入门系列-1

于 2020-06-29 15:56:11 发布
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分类专栏： 入门 文章标签： java
版权声明：本文为博主原创文章，遵循 CC 4.0 BY-SA 版权协议，转载请附上原文出处链接和本声明。
本文链接：https://blog.youkuaiyun.com/weixin_44848645/article/details/107022011

开发环境搭建

需要环境变量的技术

  • ROCKETMQ_HOME

  • MAVEN_HOME

  • JAVA_HOME

  • ERLANG_HOME

  • D:\Develop\Java\jdk-9.0.1\bin

  • D:\Develop\tools\MySQL\MySQL Server 5.5\bin

  • %MAVEN_HOME%\Bin

  • C:\Program Files\Git\cmd

  • D:\Develop\tools\nodejs\

  • %ERLANG_HOME%\bin

  • D:\Develop\tools\MongoDB\bin

需要xml配置文件的dubbo相关起步

父pom文件

<?xml version="1.0" encoding="UTF-8"?>
<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/xsd/maven-4.0.0.xsd">
    <modelVersion>4.0.0</modelVersion>

    <groupId>com.zz</groupId>
    <artifactId>dubbo_parent</artifactId>
    <version>1.0-SNAPSHOT</version>
    <modules>
        <module>dubbo_common</module>
        <module>dubbo_interface</module>
        <module>dubbo_service_provider</module>
        <module>dubbo_backen</module>
    </modules>
    <packaging>pom</packaging>

    <properties>
        <junit.version>4.12</junit.version>
        <spring.version>5.0.5.RELEASE</spring.version>
        <pagehelper.version>4.1.4</pagehelper.version>
        <servlet-api.version>2.5</servlet-api.version>
        <dubbo.version>2.6.0</dubbo.version>
        <zookeeper.version>3.4.7</zookeeper.version>
        <zkclient.version>0.1</zkclient.version>
        <mybatis.version>3.4.5</mybatis.version>
        <mybatis.spring.version>1.3.1</mybatis.spring.version>
        <mybatis.paginator.version>1.2.15</mybatis.paginator.version>
        <mysql.version>5.1.32</mysql.version>
        <druid.version>1.0.9</druid.version>
        <commons-fileupload.version>1.3.1</commons-fileupload.version>
        <spring.security.version>5.0.5.RELEASE</spring.security.version>
        <poi.version>3.14</poi.version>
        <jedis.version>2.9.0</jedis.version>
        <quartz.version>2.2.1</quartz.version>
    </properties>

    <!-- 依赖管理标签  必须加 -->
    <dependencyManagement>
        <dependencies>
            <!-- Spring -->
            <dependency>
                <groupId>org.springframework</groupId>
                <artifactId>spring-context</artifactId>
                <version>${spring.version}</version>
            </dependency>
            <dependency>
                <groupId>org.springframework</groupId>
                <artifactId>spring-beans</artifactId>
                <version>${spring.version}</version>
            </dependency>
            <dependency>
                <groupId>org.springframework</groupId>
                <artifactId>spring-web</artifactId>
                <version>${spring.version}</version>
            </dependency>
            <dependency>
                <groupId>org.springframework</groupId>
                <artifactId>spring-webmvc</artifactId>
                <version>${spring.version}</version>
            </dependency>
            <dependency>
                <groupId>org.springframework</groupId>
                <artifactId>spring-jdbc</artifactId>
                <version>${spring.version}</version>
            </dependency>
            <dependency>
                <groupId>org.springframework</groupId>
                <artifactId>spring-aspects</artifactId>
                <version>${spring.version}</version>
            </dependency>
            <dependency>
                <groupId>org.springframework</groupId>
                <artifactId>spring-jms</artifactId>
                <version>${spring.version}</version>
            </dependency>
            <dependency>
                <groupId>org.springframework</groupId>
                <artifactId>spring-context-support</artifactId>
                <version>${spring.version}</version>
            </dependency>
            <dependency>
                <groupId>org.springframework</groupId>
                <artifactId>spring-test</artifactId>
                <version>${spring.version}</version>
            </dependency>

