content: /*
   * Copyright (C) 2010 ZXing 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
   * limitations under the License.
   */
  
  package com.ailiwean.core.zxing.core.oned.rss.expanded;
  
  import java.util.ArrayList;
  import java.util.List;
  
  /**
   * One row of an RSS Expanded Stacked symbol, consisting of 1+ expanded pairs.
   */
  final class ExpandedRow {
  
    private final List<ExpandedPair> pairs;
    private final int rowNumber;
    /** Did this row of the image have to be reversed (mirrored) to recognize the pairs? */
    private final boolean wasReversed;
  
    ExpandedRow(List<ExpandedPair> pairs, int rowNumber, boolean wasReversed) {
      this.pairs = new ArrayList<>(pairs);
      this.rowNumber = rowNumber;
      this.wasReversed = wasReversed;
    }
  
    List<ExpandedPair> getPairs() {
      return this.pairs;
    }
  
    int getRowNumber() {
      return this.rowNumber;
    }
  
    boolean isEquivalent(List<ExpandedPair> otherPairs) {
      return this.pairs.equals(otherPairs);
    }
  
    @Override
    public String toString() {
      return "{ " + pairs + " }";
    }
  
    /**
     * Two rows are equal if they contain the same pairs in the same order.
     */
    @Override
    public boolean equals(Object o) {
      if (!(o instanceof ExpandedRow)) {
        return false;
      }
      ExpandedRow that = (ExpandedRow) o;
      return this.pairs.equals(that.pairs) && wasReversed == that.wasReversed;
    }
  
    @Override
    public int hashCode() {
      return pairs.hashCode() ^ Boolean.valueOf(wasReversed).hashCode();
    }
  
  }
  