常用配置文件配置

编程语言 2018-08-08 11:37:41 阅读次数: 0

web.xml

<?xml version="1.0" encoding="UTF-8"?>
<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">
  <welcome-file-list>
    <welcome-file>login.jsp</welcome-file>
  </welcome-file-list>
  <!-- 配置监听器 监听WebApplicationContext的整个生命周期 -->
  <listener>
  	<listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
  </listener>
  
  <!-- spring 配置文件的位置 -->
  <context-param>
  	<param-name>contextConfigLocation</param-name>
  	<param-value>classpath:applicationContext.xml</param-value>
  </context-param>
  
  <!-- 配置过滤器，只对post起作用 -->
  <filter>
  	<filter-name>encoding</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>
  </filter>
  <filter-mapping>
  	<filter-name>encoding</filter-name>
  	<url-pattern>*</url-pattern>
  </filter-mapping>
  
  <!-- 配置SpringMVC -->
  <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:springmvc.xml</param-value>
  	</init-param>
  	<load-on-startup>1</load-on-startup>
  </servlet>
  <servlet-mapping>
  	<servlet-name>springmvc</servlet-name>
  	<url-pattern>*.do</url-pattern>  
  </servlet-mapping>
</web-app>

applicationContext.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:tx="http://www.springframework.org/schema/tx"
    xmlns:aop="http://www.springframework.org/schema/aop"  
    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/tx  
        http://www.springframework.org/schema/tx/spring-tx.xsd
        http://www.springframework.org/schema/aop 
        http://www.springframework.org/schema/aop/spring-aop.xsd">
    <!-- 开启peoperties配置文件的读取 -->
    <context:property-placeholder location="classpath:db.properties"/>
    <!-- 开启注释 -->
    <context:component-scan base-package="com.ai.service.impl"></context:component-scan>
    <!-- 配置dataSource -->
    <bean id="dataSource" class="org.springframework.jdbc.datasource.DriverManagerDataSource">
    	<property name="driverClassName" value="${jdbc.driver}"></property>
    	<property name="url" value="${jdbc.url}"></property>
    	<property name="username" value="${jdbc.username}"></property>
    	<property name="password" value="${jdbc.password}"></property>
    </bean>
    <!-- 配置SqlSessionFactory -->
    <bean id="factory" class="org.mybatis.spring.SqlSessionFactoryBean">
    	<property name="dataSource" ref="dataSource"></property>
    	<property name="typeAliasesPackage" value="com.ai.domain"></property>
    </bean>
    
    <!-- 配置Mapper映射 （重点）-->
    <bean id="mapper" class="org.mybatis.spring.mapper.MapperScannerConfigurer">
    	<property name="basePackage" value="com.ai.mapper"></property>
    	<property name="SqlSessionFactoryBeanName" value="factory"></property>
    </bean>
    
    <!-- 配置事务管理器 -->
    <bean id="tsManager" class="org.springframework.jdbc.datasource.DataSourceTransactionManager">
    	<property name="dataSource" ref="dataSource"></property>
    </bean>
    <!-- 如何进行事务控制 -->
    <tx:advice id="txAdvice" transaction-manager="tsManager">
    	<tx:attributes>
    		<tx:method name="sel*" read-only="true"/>
    		<tx:method name="get*" read-only="true"/>
    		<tx:method name="insert*" read-only="false" rollback-for="java.lang.Exception" propagation="REQUIRED" isolation="DEFAULT"/>
    		<tx:method name="update*" read-only="false" rollback-for="java.lang.Exception" propagation="REQUIRED" isolation="DEFAULT"/>
    		<tx:method name="delete*" read-only="false" rollback-for="java.lang.Exception" propagation="REQUIRED" isolation="DEFAULT"/>
    		<tx:method name="register*" read-only="false" rollback-for="java.lang.Exception" propagation="REQUIRED" isolation="DEFAULT"/>
    	</tx:attributes>
    </tx:advice>
    
