de.knightsoftnet.mtwidgets.client.ui.widget.helper.IdAndNameIdComperator Maven / Gradle / Ivy

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/*
 * Licensed to the Apache Software Foundation (ASF) under one or more contributor license
 * agreements. See the NOTICE file distributed with this work for additional information regarding
 * copyright ownership. The ASF licenses this file to You 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 de.knightsoftnet.mtwidgets.client.ui.widget.helper;

import java.util.Comparator;
import java.util.Objects;

public class IdAndNameIdComperator>
    implements Comparator> {

  @Override
  public int compare(final IdAndNameBean pfirst, final IdAndNameBean psecond) {
    if (Objects.equals(pfirst, psecond)) {
      return 0;
    }
    if (pfirst == null || pfirst.getId() == null) {
      return -1;
    }
    if (psecond == null || psecond.getId() == null) {
      return 1;
    }

    return pfirst.getId().compareTo(psecond.getId());
  }
}