com.google.gwt.util.tools
Class ArgHandlerExtra

java.lang.Object
  com.google.gwt.util.tools.ArgHandler
      com.google.gwt.util.tools.ArgHandlerExtra

public abstract class ArgHandlerExtra
extends ArgHandler

Argument handler that handles arguments that do not have preceeding flags.

ArgHandlerExtra

public ArgHandlerExtra()

addExtraArg

public abstract boolean addExtraArg(java.lang.String arg)

Processes the given "extra" argument.

Returns:

false to abort the command and print a usage error.

getTag

public final java.lang.String getTag()

Specified by:

getTag in class ArgHandler

handle

public int handle(java.lang.String[] args,
                  int startIndex)

Description copied from class: ArgHandler

Attempts to process one flag or "extra" command-line argument (that appears without a flag).

Specified by:

handle in class ArgHandler

Parameters:

args - the arguments passed in to main()

startIndex - an index into args indicating the first argument to use. If this is a handler for a flag argument. Otherwise it's the index of the "extra" argument.

Returns:

the number of additional arguments consumed, not including the flag or extra argument. Alternately, returns -1 if the argument cannot be used. This will causes the program to abort and usage to be displayed.

isRequired

public boolean isRequired()

Overrides:

isRequired in class ArgHandler