DB::DbResult Class Reference

The DbResult class represents a result set returned from a database query. More...

#include <dbresult.h>

Collaboration diagram for DB::DbResult:

Public Member Functions
	DbResult ()
	Default constructor for DbResult. More...
	DbResult (const QList< QVariant > &data)
	Constructs a DbResult from a list of QVariant data. More...
bool	isEmpty () const
	Checks if the result set is empty. More...
QJsonObject	first () const
	Retrieves the first item in the result set. More...
int	size () const
	Gets the number of items in the result set. More...
QJsonObject	data (int pos) const
	Retrieves data at a specific position in the result set. More...
QJsonArray	data () const
	Gets all the data in the result set. More...
QString	toJsonString () const
	Converts the result set to a JSON string. More...

Detailed Description

The DbResult class represents a result set returned from a database query.

This class encapsulates the data returned from a database operation and provides methods to access and manipulate the result. It stores the result in a JSON array format.

Constructor & Destructor Documentation

DbResult() [1/2]

DbResult::DbResult

(

)

Default constructor for DbResult.

Initializes an empty DbResult object.

DbResult() [2/2]

DbResult::DbResult

(

const QList< QVariant > &

data

)

Constructs a DbResult from a list of QVariant data.

Parameters

data	A QList<QVariant> containing data to be stored in the result. The data is converted into a JSON array of QJsonObjects.

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Member Function Documentation

data() [1/2]

QJsonArray DbResult::data

(

)

const

Gets all the data in the result set.

Returns

A QJsonArray containing all the items in the result set.

Referenced by DbResult(), and first().

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data() [2/2]

QJsonObject DbResult::data

(

int

pos

)

const

Retrieves data at a specific position in the result set.

Parameters

pos	The index position of the item to retrieve.

Returns

A QJsonObject representing the data at the specified position. Returns an empty QJsonObject if the position is out of bounds or if the result set is empty.

Referenced by GetDatabaseRequest::execute(), and GetTransactionsHistoryRequest::execute().

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first()

QJsonObject DbResult::first

(

)

const

Retrieves the first item in the result set.

Returns

A QJsonObject representing the first item. If the result set is empty, returns an empty QJsonObject.

Referenced by CreateNewUserRequest::execute(), DeleteUserRequest::execute(), GetAccountNumberRequest::execute(), GetBalanceRequest::execute(), GetDatabaseRequest::execute(), GetTransactionsHistoryRequest::execute(), LoginRequest::execute(), MakeTransactionRequest::execute(), UpdateEmailRequest::execute(), UpdatePasswordRequest::execute(), UpdateUserRequest::execute(), and UserInitRequest::execute().

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isEmpty()

bool DbResult::isEmpty

(

)

const

Checks if the result set is empty.

Returns

True if the result set is empty, false otherwise.

Referenced by data(), CreateNewUserRequest::execute(), DeleteUserRequest::execute(), GetAccountNumberRequest::execute(), GetBalanceRequest::execute(), GetDatabaseRequest::execute(), GetTransactionsHistoryRequest::execute(), LoginRequest::execute(), MakeTransactionRequest::execute(), UpdateEmailRequest::execute(), UpdatePasswordRequest::execute(), UpdateUserRequest::execute(), and UserInitRequest::execute().

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size()

int DbResult::size

(

)

const

Gets the number of items in the result set.

Returns

The number of items in the result set.

Referenced by data(), GetDatabaseRequest::execute(), and GetTransactionsHistoryRequest::execute().

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toJsonString()

QString DbResult::toJsonString

(

)

const

Converts the result set to a JSON string.

Returns

A QString containing the JSON representation of the result set.

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The documentation for this class was generated from the following files:

• dbresult.h
• dbresult.cpp