| public GetString ( int beg, int end ) : string | ||
| beg | int | |
| end | int | |
| Результат | string | |
string /*!*/ ReadToEOL()
{
Contract.Ensures(Contract.Result <string>() != null);
int p = buffer.Pos;
int ch = buffer.Read();
// replace isolated '\r' by '\n' in order to make
// eol handling uniform across Windows, Unix and Mac
if (ch == '\r' && buffer.Peek() != '\n')
{
ch = EOL;
}
while (ch != EOL && ch != Buffer.EOF)
{
ch = buffer.Read();
// replace isolated '\r' by '\n' in order to make
// eol handling uniform across Windows, Unix and Mac
if (ch == '\r' && buffer.Peek() != '\n')
{
ch = EOL;
}
}
string /*!*/ s = buffer.GetString(p, buffer.Pos);
Contract.Assert(s != null);
return(s);
}
public int SetString(Buffer buffer, int offset, string newValue)
{
_ = buffer.GetString(offset, out var oldValue);
var block = buffer.Block;
if (IsTemporaryBlock(block))
{
return(-1);
}
else
{
return(new SetStringRecord(_logManager, _bufferManager, _transactionNumber, block, offset, oldValue)
.WriteToLog());
}
}
public void CanReadString()
{
var source = "123";
var filename = RandomFilename;
var buffer = new Buffer(_logManager, _fileManager);
var block = new Block(filename, 0);
var page = _fileManager.ResolvePage(block);
page.SetString(0, source);
page.Write(block);
buffer.AssignToBlock(block);
var canRead = buffer.GetString(0, out var value);
Assert.IsTrue(canRead);
Assert.AreEqual(source, value);
}
public string GetString(int columnIndex)
{
return(Buffer.GetString(BufferColumnIndexes[columnIndex]));
}
