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  • dubbo+zookeeper+spring+springMVC+mybatis的使用

    使用条件:

         eclipse-jee-luna-SR2-win32-x86_64

         jdk1.7,Apache Tomcat v8.0,maven

         zookeeper3.4.6

         dubbo-2.4.10

         dubbo-monitor-simple-2.5.4-SNAPSHOT-assembly.tar.gz(dubbo简易监控中心)

    服务提供者的工程目录(下左):                               服务消费者的工程目录(下右):

             

    服务提供者的pom.xml:

    banksteel-yesen:

    <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>4.0.0</modelVersion>
    
      <groupId>bankmineral</groupId>
      <artifactId>banksteel-yesen</artifactId>
       <packaging>pom</packaging>
      <version>0.0.1-SNAPSHOT</version>
    
      <name>banksteel-yesen</name>
      <url>http://maven.apache.org</url>
    
      <!-- 对项目的banksteel-yesen、banksteel-yesen-api、banksteel-yesen-provider这三个模块进行聚合 -->
      <modules>
        <module>../banksteel-yesen-api</module>
        <module>../banksteel-yesen-provider</module>
      </modules>
      
      <dependencyManagement>
          <dependencies>
             <dependency>
               <groupId>bankmineral</groupId>
               <artifactId>banksteel-user-api</artifactId>
               <!-- 访问maven.version属性 -->
               <version>${maven.version}</version>
               <scope>compile</scope>
            </dependency>
            <dependency>
               <groupId>bankmineral</groupId>
               <artifactId>banksteel-user-provider</artifactId>
               <!-- 访问maven.version属性 -->
               <version>${maven.version}</version>
            </dependency>  
      </dependencies>
      </dependencyManagement>
    </project>
    View Code

    banksteel-yesen-api:

    <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>bankmineral</groupId>
      <artifactId>banksteel-yesen-api</artifactId>
      <version>0.0.1-SNAPSHOT</version>
      <packaging>jar</packaging>
    
      <name>banksteel-yesen-api</name>
      <url>http://maven.apache.org</url>
    
      <properties>
        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
            <!-- spring版本号 -->
            <spring.version>4.0.2.RELEASE</spring.version>
            <!-- mybatis版本号 -->
            <mybatis.version>3.2.6</mybatis.version>
            <!-- log4j日志文件管理包版本 -->
            <slf4j.version>1.7.7</slf4j.version>
            <log4j.version>1.2.17</log4j.version>
        </properties>
        <parent>  
           <groupId>bankmineral</groupId>
           <artifactId>banksteel-yesen</artifactId>
            <version>0.0.1-SNAPSHOT</version>
            <!-- 使用相对路径 -->
           <relativePath>../banksteel-yesen/pom.xml</relativePath>  
      </parent>
      <dependencies>
          <dependency>
              <groupId>junit</groupId>
              <artifactId>junit</artifactId>
              <version>3.8.1</version>
              <scope>test</scope>
            </dependency> 
        <dependency>
                <groupId>org.springframework</groupId>
                <artifactId>spring-core</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-oxm</artifactId>
                <version>${spring.version}</version>
            </dependency>
            <dependency>
                <groupId>org.springframework</groupId>
                <artifactId>spring-tx</artifactId>
                <version>${spring.version}</version>
            </dependency>
            <dependency>
                <groupId>org.springframework</groupId>
                <artifactId>spring-jdbc</artifactId>
                <version>${spring.version}</version>
            </dependency>
            <dependency>
                <groupId>org.springframework</groupId>
                <artifactId>spring-webmvc</artifactId>
                <version>${spring.version}</version>
            </dependency>
            <dependency>
                <groupId>org.springframework</groupId>
                <artifactId>spring-aop</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>${spring.version}</version>
            </dependency>
                <dependency>
                <groupId>org.aspectj</groupId>
                <artifactId>aspectjrt</artifactId>
                <version>1.6.12</version>
            </dependency>
            <dependency>
                <groupId>org.aspectj</groupId>
                <artifactId>aspectjweaver</artifactId>
                <version>1.6.12</version>
            </dependency>    
             <dependency>  
                    <groupId>org.javassist</groupId>  
                    <artifactId>javassist</artifactId>  
                    <version>3.18.1-GA</version>  
               </dependency> 
            <dependency>
                  <groupId>org.jboss.netty</groupId>
                  <artifactId>netty</artifactId>
                  <version>3.2.5.Final</version>
            </dependency>
            <dependency>
                  <groupId>org.apache.zookeeper</groupId>
                  <artifactId>zookeeper</artifactId>
                  <version>3.4.6</version>
            </dependency>    
            <!-- mybatis核心包 -->
            <dependency>
                <groupId>org.mybatis</groupId>
                <artifactId>mybatis</artifactId>
                <version>${mybatis.version}</version>  
                </dependency>
                <!-- 日志文件管理包 -->
            <!-- log start -->
            <dependency>
                <groupId>log4j</groupId>
                <artifactId>log4j</artifactId>
                <version>${log4j.version}</version>
            </dependency>
                <dependency>
                <groupId>org.slf4j</groupId>
                <artifactId>slf4j-api</artifactId>
                <version>${slf4j.version}</version>
            </dependency>
            <dependency>
                <groupId>org.slf4j</groupId>
                <artifactId>slf4j-log4j12</artifactId>
                <version>${slf4j.version}</version>
            </dependency>
            <!-- log end -->      
      </dependencies>
    
