util.java

来自「中国联通短信通信协议」· Java 代码 · 共 37 行

package com.wireless.sms.unsoap.global;

import java.text.SimpleDateFormat;
import java.util.GregorianCalendar;
import java.util.TimeZone;

public class Util {
	private static int counter = 1;
	
	/**
	 * 该方法将生成符合McAfee协议建议的请求编号,编号格式为:yyMMddhhmiss????,协议建议:SPCode+时间戳(yyMMddHHmmss)+4自增号码
	 * @return
	 */
	public synchronized static String getOrderID(){
		String temp = String.valueOf(counter);
		int i=temp.length();
		for(;i<4;i++){
			temp="0"+temp;
		}
		if(counter>9000)
			counter =1;
		counter++;
		String orderID = getCurrentTime()+temp;
		return orderID;
	}
	/**
	 * 该方法将返回JVM当前时间，格式："yyMMddHHmmss"；
	 * @return
	 */
	public static String getCurrentTime(){
		SimpleDateFormat dateFormatter =new SimpleDateFormat("yyMMddHHmmss");
        GregorianCalendar gc=new GregorianCalendar(TimeZone.getDefault());
        String time = dateFormatter.format(gc.getTime());
        return time;
	}
}