Java初级项目学习第二讲:Eclipse+Maven+SSM搭建项目

Eclipse+Maven+SSM搭建项目

使用eclipse搭建maven项目,搭配SSM框架整合。

一、准备资源

JDK:JDK1.8
Maven:Maven3.8.5
Tomcat:Tomcat8.5

二、架构准备

打开Eclipse,选择window–>preferences,配置JDK
Java初级项目学习第二讲:Eclipse+Maven+SSM搭建项目_第1张图片Java初级项目学习第二讲:Eclipse+Maven+SSM搭建项目_第2张图片Java初级项目学习第二讲:Eclipse+Maven+SSM搭建项目_第3张图片选择window–>preferences,配置Maven
Java初级项目学习第二讲:Eclipse+Maven+SSM搭建项目_第4张图片Java初级项目学习第二讲:Eclipse+Maven+SSM搭建项目_第5张图片Java初级项目学习第二讲:Eclipse+Maven+SSM搭建项目_第6张图片选择window–>preferences,配置Tomcat
Java初级项目学习第二讲:Eclipse+Maven+SSM搭建项目_第7张图片Java初级项目学习第二讲:Eclipse+Maven+SSM搭建项目_第8张图片Java初级项目学习第二讲:Eclipse+Maven+SSM搭建项目_第9张图片Java初级项目学习第二讲:Eclipse+Maven+SSM搭建项目_第10张图片

三、项目部署

打开Eclipse,File–>new–>other–>maven–>Maven project
Java初级项目学习第二讲:Eclipse+Maven+SSM搭建项目_第11张图片Java初级项目学习第二讲:Eclipse+Maven+SSM搭建项目_第12张图片Java初级项目学习第二讲:Eclipse+Maven+SSM搭建项目_第13张图片group Id:你的项目组(域名)
Artifact Id:项目名称

项目创建完成后,在项目上右键–>properties
Java初级项目学习第二讲:Eclipse+Maven+SSM搭建项目_第14张图片Java初级项目学习第二讲:Eclipse+Maven+SSM搭建项目_第15张图片将JDK和Tomcat支持加入项目中
Java初级项目学习第二讲:Eclipse+Maven+SSM搭建项目_第16张图片将项目设置的Java设置为1.8,将Dynamic Web Module设置为3.1

四、配置文件

项目结构
Java初级项目学习第二讲:Eclipse+Maven+SSM搭建项目_第17张图片注:项目报红叉是因为XML格式问题,项目可以正常运行
pom.xml

<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
	<modelVersion>4.0.0modelVersion>
	<groupId>com.qiyegroupId>
	<artifactId>qiyeartifactId>
	<packaging>warpackaging>
	<version>0.0.1-SNAPSHOTversion>
	<name>qiye Maven Webappname>
	<url>http://maven.apache.orgurl>
	<properties>
		
		<spring.version>4.0.2.RELEASEspring.version>
		
		<mybatis.version>3.2.6mybatis.version>
		
		<slf4j.version>1.7.7slf4j.version>
		<log4j.version>1.2.17log4j.version>
	properties>

	<dependencies>
		<dependency>
			<groupId>junitgroupId>
			<artifactId>junitartifactId>
			<version>3.8.1version>
			<scope>testscope>
		dependency>

		
		<dependency>
			<groupId>org.springframeworkgroupId>
			<artifactId>spring-coreartifactId>
			<version>${spring.version}version>
		dependency>
		<dependency>
			<groupId>org.springframeworkgroupId>
			<artifactId>spring-webartifactId>
			<version>${spring.version}version>
		dependency>
		<dependency>
			<groupId>org.springframeworkgroupId>
			<artifactId>spring-oxmartifactId>
			<version>${spring.version}version>
		dependency>
		<dependency>
			<groupId>org.springframeworkgroupId>
			<artifactId>spring-txartifactId>
			<version>${spring.version}version>
		dependency>

		<dependency>
			<groupId>org.springframeworkgroupId>
			<artifactId>spring-jdbcartifactId>
			<version>${spring.version}version>
		dependency>

		<dependency>
			<groupId>org.springframeworkgroupId>
			<artifactId>spring-webmvcartifactId>
			<version>${spring.version}version>
		dependency>
		<dependency>
			<groupId>org.springframeworkgroupId>
			<artifactId>spring-aopartifactId>
			<version>${spring.version}version>
		dependency>

		<dependency>
			<groupId>org.springframeworkgroupId>
			<artifactId>spring-context-supportartifactId>
			<version>${spring.version}version>
		dependency>

