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Java 1.8+ Library with tons of utility classes required in all projects

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/*
 * Copyright (C) 2014-2022 Philip Helger (www.helger.com)
 * philip[at]helger[dot]com
 *
 * 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 com.helger.commons.collection.impl;

import java.util.Collections;
import java.util.NavigableSet;

import javax.annotation.Nonnull;

import com.helger.commons.annotation.CodingStyleguideUnaware;
import com.helger.commons.annotation.ReturnsMutableCopy;

/**
 * A special {@link NavigableSet} based interface with extended functionality
 * based on {@link ICommonsSortedSet}.
 *
 * @author Philip Helger
 * @param 
 *        Set element type
 */
public interface ICommonsNavigableSet  extends NavigableSet , ICommonsSortedSet 
{
  @Override
  @Nonnull
  @CodingStyleguideUnaware
  default NavigableSet  getAsUnmodifiable ()
  {
    return Collections.unmodifiableNavigableSet (this);
  }

  @Nonnull
  @ReturnsMutableCopy
  ICommonsNavigableSet  getClone ();
}