/*
* SK's Minecraft Launcher
* Copyright (C) 2010-2014 Albert Pham <http://www.sk89q.com> and contributors
* Please see LICENSE.txt for license information.
*/
package com.skcraft.concurrency;
/**
* Implementations of this interface can provide information on the progress
* of a task.
*/
public interface ProgressObservable {
/**
* Get the progress value as a number between 0 and 1 (inclusive), or -1
* if progress information is unavailable.
*
* @return the progress value
*/
double getProgress();
/**
* Get the current status text.
*
* @return the status text, or null if unavailable
*/
String getStatus();
}