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.input.record;
  
  import org.apache.asterix.external.api.IRawRecord;
  import org.apache.asterix.om.types.IAType;
  import org.apache.hyracks.api.exceptions.HyracksDataException;
  import org.apache.hyracks.data.std.util.ArrayBackedValueStorage;
  import org.apache.hyracks.dataflow.common.comm.io.ArrayTupleBuilder;
  
  public class RecordWithPK<T> implements IRawRecord<T> {
  
      protected final ArrayBackedValueStorage[] pkFieldValueBuffers;
      protected final int[] pkIndexes;
      protected final IAType[] keyTypes;
      protected IRawRecord<T> record;
  
      public RecordWithPK(final IRawRecord<T> record, final IAType[] pkTypes, final int[] pkIndexes) {
          this.record = record;
          this.keyTypes = pkTypes;
          this.pkIndexes = pkIndexes;
          if (keyTypes != null) {
              this.pkFieldValueBuffers = new ArrayBackedValueStorage[pkTypes.length];
          } else {
              this.pkFieldValueBuffers = null;
          }
      }
  
      public RecordWithPK(final IRawRecord<T> rawRecord, final ArrayBackedValueStorage[] pkFieldValueBuffers) {
          this.record = rawRecord;
          this.keyTypes = null;
          this.pkIndexes = null;
          this.pkFieldValueBuffers = pkFieldValueBuffers;
      }
  
      public ArrayBackedValueStorage[] getPKs() {
          return pkFieldValueBuffers;
      }
  
      @Override
      public byte[] getBytes() {
          return record.getBytes();
      }
  
      @Override
      public T get() {
          return record.get();
      }
  
      public IRawRecord<? extends T> getRecord() {
          return record;
      }
  
      @Override
      public void reset() {
          record.reset();
          for (final ArrayBackedValueStorage pkStorage : pkFieldValueBuffers) {
              pkStorage.reset();
          }
      }
  
      @Override
      public int size() {
          return record.size();
      }
  
      @Override
      public void set(final T t) {
          record.set(t);
      }
  
      public void appendPrimaryKeyToTuple(final ArrayTupleBuilder tb) throws HyracksDataException {
          for (final ArrayBackedValueStorage pkStorage : pkFieldValueBuffers) {
              tb.addField(pkStorage);
          }
      }
  
      public void set(final IRawRecord<? extends T> record) {
          this.record.set(record.get());
      }
  }
  