package com.xdf.supermarket.util;

import java.io.UnsupportedEncodingException;
import java.text.SimpleDateFormat;
import java.util.Calendar;
import java.util.Date;

public class Tools {
	/**
	 * 把單引號變兩個單引號
	 */
	public static String dan(String str){
		if (str!=null){
			str = str.replaceAll("'","''");
		}
		return str;
	}
	/**
	 * get 方式編碼轉換 request.setCharacterEncoding("GBK")
	 */
	public static String toGBK(String str){
		if (str!=null){
			try {
				str = new String (str.getBytes("ISO-8859-1"),"GBK");
			} catch (UnsupportedEncodingException e) {
				e.printStackTrace();
			}
		}
		return str;
	}
	/**
	 * 得到今天日期
	 */
	public static String getDate(){
		SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
		return sdf.format(new Date());
	}
	
	/**
	 * 得到上午下午
	 */
	public static int getAmPm(){
		Calendar c = Calendar.getInstance();
		return c.get(Calendar.AM_PM);
	}
	
}