SSM和Spring Boot常用配置比较

一.Dao层相关

　　1.Mysql相关：

　　　　1.1配置DataSource连接池:

　　　　　　（1）SSM配置：

 1 <!-- 加密后配置自己写的解析文件 -->
 2     <bean class="com.swpu.o2o.util.EncryptPropertyPlaceholderConfigurer">
 3         <property name="locations">
 4             <list>
 5                 <!-- 需要解密的文件 -->
 6                 <value>classpath:jdbc.properties</value>
 7                 <value>classpath:redis.properties</value>
 8             </list>
 9         </property>
10         <!-- 设置编码为UTF-8 -->
11         <property name="fileEncoding" value="UTF-8"></property>
12     </bean>

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 1     <bean class="com.mchange.v2.c3p0.ComboPooledDataSource" id="dataSource">
 2         <!-- 配置连接池属性 -->
 3         <property name="driverClass" value="${jdbc.driver}" />
 4         <property name="jdbcUrl" value="${jdbc.url}" />
 5         <property name="user" value="${jdbc.username}" />
 6         <property name="password" value="${jdbc.password}" />
 7         <!-- c3p0连接池的私有属性 -->
 8         <property name="maxPoolSize" value="30" />
 9         <property name="minPoolSize" value="10" />
10         <!-- 关闭连接后不自动commit -->
11         <property name="autoCommitOnClose" value="false" />
12         <!-- 获取连接超时时间 -->
13         <property name="checkoutTimeout" value="10000" />
14         <!-- 当获取连接失败重试次数 -->
15         <property name="acquireRetryAttempts" value="2" />
16     </bean>

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　　　　　 （2）Spring Boot配置（写入Bean）

 1 package com.swpu.o2o.config.dao;
 2 
 3 import com.mchange.v2.c3p0.ComboPooledDataSource;
 4 import com.swpu.o2o.util.DESUtils;
 5 import org.mybatis.spring.annotation.MapperScan;
 6 import org.springframework.beans.factory.annotation.Value;
 7 import org.springframework.context.annotation.Bean;
 8 import org.springframework.context.annotation.Configuration;
 9 
10 import java.beans.PropertyVetoException;
11 
12 /**
13  * 配置dataSource到ioc容器里
14  */
15 @Configuration
16 //配置mybatis mapper扫描路径
17 @MapperScan("com.swpu.o2o.dao")
18 public class DataSourceConfiguration {
19     //通过@Value标签获取application.properties中的配置信息
20     @Value("${jdbc.driver}")
21     private String jdbcDriver;
22     @Value("${jdbc.url}")
23     private String jdbcUrl;
24     @Value("${jdbc.username}")
25     private String jdbcUser;
26     @Value("${jdbc.password}")
27     private String jdbcPassword;
28     /**
29      * 生成与与spring-dao.xml对应的bean dataSource
30      */
31     @Bean(name="dataSource")
32     public ComboPooledDataSource createDataSource() throws PropertyVetoException {
33         //生成dataSource实例
34         ComboPooledDataSource dataSource=new ComboPooledDataSource();
35         //配置相关信息（和配置文件一样）
36         //驱动(强制异常处理，抛出去)
37         dataSource.setDriverClass(jdbcDriver);
38         //数据库连接url
39         dataSource.setJdbcUrl(jdbcUrl);
40         //用户名(解密)
41         dataSource.setUser(DESUtils.getDecryptString(jdbcUser));
42         //密码
43         dataSource.setPassword(DESUtils.getDecryptString(jdbcPassword));
44         return dataSource;
45     }
46 }

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　　　　1.2创建SqlSessionFactoryBean实例（设置设置mybatis configuration扫描路径,mapper映射路径，配置扫描Dao接口包等）

　　　　　　（1）SSM配置:

