125 lines
3.0 KiB
Plaintext
125 lines
3.0 KiB
Plaintext
note
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description: "Abstract Database Query"
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date: "$Date: 2015-01-27 19:15:02 +0100 (mar., 27 janv. 2015) $"
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revision: "$Revision: 96542 $"
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class
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DATABASE_QUERY
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inherit
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REFACTORING_HELPER
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SHARED_LOGGER
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create
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data_reader
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feature {NONE} -- Intialization
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data_reader (a_query: STRING; a_parameters: like parameters)
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-- SQL data reader for the query `a_query' with arguments `a_parameters'
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do
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write_information_log (generator + ".data_reader" + " execute query: " + a_query)
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write_debug_log (generator + ".data_reader" + " arguments:" + log_parameters (a_parameters))
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query := a_query
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parameters := a_parameters
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ensure
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query_set: query = a_query
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parameters_set: parameters = a_parameters
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end
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feature -- Execution
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execute_reader (a_base_selection: DB_SELECTION): detachable LIST [DB_RESULT]
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-- Execute the Current sql query.
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do
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to_implement ("Check test dynamic sequel. to redesign.")
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create {ARRAYED_LIST [DB_RESULT]} Result.make (100)
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a_base_selection.set_container (Result)
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set_map_name (a_base_selection)
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a_base_selection.set_query (query)
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a_base_selection.execute_query
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if a_base_selection.is_ok then
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a_base_selection.load_result
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Result := a_base_selection.container
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else
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write_error_log (generator + "." + a_base_selection.error_message_32)
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end
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unset_map_name (a_base_selection)
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a_base_selection.terminate
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end
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execute_change (a_base_change: DB_CHANGE)
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-- Execute the Current sql query to change/update data in the database.
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do
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to_implement ("Check test dynamic sequel. to redesign.")
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set_map_name (a_base_change)
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a_base_change.set_query (query)
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a_base_change.execute_query
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unset_map_name (a_base_change)
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end
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feature -- Access
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query: STRING
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-- SQL query to execute.
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parameters: detachable STRING_TABLE [detachable ANY]
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-- query parameters.
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feature {NONE} -- Implementation
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set_map_name (a_base_selection: DB_EXPRESSION)
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-- Store parameters `item' and their `key'.
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do
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if attached parameters as l_parameters then
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across
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l_parameters as ic
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loop
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a_base_selection.set_map_name (ic.item, ic.key)
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end
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end
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end
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unset_map_name (a_base_selection: DB_EXPRESSION)
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-- Remove parameters item associated with key `key'.
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do
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if attached parameters as l_parameters then
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across
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l_parameters as ic
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loop
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a_base_selection.unset_map_name (ic.key)
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end
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end
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end
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log_parameters (a_parameters: like parameters): STRING
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-- Parameters to log with name and value
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-- exclude sensitive information.
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do
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create Result.make_empty
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if a_parameters /= Void then
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across
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a_parameters as ic
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loop
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Result.append ("name:")
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Result.append (ic.key.as_string_32)
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Result.append (", value:")
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if
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ic.key.has_substring ("Password") or else
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ic.key.has_substring ("password")
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then
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-- Data to exclude
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else
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if attached ic.item as l_item then
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Result.append (l_item.out)
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end
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end
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Result.append ("%N")
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end
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end
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end
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end -- DATABASE_QUERY
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