Java类代码：
1 package com.example.dbwater.myapplication;
2
3 import android.app.DownloadManager;
4 import com.android.volley.*;
5 import com.android.volley.toolbox.StringRequest;
6 import com.android.volley.toolbox.Volley;
7
8 import android.app.ProgressDialog;
9 import android.app.VoiceInteractor;
10 import android.support.v7.app.AppCompatActivity;
11 import android.os.Bundle;
12 import android.util.Log;
13 import android.view.View;
14 import android.widget.EditText;
15 import android.widget.Toast;
16
17 import java.io.InputStream;
18 import java.io.OutputStream;
19 import java.lang.ref.ReferenceQueue;
20 import java.net.HttpURLConnection;
21 import java.net.URL;
22 import java.util.HashMap;
23 import java.util.Map;
24
25 public class Get_Post extends AppCompatActivity {
26
27 EditText et_1;
28 ProgressDialog pd;
29 String str="";
30 //请求队列
31 RequestQueue requestQueue;
32 @Override
33 protected void onCreate(Bundle savedInstanceState) {
34 super.onCreate(savedInstanceState);
35 setContentView(R.layout.activity_get__post);
36 et_1=(EditText)findViewById(R.id.et_1);
37 //创建Volley的请求队列，在子线程
38 requestQueue= Volley.newRequestQueue(this);
39 }
40 //JDK-Get
41 public void bt1_onClick(View view)
42 {
43 pd=ProgressDialog.show(this,null,"正在加载请稍候。。。");
44 new Thread(){
45 @Override
46 public void run() {
47 HttpURLConnection huc=null;
48 try {
49 URL url = new URL("http://192.168.3.167:80/a.asp");
50 huc=(HttpURLConnection)url.openConnection();
51 huc.setRequestMethod("GET");
52 huc.setConnectTimeout(3000);
53 huc.setReadTimeout(3000);
54 huc.connect();
55 int code=huc.getResponseCode();
56 str="";
57 if (code==200)
58 {
59 InputStream is=huc.getInputStream();
60 byte[] b =new byte[1024];
61 int i = 0;
62 while ((i=is.read(b))>0)
63 {
64 str +=new String(b,0,1);
65 }
66 Log.e("TAG","接受...");
67 is.close();
68 }
69 else{
70 str="响应错误，错误码="+code;
71 }
72 runOnUiThread(new Runnable() {
73 @Override
74 public void run() {
75 et_1.setText(str);
76 }
77 });
78 }
79 catch (Exception e)
80 {
81 e.printStackTrace();
82 }
83 finally {
84 if (huc!=null)
85 {
86 huc.disconnect();
87 }
88 pd.dismiss();
89 }
90 }
91 }.start();
92 }
93 //JDK方式Post
94 public void bt2_onClick(View view)
95 {
96 pd=ProgressDialog.show(this,null,"请稍候。。。");
97 new Thread(){
98 @Override
99 public void run() {
100 HttpURLConnection huc=null;
101 try{
102 //构造URL对象
103 URL url=new URL("http://192.168.3.167:80/a.asp?name=tom&pw=123");
104 //得到连接对象HttpURLConnection
105 huc=(HttpURLConnection)url.openConnection();
106 huc.setRequestMethod("POST");
107 huc.setConnectTimeout(3000);
108 huc.setReadTimeout(3000);
109 //连接远程服务器，输出流
110 huc.connect();
111 //得到输出流
112 OutputStream os=huc.getOutputStream();
113 String outstr="name=tom&password=123";
114 os.write(outstr.getBytes("UTF-8"));
115 //接受相应报文的状态码
116 int code=huc.getResponseCode();
117 str="";
118 //判断状态码兵得到输入数据流处理
119 if (code==200)
120 {
121 InputStream is=huc.getInputStream();
122 byte[] b=new byte[1024];
123 int i=0;
124 while ((i=is.read(b))>0)
125 {
126 str+=new String(b,0,i);
127 }
128 is.close();
129 os.close();
130 }
131 else {
132 str="响应错误码，错误码="+code;
133 }
134 //显示结果，不能跨线程
135 runOnUiThread(new Runnable() {
136 @Override
