public void incrementConnectionFailures(String address) {
Integer count = addressBlacklist.get(address);
if (count == null) {
count = 1;
} else {
count += 1;
}
addressBlacklist.put(address, count);
}
@SuppressWarnings("unchecked")
public void putAll(Map<? extends K, ? extends V> map) {
for (Entry<? extends K, ? extends V> entry : map.entrySet()) {
V value = entry.getValue();
// If the map is another DefaultCache instance than the
// entry values will be CacheObject instances that need
// to be converted to the normal object form.
if (value instanceof CacheObject) {
//noinspection unchecked
value = ((CacheObject<V>) value).object;
}
put(entry.getKey(), value);
}
}
/**
* Returns the address of the multiple recipients service. To obtain such address service
* discovery is going to be used on the connected server and if none was found then another
* attempt will be tried on the server items. The discovered information is going to be cached for
* 24 hours.
*
* @param connection the connection to use for disco. The connected server is going to be queried.
* @return the address of the multiple recipients service or <tt>null</tt> if none was found.
*/
private static String getMultipleRecipienServiceAddress(Connection connection) {
String serviceName = connection.getServiceName();
String serviceAddress = (String) services.get(serviceName);
if (serviceAddress == null) {
synchronized (services) {
serviceAddress = (String) services.get(serviceName);
if (serviceAddress == null) {
// Send the disco packet to the server itself
try {
DiscoverInfo info =
ServiceDiscoveryManager.getInstanceFor(connection).discoverInfo(serviceName);
// Check if the server supports JEP-33
if (info.containsFeature("http://jabber.org/protocol/address")) {
serviceAddress = serviceName;
} else {
// Get the disco items and send the disco packet to each server item
DiscoverItems items =
ServiceDiscoveryManager.getInstanceFor(connection).discoverItems(serviceName);
for (Iterator<DiscoverItems.Item> it = items.getItems(); it.hasNext(); ) {
DiscoverItems.Item item = it.next();
info =
ServiceDiscoveryManager.getInstanceFor(connection)
.discoverInfo(item.getEntityID(), item.getNode());
if (info.containsFeature("http://jabber.org/protocol/address")) {
serviceAddress = serviceName;
break;
}
}
}
// Cache the discovered information
services.put(serviceName, serviceAddress == null ? "" : serviceAddress);
} catch (XMPPException e) {
LOGGER.log(Level.SEVERE, "Error occurred retrieving multiple recipients service", e);
}
}
}
}
return "".equals(serviceAddress) ? null : serviceAddress;
}
/**
* Increments the connection failure counter by one for the given address.
*
* @param address the address the connection failure counter should be increased
*/
private void incrementConnectionFailures(String address) {
Integer count = ADDRESS_BLACKLIST.get(address);
ADDRESS_BLACKLIST.put(address, count == null ? 1 : count + 1);
}