 1 <!-- 3.配置SqlSessionFactory对象 -->
 2     <bean class="org.mybatis.spring.SqlSessionFactoryBean" id="sqlSessionFactory">
 3         <!-- 注入数据库连接池 -->
 4         <property name="dataSource" ref="dataSource" />
 5         <!-- 配置MyBaties全局配置文件:mybatis-config.xml -->
 6         <property name="configLocation" value="classpath:mybatis-config.xml" />
 7         <!-- 扫描entity包 使用别名 -->
 8         <property name="typeAliasesPackage" value="com.swpu.o2o.entity" />
 9         <!-- 扫描sql配置文件:mapper需要的xml文件 -->
10         <property name="mapperLocations" value="classpath:mapper/*.xml" />
11     </bean> 
12     <!-- 4.配置扫描Dao接口包，动态实现Dao接口，注入到spring容器中 -->
13     <bean class="org.mybatis.spring.mapper.MapperScannerConfigurer">
14         <!-- 注入sqlSessionFactory -->
15         <property name="sqlSessionFactoryBeanName" value="sqlSessionFactory" />
16 
17         <!-- 给出需要扫描Dao接口包 -->
18         <property name="basePackage" value="com.swpu.o2o.dao" />
19     </bean>

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　　　　　　（2）Spring Boot配置:

 1 package com.swpu.o2o.config.dao;
 2 
 3 import org.mybatis.spring.SqlSessionFactoryBean;
 4 import org.springframework.beans.factory.annotation.Autowired;
 5 import org.springframework.beans.factory.annotation.Value;
 6 import org.springframework.context.annotation.Bean;
 7 import org.springframework.context.annotation.Configuration;
 8 import org.springframework.core.io.ClassPathResource;
 9 import org.springframework.core.io.support.PathMatchingResourcePatternResolver;
10 import org.springframework.core.io.support.ResourcePatternResolver;
11 
12 import javax.sql.DataSource;
13 import java.io.IOException;
14 
15 @Configuration
16 public class SessionFactoryConfiguration {
17     //mybatis-config.xml配置文件路径
18     //注意:静态(static)的变量不能直接通过@Value获取，可以通过set方法
19     private static String mybatisConfigFile;
20     //mybatis mapper文件所在路径
21     private static String mapperPath;
22 
23     @Value("${mybatis_config_file}")
24     public void setMybatisConfigFile(String mybatisConfigFile) {
25         SessionFactoryConfiguration.mybatisConfigFile = mybatisConfigFile;
26     }
27 
28     @Value("${mapper_path}")
29     public void setMapperPath(String mapperPath) {
30         SessionFactoryConfiguration.mapperPath = mapperPath;
31     }
32 
33     //实体类所在package
34     @Value("${type_alias_package}")
35     private String typeAliasPackage;
36     @Autowired
37     private DataSource dataSource;
38     /**
39      * 创建SqlSessionFactoryBean实例，并且设置mapper映射路径
40      * 设置dataSource数据源
41      */
42     @Bean(name = "sqlSessionFactory")
43     public SqlSessionFactoryBean createSqlSessionFactoryBean() throws IOException {
44         SqlSessionFactoryBean sqlSessionFactoryBean = new SqlSessionFactoryBean();
45         //设置mybatis configuration扫描路径
46         sqlSessionFactoryBean.setConfigLocation(new ClassPathResource(mybatisConfigFile));
47         //设置mapper 扫描路径
48         PathMatchingResourcePatternResolver pathMatchingResourcePatternResolver = new PathMatchingResourcePatternResolver();
49         String packageSearchPath = ResourcePatternResolver.CLASSPATH_ALL_URL_PREFIX + mapperPath;
50         sqlSessionFactoryBean.setMapperLocations(pathMatchingResourcePatternResolver.getResources(packageSearchPath));
51         //设置dataSource
52         sqlSessionFactoryBean.setDataSource(dataSource);
53         //设置typeAlias包扫描路径
54         sqlSessionFactoryBean.setTypeAliasesPackage(typeAliasPackage);
55         return sqlSessionFactoryBean;
56     }
57 }