    <!-- 通过AOP完成对事务的配置 -->
    <aop:config>
    	<aop:pointcut expression="execution(* com.ai.service.impl.*.*(..))" id="mypoint"/>
   		<aop:advisor advice-ref="txAdvice" pointcut-ref="mypoint"/>
    </aop:config>
    
    
</beans>

springMVC.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:tx="http://www.springframework.org/schema/tx"
    xmlns:aop="http://www.springframework.org/schema/aop"  
    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/tx  
        http://www.springframework.org/schema/tx/spring-tx.xsd
        http://www.springframework.org/schema/aop 
        http://www.springframework.org/schema/aop/spring-aop.xsd">
    <!-- 开启peoperties配置文件的读取 -->
    <context:property-placeholder location="classpath:db.properties"/>
    <!-- 开启注释 -->
    <context:component-scan base-package="com.ai.service.impl"></context:component-scan>
    <!-- 配置dataSource -->
    <bean id="dataSource" class="org.springframework.jdbc.datasource.DriverManagerDataSource">
    	<property name="driverClassName" value="${jdbc.driver}"></property>
    	<property name="url" value="${jdbc.url}"></property>
    	<property name="username" value="${jdbc.username}"></property>
    	<property name="password" value="${jdbc.password}"></property>
    </bean>
    <!-- 配置SqlSessionFactory -->
    <bean id="factory" class="org.mybatis.spring.SqlSessionFactoryBean">
    	<property name="dataSource" ref="dataSource"></property>
    	<property name="typeAliasesPackage" value="com.ai.domain"></property>
    </bean>
    
    <!-- 配置Mapper映射 （重点）-->
    <bean id="mapper" class="org.mybatis.spring.mapper.MapperScannerConfigurer">
    	<property name="basePackage" value="com.ai.mapper"></property>
    	<property name="SqlSessionFactoryBeanName" value="factory"></property>
    </bean>
    
    <!-- 配置事务管理器 -->
    <bean id="tsManager" class="org.springframework.jdbc.datasource.DataSourceTransactionManager">
    	<property name="dataSource" ref="dataSource"></property>
    </bean>
    <!-- 如何进行事务控制 -->
    <tx:advice id="txAdvice" transaction-manager="tsManager">
    	<tx:attributes>
    		<tx:method name="sel*" read-only="true"/>
    		<tx:method name="get*" read-only="true"/>
    		<tx:method name="insert*" read-only="false" rollback-for="java.lang.Exception" propagation="REQUIRED" isolation="DEFAULT"/>
    		<tx:method name="update*" read-only="false" rollback-for="java.lang.Exception" propagation="REQUIRED" isolation="DEFAULT"/>
    		<tx:method name="delete*" read-only="false" rollback-for="java.lang.Exception" propagation="REQUIRED" isolation="DEFAULT"/>
    		<tx:method name="register*" read-only="false" rollback-for="java.lang.Exception" propagation="REQUIRED" isolation="DEFAULT"/>
    	</tx:attributes>
    </tx:advice>
    
    <!-- 通过AOP完成对事务的配置 -->
    <aop:config>
    	<aop:pointcut expression="execution(* com.ai.service.impl.*.*(..))" id="mypoint"/>
   		<aop:advisor advice-ref="txAdvice" pointcut-ref="mypoint"/>
    </aop:config>
    
    
</beans>

comment_1Mapper.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.ai.mapper.Comment_1Mapper">
	<resultMap type="comment_1" id="myMap">
		<id property="comment_1_id" column="comment_1_id"/>
		<result property="comment_1_content" column="comment_1_content"/>
		<result property="article_id" column="article_id"/>
		<result property="user_name" column="user_name"/>
		<result property="nowDate" column="nowDate"/>
		<result property="photo_address" column="photo_address"/>
		<collection property="list_comment_2" ofType="comment_2" select="com.ai.mapper.Comment_2Mapper.selComment_2ByComment_1_id" column="comment_1_id">
			
