-
Notifications
You must be signed in to change notification settings - Fork 14
/
SharedBehavior.java
65 lines (57 loc) · 2.03 KB
/
SharedBehavior.java
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
/*
* Copyright 2020 Google LLC
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.google.cloud.pubsublite.kafka;
import static com.google.cloud.pubsublite.kafka.KafkaExceptionUtils.toKafka;
import com.google.cloud.pubsublite.AdminClient;
import com.google.cloud.pubsublite.Partition;
import com.google.cloud.pubsublite.TopicPath;
import com.google.common.collect.ImmutableList;
import java.time.Duration;
import java.util.List;
import java.util.concurrent.TimeUnit;
import org.apache.kafka.common.PartitionInfo;
/** Shared behavior for producer and consumer. */
final class SharedBehavior implements AutoCloseable {
private final AdminClient client;
SharedBehavior(AdminClient client) {
this.client = client;
}
private static PartitionInfo toPartitionInfo(TopicPath topic, Partition partition) {
return new PartitionInfo(
topic.toString(),
(int) partition.value(),
PubsubLiteNode.NODE,
PubsubLiteNode.NODES,
PubsubLiteNode.NODES);
}
List<PartitionInfo> partitionsFor(TopicPath topic, Duration timeout) {
try {
long partitionCount =
client.getTopicPartitionCount(topic).get(timeout.toMillis(), TimeUnit.MILLISECONDS);
ImmutableList.Builder<PartitionInfo> result = ImmutableList.builder();
for (int i = 0; i < partitionCount; ++i) {
result.add(toPartitionInfo(topic, Partition.of(i)));
}
return result.build();
} catch (Throwable t) {
throw toKafka(t);
}
}
@Override
public void close() {
client.close();
}
}