1.創建maven項目。
選擇本地安裝的maven和對應的setting.xml。
如果沒有配置archetypeCatalog這個參數,在maven生成骨架的時候將會非常慢,有時候直接卡住。archetypeCatalog表示插件使用的archetype元數據,不加這個參數時默認爲remote,local,即中央倉庫archetype元數據,由於中央倉庫的archetype太多了所以導致很慢,指定internal來表示僅使用內部元數據。
2.pom.xml添加依賴
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-webmvc
</artifactId>
<version>5.0.8.RELEASE</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-jdbc</artifactId>
<version>5.0.8.RELEASE</version>
</dependency>
<dependency>
<groupId>org.aspectj</groupId>
<artifactId>aspectjrt</artifactId>
<version>1.8.12</version>
</dependency>
<dependency>
<groupId>org.aspectj</groupId>
<artifactId>aspectjweaver</artifactId>
<version>1.8.12</version>
</dependency>
<dependency>
<groupId>mysql</groupId>
<artifactId>mysql-connector-java</artifactId>
<version>5.1.27</version>
</dependency>
<dependency>
<groupId>com.alibaba</groupId>
<artifactId>druid</artifactId>
<version>1.1.10</version>
</dependency>
3.在main文件夾下創建java、resources文件夾
將java文件夾設置爲Source Root
將resources文件夾設置爲Resources Root
4.在java下創建項目的結構
5.在resources文件夾下創建applicationContext.xml文件:配置包掃描
<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns:context="http://www.springframework.org/schema/context"
xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context.xsd">
<context:component-scan base-package="com.cxb.ssm" use-default-filters="true">
<context:exclude-filter type="annotation" expression="org.springframework.stereotype.Controller"></context:exclude-filter>
</context:component-scan>
</beans>
同上創建spring-servlet.xml
<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns:context="http://www.springframework.org/schema/context"
xmlns:mvc="http://www.springframework.org/schema/mvc"
xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context.xsd http://www.springframework.org/schema/mvc http://www.springframework.org/schema/mvc/spring-mvc.xsd">
<context:component-scan base-package="com.cxb.ssm" use-default-filters="false">
<context:include-filter type="annotation" expression="org.springframework.stereotype.Controller"></context:include-filter>
</context:component-scan>
<mvc:annotation-driven/>
</beans>
接下來配置web.xml
<?xml version="1.0" encoding="UTF-8"?>
<web-app xmlns="http://xmlns.jcp.org/xml/ns/javaee"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/javaee http://xmlns.jcp.org/xml/ns/javaee/web-app_4_0.xsd"
version="4.0">
<context-param>
<param-name>contextConfigLocation</param-name>
<param-value>classpath:applicationContext.xml</param-value>
</context-param>
<listener>
<listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
</listener>
<servlet>
<servlet-name>springmvc</servlet-name>
<servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
<init-param>
<param-name>contextConfigLocation</param-name>
<param-value>classpath:spring-servlet.xml</param-value>
</init-param>
</servlet>
<servlet-mapping>
<servlet-name>springmvc</servlet-name>
<url-pattern>/</url-pattern>
</servlet-mapping>
</web-app>
6.創建HelloService,返回字符串,暫未連接數據庫。
package com.cxb.ssm.service;
import org.springframework.stereotype.Service;
@Service
public class HelloService {
public String hello(){
return "hello springMvc!";
}
}
7.創建HelloController
package com.cxb.ssm.controller;
import com.cxb.ssm.service.HelloService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
@RestController
public class HelloController {
@Autowired
HelloService helloService;
@RequestMapping("/hello")
public String hello(){
return helloService.hello();
