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.client.result;
  
  import com.ailiwean.core.zxing.core.Result;
  
  /**
   * <p>Abstract class representing the result of decoding a barcode, as more than
   * a String -- as some type of structured data. This might be a subclass which represents
   * a URL, or an e-mail address. {@link ResultParser#parseResult(Result)} will turn a raw
   * decoded string into the most appropriate type of structured representation.</p>
   *
   * <p>Thanks to Jeff Griffin for proposing rewrite of these classes that relies less
   * on exception-based mechanisms during parsing.</p>
   *
   * @author Sean Owen
   */
  public abstract class ParsedResult {
  
    private final ParsedResultType type;
  
    protected ParsedResult(ParsedResultType type) {
      this.type = type;
    }
  
    public final ParsedResultType getType() {
      return type;
    }
  
    public abstract String getDisplayResult();
  
    @Override
    public final String toString() {
      return getDisplayResult();
    }
  
    public static void maybeAppend(String value, StringBuilder result) {
      if (value != null && !value.isEmpty()) {
        // Don't add a newline before the first value
        if (result.length() > 0) {
          result.append('\n');
        }
        result.append(value);
      }
    }
  
    public static void maybeAppend(String[] values, StringBuilder result) {
      if (values != null) {
        for (String value : values) {
          maybeAppend(value, result);
        }
      }
    }
  
  }
  