content: /*
   * Licensed to the Apache Software Foundation (ASF) under one
   * or more contributor license agreements.  See the NOTICE file
   * distributed with this work for additional information
   * regarding copyright ownership.  The ASF licenses this file
   * to you 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 org.apache.asterix.om.base;
  
  import java.util.ArrayList;
  import java.util.List;
  
  import org.apache.asterix.om.types.AUnorderedListType;
  import org.apache.asterix.om.types.IAType;
  
  import com.fasterxml.jackson.databind.ObjectMapper;
  import com.fasterxml.jackson.databind.node.ArrayNode;
  import com.fasterxml.jackson.databind.node.ObjectNode;
  
  public class AUnorderedList implements IACollection {
  
      protected List<IAObject> values;
      protected AUnorderedListType type;
  
      public AUnorderedList(AUnorderedListType type) {
          values = new ArrayList<>();
          this.type = type;
      }
  
      public AUnorderedList(AUnorderedListType type, List<IAObject> sequence) {
          values = sequence;
          this.type = type;
      }
  
      @Override
      public IACursor getCursor() {
          ACollectionCursor cursor = new ACollectionCursor();
          cursor.reset(this);
          return cursor;
      }
  
      @Override
      public boolean equals(Object o) {
          if (!(o instanceof AUnorderedList)) {
              return false;
          } else {
              AUnorderedList y = (AUnorderedList) o;
              return InMemUtils.deepEqualCursors(this.getCursor(), y.getCursor());
          }
      }
  
      @Override
      public int hashCode() {
          return InMemUtils.hashCursor(getCursor());
      }
  
      @Override
      public IAType getType() {
          return type;
      }
  
      @Override
      public int size() {
          return values.size();
      }
  
      @Override
      public boolean deepEqual(IAObject obj) {
          return equals(obj);
      }
  
      @Override
      public int hash() {
          return hashCode();
      }
  
      @Override
      public String toString() {
          StringBuilder sb = new StringBuilder();
          sb.append("multiset: {{ ");
          boolean first = true;
          for (IAObject v : values) {
              if (first) {
                  first = false;
              } else {
                  sb.append(", ");
              }
              sb.append(v.toString());
          }
          sb.append(" }}");
          return sb.toString();
      }
  
      @Override
      public ObjectNode toJSON() {
          ObjectMapper om = new ObjectMapper();
          ObjectNode json = om.createObjectNode();
  
          ArrayNode list = om.createArrayNode();
          for (IAObject v : values) {
              list.add(v.toJSON());
          }
          json.set("AUnorderedList", list);
  
          return json;
      }
  }
  