1、使用Servlet容器运行(Tomcat、Jetty等),不推荐
即把工程做成web工程,在web.xml里面启动spring,然后在spring中启动dubbo服务。dubbo服务随着tomcat启动而启动了。但是这种方式并不推荐使用,因为它增加了复杂性,浪费了内存资源。
2、自建main方法来运行,这种方式适合本地调试
Dubbo(三)------Dubbo入门示例(基于XML配置)
3、使用dubbo框架提供的main方法来运行(推荐使用)
优点:框架本身提供(com.alibaba.dubbo.container.Main),可是实现优雅关机(ShutdownHook)
现在介绍第三种方式如何使用的
主要利用maven的maven-jar-plugin和maven-dependency-plugin插件,前一个插件是配置可运行jar的manifest清单文件,该清单文件主要配置主程序main所在的位置还有依赖的jar包的位置。由于dubbo启动类 com.alibaba.dubbo.container.Main 默认自动加载META-INF/spring目录下的所有Spring配置,所以我们还需要把spring的配置文件通过maven拷贝到指定目录。除此之外,packaging的构建包类型修改为jar
pom.xml
<?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.yi</groupId>
<artifactId>dubbo-provider</artifactId>
<version>1.0-SNAPSHOT</version>
<properties>
<dubbo.version>2.6.6</dubbo.version>
<spring.version>4.3.6.RELEASE</spring.version>
<java.version>1.8</java.version>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
</properties>
<dependencies>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>3.8.1</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>com.yi</groupId>
<artifactId>dubbo-api</artifactId>
<version>1.0-SNAPSHOT</version>
</dependency>
<!-- https://mvnrepository.com/artifact/com.alibaba/dubbo -->
<dependency>
<groupId>com.alibaba</groupId>
<artifactId>dubbo</artifactId>
<version>${dubbo.version}</version>
</dependency>
<dependency>
<groupId>org.apache.zookeeper</groupId>
<artifactId>zookeeper</artifactId>
<version>3.4.10</version>
</dependency>
<dependency>
<groupId>com.101tec</groupId>
<artifactId>zkclient</artifactId>
<version>0.5</version>
</dependency>
<dependency>
<groupId>io.netty</groupId>
<artifactId>netty-all</artifactId>
<version>4.1.32.Final</version>
</dependency>
<dependency>
<groupId>org.apache.curator</groupId>
<artifactId>curator-framework</artifactId>
<version>2.8.0</version>
</dependency>
<dependency>
<groupId>org.apache.curator</groupId>
<artifactId>curator-recipes</artifactId>
<version>2.8.0</version>
</dependency>
<!-- spring相关 -->
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-core</artifactId>
<version>${spring.version}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-beans</artifactId>
<version>${spring.version}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-context</artifactId>
<version>${spring.version}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-jdbc</artifactId>
<version>${spring.version}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-web</artifactId>
<version>${spring.version}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-webmvc</artifactId>
<version>${spring.version}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-aop</artifactId>
<version>${spring.version}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-tx</artifactId>
<version>${spring.version}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-orm</artifactId>
<version>${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.springframework</groupId>
<artifactId>spring-jms</artifactId>
<version>${spring.version}</version>
</dependency>
<dependency>
<groupId>org.aspectj</groupId>
<artifactId>aspectjrt</artifactId>
<version>1.6.11</version>
</dependency>
<dependency>
<groupId>org.aspectj</groupId>
<artifactId>aspectjweaver</artifactId>
<version>1.6.11</version>
</dependency>
</dependencies>
<build>
<!-- 输出文件名 -->
<finalName>dubbo-provider</finalName>
<resources>
<!--recources文件夹下的所有文件都打进jar包-->
<resource>
<targetPath>${project.build.directory}/classes</targetPath>
<directory>src/main/resources</directory>
<filtering>true</filtering>
<includes>
<include>**/*.xml</include>
<include>**/*.properties</include>
</includes>
</resource>
<!-- com.alibaba.dubbo.container.Main加载spring配置文件的路径 META-INF/spring -->
<!-- 将 springmvc.xml文件拷贝到META-INF目录下-->
<resource>
<targetPath>${project.build.directory}/classes/META-INF/spring</targetPath>
<directory>src/main/resources/spring</directory>
<filtering>true</filtering>
<includes>
<include>*.xml</include>
</includes>
</resource>
</resources>
<plugins>
<!-- 资源文件拷贝插件 -->
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-resources-plugin</artifactId>
<version>2.7</version>
<configuration>
<encoding>UTF-8</encoding>
</configuration>
</plugin>
<!-- 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>
<!-- 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>
<version>2.6</version>
<configuration>
<classesDirectory>target/classes/</classesDirectory>
<archive>
<manifest>
<!-- 打包时 MANIFEST.MF文件不记录的时间戳版本 -->
<useUniqueVersions>false</useUniqueVersions>
<!-- 添加Class-Path -->
<addClasspath>true</addClasspath>
<!-- Class-Path添加前缀 -->
<classpathPrefix>lib/</classpathPrefix>
<!-- 指定Main-Class -->
<mainClass>com.alibaba.dubbo.container.Main</mainClass>
</manifest>
</archive>
</configuration>
</plugin>
<!-- 拷贝依赖的jar包到lib目录 -->
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-dependency-plugin</artifactId>
<version>2.10</version>
<executions>
<execution>
<id>copy</id>
<phase>package</phase>
<goals>
<goal>copy-dependencies</goal>
</goals>
<configuration>
<outputDirectory>
<!-- 拷贝依赖到lib文件夹 -->
${project.build.directory}/lib
</outputDirectory>
</configuration>
</execution>
</executions>
</plugin>
</plugins>
</build>
</project>
将maven项目打成jar包
复制lib和jar包放入同一文件夹下
使用java -jar dubbo-provider.jar
命令启动
启动成功
查看dubbo-admin