    </project>
    View Code

    banksteel-yesen-provider:

    <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>4.0.0</modelVersion>
      <groupId>bankmineral</groupId>
      <artifactId>banksteel-yesen-provider</artifactId>
      <packaging>jar</packaging>
      <version>0.0.1-SNAPSHOT</version>
      <name>banksteel-yesen-provider Maven Webapp</name>
      <url>http://maven.apache.org</url>
      <parent>  
           <groupId>bankmineral</groupId>
           <artifactId>banksteel-yesen</artifactId>
            <version>0.0.1-SNAPSHOT</version>
            <!-- 使用相对路径 -->
           <relativePath>../banksteel-yesen/pom.xml</relativePath>  
      </parent>
    
      <dependencies>
        <dependency>
             <groupId>bankmineral</groupId>
              <artifactId>banksteel-yesen-api</artifactId>
               <version>0.0.1-SNAPSHOT</version>
        </dependency> 
       
            <!-- mybatis/spring包 -->
            <dependency>
                <groupId>org.mybatis</groupId>
                <artifactId>mybatis-spring</artifactId>
                <version>1.2.2</version>
            </dependency>
            <!-- 导入java ee jar 包 -->
            <dependency>
                <groupId>javax</groupId>
                <artifactId>javaee-api</artifactId>
                <version>7.0</version>
            </dependency>
            <!-- 导入Mysql数据库链接jar包 -->
            <dependency>
                <groupId>mysql</groupId>
                <artifactId>mysql-connector-java</artifactId>
                <version>5.1.30</version>
            </dependency>
            <!-- 导入dbcp的jar包,用来在applicationContext.xml中配置数据库 -->
            <dependency>
                <groupId>commons-dbcp</groupId>
                <artifactId>commons-dbcp</artifactId>
                <version>1.2.2</version>
            </dependency>
            <!-- JSTL标签类 -->
            <dependency>
                <groupId>jstl</groupId>
                <artifactId>jstl</artifactId>
                <version>1.2</version>
            </dependency>
        
            <!-- 格式化对象,方便输出日志 -->
            <dependency>
                <groupId>com.alibaba</groupId>
                <artifactId>fastjson</artifactId>
                <version>1.1.41</version>
            </dependency>
    
            <!-- 映入JSON -->
            <dependency>
                <groupId>org.codehaus.jackson</groupId>
                <artifactId>jackson-mapper-asl</artifactId>
                <version>1.9.13</version>
            </dependency>
            <!-- 上传组件包 -->
            <dependency>
                <groupId>commons-fileupload</groupId>
                <artifactId>commons-fileupload</artifactId>
                <version>1.3.1</version>
            </dependency>
            <dependency>
                <groupId>commons-io</groupId>
                <artifactId>commons-io</artifactId>
                <version>2.4</version>
            </dependency>
            <dependency>
                <groupId>commons-codec</groupId>
                <artifactId>commons-codec</artifactId>
                <version>1.9</version>
            </dependency>    
            <dependency>
                <groupId>com.alibaba</groupId>
                <artifactId>dubbo</artifactId>
                <version>2.4.10</version>
            </dependency>
            <dependency>
                <groupId>com.101tec</groupId>
                <artifactId>zkclient</artifactId>
                <version>0.4</version>
        </dependency>
      </dependencies>
      <build>
              <resources>
                <resource>
                    <targetPath>${project.build.directory}/classes</targetPath>
                    <directory>src/main/resources</directory>
                    <filtering>true</filtering>
                    <includes>
                    <include>**/*.xml</include>
                    <include>*.properties</include>
                    </includes>
                </resource>
                <!-- 结合com.alibaba.dubbo.container.Main -->
                <resource>
                    <targetPath>${project.build.directory}/classes/META-INF/spring</targetPath>
                    <directory>src/main/resources/spring</directory>
                    <filtering>true</filtering>
                    <includes>
                        <include>spring-mybatis.xml</include>
                    </includes>
                </resource>
            </resources>
            
