/**
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this file,
* You can obtain one at http://mozilla.org/MPL/2.0/.
*/
package org.mifosplatform.portfolio.loanaccount.domain;
import java.util.Comparator;
/**
* Sort loan transactions by transaction date, created date and transaction type
* placing
*/
public class LoanTransactionComparator implements Comparator<LoanTransaction> {
@Override
public int compare(final LoanTransaction o1, final LoanTransaction o2) {
int compareResult = 0;
final int comparsion = o1.getTransactionDate().compareTo(o2.getTransactionDate());
/**
* For transactions bearing the same transaction date, we sort
* transactions based on created date (when available) after which
* sorting for waivers takes place
**/
if (comparsion == 0) {
int comparisonBasedOnCreatedDate = 0;
if (o1.getCreatedDateTime() != null && o2.getCreatedDateTime() != null) {
comparisonBasedOnCreatedDate = o1.getCreatedDateTime().compareTo(o2.getCreatedDateTime());
}
// equal transaction dates
if (comparisonBasedOnCreatedDate == 0) {
if (o1.isWaiver() && o2.isNotWaiver()) {
compareResult = -1;
} else if (o1.isNotWaiver() && o2.isWaiver()) {
compareResult = 1;
} else {
compareResult = 0;
}
}
} else {
compareResult = comparsion;
}
return compareResult;
}
}