		<dependency>
			<groupId>org.springframeworkgroupId>
			<artifactId>spring-testartifactId>
			<version>${spring.version}version>
		dependency>
		<dependency>
			<groupId>org.mybatisgroupId>
			<artifactId>mybatisartifactId>
			<version>${mybatis.version}version>
		dependency>
		<dependency>
			<groupId>org.mybatisgroupId>
			<artifactId>mybatis-springartifactId>
			<version>1.2.2version>
		dependency>
		<dependency>
			<groupId>javaxgroupId>
			<artifactId>javaee-apiartifactId>
			<version>7.0version>
		dependency>
		<dependency>
			<groupId>mysqlgroupId>
			<artifactId>mysql-connector-javaartifactId>
			<version>5.1.30version>
		dependency>
		<dependency>
			<groupId>commons-dbcpgroupId>
			<artifactId>commons-dbcpartifactId>
			<version>1.2.2version>
		dependency>
		
		<dependency>
			<groupId>jstlgroupId>
			<artifactId>jstlartifactId>
			<version>1.2version>
		dependency>
		
		
		<dependency>
			<groupId>log4jgroupId>
			<artifactId>log4jartifactId>
			<version>${log4j.version}version>
		dependency>


		
		<dependency>
			<groupId>com.alibabagroupId>
			<artifactId>fastjsonartifactId>
			<version>1.1.41version>
		dependency>


		<dependency>
			<groupId>org.slf4jgroupId>
			<artifactId>slf4j-apiartifactId>
			<version>${slf4j.version}version>
		dependency>

		<dependency>
			<groupId>org.slf4jgroupId>
			<artifactId>slf4j-log4j12artifactId>
			<version>${slf4j.version}version>
		dependency>
		
		
		<dependency>
			<groupId>com.fasterxml.jackson.coregroupId>
			<artifactId>jackson-databindartifactId>
			<version>2.9.5version>
		dependency>
		<dependency>
			<groupId>com.fasterxml.jackson.coregroupId>
			<artifactId>jackson-annotationsartifactId>
			<version>2.9.5version>
		dependency>
		<dependency>
			<groupId>org.codehaus.jacksongroupId>
			<artifactId>jackson-mapper-aslartifactId>
			<version>1.9.13version>
		dependency>
		<dependency>
			<groupId>com.fasterxml.jackson.coregroupId>
			<artifactId>jackson-coreartifactId>
			<version>2.9.5version>
		dependency>
		

		
		<dependency>
			<groupId>commons-fileuploadgroupId>
			<artifactId>commons-fileuploadartifactId>
			<version>1.3.1version>
		dependency>
		<dependency>
			<groupId>commons-iogroupId>
			<artifactId>commons-ioartifactId>
			<version>2.4version>
		dependency>
		<dependency>
			<groupId>commons-codecgroupId>
			<artifactId>commons-codecartifactId>
			<version>1.9version>
		dependency>
	dependencies>


	<build>
		<finalName>qiyefinalName>
		
		<resources>
			<resource>
				<directory>src/main/javadirectory>
				<includes>
					<include>**/*.propertiesinclude>
					<include>**/*.xmlinclude>
				includes>
				<filtering>falsefiltering>
			resource>
			<resource>
				<directory>src/main/resourcesdirectory>
				<includes>
					<include>**/*.propertiesinclude>
					<include>**/*.xmlinclude>
				includes>
				<filtering>falsefiltering>
			resource>
		resources>

	build>
project>

jdbc.properties(需要根据自己数据库自行修改)

driver=com.mysql.jdbc.Driver
url=jdbc:mysql://127.0.0.1:3306/ssj
username=root
password=mysql

initialSize=0

maxActive=20

maxIdle=20

minIdle=1

maxWait=60000

log4j.properties

    log4j.rootLogger=INFO,Console,File  
    log4j.appender.Console=org.apache.log4j.ConsoleAppender  
    log4j.appender.Console.Target=System.out  
    log4j.appender.Console.layout = org.apache.log4j.PatternLayout  
    log4j.appender.Console.layout.ConversionPattern=[%c] - %m%n  
 
    log4j.appender.File = org.apache.log4j.RollingFileAppender  
    log4j.appender.File.File = D:/logs/ssm.log  
    log4j.appender.File.MaxFileSize = 10MB  
    log4j.appender.File.Threshold = ALL  
    log4j.appender.File.layout = org.apache.log4j.PatternLayout  
    log4j.appender.File.layout.ConversionPattern =[%p] [%d{yyyy-MM-dd HH:mm:ss}][%c]%m%n

mybatis-config.xml(配置Mybatis配置文件)


