• dubbo(4):spring和springmvc快速整合

    前言

    spring和springmvc 如何快速整合？

    本章代码已分享至:https://gitee.com/lengcz/dubbo01.git

    第一节 父项目

    1. 新建一个空项目dubbo01
      在这里插入图片描述
      2.

    第二节 新建子模块dubbo-service(maven)

    1. 新建模块dubbo-service
      在这里插入图片描述

    在这里插入图片描述

    1. 导入依赖
      <properties>
        <spring.version>5.1.9.RELEASEspring.version>
        <dubbo.version>2.7.4.1dubbo.version>
        <zookeeper.version>4.0.0zookeeper.version>
    properties>

    <dependencies>
        
        <dependency>
            <groupId>javax.servletgroupId>
            <artifactId>javax.servlet-apiartifactId>
            <version>3.1.0version>
            <scope>providedscope>
        dependency>

        <dependency>
            <groupId>org.springframeworkgroupId>
            <artifactId>spring-contextartifactId>
            <version>${spring.version}version>
        dependency>
        <dependency>
            <groupId>org.springframeworkgroupId>
            <artifactId>spring-webmvcartifactId>
            <version>${spring.version}version>
        dependency>

        <dependency>
            <groupId>org.slf4jgroupId>
            <artifactId>slf4j-apiartifactId>
            <version>1.7.33version>
        dependency>
        <dependency>
            <groupId>org.slf4jgroupId>
            <artifactId>slf4j-log4j12artifactId>
            <version>1.7.33version>
        dependency>

        <dependency>
            <groupId>org.apache.dubbogroupId>
            <artifactId>dubboartifactId>
            <version>${dubbo.version}version>
        dependency>
        <dependency>
            <groupId>org.apache.curatorgroupId>
            <artifactId>curator-frameworkartifactId>
            <version>${zookeeper.version}version>
        dependency>
        <dependency>
            <groupId>org.apache.curatorgroupId>
            <artifactId>curator-recipesartifactId>
            <version>${zookeeper.version}version>
        dependency>
    dependencies>

    • 1
    • 2
    • 3
    • 4
    • 5
    • 6
    • 7
    • 8
    • 9
    • 10
    • 11
    • 12
    • 13
    • 14
    • 15
    • 16
    • 17
    • 18
    • 19
    • 20
    • 21
    • 22
    • 23
    • 24
    • 25
    • 26
    • 27
    • 28
    • 29
    • 30
    • 31
    • 32
    • 33
    • 34
    • 35
    • 36
    • 37
    • 38
    • 39
    • 40
    • 41
    • 42
    • 43
    • 44
    • 45
    • 46
    • 47
    • 48
    • 49
    • 50
    • 51
    • 52
    • 53
    1. 新建service和实现类
      在这里插入图片描述
    package com.it2.service;

public interface UserService {

     String hello();
}

    • 1
    • 2
    • 3
    • 4
    • 5
    • 6
    package com.it2.service.impl;

import com.it2.service.UserService;
import org.springframework.stereotype.Service;

@Service
public class UserServiceImpl implements UserService {
    public String hello() {
        return "hello dubbo";
    }
}

    • 1
    • 2
    • 3
    • 4
    • 5
    • 6
    • 7
    • 8
    • 9
    • 10
    • 11
    1. 在resources目录下创建spring文件夹，并在spring文件夹下创建applicationContext.xml
    
<beans xmlns="http://www.springframework.org/schema/beans"
       xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
       xmlns:dubbo="http://dubbo.apache.org/schema/dubbo" xmlns:context="http://www.springframework.org/schema/context"
       xsi:schemaLocation="http://www.springframework.org/schema/beans
       http://www.springframework.org/schema/beans/spring-beans.xsd
       http://dubbo.apache.org/schema/dubbo http://dubbo.apache.org/schema/dubbo/dubbo.xsd http://www.springframework.org/schema/context https://www.springframework.org/schema/context/spring-context.xsd">

