springboot远程链接spark

springboot远程链接spark

1、导入依赖
xml 复制代码
<!--        spark依赖-->
        <dependency>
            <groupId>org.apache.spark</groupId>
            <artifactId>spark-core_2.12</artifactId>
            <version>3.2.2</version>
        </dependency>
        <dependency>
            <groupId>org.apache.spark</groupId>
            <artifactId>spark-sql_2.12</artifactId>
            <version>3.2.2</version>
        </dependency>
        <!-- https://mvnrepository.com/artifact/org.apache.spark/spark-mllib -->
        <dependency>
            <groupId>org.apache.spark</groupId>
            <artifactId>spark-mllib_2.12</artifactId>
            <version>3.2.2</version>
        </dependency>
2、配置spark信息
  • 建立一个配置文件,配置spark信息

    java 复制代码
    import org.apache.spark.SparkConf;
    import org.apache.spark.sql.SparkSession;
    import org.springframework.beans.factory.annotation.Value;
    import org.springframework.context.annotation.Bean;
    import org.springframework.context.annotation.Configuration;
    
    //将文件交于spring管理
    @Configuration
    public class SparkConfig {
    
        //使用yml中的配置
        @Value("${spark.master}")
        private String sparkMaster;
    
        @Value("${spark.appName}")
        private String sparkAppName;
        @Bean
        public SparkConf sparkConf() {
            SparkConf conf = new SparkConf();
            conf.setMaster(sparkMaster);
            conf.setAppName(sparkAppName);
            return conf;
        }
    
        @Bean
        public SparkSession sparkSession() {
            return SparkSession.builder()
                    .config(sparkConf())
                    .getOrCreate();
        }
    }
3、controller和service
  • controller类

    java 复制代码
    import org.springframework.beans.factory.annotation.Autowired;
    import org.springframework.web.bind.annotation.GetMapping;
    import org.springframework.web.bind.annotation.RequestMapping;
    import org.springframework.web.bind.annotation.RestController;
    import xyz.zzj.traffic_main_code.service.SparkService;
    
    @RestController
    @RequestMapping("/spark")
    public class SparkController {
    
        @Autowired
        private SparkService sparkService;
    
        @GetMapping("/run")
        public String runSparkJob() {
            sparkService.executeSparkJob();
            return "Spark job executed successfully!";
        }
    }
  • service

    java 复制代码
    import org.springframework.stereotype.Service;
    
    @Service
    public class SparkService {
    
        public void executeSparkJob() {
            System.out.println("Spark job started");
        }
    }
4、运行
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