Scala的安装及环境配置
1.安装Scala到C盘上
(Scala绿色版压缩包 提取码:346r )
2.配置本地环境变量
3.检测是否安装完成
4.在idea中运行scala
(1)新建一个maven项目
(2)修改依赖配置 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>scala_test</groupId>
<artifactId>scala</artifactId>
<version>1.0-SNAPSHOT</version>
<dependencies>
<dependency>
<groupId>org.scala-lang</groupId>
<artifactId>scala-library</artifactId>
<version>2.11.8</version>
</dependency>
</dependencies>
<build>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
<version>3.6.1</version>
<configuration>
<source>1.8</source>
<target>1.8</target>
</configuration>
</plugin>
<plugin>
<groupId>net.alchim31.maven</groupId>
<artifactId>scala-maven-plugin</artifactId>
<version>3.2.2</version>
<executions>
<execution>
<goals>
<goal>compile</goal>
<goal>testCompile</goal>
</goals>
</execution>
</executions>
</plugin>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-assembly-plugin</artifactId>
<version>3.0.0</version>
<executions>
<execution>
<id>make-assembly</id>
<phase>package</phase>
<goals>
<goal>single</goal>
</goals>
</execution>
</executions>
<configuration>
<archive>
<manifest>
<mainClass>com.oracle.scala.lesson.HelloWorld</mainClass>
</manifest>
</archive>
<descriptorRefs>
<descriptorRef>jar-with-dependencies</descriptorRef>
</descriptorRefs>
</configuration>
</plugin>
</plugins>
</build>
</project>
(3)将java文件名改为scala
(4)下载Scala插件
- 第三步可以先不用做,这里提供本地库文件链接 提取码:914s *
(5)重启idea
(6)编写一个Scala程序
object HelloWorld {
def main(args: Array[String]): Unit = {
println("HelloWorld")
}
}
(7)运行结果
5.在本地后台运行Scala的jar包
(1)获取程序路径
(2)修改依赖中的路径
(3)打包
(4)获取路径在后台中运行
(5)使用Scala命令运行