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Overview
| Comment: | By default, throw an InvalidOperationException if the SQLiteVirtualTableCursorEnumerator cursor has been closed. |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: |
61ed48703c4edc37cfa88dd7c4193d29 |
| User & Date: | mistachkin 2013-06-27 09:17:40 |
Context
|
2013-06-28
| ||
| 06:47 | When reading a DateTime value, avoid unnecessary string conversions. Fix for [4d87fbc742]. check-in: e1b4194a30 user: mistachkin tags: trunk | |
|
2013-06-27
| ||
| 09:17 | By default, throw an InvalidOperationException if the SQLiteVirtualTableCursorEnumerator cursor has been closed. check-in: 61ed48703c user: mistachkin tags: trunk | |
|
2013-06-26
| ||
| 23:52 | Fix typo. check-in: 814c7ebe55 user: mistachkin tags: trunk | |
Changes
Changes to System.Data.SQLite/SQLiteModuleEnumerable.cs.
74 75 76 77 78 79 80 81 82 83 84 85 86 87 .. 94 95 96 97 98 99 100 101 102 103 104 105 106 107 ... 112 113 114 115 116 117 118 119 120 121 122 123 124 125 ... 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 ... 969 970 971 972 973 974 975 976 977 978 979 980 981 982 ... 986 987 988 989 990 991 992 993 994 995 996 997 998 999 |
/// <returns>
/// Non-zero if the current row is valid; zero otherwise. If zero is
/// returned, no further rows are available.
/// </returns>
public virtual bool MoveNext()
{
CheckDisposed();
if (enumerator == null)
return false;
endOfEnumerator = !enumerator.MoveNext();
return !endOfEnumerator;
}
................................................................................
/// <see cref="IEnumerator" /> object instance.
/// </summary>
public virtual object Current
{
get
{
CheckDisposed();
if (enumerator == null)
return null;
return enumerator.Current;
}
}
................................................................................
/// Resets the virtual table cursor position, also invalidating the
/// current row, using the <see cref="IEnumerator.Reset" /> method of
/// the <see cref="IEnumerator" /> object instance.
/// </summary>
public virtual void Reset()
{
CheckDisposed();
if (enumerator == null)
return;
enumerator.Reset();
}
................................................................................
/// <summary>
/// Returns non-zero if the end of the virtual table cursor has been
/// seen (i.e. no more rows are available, including the current one).
/// </summary>
public virtual bool EndOfEnumerator
{
get { CheckDisposed(); return endOfEnumerator; }
}
///////////////////////////////////////////////////////////////////////
/// <summary>
/// Closes the virtual table cursor. This method must not throw any
/// exceptions.
/// </summary>
public virtual void Close()
{
// CheckDisposed();
if (enumerator != null)
enumerator = null;
}
#endregion
///////////////////////////////////////////////////////////////////////
#region IDisposable "Pattern" Members
private bool disposed;
/// <summary>
................................................................................
/// <see cref="IEnumerator{T}" /> object instance.
/// </summary>
T IEnumerator<T>.Current
{
get
{
CheckDisposed();
if (enumerator == null)
return default(T);
return enumerator.Current;
}
}
................................................................................
/// <summary>
/// Closes the virtual table cursor. This method must not throw any
/// exceptions.
/// </summary>
public override void Close()
{
// CheckDisposed();
if (enumerator != null)
enumerator = null;
base.Close();
}
#endregion
|
> > > > > > > > > > > > > | > > > > > > > > > > > > > > > > > > > > |
74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 .. 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 ... 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 ... 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 .... 1000 1001 1002 1003 1004 1005 1006 1007 1008 1009 1010 1011 1012 1013 1014 .... 1018 1019 1020 1021 1022 1023 1024 1025 1026 1027 1028 1029 1030 1031 1032 |
/// <returns>
/// Non-zero if the current row is valid; zero otherwise. If zero is
/// returned, no further rows are available.
/// </returns>
public virtual bool MoveNext()
{
CheckDisposed();
CheckClosed();
if (enumerator == null)
return false;
endOfEnumerator = !enumerator.MoveNext();
return !endOfEnumerator;
}
................................................................................
/// <see cref="IEnumerator" /> object instance.
/// </summary>
public virtual object Current
{
get
{
CheckDisposed();
CheckClosed();
if (enumerator == null)
return null;
return enumerator.Current;
}
}
................................................................................
/// Resets the virtual table cursor position, also invalidating the
/// current row, using the <see cref="IEnumerator.Reset" /> method of
/// the <see cref="IEnumerator" /> object instance.
/// </summary>
public virtual void Reset()
{
CheckDisposed();
CheckClosed();
if (enumerator == null)
return;
enumerator.Reset();
}
................................................................................
/// <summary>
/// Returns non-zero if the end of the virtual table cursor has been
/// seen (i.e. no more rows are available, including the current one).
/// </summary>
public virtual bool EndOfEnumerator
{
get { CheckDisposed(); CheckClosed(); return endOfEnumerator; }
}
///////////////////////////////////////////////////////////////////////
/// <summary>
/// Returns non-zero if the virtual table cursor is open.
/// </summary>
public virtual bool IsOpen
{
get { CheckDisposed(); return (enumerator != null); }
}
///////////////////////////////////////////////////////////////////////
/// <summary>
/// Closes the virtual table cursor. This method must not throw any
/// exceptions.
/// </summary>
public virtual void Close()
{
// CheckDisposed();
// CheckClosed();
if (enumerator != null)
enumerator = null;
}
///////////////////////////////////////////////////////////////////////
/// <summary>
/// Throws an <see cref="InvalidOperationException" /> if the virtual
/// table cursor has been closed.
/// </summary>
public virtual void CheckClosed()
{
CheckDisposed();
if (!IsOpen)
{
throw new InvalidOperationException(
"virtual table cursor is closed");
}
}
#endregion
///////////////////////////////////////////////////////////////////////
#region IDisposable "Pattern" Members
private bool disposed;
/// <summary>
................................................................................
/// <see cref="IEnumerator{T}" /> object instance.
/// </summary>
T IEnumerator<T>.Current
{
get
{
CheckDisposed();
CheckClosed();
if (enumerator == null)
return default(T);
return enumerator.Current;
}
}
................................................................................
/// <summary>
/// Closes the virtual table cursor. This method must not throw any
/// exceptions.
/// </summary>
public override void Close()
{
// CheckDisposed();
// CheckClosed();
if (enumerator != null)
enumerator = null;
base.Close();
}
#endregion
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