org.apache.ratis.server.storage

接口 RaftStorageMetadataFile

public interface RaftStorageMetadataFile

Represent a file on disk which persistently stores the metadata of a raft storage. The file is updated atomically.

方法概要

限定符和类型	方法和说明
RaftStorageMetadata	getMetadata()
void	persist(RaftStorageMetadata newMetadata) Persist the given metadata.

方法详细资料

getMetadata

RaftStorageMetadata getMetadata()
                         throws IOException

返回:

the metadata persisted in this file.

抛出:

IOException

persist

void persist(RaftStorageMetadata newMetadata)
      throws IOException

Persist the given metadata.

抛出:

IOException