版权声明： https://blog.csdn.net/qq_36004521/article/details/81483799
直接上正文
package hontye.Util;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.PrintWriter;
import java.net.URL;
import java.net.URLConnection;
import java.net.URLEncoder;
import java.util.Map;
/**
* @author Administrator
*
*/
public class HttpUtil {
/**
* 使用Get方式获取数据
*
* @param url
* URL包括参数，http://HOST/XX?XX=XX&XXX=XXX
* @param charset
* @return
*/
public static String sendGet(String url, String charset) {
String result = "";
BufferedReader in = null;
try {
URL realUrl = new URL(url);
// 打开和URL之间的连接
URLConnection connection = realUrl.openConnection();
// 设置通用的请求属性
connection.setRequestProperty("accept", "*/*");
connection.setRequestProperty("connection", "Keep-Alive");
connection.setRequestProperty("user-agent",
"Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1;SV1)");
// 建立实际的连接
connection.connect();
// 定义 BufferedReader输入流来读取URL的响应
in = new BufferedReader(new InputStreamReader(
connection.getInputStream(), charset));
String line;
while ((line = in.readLine()) != null) {
result += line;
}
} catch (Exception e) {
System.out.println("发送GET请求出现异常！" + e);
e.printStackTrace();
}
// 使用finally块来关闭输入流
finally {
try {
if (in != null) {
in.close();
}
} catch (Exception e2) {
e2.printStackTrace();
}
}
return result;
}
/**
* POST请求，字符串形式数据
* @param url 请求地址
* @param param 请求数据
* @param charset 编码方式
*/
public static String sendPostUrl(String url, String param, String charset) {
PrintWriter out = null;
BufferedReader in = null;
String result = "";
try {
URL realUrl = new URL(url);
// 打开和URL之间的连接
URLConnection conn = realUrl.openConnection();
// 设置通用的请求属性
conn.setRequestProperty("accept", "*/*");
conn.setRequestProperty("connection", "Keep-Alive");
conn.setRequestProperty("user-agent",
"Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1;SV1)");
// 发送POST请求必须设置如下两行
conn.setDoOutput(true);
conn.setDoInput(true);
// 获取URLConnection对象对应的输出流
out = new PrintWriter(conn.getOutputStream());
// 发送请求参数
out.print(param);
// flush输出流的缓冲
out.flush();
// 定义BufferedReader输入流来读取URL的响应
in = new BufferedReader(new InputStreamReader(
conn.getInputStream(), charset));
String line;
while ((line = in.readLine()) != null) {
result += line;
}
} catch (Exception e) {
//System.out.println("发送 POST 请求出现异常！" + e);
e.printStackTrace();
}
// 使用finally块来关闭输出流、输入流
finally {
try {
if (out != null) {
out.close();
}
if (in != null) {
in.close();
}
} catch (IOException ex) {
ex.printStackTrace();
}
}
return result;
}
/**
* 向指定 URL 发送POST方法的请求
*
* @param url
* 发送请求的 URL
* @param param
* 请求参数，请求参数应该是 name1=value1&name2=value2 的形式。
* @return 所代表远程资源的响应结果
*/
public static String sendPost(String url, String param) {
PrintWriter out = null;
BufferedReader in = null;
String result = "";
try {
URL realUrl = new URL(url);
// 打开和URL之间的连接
URLConnection conn = realUrl.openConnection();
