把前台的form表单提交内容封装成formbean，并对form中的文本框进行校验

package cn.domain;

import java.util.HashMap;
import java.util.Map;

import org.apache.commons.beanutils.locale.converters.DateLocaleConverter;

public class formbean {
?private String userName;
?private String nickName;
?private String mail;
?private String birthday;
?private String password;
?private String password2;

//可能各个文本框可能出现的文本错误封装到map集合中比较好取
?private Map errorsmap = new HashMap();

?public boolean confirm() {
??boolean isOk = true;
??if (userName == null && userName.trim().equals("")) {
???isOk = false;
???errorsmap.put("userName", "用户名不能是空");
??} else {
???if (!userName.matches("[a-zA-Z](3,8)")) {
????isOk = false;
????errorsmap.put("userName", "用户名为3-8位字母！");
???}
??}

??if (password == null && password.trim().equals("")) {
???isOk = false;
???errorsmap.put("password", "密码不能是空的");
??} else {
???if (!password.matches("\\d(3,8)")) {
????isOk = false;
????errorsmap.put("password", "密码必须是3-8位数字");
???}
??}
??if (password2 == null && password2.trim().equals("")) {
???isOk = false;
???errorsmap.put("password2", "重新密码不能是空的");
??} else {
???if (!password.matches("\\d(3,8)")) {
????isOk = false;
????errorsmap.put("password2", "密码必须是3-8位数字");
???}
??}
??if (password != password2) {
???isOk = false;
???errorsmap.put("password2", "两次输入的密码不一样");
??}

??if (mail == null && mail.trim().equals("")) {
???isOk = false;
???errorsmap.put("mail", "邮箱不能是空的");
??} else {
???if (!mail.matches("\\w+@\\w+(\\.\\w+)+")) {
????isOk = false;
????errorsmap.put("mail", "邮箱格式不正确");
???}
??}
??// 昵称是中文的，常用汉字范围是"[\u4e00-\u9fa5]+"
??if (nickName == null && nickName.trim().equals("")) {
???isOk = false;
???errorsmap.put("nickName", "昵称不能是空的！");
??} else {
???if (!mail.matches("[\u4e00-\u9fa5]+")) {
????isOk = false;
????errorsmap.put("nickName", "昵称必须是汉字");
???}
??}
??// 日期的格式必须是1990-12-15形式，使用
??if (nickName == null && nickName.trim().equals("")) {
???try {
????DateLocaleConverter dlc = new DateLocaleConverter();
????dlc.convert(this.birthday, "yyyy-MM-dd");
???} catch (Exception e) {
????isOk = false;
????errorsmap.put("birthday", "生日格式输入错误，1990-12-15形式");
???}
??}
??return isOk;
?}

?public String getUserName() {
??return userName;
?}

?public void setUserName(String userName) {
??this.userName = userName;
?}

?public String getNickName() {
??return nickName;
?}

?public void setNickName(String nickName) {
??this.nickName = nickName;
?}

?public String getMail() {
??return mail;
?}

?public void setMail(String mail) {
??this.mail = mail;
?}

?public String getBirthday() {
??return birthday;
?}

?public void setBirthday(String birthday) {
??this.birthday = birthday;
?}

?public String getPassword() {
??return password;
?}

?public void setPassword(String password) {
??this.password = password;
?}

?public String getPassword2() {
??return password2;
?}

?public void setPassword2(String password2) {
??this.password2 = password2;
?}

}