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CommonNull.hpp
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/*
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* Copyright 2014 CyberVision, Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* 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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#ifndef COMMONNULL_HPP_
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#define COMMONNULL_HPP_
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#include "
kaa/KaaDefaults.hpp
"
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#ifdef KAA_USE_CONFIGURATION
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#include "
kaa/common/types/ICommonValue.hpp
"
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#include "
kaa/common/exception/KaaException.hpp
"
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#include <sstream>
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namespace
kaa {
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class
CommonNull :
public
ICommonValue {
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public
:
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CommonNull() : ICommonValue(
CommonValueType
::
COMMON_NULL
) {}
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const
boost::any getValue()
const
{
throw
KaaException(
"Null does not have any value"
); }
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avro::GenericDatum toAvro()
const
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{
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avro::GenericDatum datum;
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return
datum;
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}
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std::string toString()
const
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{
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std::stringstream ss;
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ss <<
"null"
;
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return
ss.str();
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}
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};
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}
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#endif
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#endif
/* COMMONNULL_HPP_ */
KaaDefaults.hpp
kaa::CommonValueType::COMMON_NULL
ICommonValue.hpp
KaaException.hpp
kaa::CommonValueType
CommonValueType
Definition:
CommonValueTypes.hpp:25
var
lib
jenkins
workspace
kaa_v0.6.1
client
client-multi
client-cpp
kaa
common
types
CommonNull.hpp
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