com.sun.labs.minion.retrieval.cache
Class DocCache

java.lang.Object
  java.util.AbstractMap<K,V>
      java.util.HashMap<K,V>
          java.util.LinkedHashMap<K,V>
              com.sun.labs.minion.util.LRACache<java.lang.String,DocCacheElement>
                  com.sun.labs.minion.retrieval.cache.DocCache

All Implemented Interfaces:

java.io.Serializable, java.lang.Cloneable, java.util.Map<java.lang.String,DocCacheElement>

public class DocCache
extends LRACache<java.lang.String,DocCacheElement>

An LRA cache of terms and their associated postings.

See Also:

Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class java.util.AbstractMap

java.util.AbstractMap.SimpleEntry<K,V>, java.util.AbstractMap.SimpleImmutableEntry<K,V>

Field Summary

protected SearchEngine	engine
protected java.util.Map<DiskPartition,DictionaryIterator>	m
protected WeightingComponents	wc
protected WeightingFunction	wf

Fields inherited from class com.sun.labs.minion.util.LRACache

DEFAULT_SIZE, lraSize

Constructor Summary

DocCache(int size, SearchEngine engine)

DocCache(int size, SearchEngine engine, WeightingFunction wf, WeightingComponents wc)

DocCache(SearchEngine engine)

Method Summary

DocCacheElement	get(DocKeyEntry dke, java.lang.String field, DiskPartition p)
DocCacheElement	get(java.lang.String key, java.lang.String field, DiskPartition p)
WeightingComponents	getWeightingComponents()
WeightingFunction	getWeightingFunction()

Methods inherited from class com.sun.labs.minion.util.LRACache

removeEldestEntry

Methods inherited from class java.util.LinkedHashMap

clear, containsValue, get

Methods inherited from class java.util.HashMap

clone, containsKey, entrySet, isEmpty, keySet, put, putAll, remove, size, values

Methods inherited from class java.util.AbstractMap

equals, hashCode, toString

Methods inherited from class java.lang.Object

finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface java.util.Map

containsKey, entrySet, equals, hashCode, isEmpty, keySet, put, putAll, remove, size, values

Field Detail

engine

protected SearchEngine engine

wf

protected WeightingFunction wf

wc

protected WeightingComponents wc

m

protected java.util.Map<DiskPartition,DictionaryIterator> m

Constructor Detail

DocCache

public DocCache(SearchEngine engine)

DocCache

public DocCache(int size,
                SearchEngine engine)

DocCache

public DocCache(int size,
                SearchEngine engine,
                WeightingFunction wf,
                WeightingComponents wc)

Method Detail

get

public DocCacheElement get(java.lang.String key,
                           java.lang.String field,
                           DiskPartition p)

get

public DocCacheElement get(DocKeyEntry dke,
                           java.lang.String field,
                           DiskPartition p)

getWeightingComponents

public WeightingComponents getWeightingComponents()

getWeightingFunction

public WeightingFunction getWeightingFunction()