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/**
 * 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.
 *
 * Copyright 2012-2016 the original author or authors.
 */
package com.fitbur.assertj.api;

import java.util.Comparator;

import com.fitbur.assertj.internal.Comparables;
import com.fitbur.assertj.internal.ComparatorBasedComparisonStrategy;
import com.fitbur.assertj.util.VisibleForTesting;

/**
 * Base class for all implementations of {@link ComparableAssert}.
 * 
 * @param  the "self" type of this assertion class. Please read "Emulating
 *          'self types' using Java Generics to simplify fluent API implementation" for more details.
 * @param  the type of the "actual" value.
 * 
 * @author Alex Ruiz
 * @author Mikhail Mazursky
 */
public abstract class AbstractComparableAssert, A extends Comparable>
    extends AbstractObjectAssert implements ComparableAssert {

  @VisibleForTesting
  Comparables comparables = Comparables.instance();

  protected AbstractComparableAssert(A actual, Class selfType) {
    super(actual, selfType);
  }

  /** {@inheritDoc} */
  @Override
  public S isEqualByComparingTo(A other) {
    comparables.assertEqualByComparison(info, actual, other);
    return myself;
  }

  /** {@inheritDoc} */
  @Override
  public S isNotEqualByComparingTo(A other) {
    comparables.assertNotEqualByComparison(info, actual, other);
    return myself;
  }

  /** {@inheritDoc} */
  @Override
  public S isLessThan(A other) {
    comparables.assertLessThan(info, actual, other);
    return myself;
  }

  /** {@inheritDoc} */
  @Override
  public S isLessThanOrEqualTo(A other) {
    comparables.assertLessThanOrEqualTo(info, actual, other);
    return myself;
  }

  /** {@inheritDoc} */
  @Override
  public S isGreaterThan(A other) {
    comparables.assertGreaterThan(info, actual, other);
    return myself;
  }

  /** {@inheritDoc} */
  @Override
  public S isGreaterThanOrEqualTo(A other) {
    comparables.assertGreaterThanOrEqualTo(info, actual, other);
    return myself;
  }

  @Override
  public S usingComparator(Comparator customComparator) {
    super.usingComparator(customComparator);
    this.comparables = new Comparables(new ComparatorBasedComparisonStrategy(customComparator));
    return myself;
  }

  @Override
  public S usingDefaultComparator() {
    super.usingDefaultComparator();
    this.comparables = Comparables.instance();
    return myself;
  }

  @Override
  public S inHexadecimal() {
    return super.inHexadecimal();
  }

  @Override
  public S inBinary() {
    return super.inBinary();
  }
}