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　　　　　　（3）Mybatis配置文件：

 1 <?xml version="1.0" encoding="UTF-8"?>
 2 <!DOCTYPE configuration 
 3  PUBLIC "-//mybatis.org//DTD Config 3.0//EN" 
 4  "http://mybatis.org/dtd/mybatis-3-config.dtd">
 5 <configuration>
 6     <!-- 配置全局属性 -->
 7     <settings>
 8         <!-- 使用jdbc的getGeneratedKeys获取数据库自增主键值 -->
 9         <setting value="true" name="useGeneratedKeys" />
10         <!-- 使用列别名替换列名 默认:true -->
11         <setting value="true" name="useColumnLabel" />
12         <!-- 开启驼峰命名转换:Table{create_time} -> Entity{createTime} -->
13         <setting value="true" name="mapUnderscoreToCamelCase" />
14         <!-- 打印查询语句 -->
15     </settings>
16     
17 </configuration>

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　　2.Redis:

　　　　(1)SSM配置：

 1 <beans xmlns="http://www.springframework.org/schema/beans"
 2     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:context="http://www.springframework.org/schema/context"
 3     xsi:schemaLocation="http://www.springframework.org/schema/beans
 4         http://www.springframework.org/schema/beans/spring-beans-3.2.xsd
 5         http://www.springframework.org/schema/context 
 6         http://www.springframework.org/schema/context/spring-context-3.2.xsd">
 7     <!-- Redis连接池配置 -->
 8     <bean id="jedisPoolConfig" class="redis.clients.jedis.JedisPoolConfig">
 9         <!-- 控制一个pool能分配多少个jedis实例 -->
10         <property name="maxTotal" value="${redis.pool.maxActive}" />
11         <!-- 连接池中最多空闲多少个maxIdle个连接，这里为20，表示即使没有数据库连接时依然可以保持20空闲的连接，而不被清除，处于待命状态，随时连接 -->
12         <property name="maxIdle" value="${redis.pool.maxIdle}" />
13         <!-- 最大等待时间，当没有可用连接时，连接池等待连接被归还的最大时间（以毫秒计数），超过时间即抛出异常 -->
14         <property name="maxWaitMillis" value="${redis.pool.maxWait}" />
15         <!-- 在获取连接时，检查有效性 -->
16         <property name="testOnBorrow" value="${redis.pool.testOnBorrow}" />
17     </bean>
18     <!-- 创建Redis连接池，并做相关配置 -->
19     <bean id="jedisWritePool" class="com.swpu.o2o.cache.JedisPoolWriper"
20         depends-on="jedisPoolConfig">
21         <constructor-arg index="0" ref="jedisPoolConfig" />
22         <constructor-arg index="1" value="${redis.hostname}" />
23         <constructor-arg index="2" value="${redis.port}" type="int" />
24     </bean>
25     <!-- 创建Redis工具类，封装好Redis的连接以进行相关操作 -->
26     <bean id="jedisUtil" class="com.swpu.o2o.cache.JedisUtil"
27         scope="singleton">
28         <property name="jedisPool">
29             <ref bean="jedisWritePool" />
30         </property>
31     </bean>
32     <bean id="jedisKeys" class="com.swpu.o2o.cache.JedisUtil$Keys"
33         scope="singleton">
34         <constructor-arg ref="jedisUtil"></constructor-arg>
35     </bean>
36     <bean id="jedisStrings" class="com.swpu.o2o.cache.JedisUtil$Strings"
37         scope="singleton">
38         <constructor-arg ref="jedisUtil"></constructor-arg>
39     </bean>
40     <bean id="jedisLists" class="com.swpu.o2o.cache.JedisUtil$Lists"
41         scope="singleton">
42         <constructor-arg ref="jedisUtil"></constructor-arg>
43     </bean>
44     <bean id="jedisSets" class="com.swpu.o2o.cache.JedisUtil$Sets"
45         scope="singleton">
46         <constructor-arg ref="jedisUtil"></constructor-arg>
47     </bean>
48     <bean id="jedisHash" class="com.swpu.o2o.cache.JedisUtil$Hash"
49         scope="singleton">
50         <constructor-arg ref="jedisUtil"></constructor-arg>
51     </bean>
52     
53 </beans>

