org.apache.ratis.server.raftlog.segmented

Class SegmentedRaftLogOutputStream

java.lang.Object

org.apache.ratis.server.raftlog.segmented.SegmentedRaftLogOutputStream

All Implemented Interfaces:

Closeable, AutoCloseable

public class SegmentedRaftLogOutputStream
extends Object
implements Closeable

Constructor Summary

Constructors

Constructor and Description
SegmentedRaftLogOutputStream(File file, boolean append, long segmentMaxSize, long preallocatedSize, ByteBuffer byteBuffer)

Method Summary

Modifier and Type	Method and Description
void	close()
void	flush() Flush data to persistent store.
String	toString()
void	write(org.apache.ratis.proto.RaftProtos.LogEntryProto entry) Write the given entry to this output stream.

Methods inherited from class java.lang.Object

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

Constructor Detail

SegmentedRaftLogOutputStream

public SegmentedRaftLogOutputStream(File file,
                                    boolean append,
                                    long segmentMaxSize,
                                    long preallocatedSize,
                                    ByteBuffer byteBuffer)
                             throws IOException

Throws:

IOException

Method Detail

write

public void write(org.apache.ratis.proto.RaftProtos.LogEntryProto entry)
           throws IOException

Write the given entry to this output stream. Format: (1) The serialized size of the entry. (2) The entry. (3) 4-byte checksum of the entry. Size in bytes to be written: (size to encode n) + n + (checksum size), where n is the entry serialized size and the checksum size is 4.

Throws:

IOException

close

public void close()
           throws IOException

Specified by:

close in interface Closeable

Specified by:

close in interface AutoCloseable

Throws:

IOException

flush

public void flush()
           throws IOException

Flush data to persistent store. Collect sync metrics.

Throws:

IOException

toString

public String toString()

Overrides:

toString in class Object