kafka TaskStatus 源码
kafka TaskStatus 代码
文件路径：/connect/runtime/src/main/java/org/apache/kafka/connect/runtime/TaskStatus.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.runtime;
import org.apache.kafka.connect.util.ConnectorTaskId;
public class TaskStatus extends AbstractStatus<ConnectorTaskId> {
public TaskStatus(ConnectorTaskId id, State state, String workerUrl, int generation, String trace) {
super(id, state, workerUrl, generation, trace);
}
public TaskStatus(ConnectorTaskId id, State state, String workerUrl, int generation) {
super(id, state, workerUrl, generation, null);
}
public interface Listener {
/**
* Invoked after successful startup of the task.
* @param id The id of the task
*/
void onStartup(ConnectorTaskId id);
/**
* Invoked after the task has been paused.
* @param id The id of the task
*/
void onPause(ConnectorTaskId id);
/**
* Invoked after the task has been resumed.
* @param id The id of the task
*/
void onResume(ConnectorTaskId id);
/**
* Invoked if the task raises an error. No shutdown event will follow.
* @param id The id of the task
* @param cause The error raised by the task.
*/
void onFailure(ConnectorTaskId id, Throwable cause);
/**
* Invoked after successful shutdown of the task.
* @param id The id of the task
*/
void onShutdown(ConnectorTaskId id);
/**
* Invoked after the task has been deleted. Can be called if the
* connector tasks have been reduced, or if the connector itself has
* been deleted.
* @param id The id of the task
*/
void onDeletion(ConnectorTaskId id);
/**
* Invoked when the task is restarted asynchronously by the herder on processing a restart request.
* @param id The id of the task
*/
void onRestart(ConnectorTaskId id);
}
}
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