public QueryBuilder withinCenter(final double x, final double y, final double radius) {
    """
	Equivalent of the $within operand, used for geospatial operation
	
	@param x      x coordinate
	@param y      y coordinate
	@param radius radius
	@return {@code this}
    """
        addOperand(QueryOperators.WITHIN,
                   new BasicDBObject(QueryOperators.CENTER, asList(asList(x, y), radius)));
        return this;
    }
public QueryBuilder withinCenter(final double x, final double y, final double radius) {
        addOperand(QueryOperators.WITHIN,
                   new BasicDBObject(QueryOperators.CENTER, asList(asList(x, y), radius)));
        return this;
    }
public QueryBuilder withinCenter ( final double x , final double y , final double radius ) { addOperand ( QueryOperators . WITHIN , new BasicDBObject ( QueryOperators . CENTER , asList ( asList ( x , y ) , radius ) ) ) ; return this ; }
Equivalent of the $within operand, used for geospatial operation

@param x      x coordinate
@param y      y coordinate
@param radius radius
@return {@code this}
Equivalent of the $within operand used for geospatial operation