kafka MirrorTaskConfig 源码
kafka MirrorTaskConfig 代码
文件路径：/connect/mirror/src/main/java/org/apache/kafka/connect/mirror/MirrorTaskConfig.java
/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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 org.apache.kafka.connect.mirror;
import org.apache.kafka.common.config.ConfigDef;
import org.apache.kafka.common.TopicPartition;
import java.util.Map;
import java.util.Set;
import java.util.List;
import java.util.HashSet;
import java.util.Collections;
import java.util.stream.Collectors;
public class MirrorTaskConfig extends MirrorConnectorConfig {
private static final String TASK_TOPIC_PARTITIONS_DOC = "Topic-partitions assigned to this task to replicate.";
private static final String TASK_CONSUMER_GROUPS_DOC = "Consumer groups assigned to this task to replicate.";
public MirrorTaskConfig(Map<String, String> props) {
super(TASK_CONFIG_DEF, props);
}
Set<TopicPartition> taskTopicPartitions() {
List<String> fields = getList(TASK_TOPIC_PARTITIONS);
if (fields == null || fields.isEmpty()) {
return Collections.emptySet();
}
return fields.stream()
.map(MirrorUtils::decodeTopicPartition)
.collect(Collectors.toSet());
}
Set<String> taskConsumerGroups() {
List<String> fields = getList(TASK_CONSUMER_GROUPS);
if (fields == null || fields.isEmpty()) {
return Collections.emptySet();
}
return new HashSet<>(fields);
}
MirrorMetrics metrics() {
MirrorMetrics metrics = new MirrorMetrics(this);
metricsReporters().forEach(metrics::addReporter);
return metrics;
}
protected static final ConfigDef TASK_CONFIG_DEF = new ConfigDef(CONNECTOR_CONFIG_DEF)
.define(
TASK_TOPIC_PARTITIONS,
ConfigDef.Type.LIST,
null,
ConfigDef.Importance.LOW,
TASK_TOPIC_PARTITIONS_DOC)
.define(
TASK_CONSUMER_GROUPS,
ConfigDef.Type.LIST,
null,
ConfigDef.Importance.LOW,
TASK_CONSUMER_GROUPS_DOC);
}
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