io.camunda.zeebe.broker.raft.ZeebeEntryValidator Maven / Gradle / Ivy
/*
* Copyright Camunda Services GmbH and/or licensed to Camunda Services GmbH under
* one or more contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright ownership.
* Licensed under the Camunda License 1.0. You may not use this file
* except in compliance with the Camunda License 1.0.
*/
package io.camunda.zeebe.broker.raft;
import io.atomix.raft.storage.log.entry.ApplicationEntry;
import io.atomix.raft.zeebe.EntryValidator;
public final class ZeebeEntryValidator implements EntryValidator {
@Override
public ValidationResult validateEntry(
final ApplicationEntry lastEntry, final ApplicationEntry entry) {
if (lastEntry == null) {
return ValidationResult.ok();
}
if (entry.lowestPosition() != lastEntry.highestPosition() + 1) {
return ValidationResult.failure(
String.format(
"Expected no gaps between application entries, but the last application entry had a "
+ "highest position of %d and the current entry has a lowest position of %d",
lastEntry.highestPosition(), entry.lowestPosition()));
}
return ValidationResult.ok();
}
}