antlraux.clparse
Class Command

java.lang.Object
  |
  +--antlraux.clparse.Command

public class Command

extends java.lang.Object

A Command is the union of a CommandSpec and a list of parameters. It encapsulates one command in the command line. Instances of Command are created by a CommandLineParser during the parsing of the command line

Author:

Enrique José García Cota

Field Summary

protected CommandSpec

spec

Constructor Summary

Command(CommandSpec spec, java.lang.Object[] params)
Only constructor of the class

Method Summary

java.lang.Object

execute() This method "launches" a command.

Methods inherited from class java.lang.Object

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

Field Detail

spec

protected CommandSpec spec

Constructor Detail

Command

public Command(CommandSpec spec,
               java.lang.Object[] params)
        throws CommandLineParserException

Only constructor of the class

Method Detail

execute

public java.lang.Object execute()
                         throws CommandLineParserException

This method "launches" a command. In order to do this, it obtains the Method and executer of the CommandSpec. Then it calls Method.invoke(Object, Object[]) using its parameters list.

Returns:

the Object returned by Method.invoke(Object, Object[])

Throws:

ExecutedMethodException - if Method.invoke(Object, Object[]) throws InvocationTargetException

CommandLineException - if any other error happens.

CommandLineParserException