JNDI Queries complexes amb Searchcontrols

Una de les opcions més interesants es la possibilitat de crear cerques complexes amb l'ús de Searchcontrols

String query_filter = "(|(cn=*"+pCanonicalName+"*) (sAMAccountName=*"+pCanonicalName+"*))";

Cal recordar que l'operador va abans dels operands.

Operadors:

Symbol	Description
&	conjunction (i.e.,and -- all in list must be true)
|	disjunction (i.e.,or -- one or more alternatives must be true)
!	negation (i.e.,not -- the item being negated must not be true)
=	equality (according to the matching rule of the attribute)
~=	approximate equality (according to the matching rule of the attribute)
>=	greater than (according to the matching rule of the attribute)
<=	less than (according to the matching rule of the attribute)
=*	presence (i.e., the entry must have the attribute but its value is irrelevant)
*	wildcard (indicates zero or more characters can occur in that position); used when specifying attribute values to match
\	escape (for escaping '*', '(', or ')' when they occur inside an attribute value)

Sources:
http://docs.oracle.com/javase/tutorial/jndi/ops/index.html
http://docs.oracle.com/javase/tutorial/jndi/ops/filter.html