kafka DeleteTopicsResult 源码
kafka DeleteTopicsResult 代码
文件路径:/clients/src/main/java/org/apache/kafka/clients/admin/DeleteTopicsResult.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.clients.admin;
import org.apache.kafka.common.KafkaFuture;
import org.apache.kafka.common.TopicCollection;
import org.apache.kafka.common.Uuid;
import org.apache.kafka.common.annotation.InterfaceStability;
import java.util.Collection;
import java.util.Map;
/**
* The result of the {@link Admin#deleteTopics(Collection)} call.
*
* The API of this class is evolving, see {@link Admin} for details.
*/
@InterfaceStability.Evolving
public class DeleteTopicsResult {
private final Map<Uuid, KafkaFuture<Void>> topicIdFutures;
private final Map<String, KafkaFuture<Void>> nameFutures;
protected DeleteTopicsResult(Map<Uuid, KafkaFuture<Void>> topicIdFutures, Map<String, KafkaFuture<Void>> nameFutures) {
if (topicIdFutures != null && nameFutures != null)
throw new IllegalArgumentException("topicIdFutures and nameFutures cannot both be specified.");
if (topicIdFutures == null && nameFutures == null)
throw new IllegalArgumentException("topicIdFutures and nameFutures cannot both be null.");
this.topicIdFutures = topicIdFutures;
this.nameFutures = nameFutures;
}
static DeleteTopicsResult ofTopicIds(Map<Uuid, KafkaFuture<Void>> topicIdFutures) {
return new DeleteTopicsResult(topicIdFutures, null);
}
static DeleteTopicsResult ofTopicNames(Map<String, KafkaFuture<Void>> nameFutures) {
return new DeleteTopicsResult(null, nameFutures);
}
/**
* Use when {@link Admin#deleteTopics(TopicCollection, DeleteTopicsOptions)} used a TopicIdCollection
* @return a map from topic IDs to futures which can be used to check the status of
* individual deletions if the deleteTopics request used topic IDs. Otherwise return null.
*/
public Map<Uuid, KafkaFuture<Void>> topicIdValues() {
return topicIdFutures;
}
/**
* Use when {@link Admin#deleteTopics(TopicCollection, DeleteTopicsOptions)} used a TopicNameCollection
* @return a map from topic names to futures which can be used to check the status of
* individual deletions if the deleteTopics request used topic names. Otherwise return null.
*/
public Map<String, KafkaFuture<Void>> topicNameValues() {
return nameFutures;
}
/**
* @return a map from topic names to futures which can be used to check the status of
* individual deletions if the deleteTopics request used topic names. Otherwise return null.
* @deprecated Since 3.0 use {@link #topicNameValues} instead
*/
@Deprecated
public Map<String, KafkaFuture<Void>> values() {
return nameFutures;
}
/**
* @return a future which succeeds only if all the topic deletions succeed.
*/
public KafkaFuture<Void> all() {
return (topicIdFutures == null) ? KafkaFuture.allOf(nameFutures.values().toArray(new KafkaFuture[0])) :
KafkaFuture.allOf(topicIdFutures.values().toArray(new KafkaFuture[0]));
}
}
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