package com.thinkbiganalytics.nifi.provenance.model.util;
/*-
* #%L
* thinkbig-nifi-provenance-model
* %%
* Copyright (C) 2017 ThinkBig Analytics
* %%
* 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.
* #L%
*/
import com.thinkbiganalytics.nifi.provenance.model.ProvenanceEventRecordDTO;
import java.util.Comparator;
/**
*/
public class ProvenanceEventRecordDTOComparator implements Comparator<ProvenanceEventRecordDTO> {
public int compare(ProvenanceEventRecordDTO o1, ProvenanceEventRecordDTO o2) {
if (o1 == null && o2 == null) {
return 0;
} else if (o1 != null && o2 == null) {
return -1;
} else if (o1 == null && o2 != null) {
return 1;
} else {
int compare = o1.getEventTime().compareTo(o2.getEventTime());
if (compare == 0) {
compare = o1.getEventId().compareTo(o2.getEventId());
}
return compare;
}
}
}