// 设置通用的请求属性
conn.setRequestProperty("accept", "*/*");
conn.setRequestProperty("connection", "Keep-Alive");
conn.setRequestProperty("user-agent",
"Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1;SV1)");
// 发送POST请求必须设置如下两行
conn.setDoOutput(true);
conn.setDoInput(true);
// 获取URLConnection对象对应的输出流
out = new PrintWriter(conn.getOutputStream());
// 发送请求参数
out.print(param);
// flush输出流的缓冲
out.flush();
// 定义BufferedReader输入流来读取URL的响应
in = new BufferedReader(
new InputStreamReader(conn.getInputStream(),"UTF-8"));
String line;
while ((line = in.readLine()) != null) {
result += line;
}
} catch (Exception e) {
System.out.println("发送 POST 请求出现异常！"+e);
e.printStackTrace();
}
//使用finally块来关闭输出流、输入流
finally{
try{
if(out!=null){
out.close();
}
if(in!=null){
in.close();
}
}
catch(IOException ex){
ex.printStackTrace();
}
}
return result;
}
/**
* POST请求，Map形式数据
* @param url 请求地址
* @param param 请求数据
* @param charset 编码方式
*/
public static String sendPost(String url, Map<String, String> param,
String charset) {
StringBuffer buffer = new StringBuffer();
if (param != null && !param.isEmpty()) {
for (Map.Entry<String, String> entry : param.entrySet()) {
buffer.append(entry.getKey()).append("=")
.append(URLEncoder.encode(entry.getValue()))
.append("&");
}
}
buffer.deleteCharAt(buffer.length() - 1);
PrintWriter out = null;
BufferedReader in = null;
String result = "";
try {
URL realUrl = new URL(url);
// 打开和URL之间的连接
URLConnection conn = realUrl.openConnection();
// 设置通用的请求属性
conn.setRequestProperty("accept", "*/*");
conn.setRequestProperty("connection", "Keep-Alive");
conn.setRequestProperty("user-agent",
"Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1;SV1)");
// 发送POST请求必须设置如下两行
conn.setDoOutput(true);
conn.setDoInput(true);
// 获取URLConnection对象对应的输出流
out = new PrintWriter(conn.getOutputStream());
// 发送请求参数
out.print(buffer);
// flush输出流的缓冲
out.flush();
// 定义BufferedReader输入流来读取URL的响应
in = new BufferedReader(new InputStreamReader(
conn.getInputStream(), charset));
String line;
while ((line = in.readLine()) != null) {
result += line;
}
} catch (Exception e) {
System.out.println("发送 POST 请求出现异常！" + e);
e.printStackTrace();
}
// 使用finally块来关闭输出流、输入流
finally {
try {
if (out != null) {
out.close();
}
if (in != null) {
in.close();
}
} catch (IOException ex) {
ex.printStackTrace();
}
}
return result;
}
public static void main(String[] args) {
//String httpUrl=jsionStr.replace(" ","");
String