blob: a58baa5b2bdf2db6e102bde424bf8fc81fe91324 (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
|
// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.container.di;
import com.yahoo.config.ConfigInstance;
import com.yahoo.config.subscription.ConfigSource;
import com.yahoo.config.subscription.ConfigSourceSet;
import com.yahoo.container.di.config.Subscriber;
import com.yahoo.container.di.config.SubscriberFactory;
import com.yahoo.vespa.config.ConfigKey;
import java.util.ArrayList;
import java.util.HashSet;
import java.util.List;
import java.util.Map;
import java.util.Optional;
import java.util.Set;
import java.util.WeakHashMap;
/**
* @author Tony Vaagenes
* @author ollivir
*/
@SuppressWarnings("removal") // TODO Vespa 8: remove
public class CloudSubscriberFactory implements SubscriberFactory {
private final ConfigSource configSource;
private final Map<CloudSubscriber, Integer> activeSubscribers = new WeakHashMap<>();
private Optional<Long> testGeneration = Optional.empty();
public CloudSubscriberFactory(ConfigSource configSource) {
this.configSource = configSource;
}
@Override
public Subscriber getSubscriber(Set<? extends ConfigKey<?>> configKeys, String name) {
Set<ConfigKey<ConfigInstance>> subscriptionKeys = new HashSet<>();
for(ConfigKey<?> key: configKeys) {
@SuppressWarnings("unchecked") // ConfigKey is defined as <CONFIGCLASS extends ConfigInstance>
ConfigKey<ConfigInstance> invariant = (ConfigKey<ConfigInstance>) key;
subscriptionKeys.add(invariant);
}
CloudSubscriber subscriber = new CloudSubscriber(name, configSource, subscriptionKeys);
testGeneration.ifPresent(subscriber.getSubscriber()::reload); // TODO: test specific code, remove
activeSubscribers.put(subscriber, 0);
return subscriber;
}
//TODO: test specific code, remove
@Override
public void reloadActiveSubscribers(long generation) {
testGeneration = Optional.of(generation);
List<CloudSubscriber> subscribers = new ArrayList<>(activeSubscribers.keySet());
subscribers.forEach(s -> s.getSubscriber().reload(generation));
}
public static class Provider implements com.google.inject.Provider<SubscriberFactory> {
@Override
public SubscriberFactory get() {
return new CloudSubscriberFactory(ConfigSourceSet.createDefault());
}
}
}
|