		</collection>
	</resultMap>
	<select id="selComment_1ByArticle_id" resultMap="myMap">
		select * from comment_1
		<where>
			<if test="#{0} !=null and #{0} !=''">
				and article_id = #{0}
			</if>
		</where>
		limit #{1},#{2}
	</select>
	<select id="selAllComment_1ByArticle_id" resultMap="myMap">
		select * from comment_1
		<where>
			<if test="article_id  !=null and article_id  !=''">
				and article_id = #{article_id}
			</if>
		</where>
	</select>
	<insert id="insertComment_1">
		insert into comment_1 values(null,#{0},#{1},#{2},#{3},#{4})
	</insert>
	<select id="selectAllComments" resultMap="myMap">
		select * from comment_1
	</select>
	<delete id="deleteComment">
		delete from comment_1 where comment_1_id=#{0}
	</delete>
	<delete id="deleteComment2">
		delete from comment_2 where comment_2_id=#{0}
	</delete>
</mapper>
@Controller(value = "mvcDispatcherServlet")
public class MvcDispatcherServlet {
	@Resource(name = "userServiceImpl")
	private UserService userService;
	@Resource(name = "commentServiceImpl")
	private CommentService commentService;
	@Resource(name = "chatServiceImpl")
	private ChatService chatService;
	@Resource(name = "InfoServiceImpl")
	private InfoService infoService;

	@RequestMapping("getArticle")
	public String getArticleById(@RequestParam(defaultValue = "1") int article_id,
			@RequestParam(defaultValue = "1") int page_num, Model model) throws IOException {
		int size = 3;// 每页最大的评论数
		// 获得请求参数的page_num(当前页面)
		PageInfo_Article pageInfo_article = new PageInfo_Article();
		// 存放page_num当前页面
		pageInfo_article.setPage_num(page_num);
		List<Comment_1> allComments = commentService.getAllRecords(article_id);
		pageInfo_article.setList_comment_1(allComments);
		int allRecords_1 = 0;
		int allRecords_2 = 0;
		for (int i = 0; i < allComments.size(); i++) {
			allRecords_1++;
			for (int j = 0; j < allComments.get(i).getList_comment_2().size(); j++) {
				allRecords_2++;
			}
		}
		// 存放最大记录数(评论数)
		pageInfo_article.setAllRecords(allRecords_1 + allRecords_2);

		int allPages = (int) Math.ceil(allRecords_1 / size);
		// 存放最多的页数
		pageInfo_article.setAllPages(allPages);

		List<Comment_1> list_comment_1 = commentService.getComment_1ByArticle_id(article_id, page_num, size);
		// 存放所有的评论
		pageInfo_article.setList_comment_1(list_comment_1);
		// 页面信息存放在 HttpRequest的作用域中
		model.addAttribute("pageInfo_article", pageInfo_article);

		return "single" + article_id;
		// 为了安全将全部的JSP放在了WEB-INF的文件夹下
		// 但是必须要自定义视图解析器
	}

	@Resource(name = "remarkServiceImpl")
	private RemarkService remarkService;

	@RequestMapping(value = "addRemark")
	public String addRemark(Integer article_id, @RequestParam(defaultValue = "0") int comment_1_id,
			String comment_content, String user_name, String photo_address, HttpServletRequest req) {
		Object obj = req.getSession().getAttribute("user");
		if (obj != null) {
			if (article_id == null || comment_content == null || comment_content.equals("") || user_name == null
					|| user_name.equals("") || photo_address.equals("") || photo_address == null) {
				req.setAttribute("message", "请输入具体内容");
				return "forward:getArticle.do?article_id=" + article_id;
			} else {
				if (comment_1_id == 0) {
					// 增加的是一级评论
					// 获取当前时间
					Date currentTime = new Date();
					SimpleDateFormat formatter = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
					String nowDate = formatter.format(currentTime);
					remarkService.insertComment_1(comment_content, article_id, user_name, nowDate, photo_address);
				} else {
					// 获取当前时间
					Date currentTime = new Date();
					SimpleDateFormat formatter = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
					String nowDate = formatter.format(currentTime);
					// 首相将这条记录增加到那个二级评论表中，并且加id
					remarkService.insertComment_2(comment_content, comment_1_id, user_name, nowDate, photo_address);
				}

				return "forward:getArticle.do?article_id=" + article_id;
			}
		} else {
			req.setAttribute("message", "请登录后再评论");
			return "forward:login.jsp";
		}

