public FbConnectionPool(string connectionString)
{
this.syncObject = new object();
this.connectionString = connectionString;
this.options = new FbConnectionString(connectionString);
this.lifeTime = this.options.ConnectionLifeTime * TimeSpan.TicksPerSecond;
if (this.options.MaxPoolSize == 0)
{
this.locked = ArrayList.Synchronized(new ArrayList());
this.unlocked = ArrayList.Synchronized(new ArrayList());
}
else
{
this.locked = ArrayList.Synchronized(new ArrayList(this.options.MaxPoolSize));
this.unlocked = ArrayList.Synchronized(new ArrayList(this.options.MaxPoolSize));
}
// If a minimun number of connections is requested
// initialize the pool
this.Initialize();
// Start the cleanup thread only if needed
if (this.lifeTime != 0)
{
this.isRunning = true;
this.cleanUpThread = new Thread(new ThreadStart(this.RunCleanup));
this.cleanUpThread.Name = "Cleanup Thread";
this.cleanUpThread.Start();
this.cleanUpThread.IsBackground = true;
}
}
/// <include file='Doc/en_EN/FbConnection.xml' path='doc/class[@name="FbConnection"]/constructor[@name="ctor(System.String)"]/*'/>
public FbConnection(string connectionString) : base()
{
this.options = new FbConnectionString();
this.state = ConnectionState.Closed;
this.connectionString = "";
if (connectionString != null)
{
this.ConnectionString = connectionString;
}
}
public static void DropDatabase(Hashtable values)
{
int serverType = 0;
if (!values.ContainsKey("User") ||
!values.ContainsKey("Password") ||
!values.ContainsKey("Database"))
{
throw new ArgumentException("CreateDatabase requires a user name, password and database path.");
}
if (!values.ContainsKey("DataSource"))
{
values.Add("DataSource", "localhost");
}
if (!values.ContainsKey("Port"))
{
values.Add("Port", 3050);
}
if (values.ContainsKey("ServerType"))
{
serverType = Convert.ToInt32(values["ServerType"], CultureInfo.InvariantCulture);
}
try
{
// Configure Attachment
FbConnectionStringBuilder csb = new FbConnectionStringBuilder();
csb.DataSource = values["DataSource"].ToString();
csb.Port = Convert.ToInt32(values["Port"], CultureInfo.InvariantCulture);
csb.Database = values["Database"].ToString();
csb.UserID = values["User"].ToString();
csb.Password = values["Password"].ToString();
csb.ServerType = serverType;
FbConnectionString options = new FbConnectionString(csb);
// Drop the database
FbConnectionInternal db = new FbConnectionInternal(options);
db.DropDatabase();
}
catch (IscException ex)
{
throw new FbException(ex.Message, ex);
}
}
/// <include file='Doc/en_EN/FbConnection.xml' path='doc/class[@name="FbConnection"]/method[@name="DropDatabase(System.String)"]/*'/>
public static void DropDatabase(string connectionString)
{
// Configure Attachment
FbConnectionString options = new FbConnectionString(connectionString);
options.Validate();
try
{
// Drop the database
FbConnectionInternal db = new FbConnectionInternal(options);
db.DropDatabase();
}
catch (IscException ex)
{
throw new FbException(ex.Message, ex);
}
}
public void Disconnect()
{
try
{
this.db.Dispose();
this.owningConnection = null;
this.options = null;
this.lifetime = 0;
this.pooled = false;
this.db = null;
this.DisposePreparedCommands();
}
catch (IscException ex)
{
throw new FbException(ex.Message, ex);
}
}
private DatabaseParameterBuffer BuildDpb(IDatabase db, FbConnectionString options)
{
DatabaseParameterBuffer dpb = db.CreateDatabaseParameterBuffer();
dpb.Append(IscCodes.isc_dpb_version1);
dpb.Append(IscCodes.isc_dpb_dummy_packet_interval,
new byte[] { 120, 10, 0, 0 });
dpb.Append(IscCodes.isc_dpb_sql_dialect,
new byte[] { Convert.ToByte(options.Dialect), 0, 0, 0 });
dpb.Append(IscCodes.isc_dpb_lc_ctype, options.Charset);
if (options.Role != null && options.Role.Length > 0)