            <pluginManagement>
                <plugins>
                    <!-- 解决Maven插件在Eclipse内执行了一系列的生命周期引起冲突 -->
                    <plugin>
                        <groupId>org.eclipse.m2e</groupId>
                        <artifactId>lifecycle-mapping</artifactId>
                        <version>1.0.0</version>
                        <configuration>
                            <lifecycleMappingMetadata>
                                <pluginExecutions>
                                    <pluginExecution>
                                        <pluginExecutionFilter>
                                            <groupId>org.apache.maven.plugins</groupId>
                                            <artifactId>maven-dependency-plugin</artifactId>
                                            <versionRange>[2.0,)</versionRange>
                                            <goals>
                                                <goal>copy-dependencies</goal>
                                            </goals>
                                        </pluginExecutionFilter>
                                        <action>
                                            <ignore />
                                        </action>
                                    </pluginExecution>
                                </pluginExecutions>
                            </lifecycleMappingMetadata>
                        </configuration>
                    </plugin>
                </plugins>
            </pluginManagement>
            <plugins>
                <!-- 打包jar文件时,配置manifest文件,加入lib包的jar依赖 -->
                <plugin>
                    <groupId>org.apache.maven.plugins</groupId>
                    <artifactId>maven-jar-plugin</artifactId>
                    <configuration>
                        <classesDirectory>target/classes/</classesDirectory>
                        <archive>
                            <manifest>
                                <mainClass>com.alibaba.dubbo.container.Main</mainClass>
                                <!-- 打包时 MANIFEST.MF文件不记录的时间戳版本 -->
                                <useUniqueVersions>false</useUniqueVersions>
                                <addClasspath>true</addClasspath>
                                <classpathPrefix>lib/</classpathPrefix>
                            </manifest>
                            <manifestEntries>
                                <Class-Path>.</Class-Path>
                            </manifestEntries>
                        </archive>
                    </configuration>
                </plugin>
                
                <plugin>
                    <groupId>org.apache.maven.plugins</groupId>
                    <artifactId>maven-dependency-plugin</artifactId>
                    <executions>
                        <execution>
                            <id>copy-dependencies</id>
                            <phase>package</phase>
                            <goals>
                                <goal>copy-dependencies</goal>
                            </goals>
                            <configuration>
                                <type>jar</type>
                                <includeTypes>jar</includeTypes>
                                <useUniqueVersions>false</useUniqueVersions>
                                <outputDirectory>
                                    ${project.build.directory}/lib
                                </outputDirectory>
                            </configuration>
                        </execution>
                    </executions>
                </plugin>
            </plugins>
        </build>
    </project>
    View Code

    服务消费者的pom.xml

    banksteel-user-app:

    <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>4.0.0</modelVersion>
      <groupId>bankmineral</groupId>
      <artifactId>banksteel-userapp</artifactId>
      <packaging>war</packaging>
      <version>0.0.1-SNAPSHOT</version>
      <name>banksteel-userapp Maven Webapp</name>
      <url>http://maven.apache.org</url>
    
        <parent>
            <groupId>bankmineral</groupId>
            <artifactId>banksteel-yesen</artifactId>
            <version>0.0.1-SNAPSHOT</version>
        </parent>
    
      <dependencies>
        <dependency>
          <groupId>junit</groupId>
          <artifactId>junit</artifactId>
          <version>3.8.1</version>
          <scope>test</scope>
        </dependency>
        <dependency>
            <groupId>bankmineral</groupId>
            <artifactId>banksteel-yesen-api</artifactId>
            <version>0.0.1-SNAPSHOT</version>
        </dependency>
    
