com.google.zxing.aztec.encoder.SimpleToken Maven / Gradle / Ivy

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There is a newer version: 3.5.3_1

/*
 * Copyright 2013 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.aztec.encoder;

import com.google.zxing.common.BitArray;

final class SimpleToken extends Token {

  // For normal words, indicates value and bitCount
  private final short value;
  private final short bitCount;

  SimpleToken(Token previous, int value, int bitCount) {
    super(previous);
    this.value = (short) value;
    this.bitCount = (short) bitCount;
  }

  @Override
  void appendTo(BitArray bitArray, byte[] text) {
    bitArray.appendBits(value, bitCount);
  }

  @Override
  public String toString() {
    int value = this.value & ((1 << bitCount) - 1);
    value |= 1 << bitCount;
    return '<' + Integer.toBinaryString(value | (1 << bitCount)).substring(1) + '>';
  }

}