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/*
* Copyright 2015-present Open Networking Foundation
* Copyright © 2020 camunda services GmbH ([email protected])
*
* Licensed 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 io.atomix.raft.storage.log;
import io.atomix.raft.protocol.PersistedRaftRecord;
import io.atomix.raft.protocol.ReplicatableJournalRecord;
import io.atomix.raft.storage.log.entry.ApplicationEntry;
import io.atomix.raft.storage.log.entry.RaftEntry;
/** Stores a state change in a {@link RaftLog}. */
public interface IndexedRaftLogEntry {
/**
* Returns the index of the record
*
* @return index
*/
long index();
/**
* Returns the term of the record
*
* @return term
*/
long term();
/**
* Return the raft entry in the record
*
* @return
*/
RaftEntry entry();
/**
* @return true if {@code entry()} is an {@link ApplicationEntry}, otherwise false
*/
default boolean isApplicationEntry() {
return false;
}
ApplicationEntry getApplicationEntry();
/**
* Returns a {@link PersistedRaftRecord} that can be replicated
*
* @return a record to replicate
*/
PersistedRaftRecord getPersistedRaftRecord();
/**
* @return a record to replicate
*/
ReplicatableJournalRecord getReplicatableJournalRecord();
}