Spring+MongoDB实现登录注册功能

Spring+MongoDB实现登录注册功能

本文实例为大家分享了Spring，Spring MVC，MongoDB实现登录注册 的具体代码，供大家参考，具体内容如下

工程目录：

Spring配置文件：

xmlns:xsi="http://w3.org/2001/XMLSchema-instance"

xmlns:context="http://springframework.org/schema/context"

xmlns:mongo="http://springframework.org/schema/data/mongo"

xsi:schemaLocation="http://springframework.org/schema/context

http://springframework.org/schema/context/spring-context-3.0.xsd

http://springframework.org/schema/data/mongo

http://springframework.org/schema/data/mongo/spring-mongo-1.0.xsd

http://springframework.org/schema/beans

http://springframework.org/schema/beans/spring-beans-3.0.xsd">

class="org.springframework.web.servlet.mvc.annotation.DefaultAnnotationHandlerMapping" />

class="org.springframework.web.servlet.view.InternalResourceViewResolver">

xmlns:xsi="http://w3.org/2001/XMLSchema-instance"

xmlns:context="http://springframework.org/schema/context"

xmlns:mongo="http://springframework.org/schema/data/mongo"

xsi:schemaLocation="http://springframework.org/schema/context

http://springframework.org/schema/context/spring-context-3.0.xsd

http://springframework.org/schema/data/mongo

http://springframework.org/schema/data/mongo/spring-mongo-1.0.xsd

http://springframework.org/schema/beans

http://springframework.org/schema/beans/spring-beans-3.0.xsd">

class="org.springframework.web.servlet.mvc.annotation.DefaultAnnotationHandlerMapping" />

class="org.springframework.web.servlet.view.InternalResourceViewResolver">

class="org.springframework.web.servlet.mvc.annotation.DefaultAnnotationHandlerMapping" />

class="org.springframework.web.servlet.view.InternalResourceViewResolver">

class="org.springframework.web.servlet.view.InternalResourceViewResolver">

Web.xml:

xmlns="http://java.sun.com/xml/ns/javaee"

xmlns:xsi="http://w3.org/2001/XMLSchema-instance"

xsi:schemaLocation="http://java.sun.com/xml/ns/javaee

http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd">

login.jsp

spring

org.springframework.web.servlet.DispatcherServlet

contextConfigLocation

classpath:applicationContext.xml

spring

/

encoding

org.springframework.web.filter.CharacterEncodingFilter

encoding

UTF-8

encoding

*.do

xmlns="http://java.sun.com/xml/ns/javaee"

xmlns:xsi="http://w3.org/2001/XMLSchema-instance"

xsi:schemaLocation="http://java.sun.com/xml/ns/javaee

http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd">

login.jsp

spring

org.springframework.web.servlet.DispatcherServlet

contextConfigLocation

classpath:applicationContext.xml

spring

/

encoding

org.springframework.web.filter.CharacterEncodingFilter

encoding

UTF-8

encoding

*.do

Model层：

package com.model;

import org.springframework.data.annotation.Id;

import org.springframework.data.document.mongodb.mapping.Document;

@Document(collection = "p3")

public class User {

@Id

String name;

String password;

public String getName() {

return name;

}

public void setName(String name) {

this.name = name;

}

public String getPassword() {

return password;

}

public void setPassword(String password) {

this.password = password;

}

}

UserDao:

package com.userdao;

import com.model.User;

public interface UserDao {

public void insert(User user);

public boolean find(String name,String password);

public void save(User user);

}

UserDaoImpl:

package com.userdaoimpl;

import org.springframework.beans.factory.annotation.Autowired;

import org.springframework.data.document.mongodb.MongoTemplate;

import org.springframework.data.document.mongodb.query.Criteria;

import org.springframework.data.document.mongodb.query.Query;

import com.model.User;

importhttp:// com.userdao.UserDao;

public class UserDaoImpl implements UserDao{

@Autowired

MongoTemplate mongoTemplate;

@Override

public void insert(User user) {

getMongoTemplate().insert(user);

}

@Override

public boolean find(String name, String password) {

Criteria criteria=Criteria.where("name").is(name).and("password").in(password);

User user = getMongoTemplate().findOne(new Query(criteria), User.class);

if (user==null) {

return false;

}

return true;

}

@Override

public void save(User user) {

getMongoTemplate().save(user);

}

public MongoTemplate getMongoTemplate() {

return mongoTemplate;

}

public void setMongoTemplate(MongoTemplate mongoTemplate) {

this.mongoTemplate = mongoTemplate;

}

}

LoginController:

package com.controller;

import org.springframework.beans.factory.annotation.Autowired;

import org.springframework.stereotype.Controller;

import org.springframework.ui.Model;

import org.springframework.web.bind.annotation.RequestMapping;

import com.userdaoimpl.UserDaoImpl;

@Controller

public class LoginController {

@Autowired

UserDaoImpl userDaoImpl;

@RequestMapping("/login")

public String login(String name,String password,Model model) {

boolean rs = userDaoImpl.find(name, password);

if (rs==true) {

return "index";

}

return "erro";

}

public UserDaoImpl getUserDaoImpl() {

return userDaoImpl;

}

public void setUserDaoImpl(UserDaoImpl userDaoImpl) {

this.userDaoImpl = userDaoImpl;

}

}

RegisterController:

package com.controller;

import org.springframework.beans.factory.annotation.Autowired;

import org.springframework.stereotype.Controller;

import org.springframework.ui.Model;

import org.springframework.web.bind.annotation.RequestMapping;

import com.model.User;

import com.userdaoimpl.UserDaoImpl;

@Controller

public class RegisterController {

@Autowired

UserDaoImpl userDaoImpl;

@RequestMapping("/register")

public String register(String name,String password,Model model) {

User user = new User();

user.setName(name);

user.sehttp://tPassword(password);

userDaoImpl.save(user);

return "login";

}

public UserDaoImpl getUserDaoImpl() {

return userDaoImpl;

}

public void setUserDaoImpl(UserDaoImpl userDaoImpl) {

this.userDaoImpl = userDaoImpl;

}

}

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