    
    <context:component-scan base-package="com.it2.service"/>

beans>

    • 1
    • 2
    • 3
    • 4
    • 5
    • 6
    • 7
    • 8
    • 9
    • 10
    • 11
    • 12
    1. 在resources目录配置log4.properties
    ### 设置###
log4j.rootLogger = debug,stdout,Deb,Err

### 输出信息到控制抬 ###
log4j.appender.stdout = org.apache.log4j.ConsoleAppender
log4j.appender.stdout.Target = System.out
log4j.appender.stdout.layout = org.apache.log4j.PatternLayout
log4j.appender.stdout.layout.ConversionPattern = [%-5p] %d{yyyy-MM-dd HH:mm:ss,SSS} method:%l%n%m%n

### 输出DEBUG 级别以上的日志到=../logs/error.log ###
log4j.appender.Deb = org.apache.log4j.DailyRollingFileAppender
log4j.appender.Deb.File = ../logs/log.log
log4j.appender.Deb.Append = true
log4j.appender.Deb.Threshold = DEBUG 
log4j.appender.Deb.layout = org.apache.log4j.PatternLayout
log4j.appender.Deb.layout.ConversionPattern = %-d{yyyy-MM-dd HH:mm:ss}  [ %t:%r ] - [ %p ]  %m%n

### 输出ERROR 级别以上的日志到=../logs/error.log ###
log4j.appender.Err = org.apache.log4j.DailyRollingFileAppender
log4j.appender.Err.File =../logs/error.log 
log4j.appender.Err.Append = true
log4j.appender.Err.Threshold = ERROR 
log4j.appender.Err.layout = org.apache.log4j.PatternLayout
log4j.appender.Err.layout.ConversionPattern = %-d{yyyy-MM-dd HH:mm:ss}  [ %t:%r ] - [ %p ]  %m%n

    • 1
    • 2
    • 3
    • 4
    • 5
    • 6
    • 7
    • 8
    • 9
    • 10
    • 11
    • 12
    • 13
    • 14
    • 15
    • 16
    • 17
    • 18
    • 19
    • 20
    • 21
    • 22
    • 23
    • 24

    第三节 新建子模块dubbo-web(maven)

    1. 新建项目
      在这里插入图片描述

    在这里插入图片描述

    1. 导入依赖并配置tomcat启动插件
     <properties>
        <spring.version>5.1.9.RELEASEspring.version>
        <dubbo.version>2.7.4.1dubbo.version>
        <zookeeper.version>4.0.0zookeeper.version>
    properties>

    <dependencies>
        
        <dependency>
            <groupId>javax.servletgroupId>
            <artifactId>javax.servlet-apiartifactId>
            <version>3.1.0version>
            <scope>providedscope>
        dependency>

        <dependency>
            <groupId>org.springframeworkgroupId>
            <artifactId>spring-contextartifactId>
            <version>${spring.version}version>
        dependency>
        <dependency>
            <groupId>org.springframeworkgroupId>
            <artifactId>spring-webmvcartifactId>
            <version>${spring.version}version>
        dependency>
        <dependency>
            <groupId>org.slf4jgroupId>
            <artifactId>slf4j-apiartifactId>
            <version>1.7.33version>
        dependency>
        <dependency>
            <groupId>org.slf4jgroupId>
            <artifactId>slf4j-log4j12artifactId>
            <version>1.7.33version>
        dependency>

        <dependency>
            <groupId>org.apache.dubbogroupId>
            <artifactId>dubboartifactId>
            <version>${dubbo.version}version>
        dependency>
        <dependency>
            <groupId>org.apache.curatorgroupId>
            <artifactId>curator-frameworkartifactId>
            <version>${zookeeper.version}version>
        dependency>
        <dependency>
            <groupId>org.apache.curatorgroupId>
            <artifactId>curator-recipesartifactId>
            <version>${zookeeper.version}version>
        dependency>

