/**
* Update token map with a set of token/endpoint pairs in normal state.
*
* <p>Prefer this whenever there are multiple pairs to update, as each update (whether a single or
* multiple) is expensive (CASSANDRA-3831).
*
* @param endpointTokens
*/
public void updateNormalTokens(Multimap<InetAddress, Token> endpointTokens) {
if (endpointTokens.isEmpty()) return;
lock.writeLock().lock();
try {
boolean shouldSortTokens = false;
for (InetAddress endpoint : endpointTokens.keySet()) {
Collection<Token> tokens = endpointTokens.get(endpoint);
assert tokens != null && !tokens.isEmpty();
bootstrapTokens.removeValue(endpoint);
tokenToEndpointMap.removeValue(endpoint);
topology.addEndpoint(endpoint);
leavingEndpoints.remove(endpoint);
removeFromMoving(endpoint); // also removing this endpoint from moving
for (Token token : tokens) {
InetAddress prev = tokenToEndpointMap.put(token, endpoint);
if (!endpoint.equals(prev)) {
if (prev != null)
logger.warn("Token {} changing ownership from {} to {}", token, prev, endpoint);
shouldSortTokens = true;
}
}
}
if (shouldSortTokens) sortedTokens = sortTokens();
} finally {
lock.writeLock().unlock();
}
}
/** used by tests */
public void clearUnsafe() {
lock.writeLock().lock();
try {
bootstrapTokens.clear();
tokenToEndpointMap.clear();
topology.clear();
leavingEndpoints.clear();
pendingRanges.clear();
endpointToHostIdMap.clear();
invalidateCachedRings();
} finally {
lock.writeLock().unlock();
}
}
public void removeEndpoint(InetAddress endpoint) {
assert endpoint != null;
lock.writeLock().lock();
try {
bootstrapTokens.removeValue(endpoint);
tokenToEndpointMap.removeValue(endpoint);
topology.removeEndpoint(endpoint);
leavingEndpoints.remove(endpoint);
endpointToHostIdMap.remove(endpoint);
sortedTokens = sortTokens();
invalidateCachedRings();
} finally {
lock.writeLock().unlock();
}
}