-/*\r
- * Firebird ADO.NET Data provider for .NET and Mono \r
- * \r
- * The contents of this file are subject to the Initial \r
- * Developer's Public License Version 1.0 (the "License"); \r
- * you may not use this file except in compliance with the \r
- * License. You may obtain a copy of the License at \r
- * http://www.firebirdsql.org/index.php?op=doc&id=idpl\r
- *\r
- * Software distributed under the License is distributed on \r
- * an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, either \r
- * express or implied. See the License for the specific \r
- * language governing rights and limitations under the License.\r
- * \r
- * Copyright (c) 2002, 2005 Carlos Guzman Alvarez\r
- * All Rights Reserved.\r
- */\r
-\r
-using System;\r
-using System.Data;\r
-using System.Globalization;\r
-using System.Text;\r
-\r
-using FirebirdSql.Data.Common;\r
-\r
-namespace FirebirdSql.Data.Firebird.DbSchema\r
-{\r
- internal class FbProcedureParameters : FbDbSchema\r
- {\r
- #region Constructors\r
-\r
- public FbProcedureParameters() : base("ProcedureParameters")\r
- {\r
- }\r
-\r
- #endregion\r
-\r
- #region Protected Methods\r
-\r
- protected override StringBuilder GetCommandText(object[] restrictions)\r
- {\r
- StringBuilder sql = new StringBuilder();\r
- StringBuilder where = new StringBuilder();\r
-\r
- sql.Append(\r
- @"SELECT " +\r
- "null AS PROCEDURE_CATALOG, " +\r
- "null AS PROCEDURE_SCHEMA, " +\r
- "pp.rdb$procedure_name AS PROCEDURE_NAME, " +\r
- "pp.rdb$parameter_name AS PARAMETER_NAME, " +\r
- "null AS PARAMETER_DATA_TYPE, " +\r
- "fld.rdb$field_sub_type AS PARAMETER_SUB_TYPE, " +\r
- "pp.rdb$parameter_number AS ORDINAL_POSITION, " +\r
- "cast(pp.rdb$parameter_type AS integer) AS PARAMETER_DIRECTION, " +\r
- "cast(fld.rdb$field_length AS integer) AS PARAMETER_SIZE, " +\r
- "cast(fld.rdb$field_precision AS integer) AS NUMERIC_PRECISION, " +\r
- "cast(fld.rdb$field_scale AS integer) AS NUMERIC_SCALE, " +\r
- "cast(fld.rdb$character_length AS integer) AS CHARACTER_LENGTH, " +\r
- "cast(fld.rdb$field_length AS integer) AS CHARACTER_OCTET_LENGTH, " +\r
- "null AS CHARACTER_SET_CATALOG, " +\r
- "null AS CHARACTER_SET_SCHEMA, " +\r
- "cs.rdb$character_set_name AS CHARACTER_SET_NAME, " +\r
- "null AS COLLATION_CATALOG, " +\r
- "null AS COLLATION_SCHEMA, " +\r
- "coll.rdb$collation_name AS COLLATION_NAME, " +\r
- "null AS COLLATION_CATALOG, " +\r
- "null AS COLLATION_SCHEMA, " +\r
- "pp.rdb$description AS DESCRIPTION, " +\r
- "fld.rdb$field_type AS FIELD_TYPE " +\r
- "FROM " +\r
- "rdb$procedure_parameters pp " +\r
- "left join rdb$fields fld ON pp.rdb$field_source = fld.rdb$field_name " +\r
- "left join rdb$character_sets cs ON cs.rdb$character_set_id = fld.rdb$character_set_id " +\r
- "left join rdb$collations coll ON (coll.rdb$collation_id = fld.rdb$collation_id AND coll.rdb$character_set_id = fld.rdb$character_set_id) ");\r
-\r
- if (restrictions != null)\r
- {\r
- int index = 0;\r
-\r
- /* PROCEDURE_CATALOG */\r
- if (restrictions.Length >= 1 && restrictions[0] != null)\r
- {\r
- }\r
-\r
- /* PROCEDURE_SCHEMA */\r
- if (restrictions.Length >= 2 && restrictions[1] != null)\r
- {\r
- }\r
-\r
- /* PROCEDURE_NAME */\r
