Package edu.berkeley.nlp.lm.cache

Class ContextEncodedDirectMappedLmCache

java.lang.Object

edu.berkeley.nlp.lm.cache.ContextEncodedDirectMappedLmCache

All Implemented Interfaces:

ContextEncodedLmCache, java.io.Serializable

public final class ContextEncodedDirectMappedLmCache
extends java.lang.Object
implements ContextEncodedLmCache

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor	Description
ContextEncodedDirectMappedLmCache(int cacheBits, boolean threadSafe)

Method Summary

Modifier and Type	Method	Description
int	capacity()
float	getCached(long contextOffset, int contextOrder, int word, int hash, ContextEncodedNgramLanguageModel.LmContextInfo outputPrefix)	Should return Float.NaN if requested n-gram is not in the cache.
void	putCached(long contextOffset, int contextOrder, int word, float score, int hash, ContextEncodedNgramLanguageModel.LmContextInfo outputPrefix)

Methods inherited from class java.lang.Object

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

Constructor Detail

ContextEncodedDirectMappedLmCache

public ContextEncodedDirectMappedLmCache(int cacheBits,
                                         boolean threadSafe)

Method Detail

getCached

public float getCached(long contextOffset,
                       int contextOrder,
                       int word,
                       int hash,
                       ContextEncodedNgramLanguageModel.LmContextInfo outputPrefix)

Description copied from interface: ContextEncodedLmCache

Should return Float.NaN if requested n-gram is not in the cache.

Specified by:

getCached in interface ContextEncodedLmCache

Returns:

putCached

public void putCached(long contextOffset,
                      int contextOrder,
                      int word,
                      float score,
                      int hash,
                      ContextEncodedNgramLanguageModel.LmContextInfo outputPrefix)

Specified by:

putCached in interface ContextEncodedLmCache

capacity

public int capacity()

Specified by:

capacity in interface ContextEncodedLmCache