usermanager.java

基于java的图文报表系统的设计与实现,报表的生成一直是企业级应用系统开发时专案人员所面临的严峻课题.同时也是信息化系统中重要的一环。优秀的报表工具以实现将数据转化为信息.为决策提供良好的依据.为信息

package manager;

import java.sql.Connection;
import java.util.List;

import org.apache.commons.dbutils.QueryRunner;
import org.apache.commons.dbutils.ResultSetHandler;
import org.apache.commons.dbutils.handlers.BeanHandler;
import org.apache.commons.dbutils.handlers.BeanListHandler;

import pojo.UserBean;
import dbmaster.DbMaster;

public class UserManager {
	QueryRunner run = new QueryRunner();

	ResultSetHandler rsh = null;

	public List getUsers(String username) {
		Connection con = null;
		List list = null;
		try {
			con = DbMaster.createConn();

			String sql = "select * from userTable where username like '%"
					+ username + "%' and purview <> '1'";
			if (username.trim().length() == 0) {
				sql = "select * from userTable where purview <> '1'";
			}

			rsh = new BeanListHandler(UserBean.class);
			list = (List) run.query(con, sql, rsh);
		} catch (Exception e) {
			System.out.println("getUsers-->" + e);
		} finally {
			try {
				if (con != null) {
					con.close();
				}
			} catch (Exception e1) {
				System.out.println("getUsers-->" + e1);
			}
		}
		return list;
	}

	public UserBean getUserBeanByName(String username) {

		Connection con = null;
		UserBean userBean = new UserBean();
		try {
			con = DbMaster.createConn();

			String sql = "select * from yhb where yhxm like '"
					+ username + "'";

			rsh = new BeanHandler(UserBean.class);
			userBean = (UserBean) run.query(con, sql, rsh);

		} catch (Exception e) {
			System.out.println("getUserBeanByName-->" + e);
		} finally {
			try {
				if (con != null) {
					con.close();
				}
			} catch (Exception e1) {
				System.out.println("getUserBeanByName-->" + e1);
			}
		}
		return userBean;
	}

	public int delUser(String username) {
		int i = 0;
		Connection con = null;
		try {
			con = DbMaster.createConn();

			String sql = "delete from userTable where username like '"
					+ username + "'";
			System.out.println("i = run.update(con, sql)====qian===>"+sql);
			i = run.update(con, sql);
			System.out.println("i = run.update(con, sql)====hou===>"+i);
		} catch (Exception e) {
			System.out.println("delUser  ->" + e);
		} finally {
			try {
				if (con != null) {
					con.close();
				}
			} catch (Exception e2) {
				System.out.println(e2);
			}

		}
		return i;
	}
}