Ntp.Data.SqlDatabaseChecker Class Reference

Collaboration diagram for Ntp.Data.SqlDatabaseChecker:

Public Member Functions
	SqlDatabaseChecker (ISqlFactory factory, IApplicationController controller, LogBase log)
void	CheckConnection ()

Private Member Functions
void	ControllerExitApplication (object sender, EventArgs e)

Private Attributes
readonly IApplicationController	controller
readonly ISqlFactory	factory
readonly LogBase	log
bool	stop

Detailed Description

Definition at line 31 of file SqlDatabaseChecker.cs.

Constructor & Destructor Documentation

Ntp.Data.SqlDatabaseChecker.SqlDatabaseChecker ( ISqlFactory  factory, IApplicationController  controller, LogBase  log  )

inline

Definition at line 33 of file SqlDatabaseChecker.cs.

References factory.

        {
            this.controller = controller;
            this.factory = factory;
            this.log = log;
            stop = false;
        }

Member Function Documentation

void Ntp.Data.SqlDatabaseChecker.CheckConnection ( )

inline

Definition at line 46 of file SqlDatabaseChecker.cs.

References e.

        {
            controller.ExitApplication += ControllerExitApplication;

            var connection = factory.CreateGenericConnection();
            log.AwaitingDbLink(connection);

            bool first = true;
            bool done = false;

            do
            {
                try
                {
                    connection.Open();
                    done = true;
                }
                catch (DbException ex)
                {
                    log.DbLinkError(ex);

                    if (first)
                    {
                        log.DbLinkDown();
                    }

                    first = false;
                    Thread.Sleep(5000);
                }
            } while (!done && !stop);

            if (done)
            {
                log.DbLinkUp();

                try
                {
                    connection.Close();
                }
                catch (Exception e)
                {
                    log.WriteLine(e);
                }
            }

            controller.ExitApplication -= ControllerExitApplication;
        }

void Ntp.Data.SqlDatabaseChecker.ControllerExitApplication ( object  sender, EventArgs  e  )

inlineprivate

Definition at line 94 of file SqlDatabaseChecker.cs.

        {
            stop = true;
        }

Member Data Documentation

readonly IApplicationController Ntp.Data.SqlDatabaseChecker.controller

private

Definition at line 41 of file SqlDatabaseChecker.cs.

readonly ISqlFactory Ntp.Data.SqlDatabaseChecker.factory

private

Definition at line 42 of file SqlDatabaseChecker.cs.

readonly LogBase Ntp.Data.SqlDatabaseChecker.log

private

Definition at line 43 of file SqlDatabaseChecker.cs.

bool Ntp.Data.SqlDatabaseChecker.stop

private

Definition at line 44 of file SqlDatabaseChecker.cs.

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

• Ntp.Data/SqlDatabaseChecker.cs