        <dependency>
                <groupId>com.alibaba</groupId>
                <artifactId>dubbo</artifactId>
                <version>2.4.10</version>
            </dependency>
            <dependency>
                <groupId>com.101tec</groupId>
                <artifactId>zkclient</artifactId>
                <version>0.4</version>
        </dependency>
        <!-- JSTL标签类 -->
            <dependency>
                <groupId>jstl</groupId>
                <artifactId>jstl</artifactId>
                <version>1.2</version>
            </dependency>
      </dependencies>
      <build>
        <finalName>banksteel-user-app</finalName>
      </build>
    </project>
    View Code

    服务提供者的java代码:

    -----------banksteel-yesen-api-------------

    com.yesen.entity

    package com.yesen.entity;
    
    import java.io.Serializable;
    
    public class User implements Serializable{
        private long id;
        private String username;
        private String password;
        private int age;
        public long getId() {
            return id;
        }
        public void setId(long id) {
            this.id = id;
        }
        public String getUsername() {
            return username;
        }
        public void setUsername(String username) {
            this.username = username;
        }
        public String getPassword() {
            return password;
        }
        public void setPassword(String password) {
            this.password = password;
        }
        public int getAge() {
            return age;
        }
        public void setAge(int age) {
            this.age = age;
        }
    }
    View Code

    com.yesen.service

    package com.yesen.service;
    
    import java.util.List;
    import java.util.Map;
    
    import com.yesen.entity.User;
    
    public interface UserService {
    
        List<User> getUserByMap(Map<String, Object> paramMap);
    
        void insertUser(User user);
    }
    View Code

    --------banksteel-yesen-provider-------------

    com.yesen.dao

    package com.yesen.dao;
    
    import java.util.List;
    import java.util.Map;
    
    import com.yesen.entity.User;
    
    public interface UserDAO {
    
        List<User> getUserByMap(Map<String, Object> paramMap);
    
        void insertUser(User user);
    }
    View Code

    com.yesen.dao.impl

    package com.yesen.dao.impl;
    
    import java.util.List;
    import java.util.Map;
    
    import org.apache.ibatis.session.SqlSession;
    import org.mybatis.spring.SqlSessionTemplate;
    import org.springframework.beans.factory.annotation.Autowired;
    import org.springframework.stereotype.Repository;
    
    import com.yesen.dao.UserDAO;
    import com.yesen.entity.User;
    
    @Repository("userDAO")
    public class UserDAOImpl implements UserDAO {
    
        private static final String INSERT = "com.yesen.model.userMapper.insertUser";
    
        private static final String LISTBY = "com.yesen.model.userMapper.listBy";
    
        @Autowired
        private SqlSessionTemplate sqlSessionTemplate;
    
        public List<User> getUserByMap(Map<String, Object> paramMap) {
    
            SqlSession session = sqlSessionTemplate.getSqlSessionFactory().openSession();
    
            return session.selectList(LISTBY, paramMap);
        }
    
        public void insertUser(User user) {
    
            SqlSession session = sqlSessionTemplate.getSqlSessionFactory().openSession();
    
            session.insert(INSERT, user);
        }
    }
    View Code

    com.yesen.service.impl

    package com.yesen.service.impl;
    
    import java.util.List;
    import java.util.Map;
    
    import org.springframework.beans.factory.annotation.Autowired;
    import org.springframework.stereotype.Service;
    
    import com.yesen.dao.UserDAO;
    import com.yesen.entity.User;
    import com.yesen.service.UserService;
    
    @Service("userService")
    public class UserServiceImpl implements UserService {
    
        @Autowired
        private UserDAO userDAO;
    
        public List<User> getUserByMap(Map<String, Object> paramMap) {
            
            return userDAO.getUserByMap(paramMap);
        }
    
        public void insertUser(User user) {
            
            userDAO.insertUser(user);
        }
    }
    View Code

    服务提供者的其他配置:

    目录结构只看src/main/resources

    userMapper.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.yesen.model.userMapper">
    
    <sql id="user">user</sql>
    <!-- 结果集定义 -->
        <resultMap id="userMap" type="user">
            <id column="id" property="id" />
            <result column="username" property="username" />
            <result column="password" property="password" />
            <result column="age" property="age" />
        </resultMap>
    
        <sql id="base_column_list">
            ID, USERNAME, PASSWORD, AGE
        </sql>
    
