driver-legacy/src/main/com/mongodb/QueryBuilder.java
public QueryBuilder nearSphere(final double longitude, final double latitude) {
        addOperand(QueryOperators.NEAR_SPHERE,
                   asList(longitude, latitude));
        return this;
    }
public QueryBuilder nearSphere(final double longitude, final double latitude) {
        addOperand(QueryOperators.NEAR_SPHERE,
                   asList(longitude, latitude));
        return this;
    }
Equivalent of the $nearSphere operand

@param longitude coordinate in decimal degrees
@param latitude  coordinate in decimal degrees
@return {@code this}