            <!-- dubbo相关 -->
            <dependency>
                <groupId>com.alibaba</groupId>
                <artifactId>dubbo</artifactId>
                <version>${dubbo.version}</version>
            </dependency>
            <dependency>
                <groupId>org.apache.zookeeper</groupId>
                <artifactId>zookeeper</artifactId>
                <version>${zookeeper.version}</version>
            </dependency>
            <dependency>
                <groupId>com.github.sgroschupf</groupId>
                <artifactId>zkclient</artifactId>
                <version>${zkclient.version}</version>
            </dependency>
            <dependency>
                <groupId>junit</groupId>
                <artifactId>junit</artifactId>
                <version>4.12</version>
            </dependency>
            <dependency>
                <groupId>com.alibaba</groupId>
                <artifactId>fastjson</artifactId>
                <version>1.2.47</version>
            </dependency>
            <dependency>
                <groupId>javassist</groupId>
                <artifactId>javassist</artifactId>
                <version>3.12.1.GA</version>
            </dependency>
            <dependency>
                <groupId>commons-codec</groupId>
                <artifactId>commons-codec</artifactId>
                <version>1.10</version>
            </dependency>
            <dependency>
                <groupId>com.github.pagehelper</groupId>
                <artifactId>pagehelper</artifactId>
                <version>${pagehelper.version}</version>
            </dependency>
            <!-- Mybatis -->
            <dependency>
                <groupId>org.mybatis</groupId>
                <artifactId>mybatis</artifactId>
                <version>${mybatis.version}</version>
            </dependency>
            <dependency>
                <groupId>org.mybatis</groupId>
                <artifactId>mybatis-spring</artifactId>
                <version>${mybatis.spring.version}</version>
            </dependency>
            <dependency>
                <groupId>com.github.miemiedev</groupId>
                <artifactId>mybatis-paginator</artifactId>
                <version>${mybatis.paginator.version}</version>
            </dependency>
            <!-- MySql -->
            <dependency>
                <groupId>mysql</groupId>
                <artifactId>mysql-connector-java</artifactId>
                <version>${mysql.version}</version>
            </dependency>
            <!-- 连接池 -->
            <dependency>
                <groupId>com.alibaba</groupId>
                <artifactId>druid</artifactId>
                <version>${druid.version}</version>
            </dependency>
            <!-- 文件上传组件 -->
            <dependency>
                <groupId>commons-fileupload</groupId>
                <artifactId>commons-fileupload</artifactId>
                <version>${commons-fileupload.version}</version>
            </dependency>
            <!-- 定时任务-->
            <dependency>
                <groupId>org.quartz-scheduler</groupId>
                <artifactId>quartz</artifactId>
                <version>${quartz.version}</version>
            </dependency>
            <dependency>
                <groupId>org.quartz-scheduler</groupId>
                <artifactId>quartz-jobs</artifactId>
                <version>${quartz.version}</version>
            </dependency>
            <dependency>
                <groupId>com.sun.jersey</groupId>
                <artifactId>jersey-client</artifactId>
                <version>1.18.1</version>
            </dependency>
            <dependency>
                <groupId>com.qiniu</groupId>
                <artifactId>qiniu-java-sdk</artifactId>
                <version>7.2.0</version>
            </dependency>
            <!--POI报表-->
            <dependency>
                <groupId>org.apache.poi</groupId>
                <artifactId>poi</artifactId>
                <version>${poi.version}</version>
            </dependency>
            <dependency>
                <groupId>org.apache.poi</groupId>
                <artifactId>poi-ooxml</artifactId>
                <version>${poi.version}</version>
            </dependency>
            <!--redis -->
            <dependency>
                <groupId>redis.clients</groupId>
                <artifactId>jedis</artifactId>
                <version>${jedis.version}</version>
            </dependency>
            <!-- 安全框架 -->
            <dependency>
                <groupId>org.springframework.security</groupId>
                <artifactId>spring-security-web</artifactId>
                <version>${spring.security.version}</version>
            </dependency>
            <dependency>
                <groupId>org.springframework.security</groupId>
                <artifactId>spring-security-config</artifactId>
                <version>${spring.security.version}</version>
            </dependency>
            <dependency>
                <groupId>org.springframework.security</groupId>
                <artifactId>spring-security-taglibs</artifactId>
                <version>${spring.security.version}</version>
            </dependency>
            <dependency>
                <groupId>com.github.penggle</groupId>
                <artifactId>kaptcha</artifactId>
                <version>2.3.2</version>
                <exclusions>
                    <exclusion>
                        <groupId>javax.servlet</groupId>
                        <artifactId>javax.servlet-api</artifactId>
                    </exclusion>
                </exclusions>
            </dependency>
            <dependency>
                <groupId>dom4j</groupId>
                <artifactId>dom4j</artifactId>
                <version>1.6.1</version>
            </dependency>
            <dependency>
                <groupId>xml-apis</groupId>
                <artifactId>xml-apis</artifactId>
                <version>1.4.01</version>
            </dependency>
        </dependencies>
    </dependencyManagement>
    <dependencies>
        <dependency>
            <groupId>javax.servlet</groupId>
            <artifactId>servlet-api</artifactId>
            <version>${servlet-api.version}</version>
            <scope>provided</scope>
        </dependency>
    </dependencies>
    <build>
        <plugins>
            <!-- java编译插件 -->
            <plugin>
                <groupId>org.apache.maven.plugins</groupId>
                <artifactId>maven-compiler-plugin</artifactId>
                <version>3.2</version>
                <configuration>
                    <source>1.8</source>
                    <target>1.8</target>
                    <encoding>UTF-8</encoding>
                </configuration>
            </plugin>
        </plugins>
    </build>