}
}
8.配置tomcat項目
9.配置完成,啓動項目
啓動成功會有下面的頁面出現,這就是index.jsp
測試訪問helloController http://localhost:8081/ssm_war/hello
自此spring、springmvc配置完成。
**********************************************************************************************************************************
整合jsp
**********************************************************************************************************************************
10.在pom.xml中導入jsp依賴
<!--jsp-->
<dependency>
<groupId>javax.servlet</groupId>
<artifactId>javax.servlet-api</artifactId>
<version>4.0.1</version>
</dependency>
<dependency>
<groupId>javax.servlet.jsp</groupId>
<artifactId>javax.servlet.jsp-api</artifactId>
<version>2.3.1</version>
</dependency>
<dependency>
<groupId>jstl</groupId>
<artifactId>jstl</artifactId>
<version>1.2</version>
</dependency>
11.在spring-servlet.xml中配置視圖
<!--配置jsp-->
<bean class="org.springframework.web.servlet.view.InternalResourceViewResolver">
<property name="prefix" value="/WEB-INF/jsp/"></property>
<property name="suffix" value=".jsp"></property>
<property name="viewClass" value="org.springframework.web.servlet.view.JstlView">
</property>
</bean>
12.在web.xml中配置一下過濾器
<!--配置過濾器-->
<filter>
<filter-name>encodingFilter</filter-name>
<filter-class>org.springframework.web.filter.CharacterEncodingFilter</filter-class>
<init-param>
<param-name>encoding</param-name>
<param-value>UTF-8</param-value>
</init-param>
<init-param>
<param-name>forceRequestEcoding</param-name>
<param-value>true</param-value>
</init-param>
<init-param>
<param-name>forceResponseEconding</param-name>
<param-value>true</param-value>
</init-param>
</filter>
<filter-mapping>
<filter-name>encodingFilter</filter-name>
<url-pattern>/*</url-pattern>
</filter-mapping>
13.創建IndexController
package com.cxb.ssm.controller;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
@Controller
public class IndexController {
@RequestMapping("/helloJsp")
public String index(){
return "hello";
}
}
14.在jsp文件夾下創建hello.jsp
<html>
<body>
<h2>Hello JSP!</h2>
</body>
</html>
15.重啓項目訪問
http://localhost:8081/ssm_war/helloJsp
JSP整合成功!
*****************************************************************************************************
整合Mybatis
*****************************************************************************************************
16.在pom.xml中添加mybaties依賴
<!--mybaties-->
<dependency>
<groupId>org.mybatis</groupId>
<artifactId>mybatis</artifactId>
<version>3.4.6</version>
</dependency>
<dependency>
<groupId>org.mybatis</groupId>
<artifactId>mybatis-spring</artifactId>
<version>1.3.2</version>
</dependency>
17.創建db.properties
url=jdbc:mysql://localhost:3306/ssm?useUnicode=true&characterEncoding=utf8&characterSetResults=utf8
username=root
password=123456
driverClassName=com.mysql.jdbc.Driver
filters=stat
maxActive=20
initialSize=1
maxWait=60000
minIdle=10
maxIdle=15
timeBetweenEvictionRunsMillis=60000
minEvictableIdleTimeMillis=300000
validationQuery=SELECT 'x'
testWhileIdle=true
testOnBorrow=false
testOnReturn=false
maxOpenPreparedStatements=20
removeAbandoned=true
removeAbandonedTimeout=1800
logAbandoned=true
18.在applicationContext中配置連接池、事務、mybaties
<!-- 配置連接池 -->
<!-- 讀取參數配置 -->
<bean id="propertyConfigurer" class="org.springframework.beans.factory.config.PropertyPlaceholderConfigurer">
<property name="locations">
<list>
<value>classpath:db.properties</value>
</list>
</property>
</bean>
<bean id="dataSource" class="com.alibaba.druid.pool.DruidDataSource" destroy-method="close">
