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Commit for development environment setup

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This commit is contained in:
Chris Glavan
2023-06-19 16:12:33 -04:00
parent be72063a3c
commit bbce2ad0a6
2209 changed files with 1171775 additions and 625 deletions
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PROMS/csla20cs-2.1.4-070223/csla20cs/OLDcsla20cs/Csla/Data/SafeDataReader.cs Normal file
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using System;
using System.Data;
namespace Csla.Data
{
/// <summary>
/// This is a DataReader that 'fixes' any null values before
/// they are returned to our business code.
/// </summary>
public class SafeDataReader : IDataReader
{
private IDataReader _dataReader;
/// <summary>
/// Get a reference to the underlying data reader
/// object that actually contains the data from
/// the data source.
/// </summary>
protected IDataReader DataReader
{
get { return _dataReader; }
}
/// <summary>
/// Initializes the SafeDataReader object to use data from
/// the provided DataReader object.
/// </summary>
/// <param name="dataReader">The source DataReader object containing the data.</param>
public SafeDataReader(IDataReader dataReader)
{
_dataReader = dataReader;
}
/// <summary>
/// Gets a string value from the datareader.
/// </summary>
/// <remarks>
/// Returns empty string for null.
/// </remarks>
/// <param name="name">Name of the column containing the value.</param>
public string GetString(string name)
{
return GetString(_dataReader.GetOrdinal(name));
}
/// <summary>
/// Gets a string value from the datareader.
/// </summary>
/// <remarks>
/// Returns empty string for null.
/// </remarks>
/// <param name="i">Ordinal column position of the value.</param>
public virtual string GetString(int i)
{
if (_dataReader.IsDBNull(i))
return string.Empty;
else
return _dataReader.GetString(i);
}
/// <summary>
/// Gets a value of type <see cref="System.Object" /> from the datareader.
/// </summary>
/// <param name="name">Name of the column containing the value.</param>
public object GetValue(string name)
{
return GetValue(_dataReader.GetOrdinal(name));
}
/// <summary>
/// Gets a value of type <see cref="System.Object" /> from the datareader.
/// </summary>
/// <param name="i">Ordinal column position of the value.</param>
public virtual object GetValue(int i)
{
if (_dataReader.IsDBNull(i))
return null;
else
return _dataReader.GetValue(i);
}
/// <summary>
/// Gets an integer from the datareader.
/// </summary>
/// <remarks>
/// Returns 0 for null.
/// </remarks>
/// <param name="name">Name of the column containing the value.</param>
public int GetInt32(string name)
{
return GetInt32(_dataReader.GetOrdinal(name));
}
/// <summary>
/// Gets an integer from the datareader.
/// </summary>
/// <remarks>
/// Returns 0 for null.
/// </remarks>
/// <param name="i">Ordinal column position of the value.</param>
public virtual int GetInt32(int i)
{
if (_dataReader.IsDBNull(i))
return 0;
else
return _dataReader.GetInt32(i);
}
/// <summary>
/// Gets a double from the datareader.
/// </summary>
/// <remarks>
/// Returns 0 for null.
/// </remarks>
/// <param name="name">Name of the column containing the value.</param>
public double GetDouble(string name)
{
return GetDouble(_dataReader.GetOrdinal(name));
}
/// <summary>
/// Gets a double from the datareader.
/// </summary>
/// <remarks>
/// Returns 0 for null.
/// </remarks>
/// <param name="i">Ordinal column position of the value.</param>
public virtual double GetDouble(int i)
{
if (_dataReader.IsDBNull(i))
return 0;
else
return _dataReader.GetDouble(i);
}
/// <summary>
/// Gets a <see cref="SmartDate" /> from the datareader.
/// </summary>
/// <remarks>
/// A null is converted into min possible date
/// See Chapter 5 for more details on the SmartDate class.