</project>

dubbo_service_provider的pom文件

<?xml version="1.0" encoding="UTF-8"?>
<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/xsd/maven-4.0.0.xsd">
    <parent>
        <artifactId>dubbo_parent</artifactId>
        <groupId>com.zz</groupId>
        <version>1.0-SNAPSHOT</version>
    </parent>
    <modelVersion>4.0.0</modelVersion>

    <artifactId>dubbo_service_provider</artifactId>
    <packaging>war</packaging>

    <dependencies>
        <dependency>
            <groupId>com.zz</groupId>
            <artifactId>dubbo_interface</artifactId>
            <version>1.0-SNAPSHOT</version>
        </dependency>
    </dependencies>

    <build>
        <plugins>
            <plugin>
                <groupId>org.apache.tomcat.maven</groupId>
                <artifactId>tomcat7-maven-plugin</artifactId>
                <configuration>
                    <!-- 指定端口 -->
                    <port>81</port>
                    <!-- 请求路径 -->
                    <path>/</path>
                </configuration>
            </plugin>
        </plugins>
    </build>


</project>

service里的resources里的xml配置文件

  • web.xml

    <!--    加载spring容器-->
    <context-param>
        <param-name>contextConfigLocation</param-name>
        <param-value>classpath:spring-all.xml</param-value>
    </context-param>
    
    <listener>
        <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
    </listener>

  • spring-all.xml

        <import resource="classpath:spring-dao.xml"/>
    <import resource="classpath:spring-service.xml"></import>
    <import resource="classpath:spring-tx.xml"></import>
    <import resource="classpath:spring-redis.xml"></import>

  • spring-dao.xml

    <!--    数据源-->
    <bean id="dataSource" class="com.alibaba.druid.pool.DruidDataSource" destroy-method="close">
        <property name="username" value="root"/>
        <property name="password" value="root"/>
        <property name="driverClassName" value="com.mysql.jdbc.Driver"/>
        <property name="url" value="jdbc:mysql://localhost:3306/db7?characterEncoding=utf-8"/>
    </bean>
<!--    spring和mybatis整合的工厂bean-->
    <bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean">
        <property name="dataSource" ref="dataSource"/>
<!--     SqlMapConfig.xml是配置拦截器的   -->
        <property name="configLocation" value="classpath:SqlMapConfig.xml"/>
    </bean>
<!--    批量扫描接口生成代理对象-->
    <bean class="org.mybatis.spring.mapper.MapperScannerConfigurer">
<!--        指定接口所在的包-->
        <property name="basePackage" value="dao"/>
    </bean>

  • spring-redis.xml

    !--    Jedis连接池的相关配置-->
    <bean id="jedisPoolConfig" class="redis.clients.jedis.JedisPoolConfig">
        <property name="maxTotal">
            <value>200</value>
        </property>
        <property name="maxIdle">
            <value>50</value>
        </property>
        <property name="testOnBorrow" value="true"/>
        <property name="testOnReturn" value="true"/>
    </bean>
    <bean id="jedisPool" class="redis.clients.jedis.JedisPool">
        <constructor-arg name="poolConfig" ref="jedisPoolConfig"/>
        <constructor-arg name="host" value="127.0.0.1"/>
        <constructor-arg name="port" value="6379" type="int"/>
        <constructor-arg name="timeout" value="30000" type="int"/>
    </bean>

  • spring-service.xml

    <!--    指定应用名称-->
    <dubbo:application name="dubbo_service_provider"/>
<!--    指导暴露服务的端口，如果不指定默认端口20880-->
    <dubbo:protocol name="dubbo" port="20887"/>
<!--    指导注册中心地址-->
    <dubbo:registry address="zookeeper://127.0.0.1:2181"/>
<!--    批量扫描，发布服务-->
    <dubbo:annotation package="service"/>

