@Override
public boolean isLastVersion(VersionHistory versionHistory, Version version) {
List<Version> versions = versionHistory.getVersions();
if (CollectionUtils.isEmpty(versions)) {
return false;
}
Version last = versions.iterator().next();
return last.equals(version);
}
@Override
public boolean isFirstVersion(VersionHistory versionHistory, Version version) {
List<Version> versions = versionHistory.getVersions();
Version first = versions.get(versions.size() - 1);
return first.equals(version);
}