{
dpb.Append(IscCodes.isc_dpb_sql_role_name, options.Role);
}
dpb.Append(IscCodes.isc_dpb_connect_timeout, options.ConnectionTimeout);
dpb.Append(IscCodes.isc_dpb_user_name, options.UserID);
dpb.Append(IscCodes.isc_dpb_password, options.Password);
return(dpb);
}
public FbConnectionInternal(FbConnectionString options, FbConnection owningConnection)
{
this.options = options;
this.owningConnection = owningConnection;
}
public FbConnectionInternal(FbConnectionString options) : this(options, null)
{
}
public FbConnectionPool(string connectionString)
{
this.syncObject = new object();
this.connectionString = connectionString;
this.options = new FbConnectionString(connectionString);
this.lifeTime = this.options.ConnectionLifeTime * TimeSpan.TicksPerSecond;
if (this.options.MaxPoolSize == 0)
{
this.locked = ArrayList.Synchronized(new ArrayList());
this.unlocked = ArrayList.Synchronized(new ArrayList());
}
else
{
this.locked = ArrayList.Synchronized(new ArrayList(this.options.MaxPoolSize));
this.unlocked = ArrayList.Synchronized(new ArrayList(this.options.MaxPoolSize));
}
// If a minimun number of connections is requested
// initialize the pool
this.Initialize();
// Start the cleanup thread only if needed
if (this.lifeTime != 0)
{
this.isRunning = true;
this.cleanUpThread = new Thread(new ThreadStart(this.RunCleanup));
this.cleanUpThread.Name = "Cleanup Thread";
this.cleanUpThread.Start();
this.cleanUpThread.IsBackground = true;
}
}
public static void DropDatabase(Hashtable values)
{
int serverType = 0;
if (!values.ContainsKey("User") ||
!values.ContainsKey("Password") ||
!values.ContainsKey("Database"))
{
throw new ArgumentException("CreateDatabase requires a user name, password and database path.");
}
if (!values.ContainsKey("DataSource"))
{
values.Add("DataSource", "localhost");
}
if (!values.ContainsKey("Port"))
{
values.Add("Port", 3050);
}
if (values.ContainsKey("ServerType"))
{
serverType = Convert.ToInt32(values["ServerType"], CultureInfo.InvariantCulture);
}
try
{
// Configure Attachment
FbConnectionStringBuilder csb = new FbConnectionStringBuilder();
csb.DataSource = values["DataSource"].ToString();
csb.Port = Convert.ToInt32(values["Port"], CultureInfo.InvariantCulture);
csb.Database = values["Database"].ToString();
csb.UserID = values["User"].ToString();
csb.Password = values["Password"].ToString();
csb.ServerType = serverType;
FbConnectionString options = new FbConnectionString(csb);
// Drop the database
FbConnectionInternal db = new FbConnectionInternal(options);
db.DropDatabase();
}
catch (IscException ex)
{
throw new FbException(ex.Message, ex);
}
}
public static void CreateDatabase(Hashtable values)
{
bool overwrite = false;
int index = 0;
byte dialect = 3;
int serverType = 0;
if (!values.ContainsKey("User") ||
!values.ContainsKey("Password") ||
!values.ContainsKey("Database"))
{
throw new ArgumentException("CreateDatabase requires a user name, password and database path.");
}
if (values.ContainsKey("ServerType"))
{
serverType = Convert.ToInt32(values["ServerType"], CultureInfo.InvariantCulture);
}
if (!values.ContainsKey("DataSource"))
{
values.Add("DataSource", "localhost");
}
if (!values.ContainsKey("Port"))
{
values.Add("Port", 3050);
}
if (values.ContainsKey("Dialect"))
{
dialect = Convert.ToByte(values["Dialect"], CultureInfo.InvariantCulture);
}
if (dialect < 1 || dialect > 3)
{
throw new ArgumentException("Incorrect database dialect it should be 1, 2, or 3.");
}
if (values.ContainsKey("Overwrite"))
{
overwrite = (bool)values["Overwrite"];
}
try
{
// Configure Attachment
FbConnectionStringBuilder csb = new FbConnectionStringBuilder();
csb.DataSource = values["DataSource"].ToString();
