d50139351f
There's no benefit to using C include guards so switch to pragma once everywhere for consistency. Signed-off-by: Pekka Enberg <penberg@cloudius-systems.com>
50 lines
1.5 KiB
C++
50 lines
1.5 KiB
C++
/*
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* Licensed to the Apache Software Foundation (ASF) under one
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* or more contributor license agreements. See the NOTICE file
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* distributed with this work for additional information
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* regarding copyright ownership. The ASF licenses this file
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* to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance
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* with the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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/*
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* Copyright 2014 Cloudius Systems
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*
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* Modified by Cloudius Systems
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*/
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#pragma once
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#include "bytes.hh"
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#include <vector>
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namespace cql3 {
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namespace functions {
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class scalar_function : public virtual function {
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public:
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/**
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* Applies this function to the specified parameter.
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*
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* @param protocolVersion protocol version used for parameters and return value
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* @param parameters the input parameters
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* @return the result of applying this function to the parameter
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* @throws InvalidRequestException if this function cannot not be applied to the parameter
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*/
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virtual bytes_opt execute(serialization_format sf, const std::vector<bytes_opt>& parameters) = 0;
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};
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}
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}
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