/**
 * This class increments a counter.
 * 
 * @author cs161
 * @version 2/8/17
 */
public class Counter{
    //Instance variables
    private final int MAX_VALUE = 9999;
    private int currentValue;
    
    /**
     * Creates a new counter variable
     */
    public Counter(){
        currentValue = 0;
    }
    
    /** 
     * Increments the counter by 1
     * @return the new value of the counter
     */
    public int increase(){
        currentValue++; // currentValue = currentValue + 1;
        return currentValue;
    }
    
    /**
     * Resets the tally back to 0
     */
    public void resetTally(){
        currentValue = 0;
    }
    
    /**
     *  Return the current value of the counter
     *  @return the current value of the counter
     */
    public int getCurrentValue(){
        return currentValue;
    }
    
    /**
     * Returns a string summarizing the state of the counter
     * @return A string summarizing the state of the counter
     */
    public String toString(){
        String stateOfCounter = "[currentValue: " + currentValue + "]";
        return stateOfCounter;
    }
}