String columnName = template.substring(start + REPLACE_BEGIN.length(), end);
int columnIndex = metadata.getColumnMetadataPosition(columnName);
if (columnIndex == -1)
{
throw new ActivityUserException(
new ColumnNotFoundException(columnName));
}
mColumns.add(columnIndex);
mFixed.add(template.substring(prevStart, start));
start = template.indexOf(REPLACE_BEGIN, end);
prevStart = end + REPLACE_END.length();