org.apache.cassandra.io.compress
Class CompressedRandomAccessReader

java.lang.Object
  java.io.RandomAccessFile
      org.apache.cassandra.io.util.RandomAccessReader
          org.apache.cassandra.io.compress.CompressedRandomAccessReader

All Implemented Interfaces:

java.io.Closeable, java.io.DataInput, java.io.DataOutput, FileDataInput

public class CompressedRandomAccessReader
extends RandomAccessReader

Nested Class Summary

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, bufferOffset, CACHE_FLUSH_INTERVAL_IN_BYTES, current, DEFAULT_BUFFER_SIZE, markedPointer, validBufferBytes

Constructor Summary

CompressedRandomAccessReader(java.lang.String dataFilePath, CompressionMetadata metadata, boolean skipIOCache)

Method Summary

void	close()
long	length()
static RandomAccessReader	open(java.lang.String dataFilePath, CompressionMetadata metadata)
static RandomAccessReader	open(java.lang.String dataFilePath, CompressionMetadata metadata, boolean skipIOCache)
protected void	reBuffer() Read data from file starting from current currentOffset to populate buffer.
java.lang.String	toString()

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

bufferCursor, bytesPastMark, bytesPastMark, bytesRemaining, getFilePointer, getPath, isEOF, mark, open, open, open, open, open, read, read, read, readBytes, reset, reset, resetBuffer, seek, write, write, write

Methods inherited from class java.io.RandomAccessFile

getChannel, getFD, readBoolean, readByte, readChar, readDouble, readFloat, readFully, readFully, readInt, readLine, readLong, readShort, readUnsignedByte, readUnsignedShort, readUTF, setLength, skipBytes, writeBoolean, writeByte, writeBytes, writeChar, writeChars, writeDouble, writeFloat, writeInt, writeLong, writeShort, writeUTF

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

CompressedRandomAccessReader

public CompressedRandomAccessReader(java.lang.String dataFilePath,
                                    CompressionMetadata metadata,
                                    boolean skipIOCache)
                             throws java.io.FileNotFoundException

Throws:

java.io.FileNotFoundException

Method Detail

open

public static RandomAccessReader open(java.lang.String dataFilePath,
                                      CompressionMetadata metadata)

open

public static RandomAccessReader open(java.lang.String dataFilePath,
                                      CompressionMetadata metadata,
                                      boolean skipIOCache)

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

length

public long length()

Overrides:

length in class RandomAccessReader

close

public void close()

Specified by:

close in interface java.io.Closeable

Overrides:

close in class RandomAccessReader

toString

public java.lang.String toString()

Overrides:

toString in class RandomAccessReader