EqualPredicate.h

/*
 * Copyright (c) 2008-2017, Hazelcast, Inc. All Rights Reserved.
 *
 * Licensed 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.
 */
#ifndef HAZELCAST_CLIENT_QUERY_EQUALPREDICATE_H_
#define HAZELCAST_CLIENT_QUERY_EQUALPREDICATE_H_

#include <string>
#include <memory>
#include "hazelcast/client/query/Predicate.h"
#include "hazelcast/client/serialization/ObjectDataOutput.h"
#include "hazelcast/client/serialization/ObjectDataInput.h"
#include "hazelcast/client/exception/IException.h"
#include "hazelcast/client/query/impl/predicates/PredicateDataSerializerHook.h"

#if  defined(WIN32) || defined(_WIN32) || defined(WIN64) || defined(_WIN64)
#pragma warning(push)
#pragma warning(disable: 4251) //for dll export
#endif

namespace hazelcast {
    namespace client {
        namespace query {
            template <typename T>
            class EqualPredicate : public Predicate {
            public:
                EqualPredicate(const char *attributeName, const T &value)
                        : attrName(attributeName), attrValue(value) {
                }

                int getFactoryId() const {
                    return impl::predicates::F_ID;
                }

                int getClassId() const {
                    return impl::predicates::EQUAL_PREDICATE;
                }

                void writeData(serialization::ObjectDataOutput &out) const {
                    out.writeUTF(&attrName);
                    out.writeObject<T>(&attrValue);
                }

                void readData(serialization::ObjectDataInput &in) {
                    // Not need to read at the client side
                    throw exception::IException("EqualPredicate::readData",
                                                "Client should not need to use readData method!!!");
                }

            private:
                std::string attrName;
                T attrValue;
            };
        }
    }
}

#if  defined(WIN32) || defined(_WIN32) || defined(WIN64) || defined(_WIN64)
#pragma warning(pop)
#endif 

#endif /* HAZELCAST_CLIENT_QUERY_EQUALPREDICATE_H_ */