execute
public void execute(String commandName,
BufferedReader reader,
BufferedWriter writer)
throws Py4JException,
IOException
- Specified by:
execute in interface Command
- Specified by:
execute in class AbstractCommand
- Parameters:
commandName - The command name that was extracted of the command.
reader - The reader from which to read the command parts. Each command
part are expected to be on a separate line and readable
through BufferedReader.readLine().
writer - The writer to which the return value should be written.
- Throws:
Py4JException - If an error occurs while executing the command. All
exceptions except IOException caused by the reader and the
writer should be wrapper in a Py4JException instance.
IOException - If an error occurs while using the reader or the writer.