- if (restrictions.Length >= 3 && restrictions[2] != null)\r
- {\r
- where.AppendFormat(CultureInfo.CurrentCulture, "pp.rdb$procedure_name = @p{0}", index++);\r
- }\r
-\r
- /* PROCEDURE_PARAMETER */\r
- if (restrictions.Length >= 4 && restrictions[3] != null)\r
- {\r
- if (where.Length > 0)\r
- {\r
- where.Append(" AND ");\r
- }\r
-\r
- where.AppendFormat(CultureInfo.CurrentCulture, "pp.rdb$parameter_name = @p{0}", index++);\r
- }\r
- }\r
-\r
- if (where.Length > 0)\r
- {\r
- sql.AppendFormat(CultureInfo.CurrentCulture, " WHERE {0} ", where.ToString());\r
- }\r
-\r
- sql.Append(" ORDER BY pp.rdb$procedure_name, pp.rdb$parameter_type, pp.rdb$parameter_number");\r
-\r
- return sql;\r
- }\r
-\r
- protected override DataTable ProcessResult(DataTable schema)\r
- {\r
- schema.BeginLoadData();\r
-\r
- foreach (DataRow row in schema.Rows)\r
- {\r
- int blrType = Convert.ToInt32(row["FIELD_TYPE"], CultureInfo.InvariantCulture);\r
-\r
- int subType = 0;\r
- if (row["PARAMETER_SUB_TYPE"] != System.DBNull.Value)\r
- {\r
- subType = Convert.ToInt32(row["PARAMETER_SUB_TYPE"], CultureInfo.InvariantCulture);\r
- }\r
-\r
- int scale = 0;\r
- if (row["NUMERIC_SCALE"] != System.DBNull.Value)\r
- {\r
- scale = Convert.ToInt32(row["NUMERIC_SCALE"], CultureInfo.InvariantCulture);\r
- }\r
-\r
- FbDbType dbType = (FbDbType)TypeHelper.GetDbDataType(blrType, subType, scale);\r
- row["PARAMETER_DATA_TYPE"] = TypeHelper.GetDataTypeName((DbDataType)dbType).ToLower(CultureInfo.CurrentCulture);\r
-\r
- if (dbType == FbDbType.Char || dbType == FbDbType.VarChar)\r
- {\r
- row["PARAMETER_SIZE"] = row["CHARACTER_LENGTH"];\r
- }\r
- else\r
- {\r
- row["CHARACTER_OCTET_LENGTH"] = 0;\r
- }\r
-\r
- if (dbType == FbDbType.Binary || dbType == FbDbType.Text)\r
- {\r
- row["PARAMETER_SIZE"] = Int32.MaxValue;\r
- }\r
-\r
- if (row["NUMERIC_PRECISION"] == System.DBNull.Value &&\r
- (dbType == FbDbType.Decimal || dbType == FbDbType.Numeric))\r
- {\r
- row["NUMERIC_PRECISION"] = row["PARAMETER_SIZE"];\r
- }\r
-\r
- row["NUMERIC_SCALE"] = (-1) * scale;\r
-\r
- int direction = Convert.ToInt32(row["PARAMETER_DIRECTION"], CultureInfo.InvariantCulture);\r
- switch (direction)\r
- {\r
- case 0:\r
- row["PARAMETER_DIRECTION"] = ParameterDirection.Input;\r
- break;\r
-\r
- case 1:\r
- row["PARAMETER_DIRECTION"] = ParameterDirection.Output;\r
- break;\r
- }\r
- }\r
-\r
- schema.EndLoadData();\r
- schema.AcceptChanges();\r
-\r
- // Remove not more needed columns\r
- schema.Columns.Remove("FIELD_TYPE");\r
- schema.Columns.Remove("CHARACTER_LENGTH");\r
-\r
- return schema;\r
- }\r
-\r
- #endregion\r
- }\r
+/*
+ * Firebird ADO.NET Data provider for .NET and Mono
+ *
+ * The contents of this file are subject to the Initial
+ * Developer's Public License Version 1.0 (the "License");
+ * you may not use this file except in compliance with the
+ * License. You may obtain a copy of the License at
+ * http://www.firebirdsql.org/index.php?op=doc&id=idpl
+ *
+ * Software distributed under the License is distributed on
+ * an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, either
+ * express or implied. See the License for the specific
+ * language governing rights and limitations under the License.