	}

	@RequestMapping(value = "register") // 无法解决
	public String registerUser(MultipartFile photo_file, User user, HttpServletRequest req) throws IOException {

		String user_name = user.getUser_name();
		int count = userService.selectUserByName(user_name);
		if (count <= 0) {
			String originalName = photo_file.getOriginalFilename();// 获得原始的文件名
																	// 文件名.类型（cute.jpg）
			String fileType = originalName.substring(originalName.indexOf(".") + 1);
			String uuid = UUID.randomUUID().toString().replace("-", "");
			String photo_address = uuid + "." + fileType;
			user.setPhoto_address(photo_address);

			// 上传到服务器
			InputStream is = photo_file.getInputStream();
			String absolutePath = req.getServletContext().getRealPath("photo");
			String newFile = absolutePath + "\\" + photo_address;
			File file = new File(newFile);
			FileUtils.copyInputStreamToFile(is, file);

			userService.registerUser(user);
			req.setAttribute("message", "注册成功");
		} else {
			req.setAttribute("message", "用户名重复,请更换用户名");
		}

		return "forward:login.jsp";
	}

	@RequestMapping(value = "getPhoto")
	@ResponseBody
	public User getPhoto(String user_name) {
		String photo_address = userService.getPhotoAddress(user_name);
		User user = new User();
		user.setPhoto_address(photo_address);
		return user;

	}

	@RequestMapping(value = "login")
	public String login(@RequestParam(defaultValue = "") String user_name,
			@RequestParam(defaultValue = "") String password, @RequestParam(defaultValue = "0") int role,
			HttpServletRequest req) {
		if (password == null || password == "" || user_name == null || user_name == "") {
			HttpSession session = req.getSession();
			Object obj = session.getAttribute("user");
			if(obj==null){
				req.setAttribute("message", "请输入用户名/密码");
				return "forward:login.jsp";
			}else{
				User user = (User)obj;
				if (role == 0) {
					// 查询是否有这个User 普通用户
					User selUser = userService.selectUserByNamePwd(user.getUser_name(), user.getPassword(), role);
					if (selUser != null) {
						// 将查询出来的东西 放在Session中
						req.getSession().setAttribute("user", selUser);
						return "index";
					} else {
						req.setAttribute("message", "用户密码错误");
						return "forward:login.jsp";
					}
				} else {
					// 查询是否有这个User 管理员用户
					User admin = userService.selectUserByNamePwd(user.getUser_name(), user.getPassword(), role);
					if (admin != null) {
						// 将查询出来的东西 放在Session中
						req.getSession().setAttribute("user", admin);
						return "admin";
					} else {
						req.setAttribute("message", "用户密码错误");
						return "forward:login.jsp";
					}
				}
			}

		} else {
			if (role == 0) {
				// 查询是否有这个User 普通用户
				User user = userService.selectUserByNamePwd(user_name, password, role);
				if (user != null) {
					// 将查询出来的东西 放在Session中
					req.getSession().setAttribute("user", user);
					return "index";
				} else {
					req.setAttribute("message", "用户密码错误");
					return "forward:login.jsp";
				}
			} else {
				// 查询是否有这个User 管理员用户
				User admin = userService.selectUserByNamePwd(user_name, password, role);
				if (admin != null) {
					// 将查询出来的东西 放在Session中
					req.getSession().setAttribute("user", admin);
					return "admin";
				} else {
					req.setAttribute("message", "用户密码错误");
					return "forward:login.jsp";
				}
			}

		}

	}

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