content: /*
   * Copyright (C) 2012-2023 52°North Spatial Information Research GmbH
   *
   * This program is free software; you can redistribute it and/or modify it
   * under the terms of the GNU General Public License version 2 as published
   * by the Free Software Foundation.
   *
   * If the program is linked with libraries which are licensed under one of
   * the following licenses, the combination of the program with the linked
   * library is not considered a "derivative work" of the program:
   *
   *     - Apache License, version 2.0
   *     - Apache Software License, version 1.0
   *     - GNU Lesser General Public License, version 3
   *     - Mozilla Public License, versions 1.0, 1.1 and 2.0
   *     - Common Development and Distribution License (CDDL), version 1.0
   *
   * Therefore the distribution of the program linked with libraries licensed
   * under the aforementioned licenses, is permitted by the copyright holders
   * if the distribution is compliant with both the GNU General Public
   * License version 2 and the aforementioned licenses.
   *
   * This program is distributed in the hope that it will be useful, but
   * WITHOUT ANY WARRANTY; without even the implied warranty of
   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
   * Public License for more details.
   */
  package org.n52.sos.util.builder;
  
  import java.util.ArrayList;
  import java.util.Arrays;
  import java.util.List;
  
  import org.n52.shetland.ogc.swe.SweDataArray;
  import org.n52.shetland.ogc.swe.SweDataRecord;
  import org.n52.shetland.ogc.swe.encoding.SweTextEncoding;
  
  /**
   * @author <a href="mailto:e.h.juerrens@52north.org">Eike Hinderk
   *         J&uuml;rrens</a>
   * @since 4.0.0
   */
  public class SweDataArrayBuilder {
  
      private SweDataRecord elementType;
  
      private String[] encodingParameter;
  
      private List<List<String>> blocks;
  
      public static SweDataArrayBuilder aSweDataArray() {
          return new SweDataArrayBuilder();
      }
  
      public SweDataArrayBuilder setElementType(SweDataRecord elementType) {
          this.elementType = elementType;
          return this;
      }
  
      /**
       *
       * @param encodingParameter
       *            type, block separator, token separator, decimal separator
       * @return
       */
      public SweDataArrayBuilder setEncoding(String... encodingParameter) {
          this.encodingParameter = encodingParameter;
          return this;
      }
  
      public SweDataArrayBuilder addBlock(String... tokens) {
          if (tokens != null && tokens.length > 0) {
              if (blocks == null) {
                  blocks = new ArrayList<List<String>>();
              }
              blocks.add(Arrays.asList(tokens));
          }
          return this;
      }
  
      public SweDataArray build() {
          SweDataArray dataArray = new SweDataArray();
          dataArray.setElementType(elementType);
          if (encodingParameter != null && encodingParameter.length == 4) {
              if (encodingParameter[0].equals("text")) {
                  SweTextEncoding encoding = new SweTextEncoding();
                  encoding.setBlockSeparator(encodingParameter[1]);
                  encoding.setTokenSeparator(encodingParameter[2]);
                  encoding.setDecimalSeparator(encodingParameter[3]);
                  dataArray.setEncoding(encoding);
              }
          }
          if (blocks != null && !blocks.isEmpty()) {
              for (List<String> block : blocks) {
                  dataArray.add(block);
              }
          }
          return dataArray;
      }
  
  }
  