@ Override public boolean filter ( Object data ) { logger . entering ( new Object [ ] { data } ) ; invocationCount += 1 ; for ( int index : this . indexes ) { if ( invocationCount == index ) { logger . exiting ( true ) ; return true ; } } logger . exiting ( false ) ; return false ; }
This function identifies whether the object falls in the filtering criteria or not based on the indexes provided . For this we are using the invocation count for comparing the index .