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　　　（2）Spring Boot配置：

  1 package com.swpu.o2o.config.redis;
  2 
  3 import com.swpu.o2o.cache.JedisPoolWriper;
  4 import com.swpu.o2o.cache.JedisUtil;
  5 import org.springframework.beans.factory.annotation.Autowired;
  6 import org.springframework.beans.factory.annotation.Value;
  7 import org.springframework.context.annotation.Bean;
  8 import org.springframework.context.annotation.Configuration;
  9 import redis.clients.jedis.JedisPoolConfig;
 10 
 11 /**
 12  * 对应spring-redis.xml里的配置
 13  */
 14 @Configuration
 15 public class RedisConfiguration {
 16     @Value("${redis.hostname}")
 17     private String hostName;
 18     @Value("${redis.port}")
 19     private int port;
 20     @Value("${redis.pool.maxActive}")
 21     private int maxTotal;
 22     @Value("${redis.pool.maxIdle}")
 23     private int maxIdle;
 24     @Value("${redis.pool.maxWait}")
 25     private long maxWaitMillis;
 26     @Value("${redis.pool.testOnBorrow}")
 27     private boolean testOnBrrow;
 28 
 29     @Autowired
 30     private JedisPoolConfig jedisPoolConfig;
 31     @Autowired
 32     private JedisPoolWriper jedisWritePool;
 33     @Autowired
 34     private JedisUtil jedisUtil;
 35 
 36     /**
 37      * 创建redis连接池设置
 38      */
 39     @Bean(name = "jedisPoolConfig")
 40     public JedisPoolConfig createJedisPoolConfig() {
 41         JedisPoolConfig jedisPoolConfig = new JedisPoolConfig();
 42         //控制一个pool可分配给多个jedis实例
 43         jedisPoolConfig.setMaxTotal(maxTotal);
 44         //连接池中最多空闲maxIdle个连接，这里取值20
 45         //表示即使没有数据库连接时依然可以保持20空闲的连接，而不清除，随时处于待命的状态
 46         jedisPoolConfig.setMaxIdle(maxIdle);
 47         //最大等待时间：当没有可用连接时
 48         //连接池等待连接被归还的最大时间（以毫秒计数），超过时间则抛出异常
 49         jedisPoolConfig.setMaxWaitMillis(maxWaitMillis);
 50         //在获取连接的时候检查有效性
 51         jedisPoolConfig.setTestOnBorrow(testOnBrrow);
 52         return jedisPoolConfig;
 53     }
 54 
 55     /**
 56      * 创建Redis连接池，并做相关配置
 57      */
 58     @Bean(name = "jedisWritePool")
 59     public JedisPoolWriper createJedisPoolWripper() {
 60         JedisPoolWriper jedisWritePool = new JedisPoolWriper(jedisPoolConfig, hostName, port);
 61         return jedisWritePool;
 62     }
 63 
 64     /**
 65      * 创建Redis工具类，封装好Redis的连接以进行相关的操作
 66      */
 67     @Bean(name = "jedisUtil")
 68     public JedisUtil createJedisUtil() {
 69         JedisUtil jedisUtil = new JedisUtil();
 70         jedisUtil.setJedisPool(jedisWritePool);
 71         return jedisUtil;
 72     }
 73 
 74     /**
 75      * Redis的key操作
 76      */
 77     @Bean(name = "jedisKeys")
 78     public JedisUtil.Keys createJedisKeys() {
 79         //实例化内部类
 80         JedisUtil.Keys jedisKeys = jedisUtil.new Keys();
 81         return jedisKeys;
 82     }
 83 
 84     /**
 85      * Redis的String操作
 86      */
 87     @Bean(name = "jedisStrings")
 88     public JedisUtil.Strings createJedisStrings() {
 89         //实例化内部类
 90         JedisUtil.Strings jedisStrings = jedisUtil.new Strings();
 91         return jedisStrings;
 92     }
 93 
 94     /**
 95      * Redis的List操作
 96      */
 97     @Bean(name = "jedisLists")
 98     public JedisUtil.Lists createJedisLists() {
 99         //实例化内部类
100         JedisUtil.Lists jedisLists = jedisUtil.new Lists();
101         return jedisLists;
102     }
103 
104     /**
105      * Redis的Hash操作
106      */
107     @Bean(name = "jedisHash")
108     public JedisUtil.Hash createJedisHash() {
109         //实例化内部类
110         JedisUtil.Hash jedisHash = jedisUtil.new Hash();
111         return jedisHash;
112     }
113 
114     /**
115      * Redis的sets操作
116      */
117     @Bean(name = "jedisSets")
118     public JedisUtil.Sets createJedisSets() {
119         //实例化内部类
120         JedisUtil.Sets jedisSets = jedisUtil.new Sets();
121         return jedisSets;
122     }
123 
124 
125 
126 }

