/*
* Copyright (c) 2005-2011 Grameen Foundation USA
* All rights reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
* implied. See the License for the specific language governing
* permissions and limitations under the License.
*
* See also http://www.apache.org/licenses/LICENSE-2.0.html for an
* explanation of the license and how it is applied.
*/
package org.mifos.clientportfolio.newloan.domain;
import org.mifos.accounts.util.helpers.AccountConstants;
import org.mifos.service.BusinessRuleException;
public class LoanDurationInAccountingYearsCalculatorFactoryForWeeklyRecurrence implements
LoanDurationInAccountingYearsCalculator {
@Override
public Double calculate(Integer recurringEvery, Integer numberOfInstallments, Integer interestDays) {
if (interestDays != AccountConstants.INTEREST_DAYS_360 && interestDays != AccountConstants.INTEREST_DAYS_365) {
throw new BusinessRuleException(AccountConstants.NOT_SUPPORTED_INTEREST_DAYS);
}
int daysInWeek = 7;
int duration = numberOfInstallments * recurringEvery;
double totalWeekDays = duration * daysInWeek;
return totalWeekDays / interestDays;
}
}