private OracleLob CreateTemporaryLobForValue(OracleConnection connection, OracleType oracleType, object value)
{
switch (oracleType)
{
case OracleType.BFile:
oracleType = OracleType.Blob;
break;
case OracleType.Blob:
case OracleType.Clob:
case OracleType.NClob:
break;
default:
throw System.Data.Common.ADP.InvalidLobType(oracleType);
}
OracleLob stream = new OracleLob(connection, oracleType);
byte[] buffer = value as byte[];
if (buffer != null)
{
stream.Write(buffer, 0, buffer.Length);
return(stream);
}
Encoding encoding = new UnicodeEncoding(false, false);
stream.Seek(0L, SeekOrigin.Begin);
StreamWriter writer = new StreamWriter(stream, encoding);
writer.Write(value);
writer.Flush();
return(stream);
}
public void SetBinaryData(int id, string fieldName, byte[] data)
{
string query = "select " + fieldName +
" from PUBLISH_HISTORY " +
" where ID = " + id + " FOR UPDATE";
using (DBCommandWrapper wrapper = GetSqlStringCommandWrapper(query))
{
using (System.Data.IDataReader reader = this.ExecuteReader(wrapper))
{
if (reader.Read())
{
System.Data.OracleClient.OracleLob clob = ((OracleDataReaderWrapper)reader).InnerReader.GetOracleLob(0);
clob.Erase();
clob.Write(data, 0, data.Length);
}
}
}
}
private OracleLob CreateTemporaryLobForValue(OracleConnection connection, OracleType oracleType, object value)
{
switch (oracleType)
{
case OracleType.BFile:
oracleType = OracleType.Blob;
break;
case OracleType.Blob:
case OracleType.Clob:
case OracleType.NClob:
break;
default:
throw System.Data.Common.ADP.InvalidLobType(oracleType);
}
OracleLob stream = new OracleLob(connection, oracleType);
byte[] buffer = value as byte[];
if (buffer != null)
{
stream.Write(buffer, 0, buffer.Length);
return stream;
}
Encoding encoding = new UnicodeEncoding(false, false);
stream.Seek(0L, SeekOrigin.Begin);
StreamWriter writer = new StreamWriter(stream, encoding);
writer.Write(value);
writer.Flush();
return stream;
}