本文整理汇总了C#中NpgsqlConnection.Close方法的典型用法代码示例。如果您正苦于以下问题：C# NpgsqlConnection.Close方法的具体用法？C# NpgsqlConnection.Close怎么用？C# NpgsqlConnection.Close使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类NpgsqlConnection的用法示例。
在下文中一共展示了NpgsqlConnection.Close方法的15个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: ResetOnClose
public void ResetOnClose()
{
var conn = new NpgsqlConnection(ConnectionString + ";SearchPath=public");
conn.Open();
ExecuteNonQuery("SET search_path=foo", conn);
conn.Close();
conn.Open();
Assert.That(ExecuteScalar("SHOW search_path", conn), Is.EqualTo("public"));
conn.Close();
}示例2: MinPoolSize
public void MinPoolSize()
{
var conn = new NpgsqlConnection(ConnectionString + ";MinPoolSize=30;MaxPoolSize=30");
conn.Open();
conn.Close();
conn = new NpgsqlConnection(ConnectionString + ";MaxPoolSize=30;MinPoolSize=30");
conn.Open();
conn.Close();
}示例3: ResetOnClose
public void ResetOnClose()
{
var conn = new NpgsqlConnection(ConnectionString + ";SearchPath=public");
conn.Open();
ExecuteNonQuery("DROP SCHEMA IF EXISTS foo");
ExecuteNonQuery("CREATE SCHEMA foo");
try
{
ExecuteNonQuery("SET search_path=foo", conn);
conn.Close();
conn.Open();
Assert.That(ExecuteScalar("SHOW search_path", conn), Is.EqualTo("public"));
conn.Close();
}
finally
{
ExecuteNonQuery("DROP SCHEMA foo");
}
}示例4: MinPoolSize
public void MinPoolSize()
{
var connString = new NpgsqlConnectionStringBuilder(ConnectionString) { MinPoolSize = 2 };
using (var conn = new NpgsqlConnection(connString))
{
connString = conn.Settings; // Shouldn't be necessary
conn.Open();
conn.Close();
}
var pool = PoolManager.Pools[connString];
Assert.That(pool.Idle, Has.Count.EqualTo(2));
// Now open 2 connections and make sure they're good
using (var conn1 = OpenConnection(connString))
using (var conn2 = OpenConnection(connString))
{
Assert.That(pool.Idle, Has.Count.Zero);
Assert.That(conn1.ExecuteScalar("SELECT 1"), Is.EqualTo(1));
Assert.That(conn2.ExecuteScalar("SELECT 1"), Is.EqualTo(1));
}
}示例5: DeleteUser
//
// MembershipProvider.DeleteUser
//
public override bool DeleteUser(string username, bool deleteAllRelatedData)
{
NpgsqlConnection conn = new NpgsqlConnection(connectionString);
NpgsqlCommand cmd =
new NpgsqlCommand(
string.Format("DELETE FROM {0} WHERE user_name = @user_name AND application_name = @application_name", tableName), conn);
cmd.Parameters.Add("@user_name", NpgsqlDbType.Text, 255).Value = username;
cmd.Parameters.Add("@application_name", NpgsqlDbType.Text, 255).Value = pApplicationName;
int rowsAffected = 0;
try
{
conn.Open();
rowsAffected = cmd.ExecuteNonQuery();
if (deleteAllRelatedData)
{
// Process commands to delete all data for the user in the database.