csb.UserID = values["User"].ToString();
csb.Password = values["Password"].ToString();
csb.Database = values["Database"].ToString();
csb.Port = Convert.ToInt32(values["Port"], CultureInfo.InvariantCulture);
csb.ServerType = serverType;
FbConnectionString options = new FbConnectionString(csb);
// DPB configuration
DatabaseParameterBuffer dpb = new DatabaseParameterBuffer();
// Dpb version
dpb.Append(IscCodes.isc_dpb_version1);
// Dummy packet interval
dpb.Append(IscCodes.isc_dpb_dummy_packet_interval, new byte[] { 120, 10, 0, 0 });
// User name
dpb.Append(IscCodes.isc_dpb_user_name, values["User"].ToString());
// User password
dpb.Append(IscCodes.isc_dpb_password, values["Password"].ToString());
// Database dialect
dpb.Append(IscCodes.isc_dpb_sql_dialect, new byte[] { dialect, 0, 0, 0 });
// Database overwrite
dpb.Append(IscCodes.isc_dpb_overwrite, (short)(overwrite ? 1 : 0));
// Character set
if (values.ContainsKey("Charset"))
{
index = Charset.SupportedCharsets.IndexOf(values["Charset"].ToString());
if (index == -1)
{
throw new ArgumentException("Character set is not valid.");
}
else
{
dpb.Append(
IscCodes.isc_dpb_set_db_charset,
Charset.SupportedCharsets[index].Name);
}
}
// Page Size
if (values.ContainsKey("PageSize"))
{
dpb.Append(IscCodes.isc_dpb_page_size, Convert.ToInt32(values["PageSize"], CultureInfo.InvariantCulture));
}
// Forced writes
if (values.ContainsKey("ForcedWrite"))
{
dpb.Append(IscCodes.isc_dpb_force_write,
(short)((bool)values["ForcedWrite"] ? 1 : 0));
}
if (!overwrite)
{
try
{
// Check if the database exists
FbConnectionInternal check = new FbConnectionInternal(options);
check.Connect();
check.Disconnect();
IscException ex = new IscException(IscCodes.isc_db_or_file_exists);
throw new FbException(ex.Message, ex);
}
catch (Exception)
{
throw;
}
}
// Create the new database
FbConnectionInternal c = new FbConnectionInternal(options);
c.CreateDatabase(dpb);
}
catch (IscException ex)
{
throw new FbException(ex.Message, ex);
}
}
/// <include file='Doc/en_EN/FbConnection.xml' path='doc/class[@name="FbConnection"]/method[@name="DropDatabase(System.String)"]/*'/>
public static void DropDatabase(string connectionString)
{
// Configure Attachment
FbConnectionString options = new FbConnectionString(connectionString);
options.Validate();
try
{
// Drop the database
FbConnectionInternal db = new FbConnectionInternal(options);
db.DropDatabase();
}
catch (IscException ex)
{
throw new FbException(ex.Message, ex);
}
}
/// <include file='Doc/en_EN/FbConnection.xml' path='doc/class[@name="FbConnection"]/method[@name="CreateDatabase(System.String,System.Int32,System.Boolean,System.Boolean)"]/*'/>
public static void CreateDatabase(
string connectionString, int pageSize, bool forcedWrites, bool overwrite)
{
FbConnectionString options = new FbConnectionString(connectionString);
options.Validate();
try
{
// DPB configuration
DatabaseParameterBuffer dpb = new DatabaseParameterBuffer();
// Dpb version
dpb.Append(IscCodes.isc_dpb_version1);
// Dummy packet interval
dpb.Append(IscCodes.isc_dpb_dummy_packet_interval, new byte[] { 120, 10, 0, 0 });
// User name
dpb.Append(IscCodes.isc_dpb_user_name, options.UserID);
// User password
dpb.Append(IscCodes.isc_dpb_password, options.Password);
// Database dialect
dpb.Append(IscCodes.isc_dpb_sql_dialect, new byte[] { options.Dialect, 0, 0, 0 });
// Database overwrite
dpb.Append(IscCodes.isc_dpb_overwrite, (short)(overwrite ? 1 : 0));
// Character set
if (options.Charset.Length > 0)
{
int index = Charset.SupportedCharsets.IndexOf(options.Charset);
if (index == -1)
{
throw new ArgumentException("Character set is not valid.");
}
else
{
dpb.Append(
