Package py4j.commands
Class ListCommand
- java.lang.Object
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- py4j.commands.AbstractCommand
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- py4j.commands.ListCommand
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- All Implemented Interfaces:
Command
public class ListCommand extends AbstractCommand
A ListCommand is responsible for handling operations on lists (e.g., slicing).
- Author:
- Barthelemy Dagenais
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Field Summary
Fields Modifier and Type Field Description static java.lang.String
LIST_COMMAND_NAME
static char
LIST_CONCAT_SUB_COMMAND_NAME
static char
LIST_COUNT_SUB_COMMAND_NAME
static char
LIST_IMULT_SUB_COMMAND_NAME
static char
LIST_MAX_SUB_COMMAND_NAME
static char
LIST_MIN_SUB_COMMAND_NAME
static char
LIST_MULT_SUB_COMMAND_NAME
static char
LIST_REVERSE_SUB_COMMAND_NAME
static char
LIST_SLICE_SUB_COMMAND_NAME
static char
LIST_SORT_SUB_COMMAND_NAME
static java.lang.String
RETURN_VOID
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Fields inherited from class py4j.commands.AbstractCommand
commandName, connection, gateway
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Constructor Summary
Constructors Constructor Description ListCommand()
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description void
execute(java.lang.String commandName, java.io.BufferedReader reader, java.io.BufferedWriter writer)
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Methods inherited from class py4j.commands.AbstractCommand
getArguments, getCommandName, getStringArguments, init, invokeMethod
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Field Detail
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LIST_COMMAND_NAME
public static final java.lang.String LIST_COMMAND_NAME
- See Also:
- Constant Field Values
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LIST_SORT_SUB_COMMAND_NAME
public static final char LIST_SORT_SUB_COMMAND_NAME
- See Also:
- Constant Field Values
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LIST_REVERSE_SUB_COMMAND_NAME
public static final char LIST_REVERSE_SUB_COMMAND_NAME
- See Also:
- Constant Field Values
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LIST_MAX_SUB_COMMAND_NAME
public static final char LIST_MAX_SUB_COMMAND_NAME
- See Also:
- Constant Field Values
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LIST_MIN_SUB_COMMAND_NAME
public static final char LIST_MIN_SUB_COMMAND_NAME
- See Also:
- Constant Field Values
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LIST_SLICE_SUB_COMMAND_NAME
public static final char LIST_SLICE_SUB_COMMAND_NAME
- See Also:
- Constant Field Values
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LIST_CONCAT_SUB_COMMAND_NAME
public static final char LIST_CONCAT_SUB_COMMAND_NAME
- See Also:
- Constant Field Values
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LIST_MULT_SUB_COMMAND_NAME
public static final char LIST_MULT_SUB_COMMAND_NAME
- See Also:
- Constant Field Values
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LIST_IMULT_SUB_COMMAND_NAME
public static final char LIST_IMULT_SUB_COMMAND_NAME
- See Also:
- Constant Field Values
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LIST_COUNT_SUB_COMMAND_NAME
public static final char LIST_COUNT_SUB_COMMAND_NAME
- See Also:
- Constant Field Values
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RETURN_VOID
public static final java.lang.String RETURN_VOID
- See Also:
- Constant Field Values
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Method Detail
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execute
public void execute(java.lang.String commandName, java.io.BufferedReader reader, java.io.BufferedWriter writer) throws Py4JException, java.io.IOException
- Specified by:
execute
in interfaceCommand
- Specified by:
execute
in classAbstractCommand
- 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 throughBufferedReader.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 aPy4JException
instance.java.io.IOException
- If an error occurs while using the reader or the writer.
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