public class ReflectionCommand extends AbstractCommand
The ReflectionCommand is responsible for accessing packages, classes, and static members. This is the command invoked when using the jvm property of a JavaGateway on the Python side.
| Modifier and Type | Field and Description |
|---|---|
static char |
GET_MEMBER_SUB_COMMAND_NAME |
static char |
GET_UNKNOWN_SUB_COMMAND_NAME |
static String |
REFLECTION_COMMAND_NAME |
protected ReflectionEngine |
rEngine |
commandName, gateway| Constructor and Description |
|---|
ReflectionCommand() |
| Modifier and Type | Method and Description |
|---|---|
void |
execute(String commandName,
BufferedReader reader,
BufferedWriter writer) |
void |
init(Gateway gateway)
Called when a command instance is created and assigned to a connection.
|
getArguments, getCommandName, getStringArguments, invokeMethodpublic static final char GET_UNKNOWN_SUB_COMMAND_NAME
public static final char GET_MEMBER_SUB_COMMAND_NAME
public static final String REFLECTION_COMMAND_NAME
protected ReflectionEngine rEngine
public void execute(String commandName, BufferedReader reader, BufferedWriter writer) throws Py4JException, IOException
execute in interface Commandexecute in class AbstractCommandcommandName - 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.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.