+ *
+ * Copyright (c) 2002, 2005 Carlos Guzman Alvarez
+ * All Rights Reserved.
+ */
+
+using System;
+using System.Data;
+using System.Globalization;
+using System.Text;
+
+using FirebirdSql.Data.Common;
+
+namespace FirebirdSql.Data.Firebird.DbSchema
+{
+ internal class FbProcedureParameters : FbDbSchema
+ {
+ #region Constructors
+
+ public FbProcedureParameters() : base("ProcedureParameters")
+ {
+ }
+
+ #endregion
+
+ #region Protected Methods
+
+ protected override StringBuilder GetCommandText(object[] restrictions)
+ {
+ StringBuilder sql = new StringBuilder();
+ StringBuilder where = new StringBuilder();
+
+ sql.Append(
+ @"SELECT " +
+ "null AS PROCEDURE_CATALOG, " +
+ "null AS PROCEDURE_SCHEMA, " +
+ "pp.rdb$procedure_name AS PROCEDURE_NAME, " +
+ "pp.rdb$parameter_name AS PARAMETER_NAME, " +
+ "null AS PARAMETER_DATA_TYPE, " +
+ "fld.rdb$field_sub_type AS PARAMETER_SUB_TYPE, " +
+ "pp.rdb$parameter_number AS ORDINAL_POSITION, " +
+ "cast(pp.rdb$parameter_type AS integer) AS PARAMETER_DIRECTION, " +
+ "cast(fld.rdb$field_length AS integer) AS PARAMETER_SIZE, " +
+ "cast(fld.rdb$field_precision AS integer) AS NUMERIC_PRECISION, " +
+ "cast(fld.rdb$field_scale AS integer) AS NUMERIC_SCALE, " +
+ "cast(fld.rdb$character_length AS integer) AS \"CHARACTER_LENGTH\", " +
+ "cast(fld.rdb$field_length AS integer) AS CHARACTER_OCTET_LENGTH, " +
+ "null AS CHARACTER_SET_CATALOG, " +
+ "null AS CHARACTER_SET_SCHEMA, " +
+ "cs.rdb$character_set_name AS CHARACTER_SET_NAME, " +
+ "null AS COLLATION_CATALOG, " +
+ "null AS COLLATION_SCHEMA, " +
+ "coll.rdb$collation_name AS COLLATION_NAME, " +
+ "null AS COLLATION_CATALOG, " +
+ "null AS COLLATION_SCHEMA, " +
+ "pp.rdb$description AS DESCRIPTION, " +
+ "fld.rdb$field_type AS FIELD_TYPE " +
+ "FROM " +
+ "rdb$procedure_parameters pp " +
+ "left join rdb$fields fld ON pp.rdb$field_source = fld.rdb$field_name " +
+ "left join rdb$character_sets cs ON cs.rdb$character_set_id = fld.rdb$character_set_id " +
+ "left join rdb$collations coll ON (coll.rdb$collation_id = fld.rdb$collation_id AND coll.rdb$character_set_id = fld.rdb$character_set_id) ");
+
+ if (restrictions != null)
+ {
+ int index = 0;
+
+ /* PROCEDURE_CATALOG */
+ if (restrictions.Length >= 1 && restrictions[0] != null)
+ {
+ }
+
+ /* PROCEDURE_SCHEMA */
+ if (restrictions.Length >= 2 && restrictions[1] != null)
+ {
+ }
+
+ /* PROCEDURE_NAME */
+ if (restrictions.Length >= 3 && restrictions[2] != null)
