Hazelcast C++ Client
EqualPredicate.h
1 /*
2  * Copyright (c) 2008-2017, Hazelcast, Inc. All Rights Reserved.
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
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8  * http://www.apache.org/licenses/LICENSE-2.0
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10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
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13  * See the License for the specific language governing permissions and
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15  */
16 #ifndef HAZELCAST_CLIENT_QUERY_EQUALPREDICATE_H_
17 #define HAZELCAST_CLIENT_QUERY_EQUALPREDICATE_H_
18 
19 #include <string>
20 #include <memory>
21 #include "hazelcast/client/query/Predicate.h"
22 #include "hazelcast/client/serialization/ObjectDataOutput.h"
23 #include "hazelcast/client/serialization/ObjectDataInput.h"
24 #include "hazelcast/client/exception/IException.h"
25 #include "hazelcast/client/query/impl/predicates/PredicateDataSerializerHook.h"
26 
27 #if defined(WIN32) || defined(_WIN32) || defined(WIN64) || defined(_WIN64)
28 #pragma warning(push)
29 #pragma warning(disable: 4251) //for dll export
30 #endif
31 
32 namespace hazelcast {
33  namespace client {
34  namespace query {
38  template <typename T>
39  class EqualPredicate : public Predicate {
40  public:
45  EqualPredicate(const char *attributeName, const T &value)
46  : attrName(attributeName), attrValue(value) {
47  }
48 
52  int getFactoryId() const {
53  return impl::predicates::F_ID;
54  }
55 
59  int getClassId() const {
60  return impl::predicates::EQUAL_PREDICATE;
61  }
62 
68  out.writeUTF(&attrName);
69  out.writeObject<T>(&attrValue);
70  }
71 
77  // Not need to read at the client side
78  throw exception::IException("EqualPredicate::readData",
79  "Client should not need to use readData method!!!");
80  }
81 
82  private:
83  std::string attrName;
84  T attrValue;
85  };
86  }
87  }
88 }
89 
90 #if defined(WIN32) || defined(_WIN32) || defined(WIN64) || defined(_WIN64)
91 #pragma warning(pop)
92 #endif
93 
94 #endif /* HAZELCAST_CLIENT_QUERY_EQUALPREDICATE_H_ */
int getClassId() const
Definition: EqualPredicate.h:59
void writeObject(const T *object)
Definition: ObjectDataOutput.h:184
Base class for all exception originated from Hazelcast methods.
Definition: IException.h:49
int getFactoryId() const
Definition: EqualPredicate.h:52
Provides serialization methods for primitive types,a arrays of primitive types, Portable, IdentifiedDataSerializable and custom serializables.
Definition: ObjectDataOutput.h:54
Type T should be a valid serializable and copiable type.
Definition: EqualPredicate.h:39
void readData(serialization::ObjectDataInput &in)
Defines how this class will be read.
Definition: EqualPredicate.h:76
This is a merker class for Predicate classes.
Definition: Predicate.h:36
Provides deserialization methods for primitives types, arrays of primitive types Portable, IdentifiedDataSerializable and custom serializable types.
Definition: ObjectDataInput.h:70
Definition: MapEntryView.h:32
void writeUTF(const std::string *value)
Definition: ObjectDataOutput.cpp:92
void writeData(serialization::ObjectDataOutput &out) const
Defines how this class will be written.
Definition: EqualPredicate.h:67
EqualPredicate(const char *attributeName, const T &value)
Definition: EqualPredicate.h:45