}
}
catch (NpgsqlException e)
{
if (WriteExceptionsToEventLog)
{
WriteToEventLog(e, "DeleteUser");
// use fully qualified name so as not to conflict with System.Data.ProviderException
// in System.Data.Entity assembly
throw new System.Configuration.Provider.ProviderException(exceptionMessage);
}
else
{
throw;//e;
}
}
finally
{
cmd.Dispose();
conn.Close();
}
return (rowsAffected > 0); }示例6: DeleteRole
//
// RoleProvider.DeleteRole
//
public override bool DeleteRole(string rolename, bool throwOnPopulatedRole)
{
if (!RoleExists(rolename))
{
throw new ProviderException("Role does not exist.");
}
if (throwOnPopulatedRole && GetUsersInRole(rolename).Length > 0)
{
throw new ProviderException("Cannot delete a populated role.");
}
NpgsqlConnection conn = new NpgsqlConnection(connectionString);
NpgsqlCommand cmd =
new NpgsqlCommand(
"DELETE FROM " + rolesTable + "" + " WHERE role_name = @role_name AND application_name = @application_name", conn);
cmd.Parameters.Add("@role_name", NpgsqlDbType.Text, 255).Value = rolename;
cmd.Parameters.Add("@application_name", NpgsqlDbType.Text, 255).Value = ApplicationName;
NpgsqlCommand cmd2 =
new NpgsqlCommand(
"DELETE FROM " + usersInRolesTable + "" + " WHERE role_name = @role_name AND application_name = @application_name",
conn);
cmd2.Parameters.Add("@role_name", NpgsqlDbType.Text, 255).Value = rolename;
cmd2.Parameters.Add("@application_name", NpgsqlDbType.Text, 255).Value = ApplicationName;
NpgsqlTransaction tran = null;
try
{
conn.Open();
tran = conn.BeginTransaction();
cmd.Transaction = tran;
cmd2.Transaction = tran;
cmd2.ExecuteBlind();
cmd.ExecuteBlind();
tran.Commit();
}
catch (NpgsqlException e)
{
try
{
if (tran != null)
{
tran.Rollback();
}
}
catch
{
}
if (WriteExceptionsToEventLog)
{
WriteToEventLog(e, "DeleteRole");
return false;
}
else
{
throw e;
}
}
finally
{
cmd.Dispose();
conn.Close();
}
return true;
}示例7: CreateUser
//
// MembershipProvider.CreateUser
//
public override MembershipUser CreateUser(string username, string password, string email, string passwordQuestion,
string passwordAnswer, bool isApproved, object providerUserKey,
out MembershipCreateStatus status)
{
ValidatePasswordEventArgs args = new ValidatePasswordEventArgs(username, password, true);
OnValidatingPassword(args);
if (args.Cancel)
{
status = MembershipCreateStatus.InvalidPassword;
return null;
}
if (RequiresUniqueEmail && !string.IsNullOrEmpty(GetUserNameByEmail(email)))
{
status = MembershipCreateStatus.DuplicateEmail;
return null;
}
MembershipUser u = GetUser(username, false);
if (u == null)
{
DateTime createDate = DateTime.Now;
if (providerUserKey == null)
{
providerUserKey = Guid.NewGuid();
}
else
{
if (!(providerUserKey is Guid))
{
status = MembershipCreateStatus.InvalidProviderUserKey;
return null;
}
}
NpgsqlConnection conn = new NpgsqlConnection(connectionString);
NpgsqlCommand cmd =
new NpgsqlCommand(
string.Format("INSERT INTO {0} (UserId, user_name, Password, Email, password_question, password_answer, is_approved, Comment, creation_date, last_password_changed_date, last_activity_date, application_name, is_locked_out, last_locked_out_date, failed_password_attempt_count, failed_password_attempt_window_start, failed_password_answer_attempt_count, failed_password_answer_attempt_window_start) Values(@UserId, @user_name, @Password, @Email, @password_question, @password_answer, @is_approved, @Comment, @creation_date, @last_password_changed_date, @last_activity_date, @application_name, @is_locked_out, @last_locked_out_date, @failed_password_attempt_count, @failed_password_attempt_window_start, @failed_password_answer_attempt_count, @failed_password_answer_attempt_window_start)", tableName), conn);
