layout文件
1 <?xml version="1.0" encoding="utf-8"?> 2 <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" 3 xmlns:tools="http://schemas.android.com/tools" 4 android:layout_width="match_parent" 5 android:layout_height="match_parent" 6 android:paddingBottom="@dimen/activity_vertical_margin" 7 android:paddingLeft="@dimen/activity_horizontal_margin" 8 android:paddingRight="@dimen/activity_horizontal_margin" 9 android:paddingTop="@dimen/activity_vertical_margin" 10 tools:context="com.hanqi.testapp3.TestActivity3" 11 android:orientation="vertical"> 12 13 <LinearLayout 14 android:layout_width="match_parent" 15 android:layout_height="wrap_content"> 16 <Button 17 android:layout_width="0dp" 18 android:layout_height="wrap_content" 19 android:text="JDK-Get方式" 20 android:onClick="bt1_OnClick" 21 android:layout_weight="1"/> 22 23 <Button 24 android:layout_width="0dp" 25 android:layout_height="wrap_content" 26 android:text="JDK-Post方式" 27 android:onClick="bt2_OnClick" 28 android:layout_weight="1"/> 29 </LinearLayout> 30 31 <EditText 32 android:layout_width="match_parent" 33 android:layout_height="200dp" 34 android:id="@+id/et_2"/> 35 36 </LinearLayout>
java代码
1 package com.hanqi.testapp3; 2 3 import android.app.ProgressDialog; 4 import android.os.Bundle; 5 import android.support.v7.app.AppCompatActivity; 6 import android.view.View; 7 import android.widget.EditText; 8 9 import java.io.InputStream; 10 import java.io.OutputStream; 11 import java.net.HttpURLConnection; 12 import java.net.URL; 13 14 public class TestActivity3 extends AppCompatActivity { 15 16 EditText et_2; 17 18 @Override 19 protected void onCreate(Bundle savedInstanceState) { 20 super.onCreate(savedInstanceState); 21 setContentView(R.layout.activity_test3); 22 23 et_2 = (EditText)findViewById(R.id.et_2); 24 } 25 26 27 //显示结果 28 String str = ""; 29 30 //JDK的Get方式 31 public void bt1_OnClick(View v) 32 { 33 //1、启动进度对话框 34 final ProgressDialog pd = ProgressDialog.show(this, null, "请稍后..."); 35 36 //2、启动子线程，访问远程服务器 37 new Thread() 38 { 39 @Override 40 public void run() { 41 42 //访问远程服务器 43 //JDK Get 44 45 HttpURLConnection huc = null; 46 47 try { 48 //1、构造URL对象 49 URL url = new URL("http://192.168.0.105:81/index.asp?name=mike&password=456"); 50 51 //2、得到 HttpURLConnection 52 huc = (HttpURLConnection)url.openConnection(); 53 54 //3、设置 HttpURLConnection 55 huc.setRequestMethod("GET"); 56 huc.setConnectTimeout(3000); 57 huc.setReadTimeout(3000); 58 59 //4、连接远程服务器 60 huc.connect(); 61 62 //5、接收响应报文的状态码 63 int code = huc.getResponseCode(); 64 65 str = ""; 66 67 //6、判断响应状态码是否=200 68 if (code == 200) 69 { 70 //7、处理 71 //1 接收数据 72 73 //2 得到数据流 74 InputStream is = huc.getInputStream(); 75 76 //读到的数据 77 byte[] b = new byte[1024]; 78 79 //读到的数据长度 80 int i = 0; 81 82 while ((i = is.read(b)) > 0) 83 { 84 // 接收字符串 85 str += new String(b,0,i); 86 } 87 88 is.close(); 89 } 90 else 91 { 92 str = "响应错误，错误码=" + code; 93 } 94 95 //显示结果,不能直接跨线程访问主线程的视图 96 runOnUiThread(new Runnable() { 97 @Override 98 public void run() { 99 et_2.setText(str); 100 101 } 102 }); 103 104 } 105 catch (Exception e) 106 { 107 e.printStackTrace(); 108 } 109 finally { 110 111 //8、关闭连接和进度对话框 112 // 释放资源 113 if (huc != null) 114 { 115 huc.disconnect(); 116 } 117 118 // 支持跨线程访问 119 pd.dismiss(); 120 121 } 122 } 123 }.start(); 124 } 125 126 127 //JDK的Post方式 128 public void bt2_OnClick(View v) 129 { 130 //1、启动进度对话框 131 final ProgressDialog pd = ProgressDialog.show(this, null, "请稍后..."); 132 133 //2、启动子线程，访问远程服务器 134 new Thread() 135 { 136 @Override 137 public void run() { 138 139 //访问远程服务器 140 //JDK Post 141 142 HttpURLConnection huc = null; 143 144 try { 145 //1、构造URL对象 146 URL url = new URL("http://192.168.0.105:81/index.asp"); 147 148 //2、得到 HttpURLConnection 149 huc = (HttpURLConnection)url.openConnection(); 150 151 //3、设置 HttpURLConnection 152 huc.setRequestMethod("POST"); 153 huc.setConnectTimeout(3000); 154 huc.setReadTimeout(3000); 155 156 //4、连接远程服务器，输出流 157 huc.connect(); 158 159 //数据放到请求体里 160 // 1)得到输出流 161 OutputStream os = huc.getOutputStream(); 162 163 String outstr = "name=tom&password=123"; 164 165 os.write(outstr.getBytes("UTF-8")); 166 167 os.close(); 168 169 //5、接收响应报文的状态码 170 int code = huc.getResponseCode(); 171 172 str = ""; 173 174 //6、判断响应状态码是否=200 175 if (code == 200) 176 { 177 //7、处理 178 //1 接收数据 179 180 //2 得到数据流，输入流 181 InputStream is = huc.getInputStream(); 182 183 //读到的数据 184 byte[] b = new byte[1024]; 185 186 //读到的数据长度 187 int i = 0; 188 189 while ((i = is.read(b)) > 0) 190 { 191 // 接收字符串 192 str += new String(b,0,i); 193 } 194 195 is.close(); 196 } 197 else 198 { 199 str = "响应错误，错误码=" + code; 200 } 201 202 //显示结果,不能直接跨线程访问主线程的视图 203 runOnUiThread(new Runnable() { 204 @Override 205 public void run() { 206 et_2.setText(str); 207 208 } 209 }); 210 211 } 212 catch (Exception e) 213 { 214 e.printStackTrace(); 215 } 216 finally { 217 218 //8、关闭连接和进度对话框 219 // 释放资源 220 if (huc != null) 221 { 222 huc.disconnect(); 223 } 224 225 // 支持跨线程访问 226 pd.dismiss(); 227 228 } 229 } 230 }.start(); 231 } 232 }
index.asp
1 <% 2 name_get = request.querystring("name") 3 password_get = request.querystring("password") 4 5 name_post = request.form("name") 6 password_post = request.form("password") 7 8 %> 9 request:<br> 10 11 name_1=<%=name_get%> 12 password_1=<%=password_get%> 13 14 name_2=<%=name_post%> 15 password_2=<%=password_post%>
