org.apache.cassandra.io.util

Class ChecksummedRandomAccessReader

java.lang.Object

java.io.InputStream

org.apache.cassandra.io.util.AbstractDataInput

org.apache.cassandra.io.util.RandomAccessReader

org.apache.cassandra.io.util.ChecksummedRandomAccessReader

All Implemented Interfaces:

java.io.Closeable, java.io.DataInput, java.lang.AutoCloseable, FileDataInput

public class ChecksummedRandomAccessReader
extends RandomAccessReader

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	ChecksummedRandomAccessReader.CorruptFileException

Nested classes/interfaces inherited from class org.apache.cassandra.io.util.RandomAccessReader

RandomAccessReader.BufferedRandomAccessFileMark

Field Summary

Fields inherited from class org.apache.cassandra.io.util.RandomAccessReader

buffer, BUFFER_SIZE, bufferOffset, channel, DEFAULT_BUFFER_SIZE, markedPointer, owner

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	ChecksummedRandomAccessReader(java.io.File file, ChannelProxy channel, DataIntegrityMetadata.ChecksumValidator validator)

Method Summary

Modifier and Type	Method and Description
void	close()
static ChecksummedRandomAccessReader	open(java.io.File file, java.io.File crcFile)
protected void	reBuffer() Read data from file starting from current currentOffset to populate buffer.
void	seek(long newPosition)

Methods inherited from class org.apache.cassandra.io.util.RandomAccessReader

allocateBuffer, bytesPastMark, bytesPastMark, bytesRemaining, current, deallocate, getChannel, getFilePointer, getPath, getPosition, getPositionLimit, getTotalBufferSize, isEOF, length, mark, open, open, open, open, read, read, read, readBytes, reset, reset, toString

Methods inherited from class org.apache.cassandra.io.util.AbstractDataInput

readBoolean, readByte, readChar, readDouble, readFloat, readFully, readFully, readInt, readLine, readLong, readShort, readUnsignedByte, readUnsignedShort, readUTF, skipBytes

Methods inherited from class java.io.InputStream

available, mark, markSupported, skip

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.io.DataInput

readBoolean, readByte, readChar, readDouble, readFloat, readFully, readFully, readInt, readLine, readLong, readShort, readUnsignedByte, readUnsignedShort, readUTF, skipBytes

Constructor Detail

ChecksummedRandomAccessReader

protected ChecksummedRandomAccessReader(java.io.File file,
                                        ChannelProxy channel,
                                        DataIntegrityMetadata.ChecksumValidator validator)

Method Detail

open

public static ChecksummedRandomAccessReader open(java.io.File file,
                                                 java.io.File crcFile)
                                          throws java.io.IOException

Throws:

java.io.IOException

reBuffer

protected void reBuffer()

Description copied from class: RandomAccessReader

Read data from file starting from current currentOffset to populate buffer.

Overrides:

reBuffer in class RandomAccessReader

seek

public void seek(long newPosition)

Specified by:

seek in interface FileDataInput

Overrides:

seek in class RandomAccessReader

close

public void close()

Specified by:

close in interface java.io.Closeable

Specified by:

close in interface java.lang.AutoCloseable

Overrides:

close in class RandomAccessReader