cmd.Parameters.Add("@UserId", NpgsqlDbType.Text).Value = providerUserKey.ToString();
cmd.Parameters.Add("@user_name", NpgsqlDbType.Text, 255).Value = username;
cmd.Parameters.Add("@Password", NpgsqlDbType.Text, 255).Value = EncodePassword(password);
cmd.Parameters.Add("@Email", NpgsqlDbType.Text, 128).Value = email;
cmd.Parameters.Add("@password_question", NpgsqlDbType.Text, 255).Value = passwordQuestion;
cmd.Parameters.Add("@password_answer", NpgsqlDbType.Text, 255).Value = passwordAnswer == null
? null
: EncodePassword(passwordAnswer);
cmd.Parameters.Add("@is_approved", NpgsqlDbType.Boolean).Value = isApproved;
cmd.Parameters.Add("@Comment", NpgsqlDbType.Text, 255).Value = "";
cmd.Parameters.Add("@creation_date", NpgsqlDbType.Timestamp).Value = createDate;
cmd.Parameters.Add("@last_password_changed_date", NpgsqlDbType.Timestamp).Value = createDate;
cmd.Parameters.Add("@last_activity_date", NpgsqlDbType.Timestamp).Value = createDate;
cmd.Parameters.Add("@application_name", NpgsqlDbType.Text, 255).Value = pApplicationName;
cmd.Parameters.Add("@is_locked_out", NpgsqlDbType.Boolean).Value = false; //false
cmd.Parameters.Add("@last_locked_out_date", NpgsqlDbType.Timestamp).Value = createDate;
cmd.Parameters.Add("@failed_password_attempt_count", NpgsqlDbType.Integer).Value = 0;
cmd.Parameters.Add("@failed_password_attempt_window_start", NpgsqlDbType.Timestamp).Value = createDate;
cmd.Parameters.Add("@failed_password_answer_attempt_count", NpgsqlDbType.Integer).Value = 0;
cmd.Parameters.Add("@failed_password_answer_attempt_window_start", NpgsqlDbType.Timestamp).Value = createDate;
try
{
conn.Open();
int recAdded = cmd.ExecuteNonQuery();
if (recAdded > 0)
{
status = MembershipCreateStatus.Success;
}
else
{
status = MembershipCreateStatus.UserRejected;
}
}
catch (NpgsqlException e)
{
if (WriteExceptionsToEventLog)
{
WriteToEventLog(e, "CreateUser");
}
status = MembershipCreateStatus.ProviderError;
}
finally
{
cmd.Dispose();
conn.Close();
}
//.........这里部分代码省略.........
示例8: GetNumberOfInactiveProfiles
/// <summary>
/// Gets number of inactive Profiles
/// </summary>
/// <param name="authenticationOption"></param>
/// <param name="userInactiveSinceDate"></param>
/// <returns></returns>
public override int GetNumberOfInactiveProfiles(ProfileAuthenticationOption authenticationOption,
DateTime userInactiveSinceDate)
{
NpgsqlConnection conn = null;
NpgsqlCommand cmd = null;
try
{
conn = new NpgsqlConnection(_NpgsqlConnectionString);
conn.Open();
cmd = new NpgsqlCommand(GenerateQuery(false, authenticationOption), conn);
cmd.CommandTimeout = CommandTimeout;
cmd.Parameters.Add("@InactiveSinceDate", NpgsqlDbType.Timestamp).Value = userInactiveSinceDate.ToUniversalTime();
object o = cmd.ExecuteScalar();
if (o == null || !(o is int))
{
return 0;
}
return (int) o;
}
finally
{
if (cmd != null)
{
cmd.Dispose();
}
if (conn != null)
{
conn.Close();
conn = null;
}
}
}示例9: MinPoolSizeLargeThanPoolSizeLimit
public void MinPoolSizeLargeThanPoolSizeLimit()
{
var conn = new NpgsqlConnection(ConnectionString + ";MinPoolSize=1025;");
conn.Open();
conn.Close();
}示例10: GetPassword
//
// MembershipProvider.GetPassword
//
public override string GetPassword(string username, string answer)
{
if (!EnablePasswordRetrieval)
{
// use fully qualified name so as not to conflict with System.Data.ProviderException
// in System.Data.Entity assembly
throw new System.Configuration.Provider.ProviderException("Password Retrieval Not Enabled.");
}
if (PasswordFormat == MembershipPasswordFormat.Hashed)
{
// use fully qualified name so as not to conflict with System.Data.ProviderException
// in System.Data.Entity assembly
throw new System.Configuration.Provider.ProviderException("Cannot retrieve Hashed passwords.");