/// </remarks>
/// <param name="name">Name of the column containing the value.</param>
public Csla.SmartDate GetSmartDate(string name)
{
return GetSmartDate(_dataReader.GetOrdinal(name), true);
}
/// <summary>
/// Gets a <see cref="SmartDate" /> from the datareader.
/// </summary>
/// <remarks>
/// A null is converted into the min possible date
/// See Chapter 5 for more details on the SmartDate class.
/// </remarks>
/// <param name="i">Ordinal column position of the value.</param>
public virtual Csla.SmartDate GetSmartDate(int i)
{
return GetSmartDate(i, true);
}
/// <summary>
/// Gets a <see cref="SmartDate" /> from the datareader.
/// </summary>
/// <remarks>
/// A null is converted into either the min or max possible date
/// depending on the MinIsEmpty parameter. See Chapter 5 for more
/// details on the SmartDate class.
/// </remarks>
/// <param name="name">Name of the column containing the value.</param>
/// <param name="minIsEmpty">
/// A flag indicating whether the min or max
/// value of a data means an empty date.</param>
public Csla.SmartDate GetSmartDate(string name, bool minIsEmpty)
{
return GetSmartDate(_dataReader.GetOrdinal(name), minIsEmpty);
}
/// <summary>
/// Gets a <see cref="SmartDate"/> from the datareader.
/// </summary>
/// <param name="i">Ordinal column position of the value.</param>
/// <param name="minIsEmpty">
/// A flag indicating whether the min or max
/// value of a data means an empty date.</param>
public virtual Csla.SmartDate GetSmartDate(
int i, bool minIsEmpty)
{
if (_dataReader.IsDBNull(i))
return new Csla.SmartDate(minIsEmpty);
else
return new Csla.SmartDate(
_dataReader.GetDateTime(i), minIsEmpty);
}
/// <summary>
/// Gets a Guid value from the datareader.
/// </summary>
/// <remarks>
/// Returns Guid.Empty for null.
/// </remarks>
/// <param name="name">Name of the column containing the value.</param>
public System.Guid GetGuid(string name)
{
return GetGuid(_dataReader.GetOrdinal(name));
}
/// <summary>
/// Gets a Guid value from the datareader.
/// </summary>
/// <remarks>
/// Returns Guid.Empty for null.
/// </remarks>
/// <param name="i">Ordinal column position of the value.</param>
public virtual System.Guid GetGuid(int i)
{
if (_dataReader.IsDBNull(i))
return Guid.Empty;
else
return _dataReader.GetGuid(i);
}
/// <summary>
/// Reads the next row of data from the datareader.
/// </summary>
public bool Read()
{
return _dataReader.Read();
}
/// <summary>
/// Moves to the next result set in the datareader.
/// </summary>
public bool NextResult()
{
return _dataReader.NextResult();
}
/// <summary>
/// Closes the datareader.
/// </summary>
public void Close()
{
_dataReader.Close();
}
/// <summary>
/// Returns the depth property value from the datareader.
/// </summary>
public int Depth
{
get
{
return _dataReader.Depth;
}
}
/// <summary>
/// Returns the FieldCount property from the datareader.
/// </summary>
public int FieldCount
{
get
{
return _dataReader.FieldCount;
}
}
/// <summary>
/// Gets a boolean value from the datareader.
/// </summary>
/// <remarks>
/// Returns <see langword="false" /> for null.
/// </remarks>
/// <param name="name">Name of the column containing the value.</param>
public bool GetBoolean(string name)
{
return GetBoolean(_dataReader.GetOrdinal(name));
}
/// <summary>
/// Gets a boolean value from the datareader.
/// </summary>
/// <remarks>
/// Returns <see langword="false" /> for null.
/// </remarks>
/// <param name="i">Ordinal column position of the value.</param>
public virtual bool GetBoolean(int i)
{
if (_dataReader.IsDBNull(i))
return false;
else
return _dataReader.GetBoolean(i);
}
/// <summary>
/// Gets a byte value from the datareader.
/// </summary>
/// <remarks>
/// Returns 0 for null.