httpUrl="{\"body\":{\"list\":[{\"conveyancename\":\"Y87971\",\"destzone\":\"021WG\",\"endtm\":\"01:20\",\"takeofftm\":\"02:30\",\"arraytm\":\"04:55\",\"volume\":\"14000\",\"isend\":\"是\"},{\"conveyancename\":\"Y87971\",\"destzone\":\"021\",\"endtm\":\"01:20\",\"takeofftm\":\"02:30\",\"arraytm\":\"04:55\",\"volume\":\"14000\",\"isend\":\"是\"},{\"conveyancename\":\"Y87971\",\"destzone\":\"021WG\",\"endtm\":\"01:20\",\"takeofftm\":\"02:30\",\"arraytm\":\"04:55\",\"volume\":\"14000\",\"isend\":\"是\"},{\"conveyancename\":\"Y87971\",\"destzone\":\"021WG\",\"endtm\":\"01:20\",\"takeofftm\":\"02:30\",\"arraytm\":\"04:55\",\"volume\":\"14000\",\"isend\":\"是\"},{\"conveyancename\":\"Y87971\",\"destzone\":\"021WG\",\"endtm\":\"01:20\",\"takeofftm\":\"02:30\",\"arraytm\":\"04:55\",\"volume\":\"14000\",\"isend\":\"是\"},{\"conveyancename\":\"Y87971\",\"destzone\":\"021WG\",\"endtm\":\"01:20\",\"takeofftm\":\"02:30\",\"arraytm\":\"04:55\",\"volume\":\"14000\",\"isend\":\"是\"},{\"conveyancename\":\"Y87971\",\"destzone\":\"021WG\",\"endtm\":\"01:20\",\"takeofftm\":\"02:30\",\"arraytm\":\"04:55\",\"volume\":\"14000\",\"isend\":\"是\"},{\"conveyancename\":\"Y87971\",\"destzone\":\"021WG\",\"endtm\":\"01:20\",\"takeofftm\":\"02:30\",\"arraytm\":\"04:55\",\"volume\":\"14000\",\"isend\":\"是\"},{\"conveyancename\":\"Y87971\",\"destzone\":\"021WG\",\"endtm\":\"01:20\",\"takeofftm\":\"02:30\",\"arraytm\":\"04:55\",\"volume\":\"14000\",\"isend\":\"是\"},{\"conveyancename\":\"Y87971\",\"destzone\":\"021WG\",\"endtm\":\"01:20\",\"takeofftm\":\"02:30\",\"arraytm\":\"04:55\",\"volume\":\"14000\",\"isend\":\"是\"},{\"conveyancename\":\"Y87971\",\"destzone\":\"021WG\",\"endtm\":\"01:20\",\"takeofftm\":\"02:30\",\"arraytm\":\"04:55\",\"volume\":\"14000\",\"isend\":\"是\"},{\"conveyancename\":\"Y87971\",\"destzone\":\"021WG\",\"endtm\":\"01:20\",\"takeofftm\":\"02:30\",\"arraytm\":\"04:55\",\"volume\":\"14000\",\"isend\":\"是\"},{\"conveyancename\":\"Y87971\",\"destzone\":\"021WG\",\"endtm\":\"01:20\",\"takeofftm\":\"02:30\",\"arraytm\":\"04:55\",\"volume\":\"14000\",\"isend\":\"是\"},{\"conveyancename\":\"Y87971\",\"destzone\":\"021WG\",\"endtm\":\"01:20\",\"takeofftm\":\"02:30\",\"arraytm\":\"04:55\",\"volume\":\"14000\",\"isend\":\"是\"},{\"conveyancename\":\"Y87971\",\"destzone\":\"021WG\",\"endtm\":\"01:20\",\"takeofftm\":\"02:30\",\"arraytm\":\"04:55\",\"volume\":\"14000\",\"isend\":\"是\"},{\"conveyancename\":\"Y87971\",\"destzone\":\"021WG\",\"endtm\":\"01:20\",\"takeofftm\":\"02:30\",\"arraytm\":\"04:55\",\"volume\":\"14000\",\"isend\":\"是\"},{\"conveyancename\":\"Y87971\",\"destzone\":\"021WG\",\"endtm\":\"01:20\",\"takeofftm\":\"02:30\",\"arraytm\":\"04:55\",\"volume\":\"14000\",\"isend\":\"是\"},{\"conveyancename\":\"Y87971\",\"destzone\":\"021WG\",\"endtm\":\"01:20\",\"takeofftm\":\"02:30\",\"arraytm\":\"04:55\",\"volume\":\"14000\",\"isend\":\"是\"},{\"conveyancename\":\"Y87971\",\"destzone\":\"021WG\",\"endtm\":\"01:20\",\"takeofftm\":\"02:30\",\"arraytm\":\"04:55\",\"volume\":\"14000\",\"isend\":\"是\"},{\"conveyancename\":\"Y87971\",\"destzone\":\"021WG\",\"endtm\":\"01:20\",\"takeofftm\":\"02:30\",\"arraytm\":\"04:55\",\"volume\":\"14000\",\"isend\":\"是\"},{\"conveyancename\":\"Y87971\",\"destzone\":\"021WG\",\"endtm\":\"01:20\",\"takeofftm\":\"02:30\",\"arraytm\":\"04:55\",\"volume\":\"14000\",\"isend\":\"是\"},{\"conveyancename\":\"Y87971\",\"destzone\":\"021WG\",\"endtm\":\"01:20\",\"takeofftm\":\"02:30\",\"arraytm\":\"04:55\",\"volume\":\"14000\",\"isend\":\"是\"},{\"conveyancename\":\"Y87971\",\"destzone\":\"021WG\",\"endtm\":\"01:20\",\"takeofftm\":\"02:30\",\"arraytm\":\"04:55\",\"volume\":\"14000\",\"isend\":\"是\"},{\"conveyancename\":\"Y87971\",\"destzone\":\"021WG\",\"endtm\":\"01:20\",\"takeofftm\":\"02:30\",\"arraytm\":\"04:55\",\"volume\":\"14000\",\"isend\":\"是\"},{\"conveyancename\":\"Y87971\",\"destzone\":\"021WG\",\"endtm\":\"01:20\",\"takeofftm\":\"02:30\",\"arraytm\":\"04:55\",\"volume\":\"14000\",\"isend\":\"是\"},{\"conveyancename\":\"Y87971\",\"destzone\":\"021WG\",\"endtm\":\"01:20\",\"takeofftm\":\"02:30\",\"arraytm\":\"04:55\",\"volume\":\"14000\",\"isend\":\"是\"},{\"conveyancename\":\"Y87971\",\"destzone\":\"021WG\",\"endtm\":\"01:20\",\"takeofftm\":\"02:30\",\"arraytm\":\"04:55\",\"volume\":\"14000\",\"isend\":\"是\"},{\"conveyancename\":\"Y87971\",\"destzone\":\"021WG\",\"endtm\":\"01:20\",\"takeofftm\":\"02:30\",\"arraytm\":\"04:55\",\"volume\":\"14000\",\"isend\":\"是\"},{\"conveyancename\":\"Y87971\",\"destzone\":\"021WG\",\"endtm\":\"01:20\",\"takeofftm\":\"02:30\",\"arraytm\":\"04:55\",\"volume\":\"14000\",\"isend\":\"是\"},{\"conveyancename\":\"Y87971\",\"destzone\":\"021WG\",\"endtm\":\"01:20\",\"takeofftm\":\"02:30\",\"arraytm\":\"04:55\",\"volume\":\"14000\",\"isend\":\"是\"},{\"conveyancename\":\"Y87971\",\"destzone\":\"021WG\",\"endtm\":\"01:20\",\"takeofftm\":\"02:30\",\"arraytm\":\"04:55\",\"volume\":\"14000\",\"isend\":\"是\"},{\"conveyancename\":\"Y87971\",\"destzone\":\"021WG\",\"endtm\":\"01:20\",\"takeofftm\":\"02:30\",\"arraytm\":\"04:55\",\"volume\":\"14000\",\"isend\":\"是\"},{\"conveyancename\":\"Y87971\",\"destzone\":\"021WG\",\"endtm\":\"01:20\",\"takeofftm\":\"02:30\",\"arraytm\":\"04:55\",\"volume\":\"14000\",\"isend\":\"是\"},{\"conveyancename\":\"Y87971\",\"destzone\":\"021WG\",\"endtm\":\"01:20\",\"takeofftm\":\"02:30\",\"arraytm\":\"04:55\",\"volume\":\"14000\",\"isend\":\"是\"},{\"conveyancename\":\"Y87971\",\"destzone\":\"021WG\",\"endtm\":\"01:20\",\"takeofftm\":\"02:30\",\"arraytm\":\"04:55\",\"volume\":\"14000\",\"isend\":\"是\"},{\"conveyancename\":\"Y87971\",\"destzone\":\"021WG\",\"endtm\":\"01:20\",\"takeofftm\":\"02:30\",\"arraytm\":\"04:55\",\"volume\":\"14000\",\"isend\":\"是\"},{\"conveyancename\":\"Y87971\",\"destzone\":\"021WG\",\"endtm\":\"01:20\",\"takeofftm\":\"02:30\",\"arraytm\":\"04:55\",\"volume\":\"14000\",\"isend\":\"是\"},{\"conveyancename\":\"Y87971\",\"destzone\":\"021WG\",\"endtm\":\"01:20\",\"takeofftm\":\"02:30\",\"arraytm\":\"04:55\",\"volume\":\"14000\",\"isend\":\"是\"},{\"conveyancename\":\"O36869\",\"destzone\":\"510\",\"endtm\":\"02:50\",\"takeofftm\":\"03:30\",\"arraytm\":\"05:25\",\"volume\":\"28000\",\"isend\":\"否\"},{\"conveyancename\":\"O36869\",\"destzone\":\"510X\",\"endtm\":\"02:50\",\"takeofftm\":\"03:30\",\"arraytm\":\"05:25\",\"volume\":\"28000\",\"isend\":\"否\"},{\"conveyancename\":\"O36888\",\"destzone\":\"571\",\"endtm\":\"02:40\",\"takeofftm\":\"03:35\",\"arraytm\":\"05:10\",\"volume\":\"28000\",\"isend\":\"否\"},{\"conveyancename\":\"O36861\",\"destzone\":\"574\",\"endtm\":\"02:40\",\"takeofftm\":\"03:55\",\"arraytm\":\"05:35\",\"volume\":\"14000\",\"isend\":\"否\"},{\"conveyancename\":\"O36861\",\"destzone\":\"574R\",\"endtm\":\"02:40\",\"takeofftm\":\"03:55\",\"arraytm\":\"05:35\",\"volume\":\"14000\",\"isend\":\"否\"},{\"conveyancename\":\"O36861\",\"destzone\":\"574W\",\"endtm\":\"02:40\",\"takeofftm\":\"03:55\",\"arraytm\":\"05:35\",\"volume\":\"14000\",\"isend\":\"否\"},{\"conveyancename\":\"DZ6216\",\"destzone\":\"010\",\"endtm\":\"05:25\",\"takeofftm\":\"06:55\",\"arraytm\":\"09:55\",\"volume\":\"14000\",\"isend\":\"否\"},{\"conveyancename\":\"O36867\",\"destzone\":\"510\",\"endtm\":\"20:50\",\"takeofftm\":\"21:40\",\"arraytm\":\"23:35\",\"volume\":\"28000\",\"isend\":\"否\"},{\"conveyancename\":\"O36853\",\"destzone\":\"021\",\"endtm\":\"22:00\",\"takeofftm\":\"23:00\",\"arraytm\":\"00:55\",\"volume\":\"28000\",\"isend\":\"否\"},{\"conveyancename\":\"O36896\",\"destzone\":\"571\",\"endtm\":\"22:40\",\"takeofftm\":\"23:40\",\"arraytm\":\"01:15\",\"volume\":\"28000\",\"isend\":\"否\"},{\"conveyancename\":\"O36880\",\"destzone\":\"577\",\"endtm\":\"22:20\",\"takeofftm\":\"23:50\",\"arraytm\":\"01:15\",\"volume\":\"16000\",\"isend\":\"否\"},{\"conveyancename\":\"O36861\",\"destzone\":\"571R\",\"endtm\":\"\",\"takeofftm\":\"\",\"arraytm\":\"\",\"volume\":\"\",\"isend\":\"否\"},{\"conveyancename\":\"O36869\",\"destzone\":\"021WF\",\"endtm\":\"\",\"takeofftm\":\"\",\"arraytm\":\"\",\"volume\":\"\",\"isend\":\"否\"},{\"conveyancename\":\"O36869\",\"destzone\":\"512W\",\"endtm\":\"\",\"takeofftm\":\"\",\"arraytm\":\"\",\"volume\":\"\",\"isend\":\"否\"},{\"conveyancename\":\"O36869\",\"destzone\":\"025WA\",\"endtm\":\"\",\"takeofftm\":\"\",\"arraytm\":\"\",\"volume\":\"\",\"isend\":\"否\"},{\"conveyancename\":\"O36888-O36858\",\"destzone\":\"536X\",\"endtm\":\"\",\"takeofftm\":\"\",\"arraytm\":\"\",\"volume\":\"\",\"isend\":\"否\"},{\"conveyancename\":\"Y87971\",\"destzone\":\"021WG\",\"endtm\":\"\",\"takeofftm\":\"\",\"arraytm\":\"\",\"volume\":\"\",\"isend\":\"否\"},{\"conveyancename\":\"Y87971\",\"destzone\":\"021WG\",\"endtm\":\"\",\"takeofftm\":\"\",\"arraytm\":\"\",\"volume\":\"\",\"isend\":\"否\"},{\"conveyancename\":\"Y87971\",\"destzone\":\"021WG\",\"endtm\":\"\",\"takeofftm\":\"\",\"arraytm\":\"\",\"volume\":\"\",\"isend\":\"否\"},{\"conveyancename\":\"Y87971\",\"destzone\":\"021WG\",\"endtm\":\"\",\"takeofftm\":\"\",\"arraytm\":\"