10 KiB
LogDoctor 4.00
Parse Apache2/Nginx/IIS logs and view dinamically generated statistics
|
Functions | |
std::optional< QString > | parseNull (const QString &filter_str, const bool to_clean=true) noexcept |
Parses a filter for NULL or NOT NULL final values. | |
std::optional< QString > | parseNumericFilter (const QString &filter_str) noexcept |
Parses a filter for a log field with integer type. | |
std::optional< QString > | parseTextualFilter (const QString &filter_str) noexcept |
Parses a filter for a log field with text type. | |
Detailed Description
Operations on query filters
Function Documentation
◆ parseNull()
|
noexcept |
Parses a filter for NULL or NOT NULL final values.
Auxiliar function. Returns a value only if the string can be reduce to 'NULL' or 'NOT NULL', in any other case an empty object is returned.
- Parameters
-
field_str The string to parse to_clean Whether the filter_str should be cleaned before parsing (trimmed and uppercased)
- Returns
- The resulting filter to apply to the query, if valid
◆ parseNumericFilter()
|
noexcept |
Parses a filter for a log field with integer type.
The filter can be composed by anumber or by a comparison operator followed by a number. If the filter is just a number (N), it will be resolved to '= N'. Valid comparison operators are: '=' or '==', '!' or '!=', '<', '<=', '>', '>='. Literal comparison operators can be use as well: 'eq', 'ne', 'lt', 'le', 'gt', 'ge'.
- Parameters
-
field_str The given filter
- Returns
- The resulting filter to apply to the query, if valid
◆ parseTextualFilter()
|
noexcept |
Parses a filter for a log field with text type.
Any filter not resolving to NULL or NOT NULL will be used as is. If the filter is exactly '*', il will be resolved as NOT NULL.
- Parameters
-
field_str The given filter
- Returns
- The resulting filter to apply to the query, if valid
Generated by 1.10.0 </html>