        <dependency>
            <groupId>com.it2groupId>
            <artifactId>dubbo-serviceartifactId>
            <version>1.0-SNAPSHOTversion>
        dependency>

    dependencies>

    <build>
        <plugins>
            
            <plugin>
                <groupId>org.apache.tomcat.mavengroupId>
                <artifactId>tomcat7-maven-pluginartifactId>
                <version>2.1version>
                <configuration>
                    <port>8000port>
                    <path>/path>
                configuration>
            plugin>
        plugins>
    build>

    • 1
    • 2
    • 3
    • 4
    • 5
    • 6
    • 7
    • 8
    • 9
    • 10
    • 11
    • 12
    • 13
    • 14
    • 15
    • 16
    • 17
    • 18
    • 19
    • 20
    • 21
    • 22
    • 23
    • 24
    • 25
    • 26
    • 27
    • 28
    • 29
    • 30
    • 31
    • 32
    • 33
    • 34
    • 35
    • 36
    • 37
    • 38
    • 39
    • 40
    • 41
    • 42
    • 43
    • 44
    • 45
    • 46
    • 47
    • 48
    • 49
    • 50
    • 51
    • 52
    • 53
    • 54
    • 55
    • 56
    • 57
    • 58
    • 59
    • 60
    • 61
    • 62
    • 63
    • 64
    • 65
    • 66
    • 67
    • 68
    • 69
    • 70
    • 71
    • 72
    • 73
    • 74
    1. 项目改成war形式
      
    <packaging>warpackaging>

    • 1
    • 2

    在这里插入图片描述
    4. 在resources目录下创建spring文件夹，并新建springmvc.xml

    
<beans xmlns="http://www.springframework.org/schema/beans"
       xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
       xmlns:dubbo="http://dubbo.apache.org/schema/dubbo"
       xmlns:mvc="http://www.springframework.org/schema/mvc"
       xmlns:context="http://www.springframework.org/schema/context"
       xmlns:aop="http://www.springframework.org/schema/aop" xmlns:tx="http://www.springframework.org/schema/tx"
       xsi:schemaLocation="http://www.springframework.org/schema/beans
		http://www.springframework.org/schema/beans/spring-beans-4.0.xsd
		http://www.springframework.org/schema/mvc
		http://www.springframework.org/schema/mvc/spring-mvc-4.0.xsd
		http://dubbo.apache.org/schema/dubbo
		http://dubbo.apache.org/schema/dubbo/dubbo.xsd
		http://www.springframework.org/schema/context
		http://www.springframework.org/schema/context/spring-context-4.0.xsd
		http://www.springframework.org/schema/aop
		http://www.springframework.org/schema/aop/spring-aop-4.0.xsd
		http://www.springframework.org/schema/tx
		http://www.springframework.org/schema/tx/spring-tx-4.0.xsd ">
    <mvc:annotation-driven/>
    <context:component-scan base-package="com.it2.controller"/>


beans>

    • 1
    • 2
    • 3
    • 4
    • 5
    • 6
    • 7
    • 8
    • 9
    • 10
    • 11
    • 12
    • 13
    • 14
    • 15
    • 16
    • 17
    • 18
    • 19
    • 20
    • 21
    • 22
    • 23
    • 24
    1. 在main目录下创建webapp文件夹，并在webapp下创建WEB-INF文件夹，在WEB-INF下配置web.xml文件
      在这里插入图片描述
    
<web-app xmlns="http://xmlns.jcp.org/xml/ns/javaee"
         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
         xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/javaee http://xmlns.jcp.org/xml/ns/javaee/web-app_4_0.xsd"
         version="4.0">

    <context-param>
        <param-name>contextConfigLocationparam-name>
        <param-value>classpath*:spring/applicationContext*.xmlparam-value>
    context-param>
    <listener>
        <listener-class>org.springframework.web.context.ContextLoaderListenerlistener-class>
    listener>

    
    <servlet>
        <servlet-name>springmvcservlet-name>
        <servlet-class>org.springframework.web.servlet.DispatcherServletservlet-class>
        