}
NpgsqlConnection conn = new NpgsqlConnection(connectionString);
NpgsqlCommand cmd =
new NpgsqlCommand(
string.Format("SELECT Password, password_answer, is_locked_out FROM {0} WHERE user_name = @user_name AND application_name = @application_name", tableName), conn);
cmd.Parameters.Add("@user_name", NpgsqlDbType.Text, 255).Value = username;
cmd.Parameters.Add("@application_name", NpgsqlDbType.Text, 255).Value = pApplicationName;
string password = "";
string passwordAnswer = "";
NpgsqlDataReader reader = null;
try
{
conn.Open();
using (reader = cmd.ExecuteReader(CommandBehavior.SingleRow))
{
if (reader.HasRows)
{
reader.Read();
if (reader.GetBoolean(2))
{
throw new MembershipPasswordException("The supplied user is locked out.");
}
password = reader.GetString(0);
passwordAnswer = reader.GetString(1);
}
else
{
throw new MembershipPasswordException("The supplied user name is not found.");
}
reader.Close();
}
}
catch (NpgsqlException e)
{
if (WriteExceptionsToEventLog)
{
WriteToEventLog(e, "GetPassword");
// use fully qualified name so as not to conflict with System.Data.ProviderException
// in System.Data.Entity assembly
throw new System.Configuration.Provider.ProviderException(exceptionMessage);
}
else
{
throw e;
}
}
finally
{
if (reader != null)
{
reader.Close();
}
cmd.Dispose();
conn.Close();
}
if (RequiresQuestionAndAnswer && !CheckPassword(answer, passwordAnswer))
{
UpdateFailureCount(username, "passwordAnswer");
throw new MembershipPasswordException("Incorrect password answer.");
}
if (PasswordFormat == MembershipPasswordFormat.Encrypted)
{
password = UnEncodePassword(password);
}
return password;
}示例11: GetCustomUser
/// <summary>
///
/// </summary>
/// <param name="username"></param>
/// <returns></returns>
public MembershipUser GetCustomUser(string username)
{
NpgsqlMembershipProvider _provider = null;
ProviderCollection _providers = null;
// Get a reference to the <imageService> section
MembershipSection section = (MembershipSection) WebConfigurationManager.GetSection("system.web/membership");
// Load registered providers and point _provider
// to the default provider
_providers = new ProviderCollection();
ProvidersHelper.InstantiateProviders(section.Providers, _providers, typeof (NpgsqlMembershipProvider));
_provider = (NpgsqlMembershipProvider) _providers[section.DefaultProvider];
NpgsqlConnection conn = new NpgsqlConnection(_provider.connectionString);
NpgsqlCommand cmd =
new NpgsqlCommand(
"SELECT UserId, user_name, Email, password_question," +
" Comment, is_approved, is_locked_out, creation_date, last_login_date," +
" last_activity_date, last_password_changed_date, last_locked_out_date" + " FROM " + tableName +
" WHERE user_name = @user_name AND application_name = @application_name", conn);
cmd.Parameters.Add("@user_name", NpgsqlDbType.Text, 255).Value = username;
cmd.Parameters.Add("@application_name", NpgsqlDbType.Text, 255).Value = _provider.ApplicationName;
MembershipUser u = null;
NpgsqlDataReader reader = null;
try
{
conn.Open();
using (reader = cmd.ExecuteReader())
{
if (reader.HasRows)
{
reader.Read();
u = GetUserFromReader(reader);
reader.Close();
}
reader.Close();
}
}
catch (NpgsqlException e)
{
if (WriteExceptionsToEventLog)
{
WriteToEventLog(e, "GetUser(String, Boolean)");
// use fully qualified name so as not to conflict with System.Data.ProviderException
// in System.Data.Entity assembly
throw new System.Configuration.Provider.ProviderException(exceptionMessage);
}
else
{
throw e;
}
}
finally
{
if (reader != null)
{
reader.Close();
}
cmd.Dispose();
conn.Close();
}
return u;
}示例12: GetUserNameByEmail
//
// MembershipProvider.GetUserNameByEmail
//
public override string GetUserNameByEmail(string email)
{