/// </remarks>
/// <param name="name">Name of the column containing the value.</param>
public byte GetByte(string name)
{
return GetByte(_dataReader.GetOrdinal(name));
}
/// <summary>
/// Gets a byte value from the datareader.
/// </summary>
/// <remarks>
/// Returns 0 for null.
/// </remarks>
/// <param name="i">Ordinal column position of the value.</param>
public virtual byte GetByte(int i)
{
if (_dataReader.IsDBNull(i))
return 0;
else
return _dataReader.GetByte(i);
}
/// <summary>
/// Invokes the GetBytes method of the underlying datareader.
/// </summary>
/// <remarks>
/// Returns 0 for null.
/// </remarks>
/// <param name="name">Name of the column containing the value.</param>
/// <param name="buffer">Array containing the data.</param>
/// <param name="bufferOffset">Offset position within the buffer.</param>
/// <param name="fieldOffset">Offset position within the field.</param>
/// <param name="length">Length of data to read.</param>
public Int64 GetBytes(string name, Int64 fieldOffset,
byte[] buffer, int bufferOffset, int length)
{
return GetBytes(_dataReader.GetOrdinal(name), fieldOffset, buffer, bufferOffset, length);
}
/// <summary>
/// Invokes the GetBytes method of the underlying datareader.
/// </summary>
/// <remarks>
/// Returns 0 for null.
/// </remarks>
/// <param name="i">Ordinal column position of the value.</param>
/// <param name="buffer">Array containing the data.</param>
/// <param name="bufferOffset">Offset position within the buffer.</param>
/// <param name="fieldOffset">Offset position within the field.</param>
/// <param name="length">Length of data to read.</param>
public virtual Int64 GetBytes(int i, Int64 fieldOffset,
byte[] buffer, int bufferOffset, int length)
{
if (_dataReader.IsDBNull(i))
return 0;
else
return _dataReader.GetBytes(i, fieldOffset, buffer, bufferOffset, length);
}
/// <summary>
/// Gets a char value from the datareader.
/// </summary>
/// <remarks>
/// Returns Char.MinValue for null.
/// </remarks>
/// <param name="name">Name of the column containing the value.</param>
public char GetChar(string name)
{
return GetChar(_dataReader.GetOrdinal(name));
}
/// <summary>
/// Gets a char value from the datareader.
/// </summary>
/// <remarks>
/// Returns Char.MinValue for null.
/// </remarks>
/// <param name="i">Ordinal column position of the value.</param>
public virtual char GetChar(int i)
{
if (_dataReader.IsDBNull(i))
return char.MinValue;
else
{
char[] myChar = new char[1];
_dataReader.GetChars(i, 0, myChar, 0, 1);
return myChar[0];
}
}
/// <summary>
/// Invokes the GetChars method of the underlying datareader.
/// </summary>
/// <remarks>
/// Returns 0 for null.
/// </remarks>
/// <param name="name">Name of the column containing the value.</param>
/// <param name="buffer">Array containing the data.</param>
/// <param name="bufferOffset">Offset position within the buffer.</param>
/// <param name="fieldOffset">Offset position within the field.</param>
/// <param name="length">Length of data to read.</param>
public Int64 GetChars(string name, Int64 fieldOffset,
char[] buffer, int bufferOffset, int length)
{
return GetChars(_dataReader.GetOrdinal(name), fieldOffset, buffer, bufferOffset, length);
}
/// <summary>
/// Invokes the GetChars method of the underlying datareader.
/// </summary>
/// <remarks>
/// Returns 0 for null.
/// </remarks>
/// <param name="i">Ordinal column position of the value.</param>
/// <param name="buffer">Array containing the data.</param>
/// <param name="bufferOffset">Offset position within the buffer.</param>
/// <param name="fieldOffset">Offset position within the field.</param>
/// <param name="length">Length of data to read.</param>
public virtual Int64 GetChars(int i, Int64 fieldOffset,
char[] buffer, int bufferOffset, int length)
{
if (_dataReader.IsDBNull(i))
return 0;
else
return _dataReader.GetChars(i, fieldOffset, buffer, bufferOffset, length);
}
/// <summary>
/// Invokes the GetData method of the underlying datareader.
