Spring 유효성 체크

dispatcher-servlet.xml

	
	
	
	
	
		
		
	
	
	
	
	 
	 	
	 		message.validation
	 	
	 
	

madvirus.spring.chap06.validator/MemberInfoValidator.java

package madvirus.spring.chap06.validator;

import madvirus.spring.chap06.model.Address;
import madvirus.spring.chap06.model.MemberInfo;

import org.springframework.validation.Errors;
import org.springframework.validation.Validator;

public class MemberInfoValidator implements Validator {

	@Override
	public boolean supports(Class clazz) {
		return MemberInfo.class.isAssignableFrom(clazz);
	}

	@Override
	public void validate(Object target, Errors errors) {
		MemberInfo memberInfo = (MemberInfo) target;
		if(memberInfo.getId() == null || memberInfo.getId().trim().isEmpty()){
			errors.rejectValue("id","required");
		}
		if(memberInfo.getName() == null || memberInfo.getName().trim().isEmpty()){
			errors.rejectValue("name","required");
		}
		Address address =memberInfo.getAddress();
		if(address == null){
			errors.rejectValue("address","required");
		}
		if(address != null){
			errors.pushNestedPath("address");
			try{
				if(address.getZipcode() == null || address.getZipcode().trim().isEmpty()){
					errors.rejectValue("zipcode","required");
				}
				if(address.getAddress1() == null || address.getAddress1().trim().isEmpty()){
					errors.rejectValue("address1","required");
				}

			}finally{
				errors.popNestedPath();
			}
		}

	}
}

madvirus.spring.chap06.model/Address.java

package madvirus.spring.chap06.model;

public class Address {
	
	private String zipcode;
	private String address1;
	private String address2;
	
	public String getZipcode() {
		return zipcode;
	}
	public void setZipcode(String zipcode) {
		this.zipcode = zipcode;
	}
	public String getAddress1() {
		return address1;
	}
	public void setAddress1(String address1) {
		this.address1 = address1;
	}
	public String getAddress2() {
		return address2;
	}
	public void setAddress2(String address2) {
		this.address2 = address2;
	}
}

madvirus.spring.chap06.model/MemberInfo.java

package madvirus.spring.chap06.model;

public class MemberInfo {

	private String id;
	private String name;
	private Address address;

	public String getId() {
		return id;
	}
	public void setId(String id) {
		this.id = id;
	}
	public String getName() {
		return name;
	}
	public void setName(String name) {
		this.name = name;
	}
	public Address getAddress() {
		return address;
	}
	public void setAddress(Address address) {
		this.address = address;
	}	
}

message/validation.properties

required=필수항목입니다.
invalidIdOrPassword.loginCommand=아이디({0})와 암호가 일치하지 않습니다.
required.loginCommand.userId=사용자 아이디는 필수 항목입니다.
required.password=암호는 필수 항목입니다.
typeMisamatch.from=시작일 값 형식은 yyyy-MM-dd 여야 합니다
typeMisamatch.to=종료일 값 형식은 yyyy-MM-dd 여야 합니다.

madvirus.spring.chap06.controller/CreateAccountController.java

package madvirus.spring.chap06.controller;

import javax.servlet.http.HttpServletRequest;

import madvirus.spring.chap06.model.Address;
import madvirus.spring.chap06.model.MemberInfo;
import madvirus.spring.chap06.validator.MemberInfoValidator;

import org.springframework.stereotype.Controller;
import org.springframework.validation.BindingResult;
import org.springframework.web.bind.annotation.ModelAttribute;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;

@Controller
@RequestMapping("/account/create.do")
public class CreateAccountController {

	@ModelAttribute("command")
	public MemberInfo formBacking(HttpServletRequest request) {
		if (request.getMethod().equalsIgnoreCase("GET")) {
			MemberInfo mi = new MemberInfo();
			Address address = new Address();
			address.setZipcode(AutoDetectZipcode(request.getRemoteAddr()));

			mi.setAddress(address);
			return mi;
		} else {
			return new MemberInfo();
		}
	}

	private String AutoDetectZipcode(String remoteAddr) {
		return "000000";
	}

	@RequestMapping(method = RequestMethod.GET)
	public String form() {
		return "account/creationForm";
	}

	@RequestMapping(method = RequestMethod.POST)
	public String submit(@ModelAttribute("command") MemberInfo memberInfo,
			BindingResult result) {
		new MemberInfoValidator().validate(memberInfo, result);

		if (result.hasErrors()) {
			return "account/creationForm";
		}
		return "account/created";
	}
}

CreateAccountController

equalsIgnoreCase
대소문자 구별없이 조건 체크함 (영문만 가능함)

view/account/created.jsp

<%@ page language="java" contentType="text/html; charset=UTF-8"%>






계정 생성됨

 
아이디: ${command.id}
 
이름: ${command.name}
 
우편번호: ${command.address.zipcode}
 
주소: ${command.address.address1} ${command.address.address2}

view/account/creationForm.jsp 

<%@ page contentType="text/html; charset=UTF-8"%>
<%@ taglib uri="http://www.springframework.org/tags" prefix="spring"%>
<%@ taglib uri="http://www.springframework.org/tags/form" prefix="form"%>









	아이디: 
	
	

	이름: 
	
	

	우편번호: 
	
	

	주소1: 
	
	

	주소2: 
	
	

	

Spring에서 제공하는 커스텀 태그 사용

<spring:hasBindErrors name="command" />

<form:errors path="command" />
에러 처리를 할 수 있는 기본적인 셋팅