protected final int nullCheck ( int id , int s ) { int k = stk ; while ( true ) { k -- ; StackEntry e = stack [ k ] ; if ( e . type == NULL_CHECK_START ) { if ( e . getNullCheckNum ( ) == id ) { return e . getNullCheckPStr ( ) == s ? 1 : 0 ; } } } }
int for consistency with other null check routines