org.apache.ignite.internal.processors.cache.persistence.wal.scanner

Interface ScannerHandler

All Known Implementing Classes:

PrintRawToFileHandler

public interface ScannerHandler

Scanner handler which provide ability to do some handling on each record during iteration.

Method Summary

Modifier and Type	Method and Description
default ScannerHandler	andThen(ScannerHandler then) Execute 'then' handler after 'this'.
default void	finish() Method which called after all iteration would be finished.
void	handle(IgniteBiTuple<WALPointer,WALRecord> record) Handling one more record during iteration over WAL.
static String	toStringRecord(WALRecord walRecord) Make string from given wal record.

Method Detail

handle

void handle(IgniteBiTuple<WALPointer,WALRecord> record)

Handling one more record during iteration over WAL.

Parameters:

record - One more record from WAL.

finish

default void finish()

Method which called after all iteration would be finished.

andThen

default ScannerHandler andThen(ScannerHandler then)

Execute 'then' handler after 'this'.

Parameters:

then - Next handler for execution.

Returns:

Composite handler.

toStringRecord

static String toStringRecord(WALRecord walRecord)

Make string from given wal record.

Parameters:

walRecord - Source WAL record.

Returns:

Representation of WAL record.