NpgsqlConnection conn = new NpgsqlConnection(connectionString);
NpgsqlCommand cmd =
new NpgsqlCommand(
"SELECT user_name" + " FROM " + tableName + " WHERE Email = @Email AND application_name = @application_name", conn);
cmd.Parameters.Add("@Email", NpgsqlDbType.Text, 128).Value = email;
cmd.Parameters.Add("@application_name", NpgsqlDbType.Text, 255).Value = pApplicationName;
string username = "";
try
{
conn.Open();
username = (string) cmd.ExecuteScalar();
}
catch (NpgsqlException e)
{
if (WriteExceptionsToEventLog)
{
WriteToEventLog(e, "GetUserNameByEmail");
// use fully qualified name so as not to conflict with System.Data.ProviderException
// in System.Data.Entity assembly
throw new System.Configuration.Provider.ProviderException(exceptionMessage);
}
else
{
throw e;
}
}
finally
{
cmd.Dispose();
conn.Close();
}
if (username == null)
{
username = "";
}
return username;
}示例13: ResetPassword
//
// MembershipProvider.ResetPassword
//
public override string ResetPassword(string username, string answer)
{
if (!EnablePasswordReset)
{
throw new NotSupportedException("Password reset is not enabled.");
}
if (answer == null && RequiresQuestionAndAnswer)
{
UpdateFailureCount(username, "passwordAnswer");
// use fully qualified name so as not to conflict with System.Data.ProviderException
// in System.Data.Entity assembly
throw new System.Configuration.Provider.ProviderException("Password answer required for password reset.");
}
string newPassword = Membership.GeneratePassword(newPasswordLength, MinRequiredNonAlphanumericCharacters);
ValidatePasswordEventArgs args = new ValidatePasswordEventArgs(username, newPassword, true);
OnValidatingPassword(args);
if (args.Cancel)
{
if (args.FailureInformation != null)
{
throw args.FailureInformation;
}
else
{
throw new MembershipPasswordException("Reset password canceled due to password validation failure.");
}
}
NpgsqlConnection conn = new NpgsqlConnection(connectionString);
NpgsqlCommand cmd =
new NpgsqlCommand(
"SELECT password_answer, is_locked_out FROM " + tableName + "" +
" WHERE user_name = @user_name AND application_name = @application_name", conn);
cmd.Parameters.Add("@user_name", NpgsqlDbType.Text, 255).Value = username;
cmd.Parameters.Add("@application_name", NpgsqlDbType.Text, 255).Value = pApplicationName;
int rowsAffected = 0;
string passwordAnswer = "";
NpgsqlDataReader reader = null;
try
{
conn.Open();
using (reader = cmd.ExecuteReader(CommandBehavior.SingleRow))
{
if (reader.HasRows)
{
reader.Read();
if (reader.GetBoolean(1))
{
throw new MembershipPasswordException("The supplied user is locked out.");
}
passwordAnswer = reader.GetString(0);
}
else
{
throw new MembershipPasswordException("The supplied user name is not found.");
}
reader.Close();
}
if (RequiresQuestionAndAnswer && !CheckPassword(answer, passwordAnswer))
{
UpdateFailureCount(username, "passwordAnswer");
throw new MembershipPasswordException("Incorrect password answer.");
}
NpgsqlCommand updateCmd =
new NpgsqlCommand(
"UPDATE " + tableName + "" + " SET Password = @Password, last_password_changed_date = @last_password_changed_date" +
" WHERE user_name = @user_name AND application_name = @application_name AND is_locked_out = false", conn);
updateCmd.Parameters.Add("@Password", NpgsqlDbType.Text, 255).Value = EncodePassword(newPassword);
updateCmd.Parameters.Add("@last_password_changed_date", NpgsqlDbType.Timestamp).Value = DateTime.Now;
updateCmd.Parameters.Add("@user_name", NpgsqlDbType.Text, 255).Value = username;
updateCmd.Parameters.Add("@application_name", NpgsqlDbType.Text, 255).Value = pApplicationName;
rowsAffected = updateCmd.ExecuteNonQuery();
}
catch (NpgsqlException e)
{
if (WriteExceptionsToEventLog)
{
//.........这里部分代码省略.........
