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.formats.nontagged;
  
  import org.apache.asterix.common.exceptions.ErrorCode;
  import org.apache.asterix.common.exceptions.RuntimeDataException;
  import org.apache.asterix.om.types.ATypeTag;
  import org.apache.asterix.om.types.EnumDeserializer;
  import org.apache.hyracks.algebricks.data.IBinaryBooleanInspector;
  import org.apache.hyracks.algebricks.data.IBinaryBooleanInspectorFactory;
  import org.apache.hyracks.api.context.IHyracksTaskContext;
  import org.apache.hyracks.api.exceptions.HyracksDataException;
  
  public class BinaryBooleanInspector {
  
      public static final IBinaryBooleanInspectorFactory FACTORY = new IBinaryBooleanInspectorFactory() {
  
          private static final long serialVersionUID = 1L;
  
          @Override
          public IBinaryBooleanInspector createBinaryBooleanInspector(IHyracksTaskContext ctx) {
              // Stateless class. No need to construct an object per call
              return BinaryBooleanInspector::getBooleanValue;
          }
      };
  
      private static final String NAME = "boolean-inspector";
  
      private BinaryBooleanInspector() {
      }
  
      @SuppressWarnings("squid:S1172") // unused parameter
      public static boolean getBooleanValue(byte[] bytes, int offset, int length) throws HyracksDataException {
          byte serializedTypeTag = bytes[offset];
          if (serializedTypeTag == ATypeTag.SERIALIZED_MISSING_TYPE_TAG
                  || serializedTypeTag == ATypeTag.SERIALIZED_NULL_TYPE_TAG) {
              return false;
          }
          // check if the runtime type is boolean
          ATypeTag typeTag = EnumDeserializer.ATYPETAGDESERIALIZER.deserialize(serializedTypeTag);
          if (typeTag != ATypeTag.BOOLEAN) {
              throw new RuntimeDataException(ErrorCode.TYPE_MISMATCH_FUNCTION, NAME, 0, ATypeTag.BOOLEAN, typeTag);
          }
  
          return bytes[offset + 1] == 1;
      }
  }
  