private void ReadColumnLine(String8 line)
{
// Skip empty lines
if (line.Length == 0)
{
return;
}
// Skip record separator, continuation lines, comments, and grouping lines
byte first = line[0];
if (first == UTF8.CR || first == UTF8.Space || first == UTF8.Pound || first == UTF8.Dash)
{
return;
}
// Find the column name part of the line
String8 columnName = line.BeforeFirst(UTF8.Colon);
// If we haven't seen this column name before, add it to our collection
if (!columnName.IsEmpty() && !_columnIndices8.ContainsKey(columnName))
{
int columnIndex = _columnIndices8.Count;
_columnIndices8[_columnNamesBlock.GetCopy(columnName)] = columnIndex;
string columnNameString = columnName.ToString();
_columnNames.Add(columnNameString);
_columnIndices[columnNameString] = columnIndex;
}
}
public void String8_BeforeFirstAfterFirst()
{
string binaryName = "System.Collections.Generic.List!";
String8 binaryName8 = binaryName.TestConvert();
Assert.AreEqual("System", binaryName8.BeforeFirst((byte)'.').ToString());
Assert.AreEqual("Collections.Generic.List!", binaryName8.AfterFirst((byte)'.').ToString());
Assert.AreEqual(binaryName8, binaryName8.BeforeFirst((byte)'|').ToString());
Assert.AreEqual(binaryName8, binaryName8.AfterFirst((byte)'|').ToString());
Assert.AreEqual(string.Empty, String8.Empty.BeforeFirst((byte)'.').ToString());
Assert.AreEqual(string.Empty, String8.Empty.AfterFirst((byte)'.').ToString());
Assert.AreEqual(string.Empty, String8.Empty.BeforeFirst((byte)'S').ToString());
Assert.AreEqual(string.Empty, String8.Empty.AfterFirst((byte)'!').ToString());
TrySplitOnFirst(String8.Empty, (byte)'.', "", "");
TrySplitOnFirst(binaryName8, (byte)'@', "", "");
TrySplitOnFirst(binaryName8, (byte)'.', "System", "Collections.Generic.List!");
TrySplitOnFirst(binaryName8, (byte)'!', "System.Collections.Generic.List", "");
TrySplitOnFirst(binaryName8, (byte)'S', "", "ystem.Collections.Generic.List!");
}
public bool NextRow()
{
_currentRowBlock.Clear();
String8 row = _reader.NextRow();
if (row.IsEmpty())
{
return(false);
}
// Clear values for row
for (int i = 0; i < _currentRowValues.Length; ++i)
{
_currentRowValues[i].SetValue(String8.Empty);
}
// Read available complete lines
String8 currentPropertyName = String8.Empty;
String8 currentPropertyValue = String8.Empty;
bool currentIsBase64 = false;
for (; _nextLineIndex < _blockLines.Count; ++_nextLineIndex)
{
String8 line = _blockLines[_nextLineIndex];
// Skip comment lines and grouping lines
if (line.StartsWith(UTF8.Pound) || line.StartsWith(UTF8.Dash))
{
continue;
}
// Trim trailing CR, if found
if (line.EndsWith(UTF8.CR))
{
line = line.Substring(0, line.Length - 1);
}
// An empty line or out of lines for the row range
if (line.Length == 0 || line.Index >= row.Index + row.Length)
{
break;
}
// Look for a wrapped line
if (line[0] == UTF8.Space)
{
// If found, concatenate the value after the space onto the value so far
line = line.Substring(1);
currentPropertyValue = _currentRowBlock.Concatenate(currentPropertyValue, String8.Empty, line);
}
else
{
// Set or Append the value just completed
SetColumnValue(currentPropertyName, currentPropertyValue, currentIsBase64);
// Split the property name and value [value is after colon and optional space]
currentPropertyName = line.BeforeFirst(UTF8.Colon);
currentPropertyValue = line.Substring(currentPropertyName.Length + 1);
if (currentPropertyValue.StartsWith(UTF8.Space))
{
currentPropertyValue = currentPropertyValue.Substring(1);
}
// Determine if the value is encoded
currentIsBase64 = (line[currentPropertyName.Length + 1] == UTF8.Colon);
if (currentIsBase64)
{
currentPropertyValue = currentPropertyValue.Substring(1);
}
}
}
// Set the last property value
SetColumnValue(currentPropertyName, currentPropertyValue, currentIsBase64);
// The next row starts after the row separator line
_nextLineIndex++;
this.RowCountRead++;
return(true);
}
