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/*
* 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.temporal;
import org.apache.asterix.om.functions.AsterixBuiltinFunctions;
import org.apache.asterix.om.functions.IFunctionDescriptor;
import org.apache.asterix.om.functions.IFunctionDescriptorFactory;
import org.apache.asterix.runtime.evaluators.base.AbstractScalarFunctionDynamicDescriptor;
import org.apache.hyracks.algebricks.common.exceptions.AlgebricksException;
import org.apache.hyracks.algebricks.core.algebra.functions.FunctionIdentifier;
import org.apache.hyracks.algebricks.runtime.base.IScalarEvaluator;
import org.apache.hyracks.algebricks.runtime.base.IScalarEvaluatorFactory;
import org.apache.hyracks.api.context.IHyracksTaskContext;
public class IntervalPartitionJoinStartDescriptor extends AbstractScalarFunctionDynamicDescriptor {
private static final long serialVersionUID = 1L;
public static final IFunctionDescriptorFactory FACTORY = new IFunctionDescriptorFactory() {
@Override
public IFunctionDescriptor createFunctionDescriptor() {
return new IntervalPartitionJoinStartDescriptor();
}
};
@Override
public IScalarEvaluatorFactory createEvaluatorFactory(final IScalarEvaluatorFactory[] args)
throws AlgebricksException {
return new IScalarEvaluatorFactory() {
private static final long serialVersionUID = 1L;
@Override
public IScalarEvaluator createScalarEvaluator(final IHyracksTaskContext ctx) throws AlgebricksException {
return new IntervalPartitionJoinFunction(args, ctx, true);
}
};
}
@Override
public FunctionIdentifier getIdentifier() {
return AsterixBuiltinFunctions.INTERVAL_PARTITION_JOIN_START;
}
}