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FOSS Java library to read, write and validate european electronic invoices and orders in the UN/CEFACT Cross Industry Invoice based formats Factur-X/ZUGFeRD, XRechnung and Order-X in your invoice PDFs.

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// Copyright (c) 2023 Jochen Stärk, see LICENSE file
package org.mustangproject;


import org.mustangproject.ZUGFeRD.TransactionCalculator;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import java.io.Serializable;
import java.math.BigDecimal;

public class CalculatedInvoice extends Invoice implements Serializable {

    protected BigDecimal grandTotal=null;

    public void calculate() {
        TransactionCalculator tc=new TransactionCalculator(this);
        grandTotal=tc.getGrandTotal();
    }
	public BigDecimal getGrandTotal() {
		if (grandTotal==null) {
			calculate();
		}
		return grandTotal;
	}
	public CalculatedInvoice setGrandTotal(BigDecimal grand) {
		grandTotal=grand;
		return this;
	}
}