Class CmdUtils

java.lang.Object

org.aksw.commons.picocli.CmdUtils

public class CmdUtils
extends Object

callCmd: Run command and return the exit code execCmd: Run command and terminate the JVM using System.exit with the exit code

Author:

raven

Constructor Summary

Constructors

Constructor	Description
CmdUtils()

Method Summary

Modifier and Type	Method	Description
static int	callCmd(Class<?> cmdClass, String[] args)
static int	callCmd(picocli.CommandLine cl, String[] args)
static int	callCmdObject(Object cmdInstance, String[] args)	Utility method to launch a command with a generally useful exception handling configuration: If the command supports HasDebugMode then display of exception is as follows: on: the full stack trace is shown off: only the root cause message (without the stack trace) of an exception is shown If the debug flag is not supported then the output matches the debug=on case (full stack trace is shown).
static void	execCmd(Class<?> cmdClass, String[] args)
static void	execCmd(picocli.CommandLine cl, String[] args)
static void	execCmdObject(Object cmdInstance, String[] args)
static picocli.CommandLine	registerIfAvailable(picocli.CommandLine commandLine, String className)	Attempt to register a command by class name.

Methods inherited from class Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

CmdUtils

public CmdUtils()

Method Details

execCmd

public static void execCmd(Class<?> cmdClass,
 String[] args)

execCmdObject

public static void execCmdObject(Object cmdInstance,
 String[] args)

execCmd

public static void execCmd(picocli.CommandLine cl,
 String[] args)

callCmd

public static int callCmd(Class<?> cmdClass,
 String[] args)

Parameters:

cmdClass - Command class with no arg ctor

args - The application arguments

Returns:

callCmdObject

public static int callCmdObject(Object cmdInstance,
 String[] args)

Utility method to launch a command with a generally useful exception handling configuration: If the command supports HasDebugMode then display of exception is as follows: on: the full stack trace is shown off: only the root cause message (without the stack trace) of an exception is shown If the debug flag is not supported then the output matches the debug=on case (full stack trace is shown).

Parameters:

cmdInstance -

args -

Returns:

callCmd

public static int callCmd(picocli.CommandLine cl,
 String[] args)

registerIfAvailable

public static picocli.CommandLine registerIfAvailable(picocli.CommandLine commandLine,
 String className)

Attempt to register a command by class name. If a ClassNotFoundException is raised then the command is ignored. Useful to deal with commands provided by maven dependencies that may needed to be excluded.