$MONGODB_HOME/bin/mongod --fork --dbpath=/root/data/mongodb/ --logpath=/root/data/log/mongodb/mongodb.log

<dependency> 
<groupId>org.mongodb.spark</groupId> 
<artifactId>mongo-spark-connector_2.11</artifactId> 
<version>${spark.version}</version> 
</dependency>

object ConnAppTest { 
def main(args: Array[String]): Unit = { 
val spark = SparkSession.builder() 
.master("local[2]") 
.appName("ConnAppTest") 
.config("spark.mongodb.input.uri", "mongodb://192.168.31.136/testDB.testCollection") // 指定mongodb输入 
.config("spark.mongodb.output.uri", "mongodb://192.168.31.136/testDB.testCollection") // 指定mongodb输出 
.getOrCreate() 
// 生成测试数据 
val documents = spark.sparkContext.parallelize((1 to 10).map(i => Document.parse(s"{test: $i}"))) 
// 存储数据到mongodb 
MongoSpark.save(documents) 
// 加载数据 
val rdd = MongoSpark.load(spark) 
// 打印输出 
rdd.show 
} 
}