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117 lines
2.9 KiB
C++
117 lines
2.9 KiB
C++
//
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// DeleteRequest.h
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//
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// Library: MongoDB
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// Package: MongoDB
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// Module: DeleteRequest
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//
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// Definition of the DeleteRequest class.
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//
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// Copyright (c) 2012, Applied Informatics Software Engineering GmbH.
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// and Contributors.
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//
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// SPDX-License-Identifier: BSL-1.0
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//
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#ifndef MongoDB_DeleteRequest_INCLUDED
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#define MongoDB_DeleteRequest_INCLUDED
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#include "Poco/MongoDB/Document.h"
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#include "Poco/MongoDB/MongoDB.h"
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#include "Poco/MongoDB/RequestMessage.h"
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namespace Poco
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{
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namespace MongoDB
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{
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class MongoDB_API DeleteRequest : public RequestMessage
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/// A DeleteRequest is used to delete one or more documents from a database.
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///
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/// Specific flags for this request
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/// - DELETE_DEFAULT: default delete operation
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/// - DELETE_SINGLE_REMOVE: delete only the first document
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{
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public:
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enum Flags
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{
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DELETE_DEFAULT = 0,
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/// Default
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DELETE_SINGLE_REMOVE = 1
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/// Delete only the first document.
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};
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DeleteRequest(const std::string & collectionName, Flags flags = DELETE_DEFAULT);
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/// Creates a DeleteRequest for the given collection using the given flags.
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///
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/// The full collection name is the concatenation of the database
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/// name with the collection name, using a "." for the concatenation. For example,
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/// for the database "foo" and the collection "bar", the full collection name is
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/// "foo.bar".
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DeleteRequest(const std::string & collectionName, bool justOne);
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/// Creates a DeleteRequest for the given collection.
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///
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/// The full collection name is the concatenation of the database
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/// name with the collection name, using a "." for the concatenation. For example,
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/// for the database "foo" and the collection "bar", the full collection name is
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/// "foo.bar".
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///
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/// If justOne is true, only the first matching document will
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/// be removed (the same as using flag DELETE_SINGLE_REMOVE).
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virtual ~DeleteRequest();
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/// Destructor
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Flags flags() const;
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/// Returns the flags.
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void flags(Flags flag);
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/// Sets the flags.
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Document & selector();
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/// Returns the selector document.
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protected:
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void buildRequest(BinaryWriter & writer);
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/// Writes the OP_DELETE request to the writer.
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private:
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Flags _flags;
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std::string _fullCollectionName;
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Document _selector;
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};
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///
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/// inlines
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///
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inline DeleteRequest::Flags DeleteRequest::flags() const
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{
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return _flags;
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}
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inline void DeleteRequest::flags(DeleteRequest::Flags flags)
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{
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_flags = flags;
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}
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inline Document & DeleteRequest::selector()
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{
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return _selector;
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}
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}
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} // namespace Poco::MongoDB
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#endif // MongoDB_DeleteRequest_INCLUDED
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