registnewuserbo.java

java电子相册一般网页里面实现图片切换的这个电子相册的代码

/* ====================================================================
 * $Id$
 * ====================================================================
 *  文件名    RegistNewUserBo.java
 *  机能名    
 *  履历      2005-1-30 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.RegistCheckDao;
import cn.edu.seu.album.dao.RegistNewUserDao;
import cn.edu.seu.album.model.RegistNewUserCondition;
import cn.edu.seu.album.model.RegistNewUserRslt;
import cn.edu.seu.album.pojo.Person;
import cn.edu.seu.album.web.RegistAction;

/**
 * <p> [概 要] </p>
 * <p> [详 细] </p>
 * <p> [备 考] 无。</p>
 *
 * @author dlxu
 * @version 1.0 2005-1-30
 * @since 1.0
 */
public final class RegistNewUserBo extends PJBaseBo {

    /**
     * 日志取得。
     */
    private static final Category log = Logger
            .getInstance(RegistNewUserBo.class);

    /**
     * <p> [概 要] </p>
     * <p> [详 细] </p>
     * <p> [备 考] 无。</p>
     * @param condition
     * @param errs
     * @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 {
        try {
            log.debug("doBiz开始");

            RegistNewUserCondition cond = (RegistNewUserCondition) condition;
            String userName = cond.getUserName();
            String password1 = cond.getPassword1();
            String password2 = cond.getPassword2();

            boolean isEmpty = false;
            if (StringUtil.isEmpty(userName)) {
                ActionMessage err = new ActionMessage("regist.userName.empty");
                errs.add(RegistAction.class.getName(), err);
                isEmpty = true;
            } else if (StringUtil.isEmpty(userName)) {
                ActionMessage err = new ActionMessage("regist.password1.empty");
                errs.add(RegistAction.class.getName(), err);
                isEmpty = true;
            } else if (StringUtil.isEmpty(userName)) {
                ActionMessage err = new ActionMessage("regist.password2.empty");
                errs.add(RegistAction.class.getName(), err);
                isEmpty = true;
            }

            if (isEmpty) {
                return null;
            }

            if (!password1.equals(password2)) {
                ActionMessage err = new ActionMessage(
                        "regist.password.not.match");
                errs.add(RegistAction.class.getName(), err);
                return null;
            }

            // 检查用户名是否有重复。
            boolean exists = RegistCheckDao.getInstance().chechUserExists(
                    session, userName);

            RegistNewUserRslt rslt = new RegistNewUserRslt();
            if (exists) {
                ActionMessage err = new ActionMessage("regist.have.user");
                errs.add(RegistAction.class.getName(), err);
            } else {
                Person person = RegistNewUserDao.getInstance().InsertPerson(
                        session, cond);
                rslt.setPerson(person);
            }
            log.debug("doBiz成功添加并结束");
            return rslt;
        } catch (Exception e) {
            log.warn(e);
            throw new PJException(e);
        }
    }

}