interface of a generic filter in the Siena data model. More...
#include <types.h>
Classes | |
class | iterator |
interface of a generic filter iterator. More... | |
Public Member Functions | |
virtual | ~filter () |
virtual destructor | |
virtual iterator * | first () const =0 |
returns an iterator over this filter. More... | |
virtual bool | covers (const message &m) const |
applies this filter to a message. More... | |
interface of a generic filter in the Siena data model.
A filter is a set of constraint representing a logical conjunction of elementary conditions. Individual constraints can be accessed sequentially through a filter::iterator.
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virtual |
applies this filter to a message.
This is a naive implementation of the matching function.
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pure virtual |
returns an iterator over this filter.
NULL
if this filter is empty.