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.ya</groupId>
  <artifactId>ya-boot-scala</artifactId>
  <version>1.0</version>
  <packaging>jar</packaging>

  <properties>
    <java.version>1.8</java.version>
    <scala.version>2.11.8</scala.version>
    <skipTests>true</skipTests>
  </properties>

  <!-- 继承springboot项目-->
  <parent>
    <groupId>org.springframework.boot</groupId>
    <artifactId>spring-boot-starter-parent</artifactId>
    <version>2.0.3.RELEASE</version>
    <relativePath/> <!-- lookup parent from repository -->
  </parent>

  <dependencies>
    <!--scala-->
    <dependency>
      <groupId>org.scala-lang</groupId>
      <artifactId>scala-library</artifactId>
      <version>${scala.version}</version>
    </dependency>
    <!--web容器-->
    <dependency>
      <groupId>org.springframework.boot</groupId>
      <artifactId>spring-boot-starter-web</artifactId>
      <exclusions>
        <exclusion>
          <groupId>org.springframework.boot</groupId>
          <artifactId>spring-boot-starter-tomcat</artifactId>
        </exclusion>
      </exclusions>
    </dependency>
    <dependency>
      <groupId>org.springframework.boot</groupId>
      <artifactId>spring-boot-starter-jetty</artifactId>
    </dependency>
    <!--添加Data的依赖-->
    <dependency>
      <groupId>org.springframework.boot</groupId>
      <artifactId>spring-boot-starter-data-jpa</artifactId>
    </dependency>
    <!--添加mysql的驱动-->
    <dependency>
      <groupId>mysql</groupId>
      <artifactId>mysql-connector-java</artifactId>
    </dependency>
    <!--测试-->
    <dependency>
      <groupId>org.springframework.boot</groupId>
      <artifactId>spring-boot-starter-test</artifactId>
      <scope>test</scope>
    </dependency>
  </dependencies>

  <build>
    <plugins>
      <plugin>
        <groupId>org.springframework.boot</groupId>
        <artifactId>spring-boot-maven-plugin</artifactId>
        <configuration>
          <!-- 是否打包为可执行jar包-->
          <executable>true</executable>
        </configuration>
      </plugin>
      <plugin>
        <artifactId>maven-compiler-plugin</artifactId>
        <version>3.8.0</version>
        <configuration>
          <source>${java.version}</source>
          <target>${java.version}</target>
        </configuration>
      </plugin>
      <plugin>
        <groupId>net.alchim31.maven</groupId>
        <artifactId>scala-maven-plugin</artifactId>
        <version>3.2.1</version>
        <executions>
          <execution>
            <id>compile-scala</id>
            <phase>compile</phase>
            <goals>
              <goal>add-source</goal>
              <goal>compile</goal>
            </goals>
          </execution>
          <execution>
            <id>test-compile-scala</id>
            <phase>test-compile</phase>
            <goals>
              <goal>add-source</goal>
              <goal>testCompile</goal>
            </goals>
          </execution>
        </executions>
        <configuration>
          <recompileMode>incremental</recompileMode>
          <scalaVersion>${scala.version}</scalaVersion>
          <args>
            <arg>-deprecation</arg>
          </args>
          <jvmArgs>
            <jvmArg>-Xms64m</jvmArg>
            <jvmArg>-Xmx1024m</jvmArg>
          </jvmArgs>
        </configuration>
      </plugin>
    </plugins>
  </build>
</project>

application.yml

server:
  port: 7777
spring:
  datasource:
    driver-class-name: com.mysql.jdbc.Driver
    username: xxx
    password: xxx
    url: jdbc:mysql://192.168.10.190:3306/test
  jpa:
    hibernate:
      ddl-auto: update
    database: mysql

ScalaApplication.java

import org.springframework.boot.CommandLineRunner;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;

@SpringBootApplication
public class ScalaApplication implements CommandLineRunner {
    public static void main(String[] args) {
        SpringApplication.run(ScalaApplication.class, args);
    }

    @Override
    public void run(String... strings) throws Exception {
        System.out.println("================================项目启动成功==================================================");
    }
}

ScalaHelloController控制器

import org.springframework.web.bind.annotation.{RequestMapping, RestController}

@RestController
class ScalaHelloController {

  @RequestMapping(value = Array("/hello"))
  def sayScalHello() ={
    "Hello scala boot..."
  }
}

MetaTableService

import com.yaya.domain.MetaTable
import com.yaya.repository.MetaTableRepository
import org.springframework.beans.factory.annotation.Autowired
import org.springframework.stereotype.Service

@Service
class MetaTableService @Autowired()(metaTableRepository: MetaTableRepository){

  def save(metaTable: MetaTable) = {
    metaTableRepository.save(metaTable)
  }

}

MetaTableRepository

import com.yaya.domain.MetaTable
import org.springframework.data.repository.CrudRepository

trait MetaTableRepository extends CrudRepository[MetaTable,Integer]{

}

MetaTable

import javax.persistence.{Entity, GeneratedValue, Id, Table}

import scala.beans.BeanProperty

@Entity
@Table
class MetaTable {

  @Id
  @GeneratedValue
  @BeanProperty
  var id:Integer = _

  @BeanProperty
  var name:String = _

  @BeanProperty
  var tableType:String = _

  @BeanProperty
  var dbId:String = _

}