        <init-param>
            <param-name>contextConfigLocationparam-name>
            <param-value>classpath:spring/springmvc.xmlparam-value>
        init-param>
    servlet>
    <servlet-mapping>
        <servlet-name>springmvcservlet-name>
        <url-pattern>*.dourl-pattern>
    servlet-mapping>

web-app>

    • 1
    • 2
    • 3
    • 4
    • 5
    • 6
    • 7
    • 8
    • 9
    • 10
    • 11
    • 12
    • 13
    • 14
    • 15
    • 16
    • 17
    • 18
    • 19
    • 20
    • 21
    • 22
    • 23
    • 24
    • 25
    • 26
    • 27
    • 28
    • 29
    • 30
    1. 在resources目录配置log4.properties
    ### 设置###
log4j.rootLogger = debug,stdout,Deb,Err

### 输出信息到控制抬 ###
log4j.appender.stdout = org.apache.log4j.ConsoleAppender
log4j.appender.stdout.Target = System.out
log4j.appender.stdout.layout = org.apache.log4j.PatternLayout
log4j.appender.stdout.layout.ConversionPattern = [%-5p] %d{yyyy-MM-dd HH:mm:ss,SSS} method:%l%n%m%n

### 输出DEBUG 级别以上的日志到=../logs/error.log ###
log4j.appender.Deb = org.apache.log4j.DailyRollingFileAppender
log4j.appender.Deb.File = ../logs/log.log
log4j.appender.Deb.Append = true
log4j.appender.Deb.Threshold = DEBUG 
log4j.appender.Deb.layout = org.apache.log4j.PatternLayout
log4j.appender.Deb.layout.ConversionPattern = %-d{yyyy-MM-dd HH:mm:ss}  [ %t:%r ] - [ %p ]  %m%n

### 输出ERROR 级别以上的日志到=../logs/error.log ###
log4j.appender.Err = org.apache.log4j.DailyRollingFileAppender
log4j.appender.Err.File =../logs/error.log 
log4j.appender.Err.Append = true
log4j.appender.Err.Threshold = ERROR 
log4j.appender.Err.layout = org.apache.log4j.PatternLayout
log4j.appender.Err.layout.ConversionPattern = %-d{yyyy-MM-dd HH:mm:ss}  [ %t:%r ] - [ %p ]  %m%n

    • 1
    • 2
    • 3
    • 4
    • 5
    • 6
    • 7
    • 8
    • 9
    • 10
    • 11
    • 12
    • 13
    • 14
    • 15
    • 16
    • 17
    • 18
    • 19
    • 20
    • 21
    • 22
    • 23
    • 24
    1. 编写controller
      在这里插入图片描述
    package com.it2.controller;


import com.it2.service.UserService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;

@RestController
@RequestMapping("/user")
public class UserController {

    @Autowired
    private UserService userService;//注入service

    @RequestMapping("/sayhello")
    public String sayhello(){
        return userService.hello();
    }
}

    • 1
    • 2
    • 3
    • 4
    • 5
    • 6
    • 7
    • 8
    • 9
    • 10
    • 11
    • 12
    • 13
    • 14
    • 15
    • 16
    • 17
    • 18
    • 19
    • 20
    1. 启动项目

    由于dubbo-web依赖dubbo-service，所以需要先让dubbo-service执行一下install，如果已执行install可以忽略

    在这里插入图片描述

    在这里插入图片描述

    1. 打开浏览器访问http://localhost:8000/user/sayhello.do
      在这里插入图片描述

    自此，spring和springmvc快速就完成了。

  • 相关阅读:
    图像哈希：DCT篇
    【CSS】设置文字(文本)的渐变色
    第二章 C++的输出
    Node.js安装环境环境配置，以及yarn安装以及踩坑之路
    go的堆内存结构分析
    知识库网站如何搭建？需要注意这五个要点！
    SAP S4 FI后台详细配置教程- PART3 （财务凭证相关配置篇）
    【C++ 程序设计入门基础】- Chapter One
    java88-Charactor包装类
    Kali Linux 2024.1
  • 原文地址：https://blog.csdn.net/u011628753/article/details/126977332