/// </summary>
/// <param name="name">Name of the column containing the value.</param>
public IDataReader GetData(string name)
{
return GetData(_dataReader.GetOrdinal(name));
}
/// <summary>
/// Invokes the GetData method of the underlying datareader.
/// </summary>
/// <param name="i">Ordinal column position of the value.</param>
public virtual IDataReader GetData(int i)
{
return _dataReader.GetData(i);
}
/// <summary>
/// Invokes the GetDataTypeName method of the underlying datareader.
/// </summary>
/// <param name="name">Name of the column containing the value.</param>
public string GetDataTypeName(string name)
{
return GetDataTypeName(_dataReader.GetOrdinal(name));
}
/// <summary>
/// Invokes the GetDataTypeName method of the underlying datareader.
/// </summary>
/// <param name="i">Ordinal column position of the value.</param>
public virtual string GetDataTypeName(int i)
{
return _dataReader.GetDataTypeName(i);
}
/// <summary>
/// Gets a date value from the datareader.
/// </summary>
/// <remarks>
/// Returns DateTime.MinValue for null.
/// </remarks>
/// <param name="name">Name of the column containing the value.</param>
public virtual DateTime GetDateTime(string name)
{
return GetDateTime(_dataReader.GetOrdinal(name));
}
/// <summary>
/// Gets a date value from the datareader.
/// </summary>
/// <remarks>
/// Returns DateTime.MinValue for null.
/// </remarks>
/// <param name="i">Ordinal column position of the value.</param>
public virtual DateTime GetDateTime(int i)
{
if (_dataReader.IsDBNull(i))
return DateTime.MinValue;
else
return _dataReader.GetDateTime(i);
}
/// <summary>
/// Gets a decimal value from the datareader.
/// </summary>
/// <remarks>
/// Returns 0 for null.
/// </remarks>
/// <param name="name">Name of the column containing the value.</param>
public decimal GetDecimal(string name)
{
return GetDecimal(_dataReader.GetOrdinal(name));
}
/// <summary>
/// Gets a decimal value from the datareader.
/// </summary>
/// <remarks>
/// Returns 0 for null.
/// </remarks>
/// <param name="i">Ordinal column position of the value.</param>
public virtual decimal GetDecimal(int i)
{
if (_dataReader.IsDBNull(i))
return 0;
else
return _dataReader.GetDecimal(i);
}
/// <summary>
/// Invokes the GetFieldType method of the underlying datareader.
/// </summary>
/// <param name="name">Name of the column containing the value.</param>
public Type GetFieldType(string name)
{
return GetFieldType(_dataReader.GetOrdinal(name));
}
/// <summary>
/// Invokes the GetFieldType method of the underlying datareader.
/// </summary>
/// <param name="i">Ordinal column position of the value.</param>
public virtual Type GetFieldType(int i)
{
return _dataReader.GetFieldType(i);
}
/// <summary>
/// Gets a Single value from the datareader.
/// </summary>
/// <remarks>
/// Returns 0 for null.
/// </remarks>
/// <param name="name">Name of the column containing the value.</param>
public float GetFloat(string name)
{
return GetFloat(_dataReader.GetOrdinal(name));
}
/// <summary>
/// Gets a Single value from the datareader.
/// </summary>
/// <remarks>
/// Returns 0 for null.
/// </remarks>
/// <param name="i">Ordinal column position of the value.</param>
public virtual float GetFloat(int i)
{
if (_dataReader.IsDBNull(i))
return 0;
else
return _dataReader.GetFloat(i);
}
/// <summary>
/// Gets a Short value from the datareader.
/// </summary>
/// <remarks>
/// Returns 0 for null.
