Package edu.berkeley.nlp.lm.bits
Class BitStream
java.lang.Object
edu.berkeley.nlp.lm.bits.BitStream
Wraps a portion of a long[] array with iterator-like functionality over a
stream of bits.
- Author:
- adampauls
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Constructor Summary
Constructors -
Method Summary
Modifier and TypeMethodDescriptionvoidadvance(int n) Advances without returning any bits.booleanfinished()voidmark()Sets a mark at the current bit that can be returned to using rewindToMark.longnext(int n) Read and return next n bits.booleannextBit()intReads a string of zeros followed by a 1.intvoidrewind(int i) void
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Constructor Details
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BitStream
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Method Details
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nextBit
public boolean nextBit() -
nextConsecutiveZeros
public int nextConsecutiveZeros()Reads a string of zeros followed by a 1.- Returns:
- the number of consecutive zeros (plus 1)
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next
public long next(int n) Read and return next n bits.- Parameters:
n-- Returns:
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finished
public boolean finished() -
rewind
public void rewind(int i) -
numBitsLeft
public int numBitsLeft() -
advance
public void advance(int n) Advances without returning any bits.- Parameters:
n-
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mark
public void mark()Sets a mark at the current bit that can be returned to using rewindToMark. -
rewindToMark
public void rewindToMark()
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