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　　　　　　JedisPool类:

 1 package com.swpu.o2o.cache;
 2 
 3 import redis.clients.jedis.JedisPool;
 4 import redis.clients.jedis.JedisPoolConfig;
 5 
 6 /**
 7  * 强指定redis的JedisPool接口构造函数，这样才能在centos成功创建jedispool
 8  * 
 9  * @author xiangze
10  *
11  */
12 public class JedisPoolWriper {
13     //连接池对象
14     private JedisPool jedisPool;
15 
16     public JedisPoolWriper(final JedisPoolConfig poolConfig, final String host,
17             final int port) {
18         try {
19             //通过连接池配置信息，IP，端口构造连接池对象
20             jedisPool = new JedisPool(poolConfig, host, port);
21         } catch (Exception e) {
22             e.printStackTrace();
23         }
24     }
25     //获取redis连接池对象
26     public JedisPool getJedisPool() {
27         return jedisPool;
28     }
29     //注入redis连接池对象
30     public void setJedisPool(JedisPool jedisPool) {
31         this.jedisPool = jedisPool;
32     }
33 
34 }

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二.Service层相关（配置事务管理器，声明式事务）

　　(1)SSM配置：

 1 <?xml version="1.0" encoding="UTF-8"?>
 2 <beans xmlns="http://www.springframework.org/schema/beans"
 3     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" 
 4     xmlns:context="http://www.springframework.org/schema/context"
 5     xmlns:tx="http://www.springframework.org/schema/tx"
 6     xsi:schemaLocation="http://www.springframework.org/schema/beans
 7     http://www.springframework.org/schema/beans/spring-beans.xsd
 8     http://www.springframework.org/schema/context
 9     http://www.springframework.org/schema/context/spring-context.xsd
10     http://www.springframework.org/schema/tx
11     http://www.springframework.org/schema/tx/spring-tx.xsd">
12     <!-- 扫描service包下所有使用注解的类型 -->
13     <context:component-scan base-package="com.swpu.o2o.service" />
14 
15     <!-- 配置事务管理器 -->
16     <bean id="transactionManager"
17         class="org.springframework.jdbc.datasource.DataSourceTransactionManager">
18         <!-- 注入数据库连接池 -->
19         <property name="dataSource" ref="dataSource" />
20     </bean>
21 
22     <!-- 配置基于注解的声明式事务 -->
23     <tx:annotation-driven transaction-manager="transactionManager" />
24 </beans>

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　　(2)Spring Boot配置：

 1 package com.swpu.o2o.config.service;
 2 
 3 import org.springframework.beans.factory.annotation.Autowired;
 4 import org.springframework.context.annotation.Configuration;
 5 import org.springframework.jdbc.datasource.DataSourceTransactionManager;
 6 import org.springframework.transaction.PlatformTransactionManager;
 7 import org.springframework.transaction.annotation.EnableTransactionManagement;
 8 import org.springframework.transaction.annotation.TransactionManagementConfigurer;
 9 
10 import javax.sql.DataSource;
11 
12 /**
13  * 对应spring-service.xml里面的transactionManager
14  * 继承transactionManagementConfigurer：不能直接加入Bean，因为开启了annotation-driven
15  */
16 @Configuration
17 //首先使用注解@EnableTransactionManagement开启事务后
18 //在Service方法上添加注解@Transactional
19 @EnableTransactionManagement
20 public class TransactionManageConfiguration implements TransactionManagementConfigurer {
21     @Autowired
22     //注入DataSourceConfiguration里面的dataSource，通过createDataSource()获取
23     private DataSource dataSource;
24 
25     @Override
26     /**
27      * 关于事务处理，需要返回PlatformTransactionManager的实现
28      */
29     public PlatformTransactionManager annotationDrivenTransactionManager() {
30         return new DataSourceTransactionManager(dataSource);
31     }
32 }

