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.evaluators.functions;
  
  import org.apache.asterix.common.annotations.MissingNullInOutFunction;
  import org.apache.asterix.om.base.AMutableDouble;
  import org.apache.asterix.om.base.AMutableInt64;
  import org.apache.asterix.om.exceptions.ExceptionUtil;
  import org.apache.asterix.om.functions.BuiltinFunctions;
  import org.apache.asterix.om.functions.IFunctionDescriptorFactory;
  import org.apache.asterix.om.types.ATypeTag;
  import org.apache.hyracks.algebricks.core.algebra.functions.FunctionIdentifier;
  import org.apache.hyracks.api.context.IEvaluatorContext;
  import org.apache.hyracks.api.exceptions.HyracksDataException;
  
  @MissingNullInOutFunction
  public class NumericModuloDescriptor extends AbstractNumericArithmeticEval {
  
      private static final long serialVersionUID = 1L;
      public static final IFunctionDescriptorFactory FACTORY = NumericModuloDescriptor::new;
  
      @Override
      public FunctionIdentifier getIdentifier() {
          return BuiltinFunctions.NUMERIC_MOD;
      }
  
      @Override
      protected boolean evaluateInteger(long lhs, long rhs, AMutableInt64 result) throws HyracksDataException {
          if (rhs == 0) {
              return false; // result = NULL
          }
          long res = lhs % rhs;
          result.setValue(res);
          return true;
      }
  
      @Override
      protected boolean evaluateDouble(double lhs, double rhs, AMutableDouble result) throws HyracksDataException {
          if (rhs == 0) {
              return false; // result = NULL
          }
          double res = lhs % rhs;
          result.setValue(res);
          return true;
      }
  
      @Override
      protected boolean evaluateTimeDurationArithmetic(long chronon, int yearMonth, long dayTime, boolean isTimeOnly,
              AMutableInt64 result, IEvaluatorContext ctx) throws HyracksDataException {
          ExceptionUtil.warnUnsupportedType(ctx, sourceLoc, getIdentifier().getName(), ATypeTag.DURATION);
          return false;
      }
  
      @Override
      protected boolean evaluateTimeInstanceArithmetic(long chronon0, long chronon1, AMutableInt64 result,
              IEvaluatorContext ctx) throws HyracksDataException {
          ExceptionUtil.warnUnsupportedType(ctx, sourceLoc, getIdentifier().getName(), ATypeTag.TIME);
          return false;
      }
  }
  