        <!-- 新增操作 -->
        <insert id="insertUser" parameterType="user" useGeneratedKeys="true" keyProperty="id">
            INSERT INTO
            <include refid="user" />
            (USERNAME, PASSWORD, AGE)
            VALUES
            (#{username},#{password}, #{age})
        </insert>
    
    <!-- 通过参数MAP获取会员附件信息对象列表 -->
        <select id="listBy" parameterType="map" resultMap="userMap">
            SELECT
            <include refid="base_column_list" />
            FROM
            <include refid="user" />
            <where>
                <include refid="condition_sql" />
            </where>
            ORDER BY id DESC
            <if test="rowNum != null">
                LIMIT #{rowNum}
            </if>
        </select>
    
    <!-- 查询条件where语句块 -->
        <sql id="condition_sql">
            <if test="username != null">
                AND USERNAME = #{username}
            </if>
            <if test="password != null">
                AND PASSWORD = #{password}
            </if>
        </sql>
        </mapper>
    View Code

    mybatis-config.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>
        <settings>
            <!-- 这个配置使全局的映射器启用或禁用 缓存 -->
            <setting name="cacheEnabled" value="true" />
            <!-- 全局启用或禁用延迟加载。当禁用时, 所有关联对象都会即时加载 -->
            <setting name="lazyLoadingEnabled" value="true" />
            <!-- 允许或不允许多种结果集从一个单独 的语句中返回(需要适合的驱动) -->
            <setting name="multipleResultSetsEnabled" value="true" />
            <!-- 使用列标签代替列名。 不同的驱动在这 方便表现不同。 参考驱动文档或充分测 试两种方法来决定所使用的驱动 -->
            <setting name="useColumnLabel" value="true" />
            <!-- 允许 JDBC 支持生成的键。 需要适合的 驱动。 如果设置为 true 则这个设置强制 生成的键被使用, 尽管一些驱动拒绝兼 容但仍然有效(比如 Derby) -->
            <setting name="useGeneratedKeys" value="false" />
            <!-- 配置默认的执行器。SIMPLE 执行器没 有什么特别之处。REUSE 执行器重用 预处理语句。BATCH 执行器重用语句 和批量更新 -->
            <setting name="defaultExecutorType" value="SIMPLE" />
            <!-- 设置超时时间, 它决定驱动等待一个数 据库响应的时间 -->
            <setting name="defaultStatementTimeout" value="100" />
            <setting name="safeRowBoundsEnabled" value="false" />
            <setting name="mapUnderscoreToCamelCase" value="false" />
            <setting name="localCacheScope" value="SESSION" />
            <setting name="jdbcTypeForNull" value="OTHER" />
            <setting name="lazyLoadTriggerMethods" value="equals,clone,hashCode,toString" />
        </settings>
    
        <typeAliases>
            <typeAlias alias="user" type="com.yesen.entity.User" />
        </typeAliases>
    </configuration>
    View Code

    dubbo-service.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:dubbo="http://code.alibabatech.com/schema/dubbo"
        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://code.alibabatech.com/schema/dubbo
             http://code.alibabatech.com/schema/dubbo/dubbo.xsd">
    <!-- 具体的实现bean -->
        <bean id="userService" class="com.yesen.service.impl.UserServiceImpl"></bean>
        <dubbo:application name="banksteel-user-provider"  />
         <!-- 使用zookeeper广播注册中心暴露服务地址 -->
        <dubbo:registry address="localhost:2181" protocol="zookeeper"/>
        <!-- 用dubbo协议在20880端口暴露服务 -->
        <dubbo:protocol name="dubbo" port="20880" id="mydubbo"/>
    
        <dubbo:service interface="com.yesen.service.UserService" ref="userService"></dubbo:service>
    
    </beans>
    View Code

    spring-mybatis.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: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/aop http://www.springframework.org/schema/aop/spring-aop.xsd">
    <!-- 自动扫描 -->
        <context:component-scan base-package="com.yesen"></context:component-scan>
        <!-- 引入配置文件 -->
        <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="${jdbc.driver}" />
            <property name="url" value="${jdbc.url}" />
            <property name="username" value="${jdbc.username}" />
            <property name="password" value="${jdbc.password}" />
            <!-- 初始化连接大小 -->
            <property name="initialSize" value="${jdbc.initialSize}"></property>
            <!-- 连接池最大数量 -->
            <property name="maxActive" value="${jdbc.maxActive}"></property>
            <!-- 连接池最大空闲 -->
            <property name="maxIdle" value="${jdbc.maxIdle}"></property>
            <!-- 连接池最小空闲 -->
            <property name="minIdle" value="${jdbc.minIdle}"></property>
            <!-- 获取连接最大等待时间 -->
            <property name="maxWait" value="${jdbc.maxWait}"></property>
        </bean>
    
