Package io.atomix.raft.zeebe

Interface EntryValidator

All Known Implementing Classes:

EntryValidator.NoopEntryValidator

Functional Interface:

This is a functional interface and can therefore be used as the assignment target for a lambda expression or method reference.

@FunctionalInterface
public interface EntryValidator

Nested Class Summary

Nested Classes

Modifier and Type	Interface	Description
static final class	EntryValidator.NoopEntryValidator	A simple validator which always returns EntryValidator.ValidationResult.ok().
static final record	EntryValidator.ValidationResult	Result of validating an entry.

Method Summary

Modifier and Type	Method	Description
EntryValidator.ValidationResult	validateEntry(ApplicationEntry lastEntry, ApplicationEntry entry)	Validates the current entry, which should be append to the log, and compares it with the last appended entry to ensure consistency.

Method Details

validateEntry

EntryValidator.ValidationResult validateEntry(ApplicationEntry lastEntry,
 ApplicationEntry entry)

Validates the current entry, which should be append to the log, and compares it with the last appended entry to ensure consistency. The ValidationResult reflects the outcome of the validation and holds an error message when the validation fails.

Parameters:

lastEntry - the previous zeebe entry

entry - the zeebe entry to be appended

Returns:

a ValidationResult containing the validation result and an error message, if it failed