TenpayUtil.java

package jframe.pay.wx.http.util;

import java.text.SimpleDateFormat;
import java.util.Date;

public class TenpayUtil {

	public static String toString(Object obj) {
		if (obj == null)
			return "";

		return obj.toString();
	}

	public static int toInt(Object obj) {
		int a = 0;
		try {
			if (obj != null)
				a = Integer.parseInt(obj.toString());
		} catch (Exception e) {

		}
		return a;
	}

	public static String getCurrTime() {
		Date now = new Date();
		SimpleDateFormat outFormat = new SimpleDateFormat("yyyyMMddHHmmss");
		String s = outFormat.format(now);
		return s;
	}

	public static String formatDate(Date date) {
		SimpleDateFormat formatter = new SimpleDateFormat("yyyyMMdd");
		String strDate = formatter.format(date);
		return strDate;
	}

	public static int buildRandom(int length) {
		int num = 1;
		double random = Math.random();
		if (random < 0.1) {
			random = random + 0.1;
		}
		for (int i = 0; i < length; i++) {
			num = num * 10;
		}
		return (int) ((random * num));
	}

//	public static String getCharacterEncoding(HttpServletRequest request,
//			HttpServletResponse response) {
//
//		if (null == request || null == response) {
//			return "gbk";
//		}
//
//		String enc = request.getCharacterEncoding();
//		if (null == enc || "".equals(enc)) {
//			enc = response.getCharacterEncoding();
//		}
//
//		if (null == enc || "".equals(enc)) {
//			enc = "gbk";
//		}
//
//		return enc;
//	}

	public static long getUnixTime(Date date) {
		if (null == date) {
			return 0;
		}

		return date.getTime() / 1000;
	}

	public static String date2String(Date date, String formatType) {
		SimpleDateFormat sdf = new SimpleDateFormat(formatType);
		return sdf.format(date);
	}

}