package com.fasterxml.jackson.core;
/**
* Interface that those Jackson components that are explicitly versioned will implement.
* Intention is to allow both plug-in components (custom extensions) and applications and
* frameworks that use Jackson to detect exact version of Jackson in use.
* This may be useful for example for ensuring that proper Jackson version is deployed
* (beyond mechanisms that deployment system may have), as well as for possible
* workarounds.
*/
public interface Versioned {
/**
* Method called to detect version of the component that implements this interface;
* returned version should never be null, but may return specific "not available"
* instance (see {@link Version} for details).
*/
Version version();
}