        <!-- spring和MyBatis完美整合,不需要mybatis的配置映射文件 -->
        <bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean">
            <property name="dataSource" ref="dataSource" />
            <!-- 自动扫描mapping.xml文件 -->
            <property name="mapperLocations" value="classpath:mybatis/mapper/*Mapper.xml"/>
            <property name="configLocation" value="classpath:mybatis/mybatis-config.xml" />
        </bean>
    
        <bean id="sqlSessionTemplate" class="org.mybatis.spring.SqlSessionTemplate" destroy-method="close" scope="prototype">
            <constructor-arg index="0" ref="sqlSessionFactory" />
        </bean>
    
        <!-- (事务管理)transaction manager, use JtaTransactionManager for global tx -->
        <bean id="transactionManager"
            class="org.springframework.jdbc.datasource.DataSourceTransactionManager">
            <property name="dataSource" ref="dataSource" />
        </bean>
        <import resource="classpath:spring/dubbo-service.xml"/>
    </beans>
    View Code

     服务消费者的java代码:

    com.yesen.controller

    package com.yesen.controller;
    
    import java.util.HashMap;
    import java.util.List;
    import java.util.Map;
    
    import javax.servlet.http.HttpServletRequest;
    
    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 com.yesen.entity.User;
    import com.yesen.service.UserService;
    
    @Controller
    public class UserController {
    
        @Autowired
        private UserService userService;
    
        @RequestMapping(value = "/create")
        public String createUser(HttpServletRequest request, Model model){
            
            String username =request.getParameter("username");
            String password =request.getParameter("password");
            String age =request.getParameter("age");
            User user = new User();
            user.setUsername(username);
            user.setPassword(password);
            user.setAge(Integer.parseInt(age));
            userService.insertUser(user);
            model.addAttribute("message", user.getUsername());
    
            return "insertSuccess";
        }
    
        @RequestMapping(value = "/query")
        public String queryUser(String username, Model model,HttpServletRequest request){
    
            Map<String, Object> paramMap = new HashMap<String, Object>();
            
            List<User> userList = userService.getUserByMap(paramMap);
            System.out.println("------------");
            for(User user: userList){
                System.out.println("姓名:"+user.getUsername()+"  ,密码:"+user.getPassword());
            }
    
            model.addAttribute(userList);
    
            return "userInfo";
        }
    }
    View Code

    服务消费者的其他配置:

    注:服务消费者工程目录中的dubbo.properties没有用到,请忽略。

    dubbo-user.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:dubbo="http://code.alibabatech.com/schema/dubbo"
        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://code.alibabatech.com/schema/dubbo
             http://code.alibabatech.com/schema/dubbo/dubbo.xsd"
             default-autowire="byName">
        
        <dubbo:application name="banksteel-userapp"  />
     
        <dubbo:registry address="zookeeper://localhost:2181" protocol="zookeeper"/>
    
        <dubbo:reference interface="com.yesen.service.UserService" id="userService" check="false" timeout="10000"/>
        
    </beans>
    View Code

    root-config.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: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/aop http://www.springframework.org/schema/aop/spring-aop.xsd">
    
        <context:component-scan base-package="com.yesen.controller" />
    <import resource="classpath:META-INF/spring/dubbo-user.xml" />
    View Code

    spring-mvc.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"
        xmlns:p="http://www.springframework.org/schema/p"
        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">
    
    <!-- 自动扫描该包,使SpringMVC认为包下用了@controller注解的类是控制器 -->
        <context:component-scan base-package="com.yesen.controller" />
        
