public class JVMViewCommand extends AbstractCommand
A JVMViewCommand is responsible for managing JVM views: creating views, adding imports, searching for fully qualified names.
Modifier and Type | Field and Description |
---|---|
static char |
CREATE_VIEW_SUB_COMMAND_NAME |
static char |
IMPORT_SUB_COMMAND_NAME |
static java.lang.String |
JVMVIEW_COMMAND_NAME |
static char |
REMOVE_IMPORT_SUB_COMMAND_NAME |
protected ReflectionEngine |
rEngine |
static char |
SEARCH_SUB_COMMAND_NAME |
commandName, connection, gateway
Constructor and Description |
---|
JVMViewCommand() |
Modifier and Type | Method and Description |
---|---|
void |
execute(java.lang.String commandName,
java.io.BufferedReader reader,
java.io.BufferedWriter writer) |
void |
init(Gateway gateway,
Py4JServerConnection connection)
Called when a command instance is created and assigned to a connection.
|
getArguments, getCommandName, getStringArguments, invokeMethod
public static final char CREATE_VIEW_SUB_COMMAND_NAME
public static final char IMPORT_SUB_COMMAND_NAME
public static final char REMOVE_IMPORT_SUB_COMMAND_NAME
public static final char SEARCH_SUB_COMMAND_NAME
public static final java.lang.String JVMVIEW_COMMAND_NAME
protected ReflectionEngine rEngine
public void execute(java.lang.String commandName, java.io.BufferedReader reader, java.io.BufferedWriter writer) throws Py4JException, java.io.IOException
execute
in interface Command
execute
in class AbstractCommand
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.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.java.io.IOException
- If an error occurs while using the reader or the writer.public void init(Gateway gateway, Py4JServerConnection connection)
Command
Called when a command instance is created and assigned to a connection.
init
in interface Command
init
in class AbstractCommand
connection
- the Py4JServerConnection
this socket is assigned to