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三.Controller层相关

　　配置SpringMVC：

　　　　1.开启SpringMVC注解模式；2.静态资源默认servlet配置；3.定义视图解析器；4.扫描web相关的bean；5.权限拦截器

　　（1）SSM配置：

 1 <?xml version="1.0" encoding="UTF-8"?>
 2 <beans xmlns="http://www.springframework.org/schema/beans"
 3     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:context="http://www.springframework.org/schema/context"
 4     xmlns:mvc="http://www.springframework.org/schema/mvc"
 5     xsi:schemaLocation="http://www.springframework.org/schema/beans
 6     http://www.springframework.org/schema/beans/spring-beans.xsd
 7     http://www.springframework.org/schema/context
 8     http://www.springframework.org/schema/context/spring-context.xsd
 9     http://www.springframework.org/schema/mvc
10     http://www.springframework.org/schema/mvc/spring-mvc-3.2.xsd">
11     <!-- 配置SpringMVC -->
12     <!-- 1.开启SpringMVC注解模式 -->
13     <!-- 简化配置： (1)自动注册DefaultAnootationHandlerMapping,AnotationMethodHandlerAdapter 
14         (2)提供一些列：数据绑定，数字和日期的format @NumberFormat, @DateTimeFormat, xml,json默认读写支持 -->
15     <mvc:annotation-driven />
16 
17     <!-- 2.静态资源默认servlet配置 (1)加入对静态资源的处理：js,gif,png (2)允许使用"/"做整体映射 -->
18     <mvc:resources mapping="/resources/**" location="/resources/" />
19     <mvc:default-servlet-handler />
20 
21     <!-- 3.定义视图解析器 -->
22     <!-- 定制请求加头加尾 -->
23     <bean id="viewResolver"
24         class="org.springframework.web.servlet.view.InternalResourceViewResolver">
25         <property name="prefix" value="/WEB-INF/html/"></property>
26         <property name="suffix" value=".html"></property>
27     </bean>
28     <bean id="multipartResolver"
29         class="org.springframework.web.multipart.commons.CommonsMultipartResolver">
30         <!-- 默认编码 -->
31         <property name="defaultEncoding" value="utf-8"></property>
32         <!-- 上传文件的最大 尺寸（单位是字节） -->
33         <!-- 1024*1024*20=20971520 -->
34         <property name="maxUploadSize" value="20971520"></property>
35         <!-- 允许写在内存中的最大值 -->
36         <property name="maxInMemorySize" value="20971520"></property>
37     </bean>
38     <!-- 4.扫描web相关的bean -->
39     <context:component-scan base-package="com.swpu.o2o.web" />
40     <!-- 5.权限拦截器 -->
41     <mvc:interceptors>
42         <!-- 校验是否登录了该管理系统的拦截器 -->
43         <mvc:interceptor>
44             <!-- 定义拦截的路由，shopadmin包下的所有Controller -->
45             <mvc:mapping path="/shopadmin/**" />
46             <!-- 拦截方法 -->
47             <bean class="com.swpu.o2o.interceptor.shopadmin.ShopLoginInterceptor"
48                 id="ShopInterceptor" />
49         </mvc:interceptor>
50         <!-- 校验是否对该店铺有操作权限的拦截器 -->
51         <mvc:interceptor>
52             <!-- 需要拦截的接口 -->
53             <mvc:mapping path="/shopadmin/**" />
54             <!-- shoplist page -->
55             <!-- 排除该包下的某些接口不拦截 -->
56             <mvc:exclude-mapping path="/shopadmin/shoplist" />
57             <mvc:exclude-mapping path="/shopadmin/getshoplist" />
58             <!-- shopmanage page -->
59             <mvc:exclude-mapping path="/shopadmin/shopmanagement" />
60             <mvc:exclude-mapping path="/shopadmin/getshopmanagementinfo" />
61             <!-- shopregister page -->
62             <mvc:exclude-mapping path="/shopadmin/getshopinitinfo" />
63             <mvc:exclude-mapping path="/shopadmin/shopoperation" />
64             <mvc:exclude-mapping path="/shop/registershop" />
65             <bean class="com.swpu.o2o.interceptor.shopadmin.ShopPermissionInterceptor"
66                 id="ShopPermissionInterceptor" />
67         </mvc:interceptor>
68     </mvc:interceptors>
69 </beans>

