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.runtime.operators.joins.interval.utils.memory;
  
  import org.apache.asterix.dataflow.data.nontagged.serde.AIntervalSerializerDeserializer;
  import org.apache.asterix.om.pointables.nonvisitor.AIntervalPointable;
  import org.apache.hyracks.api.comm.IFrameTupleAccessor;
  
  public class IntervalJoinUtil {
  
      private IntervalJoinUtil() {
      }
  
      public static void getIntervalPointable(IFrameTupleAccessor accessor, int tupleId, int fieldId,
              AIntervalPointable ip) {
          int start = getIntervalOffset(accessor, tupleId, fieldId);
          int length = accessor.getFieldLength(tupleId, fieldId) - 1;
          ip.set(accessor.getBuffer().array(), start, length);
      }
  
      public static int getIntervalOffset(IFrameTupleAccessor accessor, int tupleId, int fieldId) {
          return getIntervalOffsetWithTag(accessor, tupleId, fieldId) + 1;
      }
  
      public static int getIntervalOffsetWithTag(IFrameTupleAccessor accessor, int tupleId, int fieldId) {
          int start = accessor.getTupleStartOffset(tupleId) + accessor.getFieldSlotsLength()
                  + accessor.getFieldStartOffset(tupleId, fieldId);
          return start;
      }
  
      public static long getIntervalStart(IFrameTupleAccessor accessor, int tupleId, int fieldId) {
          int start = getIntervalOffset(accessor, tupleId, fieldId);
          long intervalStart = AIntervalSerializerDeserializer.getIntervalStart(accessor.getBuffer().array(), start);
          return intervalStart;
      }
  
      public static long getIntervalEnd(IFrameTupleAccessor accessor, int tupleId, int fieldId) {
          int start = getIntervalOffset(accessor, tupleId, fieldId);
          long intervalEnd = AIntervalSerializerDeserializer.getIntervalEnd(accessor.getBuffer().array(), start);
          return intervalEnd;
      }
  }
  