content: /*
   * Copyright 2007 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;
  
  import java.util.EnumMap;
  import java.util.Map;
  
  /**
   * <p>Encapsulates the result of decoding a barcode within an image.</p>
   *
   * @author Sean Owen
   */
  public final class Result {
  
    private final String text;
    private final byte[] rawBytes;
    private final int numBits;
    private ResultPoint[] resultPoints;
    private final BarcodeFormat format;
    private Map<ResultMetadataType,Object> resultMetadata;
    private final long timestamp;
  
    public Result(String text,
                  byte[] rawBytes,
                  ResultPoint[] resultPoints,
                  BarcodeFormat format) {
      this(text, rawBytes, resultPoints, format, System.currentTimeMillis());
    }
  
    public Result(String text,
                  byte[] rawBytes,
                  ResultPoint[] resultPoints,
                  BarcodeFormat format,
                  long timestamp) {
      this(text, rawBytes, rawBytes == null ? 0 : 8 * rawBytes.length,
           resultPoints, format, timestamp);
    }
  
    public Result(String text,
                  byte[] rawBytes,
                  int numBits,
                  ResultPoint[] resultPoints,
                  BarcodeFormat format,
                  long timestamp) {
      this.text = text;
      this.rawBytes = rawBytes;
      this.numBits = numBits;
      this.resultPoints = resultPoints;
      this.format = format;
      this.resultMetadata = null;
      this.timestamp = timestamp;
    }
  
    /**
     * @return raw text encoded by the barcode
     */
    public String getText() {
      return text;
    }
  
    /**
     * @return raw bytes encoded by the barcode, if applicable, otherwise {@code null}
     */
    public byte[] getRawBytes() {
      return rawBytes;
    }
  
    /**
     * @return how many bits of {@link #getRawBytes()} are valid; typically 8 times its length
     * @since 3.3.0
     */
    public int getNumBits() {
      return numBits;
    }
  
    /**
     * @return points related to the barcode in the image. These are typically points
     *         identifying finder patterns or the corners of the barcode. The exact meaning is
     *         specific to the type of barcode that was decoded.
     */
    public ResultPoint[] getResultPoints() {
      return resultPoints;
    }
  
    /**
     * @return {@link BarcodeFormat} representing the format of the barcode that was decoded
     */
    public BarcodeFormat getBarcodeFormat() {
      return format;
    }
  
    /**
     * @return {@link Map} mapping {@link ResultMetadataType} keys to values. May be
     *   {@code null}. This contains optional metadata about what was detected about the barcode,
     *   like orientation.
     */
    public Map<ResultMetadataType,Object> getResultMetadata() {
      return resultMetadata;
    }
  
    public void putMetadata(ResultMetadataType type, Object value) {
      if (resultMetadata == null) {
        resultMetadata = new EnumMap<>(ResultMetadataType.class);
      }
      resultMetadata.put(type, value);
    }
  
    public void putAllMetadata(Map<ResultMetadataType,Object> metadata) {
      if (metadata != null) {
        if (resultMetadata == null) {
          resultMetadata = metadata;
        } else {
          resultMetadata.putAll(metadata);
        }
      }
    }
  
    public void addResultPoints(ResultPoint[] newPoints) {
      ResultPoint[] oldPoints = resultPoints;
      if (oldPoints == null) {
        resultPoints = newPoints;
      } else if (newPoints != null && newPoints.length > 0) {
        ResultPoint[] allPoints = new ResultPoint[oldPoints.length + newPoints.length];
        System.arraycopy(oldPoints, 0, allPoints, 0, oldPoints.length);
        System.arraycopy(newPoints, 0, allPoints, oldPoints.length, newPoints.length);
        resultPoints = allPoints;
      }
    }
  
    public long getTimestamp() {
      return timestamp;
    }
  
    @Override
    public String toString() {
      return text;
    }
  
  }
  