ghm.follow.systemInterface
Interface SystemInterface

All Known Implementing Classes:

DefaultSystemInterface

public interface SystemInterface

Various system calls are routed through an instance of this class; this enables test code to interject itself where appropriate by assigning a different instance of SystemInterface to FollowApp.

Author:

Greg Merrill

Method Summary

void	exit(int code) Used in lieu of System.exit();
java.io.File	getFileFromUser() Normally, this method should delegate to a file chooser or other appropriate file selection mechanism.

Method Detail

getFileFromUser

public java.io.File getFileFromUser()

Normally, this method should delegate to a file chooser or other appropriate file selection mechanism. However, it can be overriden by tests to return temporary files.

Returns:

the File selected by the user

exit

public void exit(int code)

Used in lieu of System.exit();

Parameters:

code - exit status code