  • spring-tx.xml

    <!--    事务管理器-->
    <bean id="transactionManager" class="org.springframework.jdbc.datasource.DataSourceTransactionManager">
        <property name="dataSource" ref="dataSource"/>
    </bean>
<!--    开启事务控制的注解支持，要去必须使用cglib创建代理对象-->
    <tx:annotation-driven transaction-manager="transactionManager" proxy-target-class="true"/>

  • SqlMapConfig.xml

    <?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE configuration PUBLIC "-//mybatis.org//DTD Config 3.0//EN"
        "http://mybatis.org/dtd/mybatis-3-config.dtd">
<configuration>
    <plugins>
        <!-- com.github.pagehelper 为 PageHelper 类所在包名 -->
        <plugin interceptor="com.github.pagehelper.PageHelper">
            <!-- 设置数据库类型 Oracle,Mysql,MariaDB,SQLite,Hsqldb,PostgreSQL 六种数据库-->
            <property name="dialect" value="mysql"/>
        </plugin>
    </plugins>

    <!--    <mappers>-->
    <!--        <package name="com.zz.dao"/>-->
    <!--    </mappers>-->
</configuration>

backend的xml配置文件

  • web.xml

    <!--委派过滤器，用于整合其他框架-->
      <filter>
            <!--整合spring security时，此过滤器的名称固定springSecurityFilterChain-->
            <filter-name>springSecurityFilterChain</filter-name>
            <filter-class>org.springframework.web.filter.DelegatingFilterProxy</filter-class>
      </filter>
      <!-- 解决post乱码 -->
      <filter>
        <filter-name>CharacterEncodingFilter</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>forceEncoding</param-name>
          <param-value>true</param-value>
        </init-param>
      </filter>

      <filter-mapping>
                <filter-name>springSecurityFilterChain</filter-name>
                <url-pattern>/*</url-pattern>
      </filter-mapping>
      <filter-mapping>
        <filter-name>CharacterEncodingFilter</filter-name>
        <url-pattern>/*</url-pattern>
      </filter-mapping>

      <servlet>
        <servlet-name>springmvc</servlet-name>
        <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
        <!-- 指定加载的配置文件 ，通过参数contextConfigLocation加载 -->
        <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>

  • log4j.properties

    ### direct log messages to stdout ###
log4j.appender.stdout=org.apache.log4j.ConsoleAppender
log4j.appender.stdout.Target=System.err
log4j.appender.stdout.layout=org.apache.log4j.PatternLayout
log4j.appender.stdout.layout.ConversionPattern=%d{ABSOLUTE} %5p %c{1}:%L - %m%n

### direct messages to file mylog.log ###
log4j.appender.file=org.apache.log4j.FileAppender
log4j.appender.file.File=c:\\mylog.log
log4j.appender.file.layout=org.apache.log4j.PatternLayout
log4j.appender.file.layout.ConversionPattern=%d{ABSOLUTE} %5p %c{1}:%L - %m%n

### set log levels - for more verbose logging change 'info' to 'debug' ###

log4j.rootLogger=debug, stdout

  • spring-redis.xml

    同之前

  • spring-security.xml

    <!--配置哪些资源匿名可以访问（不登录也可以访问）-->
    <!--<security:http security="none" pattern="/pages/a.html"></security:http>
    <security:http security="none" pattern="/pages/b.html"></security:http>-->
    <!--<security:http security="none" pattern="/pages/**"></security:http>-->
    <security:http security="none" pattern="/login.html"></security:http>
    <security:http security="none" pattern="/css/**"></security:http>
    <security:http security="none" pattern="/img/**"></security:http>
    <security:http security="none" pattern="/js/**"></security:http>
    <security:http security="none" pattern="/plugins/**"></security:http>
    <security:http security="none" pattern="http://api.map.baidu.com/**"></security:http>
    <!--
        auto-config:自动配置，如果设置为true，表示自动应用一些默认配置，比如框架会提供一个默认的登录页面
        use-expressions:是否使用spring security提供的表达式来描述权限
    -->
    <security:http auto-config="true" use-expressions="true">
        <security:headers>
            <!--设置在页面可以通过iframe访问受保护的页面，默认为不允许访问-->
            <security:frame-options policy="SAMEORIGIN"></security:frame-options>
        </security:headers>
        <!--配置拦截规则，/** 表示拦截所有请求-->
        <!--
            pattern:描述拦截规则
            asscess:指定所需的访问角色或者访问权限
        -->
        <!--只要认证通过就可以访问-->
        <security:intercept-url pattern="/pages/**"  access="isAuthenticated()" />