IscCodes.isc_dpb_set_db_charset,
Charset.SupportedCharsets[index].Name);
}
}
// Page Size
if (pageSize > 0)
{
dpb.Append(IscCodes.isc_dpb_page_size, pageSize);
}
// Forced writes
dpb.Append(IscCodes.isc_dpb_force_write, (short)(forcedWrites ? 1 : 0));
if (!overwrite)
{
// Check if the database exists
FbConnectionInternal c = new FbConnectionInternal(options);
try
{
c.Connect();
c.Disconnect();
IscException ex = new IscException(IscCodes.isc_db_or_file_exists);
throw new FbException(ex.Message, ex);
}
catch (FbException ex)
{
if (ex.ErrorCode != 335544344)
{
throw;
}
}
}
// Create the new database
FbConnectionInternal db = new FbConnectionInternal(options);
db.CreateDatabase(dpb);
}
catch (IscException ex)
{
throw new FbException(ex.Message, ex);
}
}
/// <include file='Doc/en_EN/FbConnection.xml' path='doc/class[@name="FbConnection"]/method[@name="CreateDatabase(System.String,System.Int32,System.Boolean,System.Boolean)"]/*'/>
public static void CreateDatabase(
string connectionString, int pageSize, bool forcedWrites, bool overwrite)
{
FbConnectionString options = new FbConnectionString(connectionString);
options.Validate();
try
{
// DPB configuration
DatabaseParameterBuffer dpb = new DatabaseParameterBuffer();
// Dpb version
dpb.Append(IscCodes.isc_dpb_version1);
// Dummy packet interval
dpb.Append(IscCodes.isc_dpb_dummy_packet_interval, new byte[] { 120, 10, 0, 0 });
// User name
dpb.Append(IscCodes.isc_dpb_user_name, options.UserID);
// User password
dpb.Append(IscCodes.isc_dpb_password, options.Password);
// Database dialect
dpb.Append(IscCodes.isc_dpb_sql_dialect, new byte[] { options.Dialect, 0, 0, 0 });
// Database overwrite
dpb.Append(IscCodes.isc_dpb_overwrite, (short)(overwrite ? 1 : 0));
// Character set
if (options.Charset.Length > 0)
{
int index = Charset.SupportedCharsets.IndexOf(options.Charset);
if (index == -1)
{
throw new ArgumentException("Character set is not valid.");
}
else
{
dpb.Append(
IscCodes.isc_dpb_set_db_charset,
Charset.SupportedCharsets[index].Name);
}
}
// Page Size
if (pageSize > 0)
{
dpb.Append(IscCodes.isc_dpb_page_size, pageSize);
}
// Forced writes
dpb.Append(IscCodes.isc_dpb_force_write, (short)(forcedWrites ? 1 : 0));
if (!overwrite)
{
// Check if the database exists
FbConnectionInternal c = new FbConnectionInternal(options);
try
{
c.Connect();
c.Disconnect();
IscException ex = new IscException(IscCodes.isc_db_or_file_exists);
throw new FbException(ex.Message, ex);
}
catch (FbException ex)
{
if (ex.ErrorCode != 335544344)
{
throw;
}
}
}
// Create the new database
FbConnectionInternal db = new FbConnectionInternal(options);
db.CreateDatabase(dpb);
}
catch (IscException ex)
{
throw new FbException(ex.Message, ex);
}
}
public void Disconnect()
{
try
{
this.db.Dispose();
this.owningConnection = null;
this.options = null;
this.lifetime = 0;
this.pooled = false;
this.db = null;
this.DisposePreparedCommands();
}
catch (IscException ex)
{
throw new FbException(ex.Message, ex);
}
}
public FbConnectionInternal(FbConnectionString options, FbConnection owningConnection)
{
this.options = options;
this.owningConnection = owningConnection;
}
public FbConnectionInternal(FbConnectionString options) : this(options, null)
{
}
public static void CreateDatabase(Hashtable values)
{
bool overwrite = false;
int index = 0;
byte dialect = 3;
int serverType = 0;
if (!values.ContainsKey("User") ||
!values.ContainsKey("Password") ||
!values.ContainsKey("Database"))
{
throw new ArgumentException("CreateDatabase requires a user name, password and database path.");
}
if (values.ContainsKey("ServerType"))
{
serverType = Convert.ToInt32(values["ServerType"], CultureInfo.InvariantCulture);
}
if (!values.ContainsKey("DataSource"))
