/*
* Copyright 2016 Red Hat, Inc. and/or its affiliates.
*
* 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.
*/
package org.jbpm.casemgmt.impl.model;
import java.util.Comparator;
/**
* Comparator used for sorting of CaseDefinitions - currently by:
* <ul>
* <li>name - gives as CaseName</li>
* <li>id - gives as CaseId</li>
* <li>deploymentId - gives as Project</li>
* </ul>
*/
public class CaseDefinitionComparator implements Comparator<CaseDefinitionImpl> {
private String orderBy;
private boolean ascending;
public CaseDefinitionComparator(String orderBy, Boolean ascending) {
this.orderBy = orderBy;
this.ascending = ascending == null ? Boolean.TRUE : ascending;
}
@Override
public int compare(CaseDefinitionImpl o1, CaseDefinitionImpl o2) {
int result = 0;
if ("CaseName".equals(orderBy)) {
result = o1.getName().compareTo(o2.getName());
} else if ("CaseId".equals(orderBy)) {
result = o1.getId().compareTo(o2.getId());
} else if ("Project".equals(orderBy)) {
result = o1.getDeploymentId().compareTo(o2.getDeploymentId());
}
if (!ascending) {
result = reverseCompareResult(result);
}
return result;
}
private int reverseCompareResult(int compareResult) {
return -compareResult;
}
}