eu.gambas.system.query.generic.privacy

Interface PrivacyQueryVerifier<ResultSetType,TripleType,NodeType>

All Known Implementing Classes:

FilteringPrivacyQueryVerifier, FilteringPrivacyQueryVerifier2, StaticPrivacyQueryVerifier

public interface PrivacyQueryVerifier<ResultSetType,TripleType,NodeType>

A PrivacyQueryVerifier is called during the query execution to check if a given query is acceptable from a privacy point of view.

Author:

Matteo Collina

Method Summary

Methods

Modifier and Type	Method and Description
ResultSetType	filter(CallerContext context, java.lang.String query, SemanticDataStorage<ResultSetType,TripleType,NodeType> sds) This method executes the query on SDS and filters the given results using an implementation-specific access control algorithm.
boolean	verify(CallerContext context, java.lang.String query) This method perform a static analysis of the query to determine if it can be executed or not.

Method Detail

verify

boolean verify(CallerContext context,
             java.lang.String query)

This method perform a static analysis of the query to determine if it can be executed or not.

Parameters:

context - The context in which this query will be executed

query - The query to be verified

Returns:

true if the query can be executed, false otherwise

filter

ResultSetType filter(CallerContext context,
                   java.lang.String query,
                   SemanticDataStorage<ResultSetType,TripleType,NodeType> sds)

This method executes the query on SDS and filters the given results using an implementation-specific access control algorithm.

Parameters:

context - The context in which this query will be executed

query - The query to be verified

sds - The Semantic Data Storage where the query will be used

Returns:

the result set