Module org.apache.lucene.core

Package org.apache.lucene.util.fst

Class FST.Arc.BitTable

java.lang.Object

org.apache.lucene.util.fst.FST.Arc.BitTable

Enclosing class:

FST.Arc<T>

static class FST.Arc.BitTable
extends Object

Helper methods to read the bit-table of a direct addressing node. Only valid for FST.Arc with FST.Arc.nodeFlags() == ARCS_FOR_DIRECT_ADDRESSING.

Constructor Summary

Constructors

Constructor	Description
BitTable()

Method Summary

Modifier and Type	Method	Description
(package private) static boolean	assertIsValid(FST.Arc<?> arc, FST.BytesReader in)	Asserts the bit-table of the provided FST.Arc is valid.
(package private) static int	countBits(FST.Arc<?> arc, FST.BytesReader in)	See BitTableUtil.countBits(int, FST.BytesReader).
(package private) static int	countBitsUpTo(int bitIndex, FST.Arc<?> arc, FST.BytesReader in)	See BitTableUtil.countBitsUpTo(int, FST.BytesReader).
(package private) static boolean	isBitSet(int bitIndex, FST.Arc<?> arc, FST.BytesReader in)	See BitTableUtil.isBitSet(int, FST.BytesReader).
(package private) static int	nextBitSet(int bitIndex, FST.Arc<?> arc, FST.BytesReader in)	See BitTableUtil.nextBitSet(int, int, FST.BytesReader).
(package private) static int	previousBitSet(int bitIndex, FST.Arc<?> arc, FST.BytesReader in)	See BitTableUtil.previousBitSet(int, FST.BytesReader).

Methods inherited from class java.lang.Object

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

Constructor Details

BitTable

BitTable()

Method Details

isBitSet

static boolean isBitSet(int bitIndex,
 FST.Arc<?> arc,
 FST.BytesReader in)
                 throws IOException

See BitTableUtil.isBitSet(int, FST.BytesReader).

Throws:

IOException

countBits

static int countBits(FST.Arc<?> arc,
 FST.BytesReader in)
              throws IOException

See BitTableUtil.countBits(int, FST.BytesReader). The count of bit set is the number of arcs of a direct addressing node.

Throws:

IOException

countBitsUpTo

static int countBitsUpTo(int bitIndex,
 FST.Arc<?> arc,
 FST.BytesReader in)
                  throws IOException

See BitTableUtil.countBitsUpTo(int, FST.BytesReader).

Throws:

IOException

nextBitSet

static int nextBitSet(int bitIndex,
 FST.Arc<?> arc,
 FST.BytesReader in)
               throws IOException

See BitTableUtil.nextBitSet(int, int, FST.BytesReader).

Throws:

IOException

previousBitSet

static int previousBitSet(int bitIndex,
 FST.Arc<?> arc,
 FST.BytesReader in)
                   throws IOException

See BitTableUtil.previousBitSet(int, FST.BytesReader).

Throws:

IOException

assertIsValid

static boolean assertIsValid(FST.Arc<?> arc,
 FST.BytesReader in)
                      throws IOException

Asserts the bit-table of the provided FST.Arc is valid.

Throws:

IOException