py4j
Class HelpPageCommand
java.lang.Object
py4j.AbstractCommand
py4j.HelpPageCommand
- All Implemented Interfaces:
- Command
public class HelpPageCommand
- extends AbstractCommand
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
HELP_COMMAND_NAME
public static final String HELP_COMMAND_NAME
- See Also:
- Constant Field Values
HELP_OBJECT_SUB_COMMAND_NAME
public static final String HELP_OBJECT_SUB_COMMAND_NAME
- See Also:
- Constant Field Values
HELP_CLASS_SUB_COMMAND_NAME
public static final String HELP_CLASS_SUB_COMMAND_NAME
- See Also:
- Constant Field Values
HelpPageCommand
public HelpPageCommand()
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.