public class CountingListTokenizer extends CategoryListTokenizer
CategoryListTokenizer
for facet countingModifier and Type | Field and Description |
---|---|
protected java.util.Iterator<java.util.Map.Entry<java.lang.String,CategoryListPayloadStream>> |
payloadStreamIterator
An iterator over the payload streams
|
protected java.util.HashMap<java.lang.String,CategoryListPayloadStream> |
payloadStreamsByName
A table for retrieving payload streams by category-list name.
|
categoryAttribute, indexingParams, payload, payloadAttribute, termAttribute
Constructor and Description |
---|
CountingListTokenizer(org.apache.lucene.analysis.TokenStream input,
FacetIndexingParams indexingParams) |
Modifier and Type | Method and Description |
---|---|
protected CategoryListPayloadStream |
getPayloadStream(CategoryPath categoryPath,
int ordinal) |
protected void |
handleStartOfInput()
A method invoked once when the input stream begins, for subclass-specific
processing.
|
boolean |
incrementToken() |
protected boolean |
legalCategory()
A method which allows extending classes to filter the categories going
into the counting list.
|
handleEndOfInput, reset
addAttribute, addAttributeImpl, captureState, clearAttributes, cloneAttributes, copyTo, equals, getAttribute, getAttributeClassesIterator, getAttributeFactory, getAttributeImplsIterator, hasAttribute, hasAttributes, hashCode, reflectAsString, reflectWith, restoreState, toString
protected java.util.HashMap<java.lang.String,CategoryListPayloadStream> payloadStreamsByName
protected java.util.Iterator<java.util.Map.Entry<java.lang.String,CategoryListPayloadStream>> payloadStreamIterator
public CountingListTokenizer(org.apache.lucene.analysis.TokenStream input, FacetIndexingParams indexingParams)
protected void handleStartOfInput() throws java.io.IOException
CategoryListTokenizer
handleStartOfInput
in class CategoryListTokenizer
java.io.IOException
public final boolean incrementToken() throws java.io.IOException
incrementToken
in class CategoryListTokenizer
java.io.IOException
protected boolean legalCategory()
true
, meaning the current category is
to be part of the counting list. For categories that should be
filtered, return false
.protected CategoryListPayloadStream getPayloadStream(CategoryPath categoryPath, int ordinal) throws java.io.IOException
java.io.IOException
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