mcs/class/System.Data/Mainsoft.Data.Jdbc.Providers.jvm/OleDbOracleProvider.cs

   1 //
   2 // Mainsoft.Data.Jdbc.Providers.OleDbOracleProvider
   3 //
   4 // Authors:
   5 //      Konstantin Triger <kostat@mainsoft.com>
   6 //      Boris Kirzner <borisk@mainsoft.com>
   7 //
   8 // (C) 2006 Mainsoft Corporation (http://www.mainsoft.com)
   9 //
  10
  11 //
  12 // Permission is hereby granted, free of charge, to any person obtaining
  13 // a copy of this software and associated documentation files (the
  14 // "Software"), to deal in the Software without restriction, including
  15 // without limitation the rights to use, copy, modify, merge, publish,
  16 // distribute, sublicense, and/or sell copies of the Software, and to
  17 // permit persons to whom the Software is furnished to do so, subject to
  18 // the following conditions:
  19 //
  20 // The above copyright notice and this permission notice shall be
  21 // included in all copies or substantial portions of the Software.
  22 //
  23 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  24 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  25 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  26 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  27 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  28 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  29 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  30 //
  31
  32 using System;
  33 using System.Collections;
  34 using Mainsoft.Data.Configuration;
  35 using System.Reflection;
  36
  37 namespace Mainsoft.Data.Jdbc.Providers
  38 {
  39         public class OleDbOracleProvider : GenericProvider
  40         {
  41                 #region Consts
  42
  43                 private const string Port = "Port";
  44                 private const string ROWID = "ROWID";
  45                 private const string DBTYPE_CHAR = "DBTYPE_CHAR";
  46
  47                 #endregion //Consts
  48
  49                 #region oracle.sql.Types constants
  50
  51                 private enum JavaSqlTypes {
  52                         ARRAY = 2003 ,
  53                         BIGINT = -5,
  54                         BINARY = -2 ,
  55                         BIT = -7 ,
  56                         BLOB = 2004,
  57                         BOOLEAN = 16,
  58                         CHAR = 1,
  59                         CLOB = 2005,
  60                         DATALINK = 70,
  61                         DATE = 91,
  62                         DECIMAL = 3,
  63                         DISTINCT = 2001,
  64                         DOUBLE = 8,
  65                         FLOAT = 6,
  66                         INTEGER = 4,
  67                         JAVA_OBJECT = 2000,
  68                         LONGVARBINARY = -4,
  69                         LONGVARCHAR = -1,
  70                         NULL = 0,
  71                         NUMERIC = 2 ,
  72                         OTHER = 1111 ,
  73                         REAL = 7 ,
  74                         REF = 2006 ,
  75                         SMALLINT = 5,
  76                         STRUCT = 2002,
  77                         TIME = 92,
  78                         TIMESTAMP = 93,
  79                         TINYINT = -6,
  80                         VARBINARY = -3,
  81                         VARCHAR = 12,
  82
  83                         //ORACLE types, see oracle.jdbc.OracleTypes
  84                         BINARY_FLOAT  = 100,
  85                         BINARY_DOUBLE = 101,
  86                         ROWID = -8,
  87                         CURSOR = -10,
  88                         TIMESTAMPNS = -100,
  89                         TIMESTAMPTZ = -101,
  90                         TIMESTAMPLTZ = -102,
  91                         INTERVALYM      = -103,
  92                         INTERVALDS      = -104,
  93                 }
  94
  95                 #endregion
  96
  97                 #region Fields
  98
  99                 #endregion // Fields
 100
 101                 #region Constructors
 102
 103                 public OleDbOracleProvider (IDictionary providerInfo) : base (providerInfo)
 104                 {
 105                 }
 106
 107                 #endregion // Constructors
 108
 109                 #region Properties
 110
 111                 #endregion // Properties
 112
 113                 #region Methods
 114
 115                 public override IConnectionStringDictionary GetConnectionStringBuilder (string connectionString)
 116                 {
 117                         IConnectionStringDictionary conectionStringBuilder = base.GetConnectionStringBuilder (connectionString);
 118
 119                         string port = (string) conectionStringBuilder [Port];
 120                         if (port == null || port.Length == 0) {
 121                                 port = (string) ProviderInfo [Port];
 122                                 conectionStringBuilder.Add (Port, port);
 123                         }
 124
 125                         return conectionStringBuilder;
