j_invoke {sparklyr}

Invoke a Java function.

Description

Invoke a Java function and force return value of the call to be retrieved as a Java object reference.

Usage

j_invoke(jobj, method, ...)

j_invoke_static(sc, class, method, ...)

j_invoke_new(sc, class, ...)

Arguments

jobj

An R object acting as a Java object reference (typically, a spark_jobj).

method

The name of the method to be invoked.

...

Optional arguments, currently unused.

sc

A spark_connection.

class

The name of the Java class whose methods should be invoked.