sparklyr (version 1.8.5)

jfloat_array: Instantiate an Array[Float].

Description

Instantiate an Array[Float] object with the value specified. NOTE: this method is useful when one has to invoke a Java/Scala method requiring an Array[Float] as one of its parameters.

Usage

jfloat_array(sc, x)

Arguments

sc

A spark_connection.

x

A numeric vector in R.

Examples

sc <- spark_connect(master = "spark://HOST:PORT")

jflt_arr <- jfloat_array(sc, c(-1.23e-8, 0, -1.23e-8))
# jflt_arr is now a reference an array of java.lang.Float