org.apache.ratis.server.storage

Class FileChunkReader

java.lang.Object

org.apache.ratis.server.storage.FileChunkReader

All Implemented Interfaces:

Closeable, AutoCloseable

public class FileChunkReader
extends Object
implements Closeable

Read RaftProtos.FileChunkProtos from a file.

Constructor Summary

Constructors

Constructor and Description
FileChunkReader(FileInfo info, Path relativePath) Construct a reader from a file specified by the given FileInfo.

Method Summary

Modifier and Type	Method and Description
void	close()
org.apache.ratis.proto.RaftProtos.FileChunkProto	readFileChunk(int chunkMaxSize) Read the next chunk.
String	toString()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

FileChunkReader

public FileChunkReader(FileInfo info,
                       Path relativePath)
                throws IOException

Construct a reader from a file specified by the given FileInfo.

Parameters:

info - the information of the file.

relativePath - the relative path of the file.

Throws:

IOException - if it failed to open the file.

Method Detail

readFileChunk

public org.apache.ratis.proto.RaftProtos.FileChunkProto readFileChunk(int chunkMaxSize)
                                                               throws IOException

Read the next chunk.

Parameters:

chunkMaxSize - maximum chunk size

Returns:

the chunk read from the file.

Throws:

IOException - if it failed to read the file.

close

public void close()
           throws IOException

Specified by:

close in interface Closeable

Specified by:

close in interface AutoCloseable

Throws:

IOException

toString

public String toString()

Overrides:

toString in class Object