        <!--避免IE执行AJAX时,返回JSON出现下载文件 -->
        <!-- <bean id="mappingJacksonHttpMessageConverter"
            class="org.springframework.http.converter.json.MappingJacksonHttpMessageConverter">
            <property name="supportedMediaTypes">
                <list>
                    <value>text/html;charset=UTF-8</value>
                </list>
            </property>
        </bean> -->
        <!-- 启动SpringMVC的注解功能,完成请求和注解POJO的映射 -->
        <!-- <bean
            class="org.springframework.web.servlet.mvc.annotation.AnnotationMethodHandlerAdapter">
            <property name="messageConverters">
                <list>
                    <ref bean="mappingJacksonHttpMessageConverter" />    JSON转换器
                </list>
            </property>
        </bean> -->
        <!-- 定义跳转的文件的前后缀 ,视图模式配置-->
        <bean class="org.springframework.web.servlet.view.InternalResourceViewResolver">
            <!-- 这里的配置我的理解是自动给后面action的方法return的字符串加上前缀和后缀,变成一个 可用的url地址 -->
            <property name="prefix" value="/WEB-INF/view/" />
            <property name="suffix" value=".jsp" />
        </bean>
    
    </beans>
    View Code

    web.xml:

    <?xml version="1.0" encoding="UTF-8"?>
    <web-app version="2.5" 
        xmlns="http://java.sun.com/xml/ns/javaee" 
        xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" 
        xsi:schemaLocation="http://java.sun.com/xml/ns/javaee 
        http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd">
      <display-name>Archetype Created Web Application</display-name>
      <context-param>  
            <param-name>contextConfigLocation</param-name>  
            <param-value>classpath:META-INF/spring/root-config.xml</param-value>  
        </context-param>  
        <!-- 编码过滤器 -->  
        <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>  
        </filter>  
        <filter-mapping>  
            <filter-name>encodingFilter</filter-name>  
            <url-pattern>/*</url-pattern>  
        </filter-mapping>  
        <!-- Spring监听器 -->  
        <listener>  
            <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>  
        </listener>  
        <!-- 防止Spring内存溢出监听器 -->  
        <listener>  
            <listener-class>org.springframework.web.util.IntrospectorCleanupListener</listener-class>  
        </listener>  
      
        <!-- Spring MVC servlet -->  
        <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:META-INF/spring/spring-mvc.xml</param-value>  
            </init-param>  
            <load-on-startup>1</load-on-startup>  
        </servlet>  
        <servlet-mapping>  
            <servlet-name>SpringMVC</servlet-name>  
            <!-- 此处可以可以配置成*.do,对应struts的后缀习惯 -->  
            <url-pattern>/</url-pattern>  
        </servlet-mapping> 
       
        <welcome-file-list>
            <welcome-file>/index.jsp</welcome-file>
        </welcome-file-list> 
    </web-app>
    View Code

     windows下运行项目:

    1.启动zookeeper:找到zookeeper的bin目录,双击zkServer.cmd。执行完效果如下:

    (注:我的第二步,启动dubbo服务,用执行jar的方式启动,比较繁琐。并不适用,最好是改变pom文件,打包编译的配置,用到assembly,install之后,把.tar.gz包上传到服务器,解压,里面就包含了lib目录,直接运行类似于./start.sh start命令就好了,不用像我这样启动dubbo服务,可我一直没搞出来,知道的请告诉我,再此先谢谢大神)

    2.启动dubbo服务:选中banksteel-yesen(服务提供方)右键--->Run As---> Maven clean--->Maven install一下。

    没有报错的话,在target目录下找到banksteel-yesen-provider-0.0.1-SNAPSHOT.jar 和 lib,然后一起copy出来,比如放d盘下,执行jar。  

    命令: java -jar banksteel-yesen-provider-0.0.1-SNAPSHOT.jar

    我们看到dubbo服务已经启动了。

    3.连接zookeeper客户端,我们可以看到会多出一个/dubbo节点。

    双击zkCli.cmd,然后输入 h ,按enter键,然后查看zookeeper的一些命令。

    4.启动服务消费者web工程。

    tomcat启动,我就不说了,运行的效果如下:

    5.dubbo监控中心的使用:

    dubbo-monitor-simple-2.5.4-SNAPSHOT-assembly.tar.gz  解压后。进入conf目录,找到dubbo.properties,编辑,保存。

    进入bin目录,双击start.bat。

    然后打开浏览器,输入: http:locahost:8080/services.html。  (localhost其实是zookeeper服务器的地址),效果如下:

    由上图可了解有哪些dubbo服务,以及服务的消费情况。

    源码下载:http://files.cnblogs.com/files/la-tiao-jun-blog/dubbo%E4%BE%8B%E5%AD%90.rar

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  • 原文地址:https://www.cnblogs.com/austinspark-jessylu/p/6956953.html
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