+ {
+ where.AppendFormat(CultureInfo.CurrentCulture, "pp.rdb$procedure_name = @p{0}", index++);
+ }
+
+ /* PROCEDURE_PARAMETER */
+ if (restrictions.Length >= 4 && restrictions[3] != null)
+ {
+ if (where.Length > 0)
+ {
+ where.Append(" AND ");
+ }
+
+ where.AppendFormat(CultureInfo.CurrentCulture, "pp.rdb$parameter_name = @p{0}", index++);
+ }
+ }
+
+ if (where.Length > 0)
+ {
+ sql.AppendFormat(CultureInfo.CurrentCulture, " WHERE {0} ", where.ToString());
+ }
+
+ sql.Append(" ORDER BY pp.rdb$procedure_name, pp.rdb$parameter_type, pp.rdb$parameter_number");
+
+ return sql;
+ }
+
+ protected override DataTable ProcessResult(DataTable schema)
+ {
+ schema.BeginLoadData();
+
+ foreach (DataRow row in schema.Rows)
+ {
+ int blrType = Convert.ToInt32(row["FIELD_TYPE"], CultureInfo.InvariantCulture);
+
+ int subType = 0;
+ if (row["PARAMETER_SUB_TYPE"] != System.DBNull.Value)
+ {
+ subType = Convert.ToInt32(row["PARAMETER_SUB_TYPE"], CultureInfo.InvariantCulture);
+ }
+
+ int scale = 0;
+ if (row["NUMERIC_SCALE"] != System.DBNull.Value)
+ {
+ scale = Convert.ToInt32(row["NUMERIC_SCALE"], CultureInfo.InvariantCulture);
+ }
+
+ FbDbType dbType = (FbDbType)TypeHelper.GetDbDataType(blrType, subType, scale);
+ row["PARAMETER_DATA_TYPE"] = TypeHelper.GetDataTypeName((DbDataType)dbType).ToLower(CultureInfo.CurrentCulture);
+
+ if (dbType == FbDbType.Char || dbType == FbDbType.VarChar)
+ {
+ row["PARAMETER_SIZE"] = row["CHARACTER_LENGTH"];
+ }
+ else
+ {
+ row["CHARACTER_OCTET_LENGTH"] = 0;
+ }
+
+ if (dbType == FbDbType.Binary || dbType == FbDbType.Text)
+ {
+ row["PARAMETER_SIZE"] = Int32.MaxValue;
+ }
+
+ if (row["NUMERIC_PRECISION"] == System.DBNull.Value &&
+ (dbType == FbDbType.Decimal || dbType == FbDbType.Numeric))
+ {
+ row["NUMERIC_PRECISION"] = row["PARAMETER_SIZE"];
+ }
+
+ row["NUMERIC_SCALE"] = (-1) * scale;
+
+ int direction = Convert.ToInt32(row["PARAMETER_DIRECTION"], CultureInfo.InvariantCulture);
+ switch (direction)
+ {
+ case 0:
+ row["PARAMETER_DIRECTION"] = ParameterDirection.Input;
+ break;
+
+ case 1:
+ row["PARAMETER_DIRECTION"] = ParameterDirection.Output;
+ break;
+ }
+ }
+
+ schema.EndLoadData();
+ schema.AcceptChanges();
+
+ // Remove not more needed columns
+ schema.Columns.Remove("FIELD_TYPE");
+ schema.Columns.Remove("CHARACTER_LENGTH");
+
+ return schema;
+ }
+
+ #endregion
+ }
}
\ No newline at end of file
projects / mono.git / blobdiff