        <!--如果我们要使用自己指定的页面作为登录页面，必须配置登录表单.页面提交的登录表单请求是由框架负责处理-->
        <!--
            login-page:指定登录页面访问URL
        -->
        <security:form-login
                login-page="/login.html"
                username-parameter="username"
                password-parameter="password"
                login-processing-url="/login.do"
                default-target-url="/pages/main.html"
                authentication-failure-url="/login.html"></security:form-login>

        <!--
          csrf：对应CsrfFilter过滤器
          disabled：是否启用CsrfFilter过滤器，如果使用自定义登录页面需要关闭此项，否则登录操作会被禁用（403）
        -->
        <security:csrf disabled="true"></security:csrf>

        <!--
          logout：退出登录
          logout-url：退出登录操作对应的请求路径
          logout-success-url：退出登录后的跳转页面
        -->
        <security:logout logout-url="/logout.do"
                         logout-success-url="/login.html" invalidate-session="true"/>

    </security:http>

    <!--配置认证管理器-->
    <security:authentication-manager>
        <!--配置认证提供者-->
        <security:authentication-provider user-service-ref="springSecurityUserService">
            <!--
                    配置一个具体的用户，后期需要从数据库查询用户
            <security:user-service>
                <security:user name="admin" password="{noop}1234" authorities="ROLE_ADMIN"/>
            </security:user-service>
            -->
            <!--指定度密码进行加密的对象-->
            <security:password-encoder ref="passwordEncoder"></security:password-encoder>
        </security:authentication-provider>
    </security:authentication-manager>

<!--    <bean id="springSecurityUserService" class="com.zz.service.SpringSecurityUserService"></bean>-->

    <!--配置密码加密对象-->
    <bean id="passwordEncoder"
          class="org.springframework.security.crypto.bcrypt.BCryptPasswordEncoder" />

    <!--开启注解方式权限控制-->
    <security:global-method-security pre-post-annotations="enabled" />

  • springmvc.xml

    <mvc:annotation-driven>
        <mvc:message-converters register-defaults="true">
            <bean class="com.alibaba.fastjson.support.spring.FastJsonHttpMessageConverter">
                <property name="supportedMediaTypes" value="application/json"/>
                <property name="features">
                    <list>
                        <value>WriteMapNullValue</value>
                        <value>WriteDateUseDateFormat</value>
                    </list>
                </property>
            </bean>
        </mvc:message-converters>
    </mvc:annotation-driven>

    <!-- 指定应用名称 -->
    <dubbo:application name="health_backend" />
    <!--指定服务注册中心地址-->
    <dubbo:registry address="zookeeper://127.0.0.1:2181"/>
    <!--批量扫描-->
    <dubbo:annotation package="com.zz" />
    <!--
        超时全局设置 10分钟
        check=false 不检查服务提供方，开发阶段建议设置为false
        check=true 启动时检查服务提供方，如果服务提供方没有启动则报错
    -->
    <dubbo:consumer timeout="600000" check="false"/>
    <!--文件上传组件-->
    <bean id="multipartResolver"
          class="org.springframework.web.multipart.commons.CommonsMultipartResolver">
        <property name="maxUploadSize" value="104857600" />
        <property name="maxInMemorySize" value="4096" />
        <property name="defaultEncoding" value="UTF-8"/>
    </bean>

    <import resource="classpath:spring-redis.xml"></import>
    <import resource="classpath:spring-security.xml"></import>

  • SpringSecurityUserService

    @Component
public class SpringSecurityUserService implements UserDetailsService {
    //使用dubbo通过网络远程调用服务提供方获取数据库中的用户信息
    @Reference
    private UserService userService;

    //根据用户名查询数据库获取用户信息
    public UserDetails loadUserByUsername(String username) throws UsernameNotFoundException {
        User user = userService.findByUsername(username);
        if(user == null){
            //用户名不存在
            return null;
        }

        List<GrantedAuthority> list = new ArrayList<>();

        //动态为当前用户授权
        Set<Role> roles = user.getRoles();
        for (Role role : roles) {
            //遍历角色集合，为用户授予角色
            list.add(new SimpleGrantedAuthority(role.getKeyword()));
            Set<Permission> permissions = role.getPermissions();
            for (Permission permission : permissions) {
                //遍历权限集合，为用户授权
                list.add(new SimpleGrantedAuthority(permission.getKeyword()));
            }
        }

        org.springframework.security.core.userdetails.User securityUser =
        new org.springframework.security.core.userdetails.User(username,user.getPassword(),list);

        return securityUser;
    }
}
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