app平台搭建

ssm+idea

在idea中创建好项目以后 配置pom.xml

时常刷新

1.环境搭建

1.设置版本插件

 <properties>
<project.build.sourceEncoding>
					UTF-8</project.build.sourceEncoding>
        <maven.compiler.source>1.8</maven.compiler.source>
        <maven.compiler.target>1.8</maven.compiler.target>
    </properties>

    <build>
        <plugins>
            <plugin>
                <artifactId>maven-compiler-plugin</artifactId>
                <version>3.8.0</version>
            </plugin>
        </plugins>
    </build>

2.添加SSM依赖jar

scope作用域 jar引入的范围

   provided 表示在项目部署到服务器后不再导入此依赖[tomcat]

runtime 在运行时才会进行引入[mysql]

text只有在测试的时候才会进行引入
    <properties>
        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
        <maven.compiler.source>1.8</maven.compiler.source>
        <maven.compiler.target>1.8</maven.compiler.target>

        <!-- 统一版本 -->
        <spring.version>4.3.23.RELEASE</spring.version>
        <mybatis.version>3.5.0</mybatis.version>
        <mysql-connector-java>5.1.47</mysql-connector-java>
        <fastjson.version>1.2.31</fastjson.version>
        <tomcat.version>8.5.42</tomcat.version>
    </properties>



<dependencies>
        <dependency>
            <groupId>org.mybatis</groupId>
            <artifactId>mybatis</artifactId>
            <version>${mybatis.version}</version>
        </dependency>
        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-beans</artifactId>
            <version>${spring.version}</version>
        </dependency>
        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-core</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-context-support</artifactId>
            <version>${spring.version}</version>
        </dependency>
        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-expression</artifactId>
            <version>${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>${spring.version}</version>
        </dependency>
        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-jdbc</artifactId>
            <version>${spring.version}</version>
        </dependency>
        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-tx</artifactId>
            <version>${spring.version}</version>
        </dependency>

        <dependency>
            <groupId>cglib</groupId>
            <artifactId>cglib</artifactId>
            <version>3.2.5</version>
        </dependency>
        <dependency>
            <groupId>org.mybatis</groupId>
            <artifactId>mybatis-spring</artifactId>
            <version>1.3.2</version>
        </dependency>
        <!-- // MyBatis所需 -->
        <!-- MySQL的驱动 -->
        <dependency>
            <groupId>mysql</groupId>
            <artifactId>mysql-connector-java</artifactId>
            <version>${mysql-connector-java}</version>
            <!-- scope:表示在运行时才会进行引入 -->
            <scope>runtime</scope>
        </dependency>
        <!-- FastJSON -->
        <dependency>
            <groupId>com.alibaba</groupId>
            <artifactId>fastjson</artifactId>
            <version>${fastjson.version}</version>
        </dependency>

        <!-- 日志所需 -->
        <dependency>
            <groupId>org.slf4j</groupId>
            <artifactId>slf4j-log4j12</artifactId>
            <version>1.6.6</version>
        </dependency>
        <dependency>
            <groupId>org.apache.logging.log4j</groupId>
            <artifactId>log4j-core</artifactId>
            <version>2.11.2</version>
        </dependency>

        <!-- jstl标签 -->
        <dependency>
            <groupId>jstl</groupId>
            <artifactId>jstl</artifactId>
            <version>1.2</version>
        </dependency>

        <!-- 连接池 -->
        <dependency>
            <groupId>commons-dbcp</groupId>
            <artifactId>commons-dbcp</artifactId>
            <version>1.4</version>
        </dependency>

        <!-- 文件上传 -->
        <dependency>
            <groupId>commons-fileupload</groupId>
            <artifactId>commons-fileupload</artifactId>
            <version>1.3.1</version>
        </dependency>

        <!-- Tomcat相关库(Java EE) -->
        <dependency>
            <groupId>org.apache.tomcat</groupId>
            <artifactId>tomcat-jsp-api</artifactId>
            <version>${tomcat.version}</version>
            <!-- 作用域 Jar引入的范围  provided表示在项目部署到服务器后不再导入此依赖 -->
            <scope>provided</scope>
        </dependency>
    </dependencies>

3.针对idea引入的资源插件

 在build里面写
 <!--
            我们自然知道,Java代码应该放在src/main/java目录
            配置文件应该放在src/main/resources目录

            Eclipse没有这问题,但是IDEA中非常严格
            它只会在Java目录(蓝色目录)识别Java代码,配置文件不进行识别
            它只会在resources目录(带个小数据库标志的)识别配置文件代码(properties  xml  yml cfg...) Java代码不识别

            所以对于我们来讲,Mapper接口开发,Mapper的XML文件需要和Mapper接口放在一起
            IDEA不扫描!
        -->
        <resources>
            <resource>
                <directory>src/main/java</directory>
                <includes>
                    <include>**/*.xml
                    **/*.properties</include>
                </includes>
            </resource>
            <resource>
                <directory>src/main/resources</directory>
                <filtering>true</filtering>
            </resource>
        </resources>

4.打成war包

在main下面建立一个webapp(名字固定) 存放静态资源页面

pom.xml
<groupId>cn.kgc</groupId>
    <artifactId>AppInfoMgrSys</artifactId>
    <version>1.0-SNAPSHOT</version>
    <!--不写默认为jar 同样也无法进行web开发-->
    <packaging>war</packaging>

2.配置ssm环境

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