DOCTYPE configuration
  PUBLIC "-//mybatis.org//DTD Config 3.0//EN"
  "http://mybatis.org/dtd/mybatis-3-config.dtd">
    <configuration>
        
        <typeAliases>
            <package name="com.qiye.*.entity" />
        typeAliases>
    configuration>

spring-mvc.xml(springMVC配置文件)


<beans xmlns="http://www.springframework.org/schema/beans"
    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
    xmlns:p="http://www.springframework.org/schema/p"
    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-4.0.xsd    
                            http://www.springframework.org/schema/context    
                            http://www.springframework.org/schema/context/spring-context-4.0.xsd    
                            http://www.springframework.org/schema/mvc    
                            http://www.springframework.org/schema/mvc/spring-mvc-4.0.xsd">
    
    <context:component-scan
        base-package="com.qiye.*.controller" />
        
    
    <mvc:annotation-driven />
    
    
    <mvc:default-servlet-handler />
    
    
    <bean id="mappingJacksonHttpMessageConverter"
        class="org.springframework.http.converter.json.MappingJacksonHttpMessageConverter">
        <property name="supportedMediaTypes">
            <list>
                <value>text/html;charset=UTF-8value>
            list>
        property>
    bean>
    
    
    <bean
        class="org.springframework.web.servlet.mvc.annotation.AnnotationMethodHandlerAdapter">
        <property name="messageConverters">
            <list>
                <ref bean="mappingJacksonHttpMessageConverter" /> 
            list>
        property>
    bean>
    
    
    <bean
        class="org.springframework.web.servlet.view.InternalResourceViewResolver">
        
        <property name="prefix" value="/WEB-INF/jsp/" />
        <property name="suffix" value=".jsp" />
    bean>
    
    
    <bean id="multipartResolver"
        class="org.springframework.web.multipart.commons.CommonsMultipartResolver">
        
        <property name="defaultEncoding" value="utf-8" />
        
        <property name="maxUploadSize" value="10485760000" />
        
        <property name="maxInMemorySize" value="40960" />
    bean>
beans>

spring-mybatis.xml(spring配置Mybatis文件)


     <beans xmlns="http://www.springframework.org/schema/beans"  
        xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:p="http://www.springframework.org/schema/p"  
        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-4.0.xsd    
                            http://www.springframework.org/schema/context    
                            http://www.springframework.org/schema/context/spring-context-4.0.xsd    
                            http://www.springframework.org/schema/mvc    
                            http://www.springframework.org/schema/mvc/spring-mvc-4.0.xsd"> 
        
        <context:component-scan base-package="com.qiye.*" /> 
         
         <bean id="propertyConfigurer"  
            class="org.springframework.beans.factory.config.PropertyPlaceholderConfigurer">  
            <property name="location" value="classpath:jdbc.properties" />  
        bean>  
        
        <bean id="dataSource" class="org.apache.commons.dbcp.BasicDataSource"  
            destroy-method="close">  
            <property name="driverClassName" value="${driver}" />  
            <property name="url" value="${url}" />  
            <property name="username" value="${username}" />  
            <property name="password" value="${password}" />  
              
            <property name="initialSize" value="${initialSize}">property>  
              
            <property name="maxActive" value="${maxActive}">property>  
              
            <property name="maxIdle" value="${maxIdle}">property>  
              
            <property name="minIdle" value="${minIdle}">property>  
              
            <property name="maxWait" value="${maxWait}">property>  
        bean>
        
           
        <bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean">  
            <property name="dataSource" ref="dataSource" />  
              
            <property name="mapperLocations" value="classpath*:com/qiye/*/dao/*.xml">property> 
            <property name="configLocation" value="classpath:mybatis-config.xml">property> 
        bean>  
        
          
        <bean class="org.mybatis.spring.mapper.MapperScannerConfigurer">  
            <property name="basePackage" value="com.qiye.*.dao" />  
            <property name="sqlSessionFactoryBeanName" value="sqlSessionFactory">property>  
        bean>  
        
          
        <bean id="transactionManager"  
            class="org.springframework.jdbc.datasource.DataSourceTransactionManager">  
            <property name="dataSource" ref="dataSource" />  
        bean>  
    beans>

web.xml


<web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
    xmlns="http://java.sun.com/xml/ns/javaee"
    xsi:schemaLocation="http://JAVA.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd"
    version="3.0">
    <display-name>Archetype Created Web Applicationdisplay-name>
    
    <context-param>
        <param-name>contextConfigLocationparam-name>
        <param-value>classpath:spring-mybatis.xmlparam-value>
    context-param>
    