{
values.Add("DataSource", "localhost");
}
if (!values.ContainsKey("Port"))
{
values.Add("Port", 3050);
}
if (values.ContainsKey("Dialect"))
{
dialect = Convert.ToByte(values["Dialect"], CultureInfo.InvariantCulture);
}
if (dialect < 1 || dialect > 3)
{
throw new ArgumentException("Incorrect database dialect it should be 1, 2, or 3.");
}
if (values.ContainsKey("Overwrite"))
{
overwrite = (bool)values["Overwrite"];
}
try
{
// Configure Attachment
FbConnectionStringBuilder csb = new FbConnectionStringBuilder();
csb.DataSource = values["DataSource"].ToString();
csb.UserID = values["User"].ToString();
csb.Password = values["Password"].ToString();
csb.Database = values["Database"].ToString();
csb.Port = Convert.ToInt32(values["Port"], CultureInfo.InvariantCulture);
csb.ServerType = serverType;
FbConnectionString options = new FbConnectionString(csb);
// DPB configuration
DatabaseParameterBuffer dpb = new DatabaseParameterBuffer();
// Dpb version
dpb.Append(IscCodes.isc_dpb_version1);
// Dummy packet interval
dpb.Append(IscCodes.isc_dpb_dummy_packet_interval, new byte[] { 120, 10, 0, 0 });
// User name
dpb.Append(IscCodes.isc_dpb_user_name, values["User"].ToString());
// User password
dpb.Append(IscCodes.isc_dpb_password, values["Password"].ToString());
// Database dialect
dpb.Append(IscCodes.isc_dpb_sql_dialect, new byte[] { dialect, 0, 0, 0 });
// Database overwrite
dpb.Append(IscCodes.isc_dpb_overwrite, (short)(overwrite ? 1 : 0));
// Character set
if (values.ContainsKey("Charset"))
{
index = Charset.SupportedCharsets.IndexOf(values["Charset"].ToString());
if (index == -1)
{
throw new ArgumentException("Character set is not valid.");
}
else
{
dpb.Append(
IscCodes.isc_dpb_set_db_charset,
Charset.SupportedCharsets[index].Name);
}
}
// Page Size
if (values.ContainsKey("PageSize"))
{
dpb.Append(IscCodes.isc_dpb_page_size, Convert.ToInt32(values["PageSize"], CultureInfo.InvariantCulture));
}
// Forced writes
if (values.ContainsKey("ForcedWrite"))
{
dpb.Append(IscCodes.isc_dpb_force_write,
(short)((bool)values["ForcedWrite"] ? 1 : 0));
}
if (!overwrite)
{
try
{
// Check if the database exists
FbConnectionInternal check = new FbConnectionInternal(options);
check.Connect();
check.Disconnect();
IscException ex = new IscException(IscCodes.isc_db_or_file_exists);
throw new FbException(ex.Message, ex);
}
catch (Exception)
{
throw;
}
}
// Create the new database
FbConnectionInternal c = new FbConnectionInternal(options);
c.CreateDatabase(dpb);
}
catch (IscException ex)
{
throw new FbException(ex.Message, ex);
}
}
private DatabaseParameterBuffer BuildDpb(IDatabase db, FbConnectionString options)
{
DatabaseParameterBuffer dpb = db.CreateDatabaseParameterBuffer();
dpb.Append(IscCodes.isc_dpb_version1);
dpb.Append(IscCodes.isc_dpb_dummy_packet_interval,
new byte[] { 120, 10, 0, 0 });
dpb.Append(IscCodes.isc_dpb_sql_dialect,
new byte[] { Convert.ToByte(options.Dialect), 0, 0, 0 });
dpb.Append(IscCodes.isc_dpb_lc_ctype, options.Charset);
if (options.Role != null && options.Role.Length > 0)
{
dpb.Append(IscCodes.isc_dpb_sql_role_name, options.Role);
}
dpb.Append(IscCodes.isc_dpb_connect_timeout, options.ConnectionTimeout);
dpb.Append(IscCodes.isc_dpb_user_name, options.UserID);
dpb.Append(IscCodes.isc_dpb_password, options.Password);
return dpb;
}
/// <include file='Doc/en_EN/FbConnection.xml' path='doc/class[@name="FbConnection"]/constructor[@name="ctor(System.String)"]/*'/>
public FbConnection(string connectionString) : base()
{
this.options = new FbConnectionString();
this.state = ConnectionState.Closed;
this.connectionString = "";
if (connectionString != null)
{
this.ConnectionString = connectionString;
}
}
