Class BinSearchUtils

java.lang.Object

org.aksw.commons.io.hadoop.binseach.v2.BinSearchUtils

public class BinSearchUtils
extends Object

Constructor Summary

Constructors

Constructor	Description
BinSearchUtils()

Method Summary

Modifier and Type	Method	Description
static int	compareToPrefix(InputStream in, byte[] prefix)
static InputStream	configureStream(SeekableReadableChannel<byte[]> channel, long end, byte[] prefix, BinSearchLevelCache levelCache)
static long	readUntilDelimiter(InputStream in, byte delimiter, long allowedSearchBytes)	Find the delimiter byte within the next 'allowedSearchBytes' bytes.

Methods inherited from class Object

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

Constructor Details

BinSearchUtils

public BinSearchUtils()

Method Details

readUntilDelimiter

public static long readUntilDelimiter(InputStream in,
 byte delimiter,
 long allowedSearchBytes)
                               throws IOException

Find the delimiter byte within the next 'allowedSearchBytes' bytes. Returns -1 if none encountered. Returns number of bytes read.

Throws:

IOException

compareToPrefix

public static int compareToPrefix(InputStream in,
 byte[] prefix)
                           throws IOException

Throws:

IOException

configureStream

public static InputStream configureStream(SeekableReadableChannel<byte[]> channel,
 long end,
 byte[] prefix,
 BinSearchLevelCache levelCache)
                                   throws IOException

Throws:

IOException