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　　（2）Spring Boot配置：

  1 package com.swpu.o2o.config.web;
  2 
  3 import com.google.code.kaptcha.servlet.KaptchaServlet;
  4 import com.swpu.o2o.interceptor.ShopLoginInterceptor;
  5 import com.swpu.o2o.interceptor.ShopPermissionInterceptor;
  6 import org.springframework.beans.BeansException;
  7 import org.springframework.beans.factory.annotation.Value;
  8 import org.springframework.boot.web.servlet.ServletRegistrationBean;
  9 import org.springframework.context.ApplicationContext;
 10 import org.springframework.context.ApplicationContextAware;
 11 import org.springframework.context.annotation.Bean;
 12 import org.springframework.context.annotation.Configuration;
 13 import org.springframework.web.multipart.commons.CommonsMultipartResolver;
 14 import org.springframework.web.servlet.ViewResolver;
 15 import org.springframework.web.servlet.config.annotation.*;
 16 import org.springframework.web.servlet.view.InternalResourceViewResolver;
 17 
 18 import javax.servlet.ServletException;
 19 
 20 /**
 21  * 开启Mvc，自动注入spring容器中
 22  * WebMvcConfigurer：配置视图解析器
 23  * 当一个类实现了接口WebMvcConfigurer，这个类就能方便的获取里面所有的bean
 24  */
 25 @Configuration
 26 //等价于<mvc:annotation-driven/>,使用Java 注解快捷配置Spring Webmvc
 27 @EnableWebMvc
 28 //实现ApplicationContextAware该接口获取Spring容器
 29 // extends WebMvcConfigurationSupport implements ApplicationContextAware
 30 public class MvcConfiguration extends WebMvcConfigurerAdapter implements ApplicationContextAware {
 31     //Spring容器
 32     private ApplicationContext applicationContext;
 33 
 34     @Override
 35     public void setApplicationContext(ApplicationContext applicationContext) throws BeansException {
 36         this.applicationContext = applicationContext;
 37     }
 38 
 39     /**
 40      * 静态资源配置(docBase)
 41      *
 42      *
 43      *  @param registry
 44      */
 45     @Override
 46     public void addResourceHandlers(ResourceHandlerRegistry registry) {
 47         //拦截/resources下的请求解析到目标路径classpath:/resources
 48         //classpath表示在项目工程中找，file表示在服务器中找
 49         registry.addResourceHandler("/upload/**").addResourceLocations("file:D:/Project/image/upload/");
 50     }
 51 
 52     /**
 53      * 定义默认的请求处理器
 54      *
 55      * @param configurer
 56      */
 57     @Override
 58     public void configureDefaultServletHandling(DefaultServletHandlerConfigurer configurer) {
 59         configurer.enable();
 60     }
 61 
 62     /**
 63      * 创建viewResolver
 64      * @return
 65      */
 66     @Bean(name = "viewResolver")
 67     public ViewResolver createViewResolver() {
 68         InternalResourceViewResolver viewResolver = new InternalResourceViewResolver();
 69         //设置spring容器
 70         //viewResolver.setApplicationContext(this.applicationContext);
 71         //取消缓存
 72         viewResolver.setCache(false);
 73         //设置解析的前缀
 74         viewResolver.setPrefix("/WEB-INF/html/");
 75         //设置视图解析的后缀
 76         viewResolver.setSuffix(".html");
 77         return viewResolver;
 78     }
 79 
 80     /**
 81      * 文件上传解析器
 82      *
 83      * @return
 84      */
 85     @Bean(name = "multipartResolver")
 86     public CommonsMultipartResolver commonsMultipartResolver() {
 87         CommonsMultipartResolver multipartResolver = new CommonsMultipartResolver();
 88         multipartResolver.setDefaultEncoding("utf-8");
