org.nakedobjects.example.expenses.claims.items.PrivateCarJourney Maven / Gradle / Ivy

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package org.nakedobjects.example.expenses.claims.items;

import org.nakedobjects.applib.annotation.Disabled;
import org.nakedobjects.applib.annotation.MemberOrder;
import org.nakedobjects.applib.value.Money;
import org.nakedobjects.example.expenses.claims.ExpenseItem;




public class PrivateCarJourney extends Journey {

    // {{ Total Miles field
    private int totalMiles;

    public void setTotalMiles(final int miles) {
        this.totalMiles = miles;
        objectChanged();
    }

    @MemberOrder(sequence="2.4")
	public int getTotalMiles() {
        resolve();
        return totalMiles;
    }

    public void modifyTotalMiles(final int newMiles) {
        setTotalMiles(newMiles);
        checkIfComplete();
        recalculateAmount();
    }

    public String disableTotalMiles() {
        return disabledIfLocked();
    }

    // }}

    // {{ MileageRate field;
    private double mileageRate;

    public void setMileageRate(final double rate) {
        this.mileageRate = rate;
        objectChanged();
    }

    @MemberOrder(sequence="2.5")
	public double getMileageRate() {
        resolve();
        return mileageRate;
    }

    public void modifyMileageRate(final double newRate) {
        setMileageRate(newRate);
        checkIfComplete();
        recalculateAmount();
    }

    public String disableMileageRate() {
        return disabledIfLocked();
    }

    // }}

    @Disabled
    @Override
    public Money getAmount() {
        return super.getAmount();
    }
    
	private void recalculateAmount() {
		modifyAmount(new Money(totalMiles * mileageRate, getClaim().currencyCode()));
	}

// {{ Copying
	@Override
	protected void copyAnyEmptyFieldsSpecificToSubclassOfJourney(ExpenseItem otherItem) {
		 if (otherItem instanceof PrivateCarJourney) {
			 PrivateCarJourney carJourney = (PrivateCarJourney) otherItem;
			  if (totalMiles == 0) {
		            modifyTotalMiles(carJourney.getTotalMiles());
		        }
		        if (mileageRate == 0) {
		            modifyMileageRate(carJourney.getMileageRate());
		        }
	        }	
		 }
// }}

	@Override
	protected boolean mandatoryJourneySubClassFieldsComplete() {
		return totalMiles > 0 && mileageRate > 0;
	}
}