137 public void run() {
138 et_1.setText(str);
139 }
140 });
141
142 }
143 catch (Exception e)
144 {
145 e.printStackTrace();
146 }
147 finally {
148 //关闭连接和进度对话框，释放资源
149 if (huc!=null)
150 {
151 huc.disconnect();
152 }
153 pd.dismiss();
154 }
155 }
156 }.start();
157 }
158 //Volley-Get
159 public void bt3_onClick(View view)
160 {
161 final ProgressDialog pd=ProgressDialog.show(this,null,"请稍候。。。");
162 //构建StringRequest
163 StringRequest sr=new StringRequest("http://192.168.3.167:80/a.asp",
164 new Response.Listener<String>() {
165 @Override
166 public void onResponse(String s) {
167 //处理正常响应，在主线程里运行
168 et_1.setText(s);
169 pd.dismiss();
170 }
171 }, new Response.ErrorListener() {
172 @Override
173 public void onErrorResponse(VolleyError volleyError) {
174 pd.dismiss();
175 Toast.makeText(Get_Post.this, "响应异常，响应状态码"+volleyError.networkResponse.statusCode, Toast.LENGTH_SHORT).show();
176 }
177 });
178 //加入队列
179 requestQueue.add(sr);
180 }
181 //Volley-Post
182 public void bt4_onClick(View view)
183 {
184 pd=ProgressDialog.show(this,null,"请稍候。。。");
185 //构建StringRequest
186 StringRequest sr=new StringRequest(Request.Method.POST, "http://192.168.3.167:80/a.asp",
187 new Response.Listener<String>() {
188 @Override
189 public void onResponse(String s) {
190 //处理正常响应，在主线程里运行
191 et_1.setText(s);
192 pd.dismiss();
193 }
194 }, new Response.ErrorListener() {
195 @Override
196 public void onErrorResponse(VolleyError volleyError) {
197 pd.dismiss();
198 Toast.makeText(Get_Post.this, "响应异常，响应状态码="+volleyError.networkResponse.statusCode, Toast.LENGTH_SHORT).show();
199 }
200 }){
201 @Override
202 protected Map<String,String> getParams()throws AuthFailureError{
203 Map<String,String>rtn=new HashMap<>();
204 rtn.put("name","postvolley");
205 rtn.put("password","567");
206 return rtn;
207 }
208 };
209 //加入队列
210 requestQueue.add(sr);
211 }
212
213 }
layout代码：
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 android:orientation="vertical" 11 tools:context="com.example.dbwater.myapplication.Get_Post"> 12 13 <LinearLayout 14 android:layout_width="match_parent" 15 android:layout_height="wrap_content" 16 android:orientation="horizontal"> 17 <Button 18 android:layout_width="0dp" 19 android:layout_height="wrap_content" 20 android:layout_weight="1" 21 android:text="JDK-GET方式" 22 android:onClick="bt1_onClick"/> 23 <Button 24 android:layout_width="0dp" 25 android:layout_height="wrap_content" 26 android:layout_weight="1" 27 android:text="JDK-Post方式" 28 android:onClick="bt2_onClick"/> 29 </LinearLayout> 30 <LinearLayout 31 android:layout_width="match_parent" 32 android:layout_height="wrap_content" 33 android:orientation="horizontal"> 34 <Button 35 android:layout_width="0dp" 36 android:layout_height="wrap_content" 37 android:layout_weight="1" 38 android:text="VOLLEY-GET方式" 39 android:onClick="bt3_onClick"/> 40 <Button 41 android:layout_width="0dp" 42 android:layout_height="wrap_content" 43 android:layout_weight="1" 44 android:text="VOLLEY-Post方式" 45 android:onClick="bt4_onClick"/> 46 </LinearLayout> 47 <EditText 48 android:layout_width="match_parent" 49 android:layout_height="200dp" 50 android:id="@+id/et_1"/> 51 </LinearLayout>
时间： 2024-10-29 01:56:25