Initializer.java

package org.biomart.configurator.model;

import java.math.BigInteger;

public class Initializer  {
	   //... Constants
    private static final String INITIAL_VALUE = "0";
    
    //... Member variable defining state of calculator.
    private BigInteger m_total;  // The total current value state.
    
    //============================================================== constructor
    /** Constructor */
    public Initializer() {
        reset();
    }
    
    //==================================================================== reset
    /** Reset to initial value. */
    public void reset() {
        m_total = new BigInteger(INITIAL_VALUE);
    }
    
    //=============================================================== multiplyBy
    /** Multiply current total by a number.
    *@param operand Number (as string) to multiply total by.
    */
    public void multiplyBy(String operand) {
        m_total = m_total.multiply(new BigInteger(operand));
    }
    
    //================================================================= setValue
    /** Set the total value. 
    *@param value New value that should be used for the calculator total. 
    */
    public void setValue(String value) {
        m_total = new BigInteger(value);
    }
    
    //================================================================= getValue
    /** Return current calculator total. */
    public String getValue() {
        return m_total.toString();
    }
	/**
	 * @param args
	 */
	public static void main(String[] args) {
		// TODO Auto-generated method stub

	}

}