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.external.library.java.base;
  
  import java.io.DataOutput;
  import java.util.ArrayList;
  import java.util.List;
  
  import org.apache.asterix.builders.IAsterixListBuilder;
  import org.apache.asterix.builders.OrderedListBuilder;
  import org.apache.asterix.external.api.IJObject;
  import org.apache.asterix.external.api.IJType;
  import org.apache.asterix.om.base.AMutableOrderedList;
  import org.apache.asterix.om.base.IAObject;
  import org.apache.asterix.om.types.AOrderedListType;
  import org.apache.asterix.om.types.IAType;
  import org.apache.hyracks.api.exceptions.HyracksDataException;
  import org.apache.hyracks.data.std.util.ArrayBackedValueStorage;
  
  public final class JOrderedList extends JList<List<? extends Object>> {
  
      private AOrderedListType listType;
  
      public JOrderedList() {
          this(AOrderedListType.FULL_OPEN_ORDEREDLIST_TYPE);
      }
  
      public JOrderedList(IJType listItemType) {
          super();
          jObjects = new ArrayList<>();
          this.listType = new AOrderedListType(listItemType.getIAType(), null);
      }
  
      public JOrderedList(IAType listItemType) {
          super();
          jObjects = new ArrayList<>();
          this.listType = new AOrderedListType(listItemType, null);
      }
  
      public List<? extends Object> getValueGeneric() {
          return (ArrayList) jObjects;
      }
  
      public List<IJObject> getValue() {
          return (List) jObjects;
      }
  
      @Override
      public IAType getIAType() {
          return listType;
      }
  
      @Override
      public IAObject getIAObject() {
          AMutableOrderedList v = new AMutableOrderedList(listType);
          for (IJObject jObj : jObjects) {
              v.add(jObj.getIAObject());
          }
          return v;
      }
  
      @Override
      public void setValueGeneric(List<? extends Object> vals) throws HyracksDataException {
          reset();
          if (vals.size() > 0) {
              Object first = vals.get(0);
              IAType asxClass = JObject.convertType(first.getClass());
              IJObject obj = pool.allocate(asxClass);
              obj.setValueGeneric(first);
              IAType listType = obj.getIAType();
              this.listType = new AOrderedListType(listType, "");
          }
          for (Object v : vals) {
              IAType asxClass = JObject.convertType(v.getClass());
              IJObject obj = pool.allocate(asxClass);
              obj.setValueGeneric(v);
              add(obj);
          }
  
      }
  
      @Override
      public void serialize(DataOutput dataOutput, boolean writeTypeTag) throws HyracksDataException {
          IAsterixListBuilder listBuilder = new OrderedListBuilder();
          listBuilder.reset(listType);
          ArrayBackedValueStorage fieldValue = new ArrayBackedValueStorage();
          for (IJObject jObject : jObjects) {
              fieldValue.reset();
              jObject.serialize(fieldValue.getDataOutput(), writeTypeTag);
              listBuilder.addItem(fieldValue);
          }
          listBuilder.write(dataOutput, writeTypeTag);
  
      }
  
      @Override
      public void reset() {
          jObjects.clear();
      }
  
  }
  