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 java.io.DataOutput;
  import java.io.IOException;
  
  import org.apache.asterix.common.exceptions.ErrorCode;
  import org.apache.asterix.common.exceptions.RuntimeDataException;
  import org.apache.asterix.external.api.IDataParser;
  import org.apache.asterix.external.api.IRawRecord;
  import org.apache.asterix.external.util.ExternalDataUtils;
  import org.apache.asterix.formats.nontagged.SerializerDeserializerProvider;
  import org.apache.asterix.om.base.ABoolean;
  import org.apache.asterix.om.base.ADouble;
  import org.apache.asterix.om.base.AInt32;
  import org.apache.asterix.om.base.AInt64;
  import org.apache.asterix.om.base.AMutableDouble;
  import org.apache.asterix.om.base.AMutableInt32;
  import org.apache.asterix.om.base.AMutableInt64;
  import org.apache.asterix.om.base.AMutableString;
  import org.apache.asterix.om.base.AString;
  import org.apache.asterix.om.types.ARecordType;
  import org.apache.asterix.om.types.ATypeTag;
  import org.apache.asterix.om.types.BuiltinType;
  import org.apache.asterix.om.types.IAType;
  import org.apache.asterix.om.utils.NonTaggedFormatUtil;
  import org.apache.hyracks.api.dataflow.value.ISerializerDeserializer;
  import org.apache.hyracks.api.exceptions.HyracksDataException;
  import org.apache.hyracks.data.std.util.ArrayBackedValueStorage;
  import org.apache.hyracks.dataflow.common.comm.io.ArrayTupleBuilder;
  import org.apache.hyracks.dataflow.common.data.parsers.IValueParser;
  
  public class RecordWithMetadataAndPK<T> extends RecordWithPK<T> {
  
      private final ArrayBackedValueStorage[] fieldValueBuffers;
      private final DataOutput[] fieldValueBufferOutputs;
      private final IValueParser[] valueParsers;
      private final byte[] fieldTypeTags;
      private final IAType[] metaTypes;
  
      // Serializers
      @SuppressWarnings("unchecked")
      private final ISerializerDeserializer<ADouble> doubleSerde =
              SerializerDeserializerProvider.INSTANCE.getSerializerDeserializer(BuiltinType.ADOUBLE);
      private final AMutableDouble mutableDouble = new AMutableDouble(0);
      @SuppressWarnings("unchecked")
      private final ISerializerDeserializer<AString> stringSerde =
              SerializerDeserializerProvider.INSTANCE.getSerializerDeserializer(BuiltinType.ASTRING);
      private final AMutableString mutableString = new AMutableString(null);
      @SuppressWarnings("unchecked")
      private final ISerializerDeserializer<AInt32> int32Serde =
              SerializerDeserializerProvider.INSTANCE.getSerializerDeserializer(BuiltinType.AINT32);
      private final AMutableInt32 mutableInt = new AMutableInt32(0);
      @SuppressWarnings("unchecked")
      protected ISerializerDeserializer<AInt64> int64Serde =
              SerializerDeserializerProvider.INSTANCE.getSerializerDeserializer(BuiltinType.AINT64);
      private final AMutableInt64 mutableLong = new AMutableInt64(0);
      @SuppressWarnings("unchecked")
      private final ISerializerDeserializer<ABoolean> booleanSerde =
              SerializerDeserializerProvider.INSTANCE.getSerializerDeserializer(BuiltinType.ABOOLEAN);
      private final int[] keyIndicator;
  
      public RecordWithMetadataAndPK(final IRawRecord<T> record, final IAType[] metaTypes, final ARecordType recordType,
              final int[] keyIndicator, final int[] pkIndexes, final IAType[] keyTypes) {
          super(record, keyTypes, pkIndexes);
          this.metaTypes = metaTypes;
          this.fieldValueBuffers = new ArrayBackedValueStorage[metaTypes.length];
          this.fieldValueBufferOutputs = new DataOutput[metaTypes.length];
          this.valueParsers = new IValueParser[metaTypes.length];
          this.fieldTypeTags = new byte[metaTypes.length];
          for (int i = 0; i < metaTypes.length; i++) {
              final ATypeTag tag = metaTypes[i].getTypeTag();
              fieldTypeTags[i] = tag.serialize();
              fieldValueBuffers[i] = new ArrayBackedValueStorage();
              fieldValueBufferOutputs[i] = fieldValueBuffers[i].getDataOutput();
              valueParsers[i] = ExternalDataUtils.getParserFactory(tag).createValueParser();
          }
          this.keyIndicator = keyIndicator;
      }
  
