import java.util.Collections;
import java.util.Comparator;
import java.util.List;
import java.util.Map;
public class IssueTracking implements BatchExtension {
<BUG>public IssueTrackingResult track(SourceHashHolder sourceHashHolder, Collection<IssueDto> dbIssues, Collection<DefaultIssue> newIssues) {

IssueTrackingResult result = new IssueTrackingResult();
setChecksumOnNewIssues(newIssues, sourceHashHolder);
mapIssues(newIssues, dbIssues, sourceHashHolder, result);</BUG>
return result;

import java.util.Collections;
import java.util.Comparator;
import java.util.List;
import java.util.Map;
public class IssueTracking implements BatchExtension {
public IssueTrackingResult track(@Nullable SourceHashHolder sourceHashHolder, Collection<IssueDto> dbIssues, Collection<DefaultIssue> newIssues) {
IssueTrackingResult result = new IssueTrackingResult();
if (sourceHashHolder != null) {
setChecksumOnNewIssues(newIssues, sourceHashHolder);
}
mapIssues(newIssues, dbIssues, sourceHashHolder, result);
