发送http请求工具类

注意：此方法有针对性，需要修改成自己的方法。
/**
 * 2017年10月17日下午3:58:08
 */
package com.jjmc.dcl.util;

import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.io.PrintWriter;
import java.io.UnsupportedEncodingException;
import java.math.BigDecimal;
import java.net.URL;
import java.net.URLConnection;
import java.net.URLEncoder;
import java.security.MessageDigest;
import java.util.ArrayList;
import java.util.Date;
import java.util.List;
import java.util.Map;

import org.apache.log4j.Logger;

import com.jjmc.dcl.constant.Constant;

/**
 *
 * @author huangtao
 * 2017年10月19日下午10:37:59
 * dclTask
 * @parameter
 * TODO
 *
 */
public class MessageUtil {
//日志
private static final StringDEBUG_PREFIX = "[MessageUtil]";

private static final StringINFO_PREFIX = "<MessageUtil>";

private static final StringERROR_PREFIX = "MessageUtil->";
private static Logger logger= Logger.getLogger(MessageUtil.class);

/**
* MD5
* @param plainText
* @return
*/
public static String md5(String plainText) {
String re_md5 = new String();
try {
MessageDigest md = MessageDigest.getInstance("MD5");
md.update(plainText.getBytes("UTF-8"));
byte b[] = md.digest();
int i;
StringBuffer buf = new StringBuffer("");
for (int offset = 0; offset < b.length; offset++) {
i = b[offset];
if (i < 0)
i += 256;
if (i < 16)
buf.append("0");
buf.append(Integer.toHexString(i));
}
re_md5 = buf.toString();
} catch (Exception e) {
e.printStackTrace();
}
return re_md5;
}

/**
* get方法发送短信
* 只发送普通短信
* List<String> mobilePhones电话号码
* String content短信内容
* 
* 
* 
*/
public static Object getSendSmsMessage(List<String> mobilePhones,String content) throws Exception{
logger.debug(DEBUG_PREFIX+"current time is:"+DateUtil.format(new Date(), "yyyy-MM-dd HH:mm:ss")+",getSendMessage begin");
logger.info(INFO_PREFIX+"current time is:"+DateUtil.format(new Date(), "yyyy-MM-dd HH:mm:ss")+",getSendMessage begin");
try{
//从配置文件中读取发送短信的参数
String username = ResourceUtil.getConf("sms.message.username");
String password = ResourceUtil.getConf("sms.message.password");
String messageUrl = ResourceUtil.getConf("sms.message.get.url");
StringBuffer sb = new StringBuffer(messageUrl);
sb.append("username="+username);
String passwordN = md5(username+md5(password));
sb.append("&password="+passwordN);
sb.append("&mobile=");
for(String mp:mobilePhones){
sb.append(mp+",");
}
//去掉最后一个逗号
sb.deleteCharAt(sb.length() - 1);
sb.append("&content="+URLEncoder.encode(content,"utf-8"));
//打印最后拼接成的url
logger.info(INFO_PREFIX+"current time is:"+DateUtil.format(new Date(), "yyyy-MM-dd HH:mm:ss")+",get url is :"+sb.toString());
URL url = new URL(sb.toString());
URLConnection conn = url.openConnection();
conn.setRequestProperty("accept", "*/*");
conn.setRequestProperty("connection", "Keep-Alive");
conn.connect(); 
BufferedReader in = new BufferedReader(new InputStreamReader(url.openStream()));
String line = "";
String result = "";
while ((line=in.readLine())!=null){
result += line;
}
in.close();
logger.debug(DEBUG_PREFIX+"current time is:"+DateUtil.format(new Date(), "yyyy-MM-dd HH:mm:ss")+",getSendMessage end");
logger.info(INFO_PREFIX+"current time is:"+DateUtil.format(new Date(), "yyyy-MM-dd HH:mm:ss")+",getSendMessage end");
return result;
}catch(Exception e){
logger.error(ERROR_PREFIX+"execute getSendMessage occur error,the exception is:"+e);
throw e;
}
}


/**
* post方法发送短信
* 只发送普通短信
* List<String> mobilePhones电话号码
* String content短信内容
*/
public static Object postSendSmsMessage(List<String> mobilePhones,String content) throws Exception{
logger.debug(DEBUG_PREFIX+"current time is:"+DateUtil.format(new Date(), "yyyy-MM-dd HH:mm:ss")+",postSendMessage begin");
logger.info(INFO_PREFIX+"current time is:"+DateUtil.format(new Date(), "yyyy-MM-dd HH:mm:ss")+",postSendMessage begin");
try {
//从配置文件中读取发送短信的参数
String username = ResourceUtil.getConf("sms.message.username");
String password = ResourceUtil.getConf("sms.message.password");
String messageUrl = ResourceUtil.getConf("sms.message.post.url");
PrintWriter out = null;
URL url = new URL(messageUrl);
StringBuffer params = new StringBuffer();
params.append("username="+username);
String passwordN = md5(username+md5(password));
params.append("&password="+passwordN);
params.append("&mobile=");
for(String mp:mobilePhones){
params.append(mp+",");
}
//去掉最后一个逗号
params.deleteCharAt(params.length() - 1);
params.append("&content="+URLEncoder.encode(content,"utf-8"));
URLConnection conn = url.openConnection();
conn.setRequestProperty("accept", "*/*");
conn.setRequestProperty("connection", "Keep-Alive");
conn.setDoOutput(true);
conn.setDoInput(true);
out = new PrintWriter(conn.getOutputStream());
out.print(params);
out.flush(); 
BufferedReader in = new BufferedReader(new InputStreamReader(conn.getInputStream(), "utf-8"));
String line = "";
String result = "";
while ((line=in.readLine())!=null){
result += line;
}
out.close();
in.close();
logger.debug(DEBUG_PREFIX+"current time is:"+DateUtil.format(new Date(), "yyyy-MM-dd HH:mm:ss")+",postSendMessage end");
logger.info(INFO_PREFIX+"current time is:"+DateUtil.format(new Date(), "yyyy-MM-dd HH:mm:ss")+",postSendMessage end");
return result;
} catch (Exception e) {
logger.error(ERROR_PREFIX+"execute postSendMessage occur error,the exception is:"+e);
throw e;
}

public static void main(String[] args) {
}
}