<!-- 數據庫基本信息配置 -->
<property name="url" value="${url}"/>
<property name="username" value="${username}"/>
<property name="password" value="${password}"/>
<property name="driverClassName" value="${driverClassName}"/>
<property name="filters" value="${filters}"/>
<!-- 最大併發連接數 -->
<property name="maxActive" value="${maxActive}"/>
<!-- 初始化連接數量 -->
<property name="initialSize" value="${initialSize}"/>
<!-- 配置獲取連接等待超時的時間 -->
<property name="maxWait" value="${maxWait}"/>
<!-- 最小空閒連接數 -->
<property name="minIdle" value="${minIdle}"/>
<!-- 配置間隔多久才進行一次檢測,檢測需要關閉的空閒連接,單位是毫秒 -->
<property name="timeBetweenEvictionRunsMillis" value="${timeBetweenEvictionRunsMillis}"/>
<!-- 配置一個連接在池中最小生存的時間,單位是毫秒 -->
<property name="minEvictableIdleTimeMillis" value="${minEvictableIdleTimeMillis}"/>
<property name="validationQuery" value="${validationQuery}"/>
<property name="testWhileIdle" value="${testWhileIdle}"/>
<property name="testOnBorrow" value="${testOnBorrow}"/>
<property name="testOnReturn" value="${testOnReturn}"/>
<property name="maxOpenPreparedStatements" value="${maxOpenPreparedStatements}"/>
<!-- 打開removeAbandoned功能 -->
<property name="removeAbandoned" value="${removeAbandoned}"/>
<!-- 1800秒,也就是30分鐘 -->
<property name="removeAbandonedTimeout" value="${removeAbandonedTimeout}"/>
<!-- 關閉abanded連接時輸出錯誤日誌 -->
<property name="logAbandoned" value="${logAbandoned}"/>
</bean>
<!--配置事務-->
<bean class="org.springframework.jdbc.datasource.DataSourceTransactionManager" id="transactionManager">
<property name="dataSource" ref="dataSource"></property>
</bean>
<tx:advice id="txAdvice" transaction-manager="transactionManager">
<tx:attributes>
<tx:method name="add*"></tx:method>
<tx:method name="insert*"></tx:method>
<tx:method name="update*"></tx:method>
<tx:method name="delete*"></tx:method>
</tx:attributes>
</tx:advice>
<aop:config>
<aop:pointcut id="pc" expression="execution(* com.cxb.ssm.service.*.*(..))"></aop:pointcut>
<aop:advisor advice-ref="txAdvice" pointcut-ref="pc"></aop:advisor>
</aop:config>
<!--配置mybatis-->
<bean class="org.mybatis.spring.SqlSessionFactoryBean" id="sessionFactoryBean">
<property name="dataSource" ref="dataSource"></property>
<property name="mapperLocations">
<list>
<value>classpath*:/mybaties/*/*.xml</value>
</list>
</property>
<property name="typeAliasesPackage" value="com.cxb.ssm.vo">
</property>
</bean>
<!--配置mapper的掃描包-->
<bean class="org.mybatis.spring.mapper.MapperScannerConfigurer">
<property name="basePackage" value="com.cxb.ssm.dao"></property>
<property name="sqlSessionFactoryBeanName" value="sessionFactoryBean"></property>
</bean>
19.創建ssm數據庫
-- --------------------------------------------------------
-- 主機: 127.0.0.1
-- 服務器版本: 5.6.40 - MySQL Community Server (GPL)
-- 服務器操作系統: Win64
-- HeidiSQL 版本: 8.2.0.4675
-- --------------------------------------------------------
/*!40101 SET @OLD_CHARACTER_SET_CLIENT=@@CHARACTER_SET_CLIENT */;
/*!40101 SET NAMES utf8 */;
/*!40014 SET @OLD_FOREIGN_KEY_CHECKS=@@FOREIGN_KEY_CHECKS, FOREIGN_KEY_CHECKS=0 */;
/*!40101 SET @OLD_SQL_MODE=@@SQL_MODE, SQL_MODE='NO_AUTO_VALUE_ON_ZERO' */;
-- 導出 ssm 的數據庫結構
CREATE DATABASE IF NOT EXISTS `ssm` /*!40100 DEFAULT CHARACTER SET utf8 */;
USE `ssm`;
-- 導出 表 ssm.book 結構
CREATE TABLE IF NOT EXISTS `book` (
`id` int(11) NOT NULL AUTO_INCREMENT COMMENT '圖書ID',
`name` varchar(100) NOT NULL COMMENT '圖書名稱',
`stock` int(11) NOT NULL COMMENT '館藏數量',
`remark` varchar(50) DEFAULT NULL COMMENT '備註',
