Java后台发送Post请求，数据传输格式JSON - 好文

原文地址为：Java后台发送Post请求，数据传输格式JSON
<http://www.itdaan.com/blog/2015/06/14/42eb542d172f0996051f9e5667b6c80e.html>

代码如下:
1 package com.test; 2 3 import java.io.BufferedReader; 4 import
java.io.InputStream; 5 import java.io.InputStreamReader; 6 7 import net.sf.
json <http://www.javaxxz.com/thread-339418-1-1.html>.JSONObject; 8 9 import
org.apache.http.HttpResponse;10 import org.apache.http.HttpStatus; 11 import
org.apache.http.client.HttpClient;12 import
org.apache.http.client.methods.HttpPost;13 import
org.apache.http.entity.StringEntity;14 import
org.apache.http.impl.client.DefaultHttpClient;15 import
org.apache.http.message.BasicHeader;16 import org.apache.http.protocol.HTTP; 17
18 public abstract class TestSend { 19 20 public static String URL =
"http://115.28.191.62/web/control"; 21 22 public static void main(String[]
args) {23 24 JSONObject jsobj1 = new JSONObject(); 25 JSONObject jsobj2 = new
JSONObject();26 jsobj2.put("deviceID", "112"); 27 jsobj2.put("channel",
"channel"); 28 jsobj2.put("state", "0"); 29 jsobj1.put("item", jsobj2); 30
jsobj1.put("requestCommand", "control"); 31 32 post(jsobj1); 33 34 } 35 36
public static String post(JSONObject json) { 37 38 HttpClient client = new
DefaultHttpClient();39 HttpPost post = new HttpPost(URL); 40 41
post.setHeader("Content-Type", "application/json"); 42
post.addHeader("Authorization", "Basic YWRtaW46"); 43 String result = ""; 44 45
try { 46 47 StringEntity s = new StringEntity(json.toString(), "utf-8"); 48
s.setContentEncoding(new BasicHeader(HTTP.CONTENT_TYPE, 49 "application/json"));
50 post.setEntity(s); 51 52 // 发送请求 53 HttpResponse httpResponse =
client.execute(post);54 55 // 获取响应输入流 56 InputStream inStream =
httpResponse.getEntity().getContent();57 BufferedReader reader = new
BufferedReader(new InputStreamReader( 58 inStream, "utf-8")); 59 StringBuilder
strber =new StringBuilder(); 60 String line = null; 61 while ((line =
reader.readLine()) !=null) 62 strber.append(line + "\n"); 63 inStream.close();
64 65 result = strber.toString(); 66 System.out.println(result); 67 68 if
(httpResponse.getStatusLine().getStatusCode() == HttpStatus.SC_OK) { 69 70
System.out.println("请求服务器成功，做相应处理"); 71 72 } else { 73 74
System.out.println("请求服务端失败"); 75 76 } 77 78 79 } catch (Exception e) { 80
System.out.println("请求异常"); 81 throw new RuntimeException(e); 82 } 83 84 return
result;85 } 86 87 }

测试接收
1 <%@ page language="java" import="java.util.*,java.io.*" pageEncoding="UTF-8"
%> 2 <% 3 4 System.out.println("conenction server success!"); 5 6
System.out.println(request.getMethod()); 7 8 //后台
<http://www.javaxxz.com/thread-344366-1-1.html>接收 9 InputStreamReader reader=
new InputStreamReader(request.getInputStream(),"UTF-8"); 10 char [] buff=new
char[1024]; 11 int length=0; 12 while((length=reader.read(buff))!=-1){ 13 14
String x=new String(buff,0,length); 15 16 System.out.println(x); 17 } 18 19 20
//响应 21 out.println("{'responseCommand':'0','requestCommand':'control'}"); 22
23 %>

所使用的 jar包：

commons-beanutils-1.8.3.jar

commons-codec-1.4.jar

commons-collections-3.2.1.jar

commons-lang-2.5.jar

commons-lang3-3.1.jar

commons-logging-1.1.1.jar

ezmorph-1.0.6.jar

httpclient-4.1.2.jar

httpcore-4.1-alpha1.jar

json-lib-2.4-jdk15.jar

morph-1.1.1.jar

morph-sandbox-1.1.1.jar

转载请注明本文地址：Java后台发送Post请求，数据传输格式JSON
<http://www.itdaan.com/blog/2015/06/14/42eb542d172f0996051f9e5667b6c80e.html>

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