68 lines
1.2 KiB
Plaintext
68 lines
1.2 KiB
Plaintext
note
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description: "Null object to meet Void Safe."
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date: "$Date: 2014-08-20 15:21:15 -0300 (mi., 20 ago. 2014) $"
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revision: "$Revision: 95678 $"
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class
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DATABASE_CONNECTION_NULL
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inherit
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DATABASE_CONNECTION
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redefine
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db_application,
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is_connected
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end
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create
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make, make_common, make_basic
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feature -- Initialization
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make_common
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-- Create a database handler for ODBC with common settings.
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do
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create db_application.login (username, password)
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db_application.set_hostname (hostname)
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db_application.set_data_source (database_name)
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db_application.set_base
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create db_control.make
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end
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make (a_username: STRING; a_password: STRING; a_hostname: STRING; a_database_name: STRING; connection: BOOLEAN)
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-- Create a database handler for ODBC.
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do
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make_common
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end
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make_basic (a_database_name: STRING)
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-- Create a database handler for ODBC.
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do
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make_common
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end
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login_with_connection_string (a_string: STRING)
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-- Login with `a_connection_string'
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-- and immediately connect to database.
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do
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make_common
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end
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feature -- Databse Connection
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db_application: DATABASE_APPL[DATABASE_NULL]
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-- Database application.
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is_connected: BOOLEAN
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-- True if connected to the database.
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do
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Result := True
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end
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end
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