PRIMARY KEY (`id`)
) ENGINE=InnoDB AUTO_INCREMENT=1004 DEFAULT CHARSET=utf8 COMMENT='圖書表';
-- 正在導出表 ssm.book 的數據:~1 rows (大約)
DELETE FROM `book`;
/*!40000 ALTER TABLE `book` DISABLE KEYS */;
INSERT INTO `book` (`id`, `name`, `stock`, `remark`) VALUES
(1001, '數據庫設計', 100, '人民出版社'),
(1002, '面向對象程序設計', 260, '重慶出版社'),
(1003, '高併發的處理', 500, '忠縣出版社');
/*!40000 ALTER TABLE `book` ENABLE KEYS */;
/*!40101 SET SQL_MODE=IFNULL(@OLD_SQL_MODE, '') */;
/*!40014 SET FOREIGN_KEY_CHECKS=IF(@OLD_FOREIGN_KEY_CHECKS IS NULL, 1, @OLD_FOREIGN_KEY_CHECKS) */;
/*!40101 SET CHARACTER_SET_CLIENT=@OLD_CHARACTER_SET_CLIENT */;
20.創建Book相關的,實現數據庫的查詢與頁面數據的渲染
Book:
package com.cxb.ssm.vo;
public class Book {
private Integer id;
private String name;
private Integer stock;
private String remark;
public Integer getId() {
return id;
}
public void setId(Integer id) {
this.id = id;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public Integer getStock() {
return stock;
}
public void setStock(Integer stock) {
this.stock = stock;
}
public String getRemark() {
return remark;
}
public void setRemark(String remark) {
this.remark = remark;
}
@Override
public String toString() {
return "Book{" +
"id=" + id +
", name='" + name + '\'' +
", stock=" + stock +
", remark='" + remark + '\'' +
'}';
}
}
BookMapper:
package com.cxb.ssm.dao;
import com.cxb.ssm.vo.Book;
import java.util.List;
public interface BookMapper {
List<Book> getAllBook();
}
BookService:
package com.cxb.ssm.service;
import com.cxb.ssm.vo.Book;
import java.util.List;
public interface BookService {
List<Book> getAllBook();
}
BookServiceImpl:
package com.cxb.ssm.service.impl;
import com.cxb.ssm.dao.BookMapper;
import com.cxb.ssm.service.BookService;
import com.cxb.ssm.vo.Book;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import java.util.List;
@Service
public class BookServiceImpl implements BookService {
@Autowired
private BookMapper bookMapper;
@Override
public List<Book> getAllBook() {
return bookMapper.getAllBook();
}
}
BookController:
package com.cxb.ssm.controller;
import com.cxb.ssm.service.BookService;
import com.cxb.ssm.vo.Book;
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 java.util.List;
@Controller
public class BookController {
@Autowired
private BookService bookService;
@RequestMapping("/getAllBook")
public String getAllBook(Model mod){
List<Book> books = bookService.getAllBook();
mod.addAttribute("books",books);
return "book";
}
}
bookMapping.xml:
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
<mapper namespace="com.cxb.ssm.dao.BookMapper">
<select id="getAllBook" resultType="com.cxb.ssm.vo.Book">
select * from book;
</select>
</mapper>
book.jsp:
<%@ page language="java" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8"%>
<%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core"%>
<%@ taglib prefix="fmt" uri="http://java.sun.com/jsp/jstl/fmt"%>
<html>
<head>
<title>Book List</title>
</head>
<body>
<table style="margin-top:5px;">
<thead>
<tr>
<th class="center">庫存</th>
<th class="center">名稱</th>
<th class="center">備註</th>
</tr>
</thead>
<tbody>
<!-- 開始循環 -->
<c:forEach items="${books}" var="book" varStatus="vs">
<tr>
<td class='center' style="width: 30px;">${book.stock}</td>
<td class='center'>${book.name}</td>
<td class='center'>${book.remark}</td>
</tr>
</c:forEach>
</tbody>
</table>
</body>
</html>
21.啓動項目,測試
http://localhost:8081/ssm_war/getAllBook
數據查詢成功,自此spring、springmvc、mybatis、jsp整合完成!