/** {@inheritDoc} */
@Override
public int compareTo(GridCacheMvccCandidate<K> o) {
if (o == this) return 0;
int c = ver.compareTo(o.ver);
// This is done, so compare and equals methods will be consistent.
if (c == 0) return key().equals(o.key()) ? 0 : id < o.id ? -1 : 1;
return c;
}
/** {@inheritDoc} */
@SuppressWarnings({"unchecked"})
@Override
public boolean equals(Object o) {
if (o == null) return false;
if (o == this) return true;
GridCacheMvccCandidate<K> other = (GridCacheMvccCandidate<K>) o;
assert key() != null && other.key() != null
: "Key is null [this=" + this + ", other=" + o + ']';
return ver.equals(other.ver) && key().equals(other.key());
}
/** {@inheritDoc} */
@Override
public int hashCode() {
return ver.hashCode();
}
/**
* Checks if this candidate matches version or thread-nodeId combination.
*
* @param nodeId Node ID to check.
* @param ver Version to check.
* @param threadId Thread ID to check.
* @return {@code True} if matched.
*/
public boolean matches(GridCacheVersion ver, UUID nodeId, long threadId) {
return ver.equals(this.ver) || (nodeId.equals(this.nodeId) && threadId == this.threadId);
}