public void bt_1(View v){
pd=ProgressDialog.show(this,null,"请稍后。。。");
new Thread(){
@Override
public void run() {
HttpURLConnection huc=null;
try {
//构造URL对象
URL url=new URL("http://192.168.3.164:81/index.asp");
//得到连接对象HttpURLConnection
huc=(HttpURLConnection)url.openConnection();
huc.setRequestMethod("POST");
huc.setConnectTimeout(3000);
huc.setReadTimeout(3000);
//连接远程服务器，输出流
huc.connect();
//得到输出流
OutputStream os=huc.getOutputStream();
String outstr="name=tom&password=123 ";
os.write(outstr.getBytes("UTF-8"));
//接受相应报文的状态码
int code=huc.getResponseCode();
str="";
//判断状态码并得到输入数据流处理
if (code==200)
{
InputStream is=huc.getInputStream();
byte[] b=new byte[1024];
int i=0;
while ((i=is.read(b))>0)
{
str+=new String(b,0,i);
}
is.close();
os.close();
}else
{
str="响应错误啊，错误码是"+code;
}
//显示结果，不能跨线程啊
runOnUiThread(new Runnable() {
@Override
public void run() {
et_1.setText(str);
}
});

} catch (Exception e) {
e.printStackTrace();
}finally {
//关闭连接和进度对话框，释放资源
if (huc!=null)
{
huc.disconnect();
}
pd.dismiss();

}
}
}.start();

}

}

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout
xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:orientation="vertical"
>
<EditText
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:id="@+id/et_1"/>
<Button
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:onClick="bt_1"
android:text="post请求"/>

</LinearLayout>