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.
   */
  
  /*
   * These authors would like to acknowledge the Spanish Ministry of Industry,
   * Tourism and Trade, for the support in the project TSI020301-2008-2
   * "PIRAmIDE: Personalizable Interactions with Resources on AmI-enabled
   * Mobile Dynamic Environments", led by Treelogic
   * ( http://www.treelogic.com/ ):
   *
   *   http://www.piramidepse.com/
   */
  
  package com.ailiwean.core.zxing.core.oned.rss.expanded.decoders;
  
  import com.ailiwean.core.zxing.core.NotFoundException;
  import com.ailiwean.core.zxing.core.common.BitArray;
  
  /**
   * @author Pablo Orduña, University of Deusto (pablo.orduna@deusto.es)
   * @author Eduardo Castillejo, University of Deusto (eduardo.castillejo@deusto.es)
   */
  final class AI013x0x1xDecoder extends AI01weightDecoder {
  
    private static final int HEADER_SIZE = 7 + 1;
    private static final int WEIGHT_SIZE = 20;
    private static final int DATE_SIZE = 16;
  
    private final String dateCode;
    private final String firstAIdigits;
  
    AI013x0x1xDecoder(BitArray information, String firstAIdigits, String dateCode) {
      super(information);
      this.dateCode = dateCode;
      this.firstAIdigits = firstAIdigits;
    }
  
    @Override
    public String parseInformation() throws NotFoundException {
      if (this.getInformation().getSize() != HEADER_SIZE + GTIN_SIZE + WEIGHT_SIZE + DATE_SIZE) {
        throw NotFoundException.getNotFoundInstance();
      }
  
      StringBuilder buf = new StringBuilder();
  
      encodeCompressedGtin(buf, HEADER_SIZE);
      encodeCompressedWeight(buf, HEADER_SIZE + GTIN_SIZE, WEIGHT_SIZE);
      encodeCompressedDate(buf, HEADER_SIZE + GTIN_SIZE + WEIGHT_SIZE);
  
      return buf.toString();
    }
  
    private void encodeCompressedDate(StringBuilder buf, int currentPos) {
      int numericDate = this.getGeneralDecoder().extractNumericValueFromBitArray(currentPos, DATE_SIZE);
      if (numericDate == 38400) {
        return;
      }
  
      buf.append('(');
      buf.append(this.dateCode);
      buf.append(')');
  
      int day   = numericDate % 32;
      numericDate /= 32;
      int month = numericDate % 12 + 1;
      numericDate /= 12;
      int year  = numericDate;
  
      if (year / 10 == 0) {
        buf.append('0');
      }
      buf.append(year);
      if (month / 10 == 0) {
        buf.append('0');
      }
      buf.append(month);
      if (day / 10 == 0) {
        buf.append('0');
      }
      buf.append(day);
    }
  
    @Override
    protected void addWeightCode(StringBuilder buf, int weight) {
      buf.append('(');
      buf.append(this.firstAIdigits);
      buf.append(weight / 100000);
      buf.append(')');
    }
  
    @Override
    protected int checkWeight(int weight) {
      return weight % 100000;
    }
  }
  