\",\"volume\":\"\",\"isend\":\"否\"},{\"conveyancename\":\"Y87971\",\"destzone\":\"021WG\",\"endtm\":\"\",\"takeofftm\":\"\",\"arraytm\":\"\",\"volume\":\"\",\"isend\":\"否\"},{\"conveyancename\":\"Y87971\",\"destzone\":\"021WG\",\"endtm\":\"\",\"takeofftm\":\"\",\"arraytm\":\"\",\"volume\":\"\",\"isend\":\"否\"},{\"conveyancename\":\"Y87971\",\"destzone\":\"021WG\",\"endtm\":\"\",\"takeofftm\":\"\",\"arraytm\":\"\",\"volume\":\"\",\"isend\":\"否\"},{\"conveyancename\":\"Y87971\",\"destzone\":\"021WG\",\"endtm\":\"\",\"takeofftm\":\"\",\"arraytm\":\"\",\"volume\":\"\",\"isend\":\"否\"},{\"conveyancename\":\"Y87971\",\"destzone\":\"021WG\",\"endtm\":\"\",\"takeofftm\":\"\",\"arraytm\":\"\",\"volume\":\"\",\"isend\":\"否\"},{\"conveyancename\":\"Y87971\",\"destzone\":\"021WG\",\"endtm\":\"\",\"takeofftm\":\"\",\"arraytm\":\"\",\"volume\":\"\",\"isend\":\"否\"},{\"conveyancename\":\"Y87971\",\"destzone\":\"021WG\",\"endtm\":\"\",\"takeofftm\":\"\",\"arraytm\":\"\",\"volume\":\"\",\"isend\":\"否\"},{\"conveyancename\":\"Y87971\",\"destzone\":\"021WG\",\"endtm\":\"\",\"takeofftm\":\"\",\"arraytm\":\"\",\"volume\":\"\",\"isend\":\"否\"},{\"conveyancename\":\"Y87971\",\"destzone\":\"021WG\",\"endtm\":\"\",\"takeofftm\":\"\",\"arraytm\":\"\",\"volume\":\"\",\"isend\":\"否\"},{\"conveyancename\":\"Y87971\",\"destzone\":\"021WG\",\"endtm\":\"\",\"takeofftm\":\"\",\"arraytm\":\"\",\"volume\":\"\",\"isend\":\"否\"},{\"conveyancename\":\"Y87971\",\"destzone\":\"021WG\",\"endtm\":\"\",\"takeofftm\":\"\",\"arraytm\":\"\",\"volume\":\"\",\"isend\":\"否\"},{\"conveyancename\":\"Y87971\",\"destzone\":\"021WG\",\"endtm\":\"\",\"takeofftm\":\"\",\"arraytm\":\"\",\"volume\":\"\",\"isend\":\"否\"},{\"conveyancename\":\"Y87971\",\"destzone\":\"021WG\",\"endtm\":\"\",\"takeofftm\":\"\",\"arraytm\":\"\",\"volume\":\"\",\"isend\":\"否\"},{\"conveyancename\":\"Y87971\",\"destzone\":\"021WG\",\"endtm\":\"\",\"takeofftm\":\"\",\"arraytm\":\"\",\"volume\":\"\",\"isend\":\"否\"},{\"conveyancename\":\"Y87971\",\"destzone\":\"021WG\",\"endtm\":\"\",\"takeofftm\":\"\",\"arraytm\":\"\",\"volume\":\"\",\"isend\":\"否\"}]},\"head\":{\"template\":\"2\",\"id\":\"1\",\"ip\":\"10.108.83.180\"}}";
//httpUrl=ledserviceIp+"af中国";
System.out.println("jsion==="+httpUrl);
String jsionResult=HttpUtil.sendPost("http://127.0.0.1:8081/ws/servlet", "jsonstr="+httpUrl);
}
}
代码片段：
package hontye;
import hontye.Util.HttpUtil;
import java.io.UnsupportedEncodingException;
import java.net.URLEncoder;
public class HydrogenClient {
static final String URL8081 = "http://192.168.1.103:8081";
public String setParameters(String values){
String url = null;
try {
url = URL8081 + "/setParameters?values="+ URLEncoder.encode(values,"utf-8");
} catch (UnsupportedEncodingException e) {
e.printStackTrace();
}
HttpUtil httpUtil = new HttpUtil();
return httpUtil.sendPost(url,"");
}
}