ensure 'spark_api_create_sql_context' is passed a JavaSparkContext
ensure 'spark_api_create_sql_context' is passed a JavaSparkContext

rstudio/sparklyr,rstudio/sparklyr,kevinykuo/sparklyr,kevinykuo/sparklyr,rstudio/sparklyr,rstudio/sparklyr,kevinykuo/sparklyr,kevinykuo/sparklyr