question: public void toNativeArray ( int [ ] dest , int offset , int len ) { if ( len == 0 ) { return ; } if ( offset < 0 || offset >= _pos ) { throw new ArrayIndexOutOfBoundsException ( offset ) ; } System . arraycopy ( _data , offset , dest , 0 , len ) ; }
target:  Copies a slice of the list into a native array.