logonbo.java

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/* ====================================================================
 * $Id$
 * ====================================================================
 *  文件名    LogonBo.java
 *  机能名    
 *  履历      2005-1-28 dlxu 创建新文件  
 *           Copyright 2004 东南大学 All Rights Reserved
 * ====================================================================
 */
package cn.edu.seu.album.bo;

import org.apache.log4j.Category;
import org.apache.log4j.Logger;
import org.apache.struts.action.ActionMessage;
import org.apache.struts.action.ActionMessages;

import cn.edu.seu.album.common.PJBaseBo;
import cn.edu.seu.album.common.PJCondition;
import cn.edu.seu.album.common.PJException;
import cn.edu.seu.album.common.PJResult;
import cn.edu.seu.album.common.StringUtil;
import cn.edu.seu.album.dao.LogonDao;
import cn.edu.seu.album.model.LogonCondition;
import cn.edu.seu.album.model.LogonResult;
import cn.edu.seu.album.pojo.Person;

/**
 * <p> [概 要] </p>
 * <p> [详 细] </p>
 * <p> [备 考] 无。</p>
 *
 * @author dlxu
 * @version 1.0 2005-1-28
 * @since 1.0
 */
public final class LogonBo extends PJBaseBo {

    /**
     * 日志定义。
     */
    Category log = Logger.getInstance(LogonBo.class);

    /**
     * <p> [概 要] </p>
     * <p> [详 细] </p>
     * <p> [备 考] 无。</p>
     * @param condition
     * @param msgs
     * @return
     * @throws PJException
     * @see cn.edu.seu.album.common.PJBaseBo#doBiz(cn.edu.seu.album.common.PJCondition, org.apache.struts.action.ActionMessages)
     */
    public PJResult doBiz(PJCondition condition, ActionMessages errs)
            throws PJException {
        log.debug("doBiz开始");
        LogonCondition cond = (LogonCondition) condition;
        String userName = cond.getUserName();
        String password = cond.getPassword();

        if (StringUtil.isEmpty(userName)) {
            errs.add("userName", new ActionMessage("login.userName.empty"));
        }
        if (StringUtil.isEmpty(password)) {
            errs.add("password", new ActionMessage("login.password.empty"));
        }

        if (!errs.isEmpty()) {
            return null;
        }

        Person user = LogonDao.getInstance().getUserInfo(session, errs, cond);

        LogonResult rslt = new LogonResult();
        rslt.setUser(user);

        if (!errs.isEmpty()) {
            return null;
        }
        log.debug("doBiz结束");
        return rslt;
    }

}