 126                 }
 127
 128                 public override java.sql.Connection GetConnection(IConnectionStringDictionary conectionStringBuilder) {
 129                         return new OracleConnection(base.GetConnection (conectionStringBuilder));
 130                 }
 131
 132
 133                 #endregion //Methods
 134
 135                 #region OracleConnection
 136
 137                 sealed class OracleConnection : Connection {
 138
 139                         public OracleConnection(java.sql.Connection connection)
 140                                 : base(connection) {}
 141
 142                         public override java.sql.Statement createStatement() {
 143                                 return new OracleStatement (base.createStatement());
 144                         }
 145
 146                         public override java.sql.Statement createStatement(int arg_0, int arg_1) {
 147                                 return new OracleStatement (base.createStatement(arg_0, arg_1));
 148                         }
 149
 150                         public override java.sql.Statement createStatement(int arg_0, int arg_1, int arg_2) {
 151                                 return new OracleStatement (base.createStatement(arg_0, arg_1, arg_2));
 152                         }
 153
 154                         public override java.sql.CallableStatement prepareCall(string arg_0) {
 155                                 return new OracleCallableStatement(base.prepareCall (arg_0));
 156                         }
 157
 158                         public override java.sql.CallableStatement prepareCall(string arg_0, int arg_1, int arg_2) {
 159                                 return new OracleCallableStatement(base.prepareCall (arg_0, arg_1, arg_2));
 160                         }
 161
 162                         public override java.sql.CallableStatement prepareCall(string arg_0, int arg_1, int arg_2, int arg_3) {
 163                                 return new OracleCallableStatement(base.prepareCall (arg_0, arg_1, arg_2, arg_3));
 164                         }
 165
 166                         public override java.sql.PreparedStatement prepareStatement(string arg_0) {
 167                                 return new OraclePreparedStatement(base.prepareStatement (arg_0));
 168                         }
 169
 170                         public override java.sql.PreparedStatement prepareStatement(string arg_0, int arg_1) {
 171                                 return new OraclePreparedStatement(base.prepareStatement (arg_0, arg_1));
 172                         }
 173
 174                         public override java.sql.PreparedStatement prepareStatement(string arg_0, int arg_1, int arg_2) {
 175                                 return new OraclePreparedStatement(base.prepareStatement (arg_0, arg_1, arg_2));
 176                         }
 177
 178                         public override java.sql.PreparedStatement prepareStatement(string arg_0, int arg_1, int arg_2, int arg_3) {
 179                                 return new OraclePreparedStatement(base.prepareStatement (arg_0, arg_1, arg_2, arg_3));
 180                         }
 181
 182                         public override java.sql.PreparedStatement prepareStatement(string arg_0, int[] arg_1) {
 183                                 return new OraclePreparedStatement(base.prepareStatement (arg_0, arg_1));
 184                         }
 185
 186                         public override java.sql.PreparedStatement prepareStatement(string arg_0, string[] arg_1) {
 187                                 return new OraclePreparedStatement(base.prepareStatement (arg_0, arg_1));
 188                         }
 189                 }
 190
 191                 #endregion
 192
 193                 sealed class OracleStatement : Statement {
 194
 195                         public OracleStatement (java.sql.Statement statement)
 196                                 : base (statement) {
 197                         }
 198
 199                         public override java.sql.ResultSet executeQuery(string arg_0) {
 200                                 return new OracleResultSet (base.executeQuery(arg_0));
 201                         }
 202
 203                         public override java.sql.ResultSet getResultSet() {
 204                                 return new OracleResultSet (base.getResultSet());
 205                         }
 206                 }
 207
 208                 sealed class OraclePreparedStatement : PreparedStatement, IPreparedStatement {
 209                         readonly MethodInfo _info;
 210
 211                         public OraclePreparedStatement(java.sql.PreparedStatement statement)
 212                                 : base(statement) {
 213                                 _info = Wrapped.GetType().GetMethod("setFixedCHAR");
 214                         }
 215
 216                         public override java.sql.ResultSet executeQuery(string arg_0) {