      @Override
      public IRawRecord<T> getRecord() {
          return record;
      }
  
      public IAType[] getMetaTypes() {
          return metaTypes;
      }
  
      public ArrayBackedValueStorage getMetadata(final int index) {
          return fieldValueBuffers[index];
      }
  
      @Override
      public void reset() {
          record.reset();
          for (final ArrayBackedValueStorage fieldBuffer : fieldValueBuffers) {
              fieldBuffer.reset();
          }
      }
  
      public void setMetadata(final int index, final int value) throws IOException {
          fieldValueBufferOutputs[index].writeByte(fieldTypeTags[index]);
          mutableInt.setValue(value);
          IDataParser.toBytes(mutableInt, fieldValueBuffers[index], int32Serde);
      }
  
      public void setMetadata(final int index, final long value) throws IOException {
          fieldValueBufferOutputs[index].writeByte(fieldTypeTags[index]);
          mutableLong.setValue(value);
          IDataParser.toBytes(mutableLong, fieldValueBuffers[index], int64Serde);
      }
  
      public void setMetadata(final int index, final String value) throws IOException {
          fieldValueBufferOutputs[index].writeByte(fieldTypeTags[index]);
          mutableString.setValue(value);
          IDataParser.toBytes(mutableString, fieldValueBuffers[index], stringSerde);
      }
  
      public void setMetadata(final int index, final boolean value) throws IOException {
          fieldValueBufferOutputs[index].writeByte(fieldTypeTags[index]);
          IDataParser.toBytes(value ? ABoolean.TRUE : ABoolean.FALSE, fieldValueBuffers[index], booleanSerde);
      }
  
      public void setMetadata(final int index, final double value) throws IOException {
          fieldValueBufferOutputs[index].writeByte(fieldTypeTags[index]);
          mutableDouble.setValue(value);
          IDataParser.toBytes(mutableDouble, fieldValueBuffers[index], doubleSerde);
      }
  
      public void setRawMetadata(final int index, final char[] src, final int offset, final int length)
              throws IOException {
          if (length == 0) {
              if (!NonTaggedFormatUtil.isOptional(metaTypes[index])) {
                  throw new RuntimeDataException(ErrorCode.INPUT_RECORD_RECORD_WITH_METADATA_AND_PK_NULL_IN_NON_OPTIONAL,
                          index);
              }
              fieldValueBufferOutputs[index].writeByte(ATypeTag.SERIALIZED_NULL_TYPE_TAG);
          } else {
              fieldValueBufferOutputs[index].writeByte(fieldTypeTags[index]);
              if (!valueParsers[index].parse(src, offset, length, fieldValueBufferOutputs[index])) {
                  throw new RuntimeDataException(ErrorCode.FAILED_TO_PARSE_METADATA);
              }
          }
      }
  
      @Override
      public void appendPrimaryKeyToTuple(final ArrayTupleBuilder tb) throws HyracksDataException {
          for (int i = 0; i < pkIndexes.length; i++) {
              if (keyIndicator[i] == 1) {
                  tb.addField(getMetadata(pkIndexes[i]));
              } else {
                  throw new RuntimeDataException(ErrorCode.INPUT_RECORD_RECORD_WITH_METADATA_AND_PK_CANNT_GET_PKEY);
              }
          }
      }
  
      @Override
      public byte[] getBytes() {
          return record.getBytes();
      }
  
      @Override
      public T get() {
          return record.get();
      }
  
      @Override
      public int size() {
          return record.size();
      }
  
      @Override
      public void set(final T t) {
          record.set(t);
      }
  }
  