parserequest.java

jsp + servlete + jdbc开的管理系统

/**
 * 
 */
package hbu.david.cmc.util;

import javax.servlet.http.HttpServletRequest;

/**
 * @author Administrator
 * 
 */
public class ParseRequest {

	/**
	 * 
	 */
	public ParseRequest() {
		// TODO Auto-generated constructor stub
	}
	/**
	 * 从request中获取整数
	 * @param request
	 * @param parseString
	 * @param defaultNum
	 * @return
	 */
	public static int parseInt(HttpServletRequest request, String parseString) {
		return Integer.parseInt(request.getParameter(parseString));
	}
	
	public static int parseInt(HttpServletRequest request, String parseString,
			int defaultNum) {
		int num;
		if (request.getParameter(parseString) == null) {
			num = defaultNum;
		} else {
			num = Integer.parseInt(request.getParameter(parseString));
		}
		return num;
	}
	

}