• Home
• org.drools
• drools-examples-drl
• 5.0.1
• source code
• discount.drl

×

Project download

Many resources are needed to download a project. Please understand that we have to compensate our server costs. Thank you in advance.
Project price only 1 $

You can buy this project and download/modify it how often you want.

org.drools.examples.process.order.discount.drl Maven / Gradle / Ivy

package org.drools.examples.process.order

import java.util.Date
import java.util.Calendar

function int getHourOfDate(Date date) {
	Calendar calendar = Calendar.getInstance();
	calendar.setTime(date);
	return calendar.get(Calendar.HOUR_OF_DAY);
}

rule "5% discount if order includes laptop and order after 18h" ruleflow-group "discount"
	when
		o: Order( date: date )
		eval( getHourOfDate(date) >= 18 )
		Order.OrderItem( itemId == "I-5432" ) from o.getOrderItems() 
	then
		System.out.println("Applying a 5% discount");
		o.setDiscountPercentage(5);
end