/*
 * Copyright 2002-2018 the original author or authors.
 *
 * 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
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package org.springframework.util.comparator;

import java.util.Comparator;

Comparator that adapts Comparables to the Comparator interface. Mainly for internal use in other Comparators, when supposed to work on Comparables.
Author:Keith Donald
Type parameters:
  • <T> – the type of comparable objects that may be compared by this comparator
See Also:
Since:1.2.2
/** * Comparator that adapts Comparables to the Comparator interface. * Mainly for internal use in other Comparators, when supposed * to work on Comparables. * * @author Keith Donald * @since 1.2.2 * @param <T> the type of comparable objects that may be compared by this comparator * @see Comparable */
public class ComparableComparator<T extends Comparable<T>> implements Comparator<T> {
A shared instance of this default comparator.
See Also:
  • comparable.comparable()
/** * A shared instance of this default comparator. * @see Comparators#comparable() */
@SuppressWarnings("rawtypes") public static final ComparableComparator INSTANCE = new ComparableComparator(); @Override public int compare(T o1, T o2) { return o1.compareTo(o2); } }