kirktrue commented on code in PR #14359: URL: https://github.com/apache/kafka/pull/14359#discussion_r1325174944
########## clients/src/main/java/org/apache/kafka/clients/consumer/internals/NodeStatusDetector.java: ########## @@ -0,0 +1,58 @@ +/* + * 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.consumer.internals; + +import org.apache.kafka.clients.KafkaClient; +import org.apache.kafka.clients.NetworkClientUtils; +import org.apache.kafka.common.Node; +import org.apache.kafka.common.errors.AuthenticationException; +import org.apache.kafka.common.utils.Time; + +/** + * Use {@code NodeStatusDetector} to determine the status of a given broker {@link Node}. It's also + * possible to check for previous authentication errors if the node isn't available. + * + * @see ConsumerNetworkClient + * @see NetworkClientDelegate + */ +public interface NodeStatusDetector { + + /** + * Check if the node is disconnected and unavailable for immediate reconnection (i.e. if it is in + * reconnect backoff window following the disconnect). + * + * @param node {@link Node} to check for availability + * @see NetworkClientUtils#isUnavailable(KafkaClient, Node, Time) + */ + boolean isUnavailable(Node node); + + /** + * Checks for an authentication error on a given node and throws the exception if it exists. + * + * @param node {@link Node} to check for a previous {@link AuthenticationException}; if found it is thrown + * @see NetworkClientUtils#maybeThrowAuthFailure(KafkaClient, Node) + */ + void maybeThrowAuthFailure(Node node); + + /** + * Initiate a connection if currently possible. This is only really useful for resetting Review Comment: Per the above comments, I've removed `NodeStatusDetector` for now, so this should be moot for the time being. -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: jira-unsubscr...@kafka.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org