/// </remarks>
/// <param name="name">Name of the column containing the value.</param>
public short GetInt16(string name)
{
return GetInt16(_dataReader.GetOrdinal(name));
}
/// <summary>
/// Gets a Short value from the datareader.
/// </summary>
/// <remarks>
/// Returns 0 for null.
/// </remarks>
/// <param name="i">Ordinal column position of the value.</param>
public virtual short GetInt16(int i)
{
if (_dataReader.IsDBNull(i))
return 0;
else
return _dataReader.GetInt16(i);
}
/// <summary>
/// Gets a Long value from the datareader.
/// </summary>
/// <remarks>
/// Returns 0 for null.
/// </remarks>
/// <param name="name">Name of the column containing the value.</param>
public Int64 GetInt64(string name)
{
return GetInt64(_dataReader.GetOrdinal(name));
}
/// <summary>
/// Gets a Long value from the datareader.
/// </summary>
/// <remarks>
/// Returns 0 for null.
/// </remarks>
/// <param name="i">Ordinal column position of the value.</param>
public virtual Int64 GetInt64(int i)
{
if (_dataReader.IsDBNull(i))
return 0;
else
return _dataReader.GetInt64(i);
}
/// <summary>
/// Invokes the GetName method of the underlying datareader.
/// </summary>
/// <param name="i">Ordinal column position of the value.</param>
public virtual string GetName(int i)
{
return _dataReader.GetName(i);
}
/// <summary>
/// Gets an ordinal value from the datareader.
/// </summary>
/// <param name="name">Name of the column containing the value.</param>
public int GetOrdinal(string name)
{
return _dataReader.GetOrdinal(name);
}
/// <summary>
/// Invokes the GetSchemaTable method of the underlying datareader.
/// </summary>
public DataTable GetSchemaTable()
{
return _dataReader.GetSchemaTable();
}
/// <summary>
/// Invokes the GetValues method of the underlying datareader.
/// </summary>
/// <param name="values">An array of System.Object to
/// copy the values into.</param>
public int GetValues(object[] values)
{
return _dataReader.GetValues(values);
}
/// <summary>
/// Returns the IsClosed property value from the datareader.
/// </summary>
public bool IsClosed
{
get
{
return _dataReader.IsClosed;
}
}
/// <summary>
/// Invokes the IsDBNull method of the underlying datareader.
/// </summary>
/// <param name="i">Ordinal column position of the value.</param>
public virtual bool IsDBNull(int i)
{
return _dataReader.IsDBNull(i);
}
/// <summary>
/// Returns a value from the datareader.
/// </summary>
/// <param name="name">Name of the column containing the value.</param>
public object this[string name]
{
get
{
object val = _dataReader[name];
if (DBNull.Value.Equals(val))
return null;
else
return val;
}
}
/// <summary>
/// Returns a value from the datareader.
/// </summary>
/// <param name="i">Ordinal column position of the value.</param>
public virtual object this[int i]
{
get
{
if (_dataReader.IsDBNull(i))
return null;
else
return _dataReader[i];
}
}
/// <summary>
/// Returns the RecordsAffected property value from the underlying datareader.
/// </summary>
public int RecordsAffected
{
get
{
return _dataReader.RecordsAffected;
}
}
#region IDisposable Support
private bool _disposedValue; // To detect redundant calls
/// <summary>
/// Disposes the object.
/// </summary>
/// <param name="disposing">True if called by
/// the public Dispose method.</param>
protected virtual void Dispose(bool disposing)
{
if (!_disposedValue)
{
if (disposing)
{
// free unmanaged resources when explicitly called
_dataReader.Dispose();
}
// free shared unmanaged resources
}
_disposedValue = true;
}
/// <summary>
/// Disposes the object.
/// </summary>
public void Dispose()
{
// Do not change this code. Put cleanup code in Dispose(bool disposing) above.
Dispose(true);
GC.SuppressFinalize(this);
}
/// <summary>
/// Object finalizer.
/// </summary>
~SafeDataReader()
{
Dispose(false);
}
#endregion
}
}