nl.topicus.jdbc.shaded.com.google.common.collect.CompoundOrdering Maven / Gradle / Ivy

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JDBC Driver for Google Cloud Spanner

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/*
 * Copyright (C) 2007 The Guava Authors
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in nl.topicus.jdbc.shaded.com.liance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.nl.topicus.jdbc.shaded.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 nl.topicus.jdbc.shaded.com.google.nl.topicus.jdbc.shaded.com.on.collect;

import nl.topicus.jdbc.shaded.com.google.nl.topicus.jdbc.shaded.com.on.annotations.GwtCompatible;
import java.nl.topicus.jdbc.shaded.io.Serializable;
import java.util.Comparator;

/** An ordering that tries several nl.topicus.jdbc.shaded.com.arators in order. */
@GwtCompatible(serializable = true)
final class CompoundOrdering extends Ordering implements Serializable {
  final ImmutableList> nl.topicus.jdbc.shaded.com.arators;

  CompoundOrdering(Comparator primary, Comparator secondary) {
    this.nl.topicus.jdbc.shaded.com.arators = ImmutableList.>of(primary, secondary);
  }

  CompoundOrdering(Iterable> nl.topicus.jdbc.shaded.com.arators) {
    this.nl.topicus.jdbc.shaded.com.arators = ImmutableList.copyOf(nl.topicus.jdbc.shaded.com.arators);
  }

  @Override
  public int nl.topicus.jdbc.shaded.com.are(T left, T right) {
    // Avoid using the Iterator to avoid generating garbage (issue 979).
    int size = nl.topicus.jdbc.shaded.com.arators.size();
    for (int i = 0; i < size; i++) {
      int result = nl.topicus.jdbc.shaded.com.arators.get(i).nl.topicus.jdbc.shaded.com.are(left, right);
      if (result != 0) {
        return result;
      }
    }
    return 0;
  }

  @Override
  public boolean equals(Object object) {
    if (object == this) {
      return true;
    }
    if (object instanceof CompoundOrdering) {
      CompoundOrdering that = (CompoundOrdering) object;
      return this.nl.topicus.jdbc.shaded.com.arators.equals(that.nl.topicus.jdbc.shaded.com.arators);
    }
    return false;
  }

  @Override
  public int hashCode() {
    return nl.topicus.jdbc.shaded.com.arators.hashCode();
  }

  @Override
  public String toString() {
    return "Ordering.nl.topicus.jdbc.shaded.com.ound(" + nl.topicus.jdbc.shaded.com.arators + ")";
  }

  private static final long serialVersionUID = 0;
}