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/*
 * 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.ratis.server.metrics;

import org.apache.ratis.server.raftlog.LogEntryHeader;

/** Metrics for a raft log. */
public interface RaftLogMetrics {
  /** A log entry just has been committed. */
  void onLogEntryCommitted(LogEntryHeader header);

  /** Read statemachine data timeout */
  default void onStateMachineDataReadTimeout() {
  }

  /** Write statemachine data timeout */
  default void onStateMachineDataWriteTimeout() {
  }
}