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Core barcode encoding/decoding library

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/*
 * Copyright 2009 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.google.zxing.oned.rss;

/**
 * Encapsulates a since character value in an RSS barcode, including its checksum information.
 */
public class DataCharacter {

  private final int value;
  private final int checksumPortion;

  public DataCharacter(int value, int checksumPortion) {
    this.value = value;
    this.checksumPortion = checksumPortion;
  }

  public final int getValue() {
    return value;
  }

  public final int getChecksumPortion() {
    return checksumPortion;
  }

  @Override
  public final String toString() {
    return value + "(" + checksumPortion + ')';
  }

  @Override
  public final boolean equals(Object o) {
    if (!(o instanceof DataCharacter)) {
      return false;
    }
    DataCharacter that = (DataCharacter) o;
    return value == that.value && checksumPortion == that.checksumPortion;
  }

  @Override
  public final int hashCode() {
    return value ^ checksumPortion;
  }

}