    <filter>
        <filter-name>encodingFilterfilter-name>
        <filter-class>org.springframework.web.filter.CharacterEncodingFilterfilter-class>
        <async-supported>trueasync-supported>
        <init-param>
            <param-name>encodingparam-name>
            <param-value>UTF-8param-value>
        init-param>
    filter>
    
    <filter-mapping>
        <filter-name>encodingFilterfilter-name>
        <url-pattern>/*url-pattern>
    filter-mapping>
    
    
    <listener>
        <listener-class>org.springframework.web.context.ContextLoaderListenerlistener-class>
    listener>
    
    
    <listener>
        <listener-class>org.springframework.web.util.IntrospectorCleanupListenerlistener-class>
    listener>
    
    
    <servlet>
        <servlet-name>SpringMVCservlet-name>
        <servlet-class>org.springframework.web.servlet.DispatcherServletservlet-class>
        <init-param>
            <param-name>contextConfigLocationparam-name>
            <param-value>classpath:spring-mvc.xmlparam-value>
        init-param>
        <load-on-startup>1load-on-startup>
        <async-supported>trueasync-supported>
    servlet>
    <servlet-mapping>
        <servlet-name>SpringMVCservlet-name>
        
        <url-pattern>/url-pattern>
    servlet-mapping>
    
    <welcome-file-list>
        <welcome-file>/index.jspwelcome-file>
    welcome-file-list>
web-app>

五、数据交互

Admin.java

public class Admin {

	private int id;
	private String loginName;
	private String password;
	public int getId() {
		return id;
	}
	public void setId(int id) {
		this.id = id;
	}
	public String getLoginName() {
		return loginName;
	}
	public void setLoginName(String loginName) {
		this.loginName = loginName;
	}
	public String getPassword() {
		return password;
	}
	public void setPassword(String password) {
		this.password = password;
	}
	
}

IAdminDao.java

public interface IAdminDao {

	public List<Admin> findAll();
	
	public void saveAdmin(Admin admin);
}

AdminMapper.xml


DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
        "http://mybatis.org/dtd/mybatis-3-mapper.dtd">


<mapper namespace="com.qiye.admin.dao.IAdminDao">

	<select id="findAll" resultType="com.qiye.admin.entity.Admin">
		SELECT * from admin
	select>
	
	<insert id="saveAdmin" parameterType="com.qiye.admin.entity.Admin">
		insert into admin(loginName,password) values(#{loginName},#{password})
	insert>
mapper>

IAdminService.java

public interface IAdminService {

	public List<Admin> findAll();
	
	public void saveAdmin(Admin admin);
}

AdminService.java

@Service
@Transactional
public class AdminService implements IAdminService{

	@Resource
	private IAdminDao adminDao;
	
	public List<Admin> findAll() {
		return this.adminDao.findAll();
	}

	public void saveAdmin(Admin admin) {
		this.adminDao.saveAdmin(admin);
	}

}

AdminController.java

@Controller
@RequestMapping("/admin")
public class AdminController {

	@Resource
	private IAdminService adminService;
	
	@RequestMapping("/findAll")
	public String findAll(HttpServletRequest request,Model model) {
		List<Admin> list=this.adminService.findAll();
		model.addAttribute("list", list);
		return "show";
	}
	
	@RequestMapping("/psaveAdmin")
	public String psaveAdmin(Model model) {
		return "add";
	}
	
	
	@ResponseBody
	@RequestMapping(value = "/saveAdmin",method = RequestMethod.POST)
	public String saveAdmin(@RequestBody Admin admin) {
		this.adminService.saveAdmin(admin);
		return "1";
	}
}

add.jsp

<%@ page isELIgnored="false"  language="java" contentType="text/html; charset=UTF-8"
    pageEncoding="UTF-8"%>
DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>Insert title heretitle>
<script src="../js/jquery-3.6.0.min.js">script>
head>
<body>
<form action="" method="post"> 
<input type="text" name="loginName" id="loginName"/><br/>
<input type="password" name="password" id="password"/><br/>
<input type="button" value="添加" id="sender"/>
form>

<script>
    $('#sender').click(function(){
        var loginName=document.getElementById('loginName').value;
        var password=document.getElementById('password').value;
        var category={"loginName":loginName,"password":password};
        var jsonData = JSON.stringify(category);
        $.ajax({
            type:"POST",
            url: "/qiye/admin/saveAdmin",
            data:jsonData,
            dataType:"json",
            contentType:false,
            contentType:"application/json;charset=UTF-8",
            success: function(result){
            	if(result==1){
            		window.location.href="/qiye/admin/findAll";
            	}
            }
        });

    });
script>
body>
html>

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