CommandHandler (Ignite 8.9.29)

java.lang.Object
- org.apache.ignite.internal.commandline.CommandHandler

```
public class CommandHandler
extends Object
```
Class that execute several commands passed via command line.

Field Summary

Fields
Modifier and Type	Field and Description
`static String`	`CONFIRM_MSG`
`GridConsole`	`console` Console instance.
`static String`	`DELIM`
`static int`	`ERR_AUTHENTICATION_FAILED`
`static int`	`EXIT_CODE_CONNECTION_FAILED`
`static int`	`EXIT_CODE_ILLEGAL_STATE_ERROR`
`static int`	`EXIT_CODE_INVALID_ARGUMENTS`
`static int`	`EXIT_CODE_OK`
`static int`	`EXIT_CODE_UNEXPECTED_ERROR`
`protected Logger`	`logger` JULs logger.
`static String`	`NULL`
`protected String`	`ses` Session.
`static String`	`UTILITY_NAME` Utility name.

Constructor Summary

Constructors
Constructor and Description

CommandHandler()

CommandHandler(Logger logger)

Constructors
Constructor and Description
`CommandHandler()`
`CommandHandler(Logger logger)`

Method Summary

All Methods Static Methods Instance Methods Concrete Methods
Modifier and Type	Method and Description
`int`	`execute(List<String> rawArgs)` Parse and execute command.
`<T> T`	`getLastOperationResult()` Used for tests.
`static Logger`	`initLogger(@Nullable String loggerName)` Initialises JULs logger with basic settings
`static boolean`	`isAuthError(Throwable e)`
`protected boolean`	`isSensitiveArgument(String arg)`
`static void`	`main(String[] args)`
`protected ConnectionAndSslParameters`	`parseAndValidate(List<String> rawArgs)`
`protected void`	`printCommandsUsage()` Print commands usage.
`static StreamHandler`	`setupStreamHandler()`
`protected String`	`utilityName()`

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Field Detail
  - CONFIRM_MSG
```
public static final String CONFIRM_MSG
```
    See Also:
    
    Constant Field Values
  - DELIM
```
public static final String DELIM
```
    See Also:
    
    Constant Field Values
  - EXIT_CODE_OK
```
public static final int EXIT_CODE_OK
```
    See Also:
    
    Constant Field Values
  - EXIT_CODE_INVALID_ARGUMENTS
```
public static final int EXIT_CODE_INVALID_ARGUMENTS
```
    See Also:
    
    Constant Field Values
  - EXIT_CODE_CONNECTION_FAILED
```
public static final int EXIT_CODE_CONNECTION_FAILED
```
    See Also:
    
    Constant Field Values
  - ERR_AUTHENTICATION_FAILED
```
public static final int ERR_AUTHENTICATION_FAILED
```
    See Also:
    
    Constant Field Values
  - EXIT_CODE_UNEXPECTED_ERROR
```
public static final int EXIT_CODE_UNEXPECTED_ERROR
```
    See Also:
    
    Constant Field Values
  - EXIT_CODE_ILLEGAL_STATE_ERROR
```
public static final int EXIT_CODE_ILLEGAL_STATE_ERROR
```
    See Also:
    
    Constant Field Values
  - UTILITY_NAME
```
public static final String UTILITY_NAME
```
    Utility name.
    
    See Also:
    
    Constant Field Values
  - NULL
```
public static final String NULL
```
    See Also:
    
    Constant Field Values
  - logger
```
protected final Logger logger
```
    JULs logger.
  - ses
```
protected final String ses
```
    Session.
  - console
```
public GridConsole console
```
    Console instance. Public access needs for tests.
- Constructor Detail
  - CommandHandler
```
public CommandHandler()
```
  - CommandHandler
```
public CommandHandler(Logger logger)
```
    Parameters:
    
    logger - Logger to use.
- Method Detail
  - main
```
public static void main(String[] args)
```
    Parameters:
    
    args - Arguments to parse and apply.
  - setupStreamHandler
```
public static StreamHandler setupStreamHandler()
```
    Returns:
    
    StreamHandler with empty formatting
  - initLogger
```
public static Logger initLogger(@Nullable
                                @Nullable String loggerName)
```
    Initialises JULs logger with basic settings
    
    Parameters:
    
    loggerName - logger name. If null anonymous logger is returned.
    
    Returns:
    
    logger
  - printCommandsUsage
```
protected void printCommandsUsage()
```
    Print commands usage.
  - parseAndValidate
```
protected ConnectionAndSslParameters parseAndValidate(List<String> rawArgs)
```
    Parameters:
    
    rawArgs - Arguments to parse.
    
    Returns:
    
    Parsed parameters.
  - execute
```
public int execute(List<String> rawArgs)
```
    Parse and execute command.
    
    Parameters:
    
    rawArgs - Arguments to parse and execute.
    
    Returns:
    
    Exit code.
  - isSensitiveArgument
```
protected boolean isSensitiveArgument(String arg)
```
    Parameters:
    
    arg - To check.
    
    Returns:
    
    True if provided argument is among sensitive one and not should be displayed.
  - getLastOperationResult
```
public <T> T getLastOperationResult()
```
    Used for tests.
    
    Returns:
    
    Last operation result;
  - isAuthError
```
public static boolean isAuthError(Throwable e)
```
    Parameters:
    
    e - Exception to check.
    
    Returns:
    
    true if specified exception is GridClientAuthenticationException.
  - utilityName
```
protected String utilityName()
```
    Returns:
    
    Utility name.

Class CommandHandler

Field Summary

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Field Detail

CONFIRM_MSG

DELIM

EXIT_CODE_OK

EXIT_CODE_INVALID_ARGUMENTS

EXIT_CODE_CONNECTION_FAILED

ERR_AUTHENTICATION_FAILED

EXIT_CODE_UNEXPECTED_ERROR

EXIT_CODE_ILLEGAL_STATE_ERROR

UTILITY_NAME

NULL

logger

ses

console

Constructor Detail

CommandHandler

CommandHandler

Method Detail

main

setupStreamHandler

initLogger

printCommandsUsage

parseAndValidate

execute

isSensitiveArgument

getLastOperationResult

isAuthError

utilityName