 217                                 return new OracleResultSet (base.executeQuery(arg_0));
 218                         }
 219
 220                         #region IPreparedStatement Members
 221
 222                         public void setBit(int parameterIndex, int value) {
 223                                 base.setInt(parameterIndex, value);
 224                         }
 225
 226                         public void setChar(int parameterIndex, string value) {
 227                                 if (_info == null) {
 228                                         base.setString(parameterIndex, value);
 229                                         return;
 230                                 }
 231
 232                                 _info.Invoke(Wrapped, new object[] {
 233                                                         new java.lang.Integer(parameterIndex),
 234                                                         value});
 235                         }
 236
 237                         public void setNumeric(int parameterIndex, java.math.BigDecimal value) {
 238                                 base.setBigDecimal(parameterIndex, value);
 239                         }
 240
 241                         public void setReal(int parameterIndex, double value) {
 242                                 base.setDouble(parameterIndex, value);
 243                         }
 244
 245                         #endregion
 246                 }
 247
 248                 sealed class OracleCallableStatement : CallableStatement, IPreparedStatement {
 249                         readonly MethodInfo _info;
 250
 251                         public OracleCallableStatement(java.sql.CallableStatement statement)
 252                                 : base(statement) {
 253                                 _info = Wrapped.GetType().GetMethod("setFixedCHAR");
 254                         }
 255
 256                         public override java.sql.ResultSet executeQuery(string arg_0) {
 257                                 return new OracleResultSet (base.executeQuery(arg_0));
 258                         }
 259
 260                         #region IPreparedStatement Members
 261
 262                         public void setBit(int parameterIndex, int value) {
 263                                 base.setInt(parameterIndex, value);
 264                         }
 265
 266                         public void setChar(int parameterIndex, string value) {
 267                                 if (_info == null) {
 268                                         base.setString(parameterIndex, value);
 269                                         return;
 270                                 }
 271
 272                                 _info.Invoke(Wrapped, new object[] {
 273                                                                 new java.lang.Integer(parameterIndex),
 274                                                                 value});
 275                         }
 276
 277                         public void setNumeric(int parameterIndex, java.math.BigDecimal value) {
 278                                 base.setBigDecimal(parameterIndex, value);
 279                         }
 280
 281                         public void setReal(int parameterIndex, double value) {
 282                                 base.setDouble(parameterIndex, value);
 283                         }
 284
 285                         #endregion
 286
 287                 }
 288
 289                 sealed class OracleResultSet : ResultSet {
 290                         public OracleResultSet (java.sql.ResultSet resultSet) : base (resultSet) {
 291                         }
 292
 293                         public override java.sql.ResultSetMetaData getMetaData() {
 294                                 return new OracleResultSetMetaData (base.getMetaData ());
 295                         }
 296                 }
 297
 298                 sealed class OracleResultSetMetaData: ResultSetMetaData {
 299                         public OracleResultSetMetaData (java.sql.ResultSetMetaData resultSetMetaData)
 300                                 : base (resultSetMetaData) {
 301                         }
 302
 303                         public override int getColumnType(int arg_0) {
 304                                 int jdbcType = base.getColumnType (arg_0);
 305                                 if ((JavaSqlTypes)jdbcType == JavaSqlTypes.ROWID)
 306                                         return (int)JavaSqlTypes.VARCHAR;
 307
 308                                 return jdbcType;
 309                         }
 310
 311                         public override string getColumnTypeName(int arg_0) {
 312                                 string columnTypeName = base.getColumnTypeName (arg_0);
 313                                 if (ROWID == columnTypeName)
 314                                         return DBTYPE_CHAR;
 315
 316                                 return columnTypeName;
 317                         }
 318                 }
 319
 320         }
 321 }