}

    /**
     * Gets the price information.
     * @return the price
     */
    public String getPrice() {
        return price;
    }

    /**
     * Sets the price information.
     * @param price the price to set
     */
    public void setPrice(final String price) {
        this.price = price;
    }

    /**
     * Gets the requires subscription flag.

        this.trace = trace;
    }

    @Nonnull
    @Override
    public S getSession() {
        return session;
    }

    @Override
    public RequestTrace getTrace() {
        return trace;
    }

        ArtifactInstallerRequest request =
                ArtifactInstallerRequest.builder().session(session).trace(trace).build();

        assertEquals(trace, request.getTrace());
        assertEquals(session, request.getSession());
    }

    @Test
    void testDependencyResolverRequestEquality() {
        Session session = mock(Session.class);

     * hierarchy and can carry additional diagnostic information.
     *
     * @return the request trace, or {@code null} if no trace information is available
     */
    @Nullable
    RequestTrace getTrace();

    /**
     * Returns a hashcode value for this request, based on all significant fields.
     * Implementations must ensure that if two requests are equal according to