示例14: FindUsersInRole
//
// RoleProvider.FindUsersInRole
//
public override string[] FindUsersInRole(string rolename, string usernameToMatch)
{
NpgsqlConnection conn = new NpgsqlConnection(connectionString);
NpgsqlCommand cmd =
new NpgsqlCommand(
"SELECT user_name FROM " + usersInRolesTable + " " +
"WHERE user_name LIKE @UsernameSearch AND role_name = @role_name AND application_name = @application_name", conn);
cmd.Parameters.Add("@UsernameSearch", NpgsqlDbType.Text, 255).Value = usernameToMatch;
cmd.Parameters.Add("@RoleName", NpgsqlDbType.Text, 255).Value = rolename;
cmd.Parameters.Add("@application_name", NpgsqlDbType.Text, 255).Value = pApplicationName;
string tmpUserNames = "";
NpgsqlDataReader reader = null;
try
{
conn.Open();
using (reader = cmd.ExecuteReader())
{
while (reader.Read())
{
tmpUserNames += reader.GetString(0) + ",";
}
reader.Close();
}
}
catch (NpgsqlException e)
{
if (WriteExceptionsToEventLog)
{
WriteToEventLog(e, "FindUsersInRole");
}
else
{
throw e;
}
}
finally
{
if (reader != null)
{
reader.Close();
}
cmd.Dispose();
conn.Close();
}
if (tmpUserNames.Length > 0)
{
// Remove trailing comma.
tmpUserNames = tmpUserNames.Substring(0, tmpUserNames.Length - 1);
return tmpUserNames.Split(',');
}
return new string[0];
}示例15: UnlockUser
//
// MembershipProvider.UnlockUser
//
public override bool UnlockUser(string username)
{
NpgsqlConnection conn = new NpgsqlConnection(connectionString);
NpgsqlCommand cmd =
new NpgsqlCommand(
"UPDATE " + tableName + " " + " SET is_locked_out = false, last_locked_out_date = @last_locked_out_date " +
" WHERE user_name = @user_name AND application_name = @application_name", conn);
cmd.Parameters.Add("@last_locked_out_date", NpgsqlDbType.Timestamp).Value = DateTime.Now;
cmd.Parameters.Add("@user_name", NpgsqlDbType.Text, 255).Value = username;
cmd.Parameters.Add("@application_name", NpgsqlDbType.Text, 255).Value = pApplicationName;
int rowsAffected = 0;
try
{
conn.Open();
rowsAffected = cmd.ExecuteNonQuery();
}
catch (NpgsqlException e)
{
if (WriteExceptionsToEventLog)
{
WriteToEventLog(e, "UnlockUser");
// use fully qualified name so as not to conflict with System.Data.ProviderException
// in System.Data.Entity assembly
throw new System.Configuration.Provider.ProviderException(exceptionMessage);
}
else
{
throw e;
}
}
finally
{
cmd.Dispose();
conn.Close();
}
if (rowsAffected > 0)
{
return true;
}
return false;
}