 89         //文件大小1024*1024*20
 90         multipartResolver.setMaxUploadSize(20971520);
 91         multipartResolver.setMaxInMemorySize(20971520);
 92         return multipartResolver;
 93     }
 94     //引入验证码kaptcha相关信息
 95     @Value("${kaptcha.border}")
 96     private String border;
 97     @Value("${kaptcha.textproducer.font.color}")
 98     private String fcolor;
 99     @Value("${kaptcha.image.width}")
100     private String width;
101     @Value("${kaptcha.textProducer.char.string}")
102     private String cString;
103     @Value("${kaptcha.image.height}")
104     private String height;
105     @Value("${kaptcha.textproducer.font.size}")
106     private String fsize;
107     @Value("${kaptcha.noise.color}")
108     private String nColor;
109     @Value("${kaptcha.textproducer.char.length}")
110     private String clength;
111     @Value("${kaptcha.textproducer.font.names}")
112     private String fnames;
113 
114     /**
115      * web.xml不生效了，在这里配置Kaptcha验证码Servlet
116      * @return
117      */
118     @Bean
119     public ServletRegistrationBean servletRegistrationBean() throws ServletException {
120         ServletRegistrationBean servlet=new ServletRegistrationBean(new KaptchaServlet(),"/Kaptcha");
121         servlet.addInitParameter("kaptcha.border",border);//无边框
122         servlet.addInitParameter("kaptcha.textproducer.font.color",fcolor);//字体颜色
123         servlet.addInitParameter("kaptcha.image.width",width);//图片宽度
124         servlet.addInitParameter("kaptcha.textProducer.char.string",cString);//使用哪些字体
125         servlet.addInitParameter("kaptcha.image.height",height);//图片高度
126         servlet.addInitParameter("kaptcha.textproducer.font.size",fsize);//字体大小
127         servlet.addInitParameter("kaptcha.noise.color",nColor);//干扰线颜色
128         servlet.addInitParameter("kaptcha.textproducer.char.length",clength);//字符个数
129         servlet.addInitParameter("kaptcha.textproducer.font.names",fnames);//字体
130         return servlet;
131 
132     }
133 
134     /**
135      * 拦截器
136      * @param registry
137      */
138     @Override
139     public void addInterceptors(InterceptorRegistry registry) {
140         String interceptPath="/shopadmin/**";
141         //注册拦截器（验证是否登录）
142         InterceptorRegistration loginIR=registry.addInterceptor(new ShopLoginInterceptor());
143         //配置拦截器路径
144         loginIR.addPathPatterns(interceptPath);
145         //注册拦截器（验证是否具有权限）
146         InterceptorRegistration permissionIR=registry.addInterceptor(new ShopPermissionInterceptor());
147         //配置拦截器路径
148         permissionIR.addPathPatterns(interceptPath);
149         //配置不拦截的路径
150         permissionIR.excludePathPatterns("/shopadmin/shoplist");
151         permissionIR.excludePathPatterns("/shopadmin/getshoplist");
152         permissionIR.excludePathPatterns("/shopadmin/registershop");
153         permissionIR.excludePathPatterns("/shopadmin/shopoperation");
154         permissionIR.excludePathPatterns("/shopadmin/shopmanagement");
155         permissionIR.excludePathPatterns("/shopadmin/getshopmanagementinfo");
156     }
157 }

View Code　

　　　注：WebMvcConfigurerAdapter在Spring Boot2.0就已经过时，不推荐使用，可以继承WebMvcConfigurationSupport。该类包含了WebMvcConfigurerAdapter的所有方法。

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原文地址：https://www.cnblogs.com/lyq-biu/p/11041007.html