public void returnConnection(RedisConnection connection) {
SubscribesConnectionEntry entry = clients.get(connection.getRedisClient());
if (entry.isFreezed()) {
connection.closeAsync();
} else {
entry.getConnections().add(connection);
}
entry.getConnectionsSemaphore().release();
}
private RedisConnection retrieveConnection(SubscribesConnectionEntry entry) {
if (entry.isFreezed() || !entry.getConnectionsSemaphore().tryAcquire()) {
return null;
} else {
RedisConnection conn = entry.getConnections().poll();
if (conn != null) {
return conn;
}
try {
return entry.connect(config);
} catch (RedisException e) {
entry.getConnectionsSemaphore().release();
// TODO connection scoring
log.warn("Can't connect to {}, trying next connection!", entry.getClient().getAddr());
return null;
}
}
}