loadservlet.java

数据库的基本处理类

package com.neu.wrm.common;

import com.neu.wrm.xml.DigesterConfig;

import javax.servlet.ServletContext;
import javax.servlet.http.HttpServlet;

import com.neu.wrm.xml.QueriesConfig;

/**
 * @author liuyuguang
 * 
 * TODO To change the template for this generated type comment go to Window -
 * Preferences - Java - Code Style - Code Templates
 */
public class LoadServlet extends HttpServlet {
	QueriesConfig queries = new QueriesConfig();

	public void init() {
		ServletContext path = getServletContext();
		String xmlpath = "/WEB-INF/data/queries.xml";
		String str = path.getRealPath("/");
		load(str + xmlpath);

		getServletContext().setAttribute(Consts.QUERIES_CONFIG_KEY, queries);
	}

	/**
	 * @param servlet
	 * @param xmlpath
	 */
	private void load(String xmlpath) {
		DigesterConfig config = new DigesterConfig(xmlpath);
		try {
			queries = config.run();
		} catch (Exception ex) {
			System.out.println("init error");
			ex.printStackTrace();
		}

	}
}