Uses of Class
org.apache.lucene.util.fst.FST
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Packages that use FST Package Description org.apache.lucene.util.fst Finite state transducers -
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Uses of FST in org.apache.lucene.util.fst
Fields in org.apache.lucene.util.fst declared as FST Modifier and Type Field Description protected FST<T>
FSTEnum. fst
protected FST<T>
FSTEnum. fst
Methods in org.apache.lucene.util.fst that return FST Modifier and Type Method Description FST<T>
Builder. finish()
Returns final FST.static <T> FST<T>
FST. read(File file, Outputs<T> outputs)
Reads an automaton from a file.Methods in org.apache.lucene.util.fst with parameters of type FST Modifier and Type Method Description static <T> T
Util. get(FST<T> fst, BytesRef input)
Looks up the output for this input, or null if the input is not acceptedstatic <T> T
Util. get(FST<T> fst, IntsRef input)
Looks up the output for this input, or null if the input is not accepted.static IntsRef
Util. getByOutput(FST<Long> fst, long targetOutput)
Reverse lookup (lookup by output instead of by input), in the special case when your FSTs outputs are strictly ascending.static IntsRef
Util. getByOutput(FST<Long> fst, long targetOutput, FST.BytesReader in, FST.Arc<Long> arc, FST.Arc<Long> scratchArc, IntsRef result)
Expert: likeUtil.getByOutput(FST, long)
except reusing BytesReader, initial and scratch Arc, and result.static <T> FST.Arc<T>
Util. readCeilArc(int label, FST<T> fst, FST.Arc<T> follow, FST.Arc<T> arc, FST.BytesReader in)
Reads the first arc greater or equal that the given label into the provided arc in place and returns it iff found, otherwise returnnull
.static <T> Util.MinResult<T>[]
Util. shortestPaths(FST<T> fst, FST.Arc<T> fromNode, T startOutput, Comparator<T> comparator, int topN, boolean allowEmptyString)
Starting from node, find the top N min cost completions to a final node.static <T> void
Util. toDot(FST<T> fst, Writer out, boolean sameRank, boolean labelStates)
Dumps anFST
to a GraphViz'sdot
language description for visualization.Constructors in org.apache.lucene.util.fst with parameters of type FST Constructor Description BytesRefFSTEnum(FST<T> fst)
doFloor controls the behavior of advance: if it's true doFloor is true, advance positions to the biggest term before target.IntsRefFSTEnum(FST<T> fst)
doFloor controls the behavior of advance: if it's true doFloor is true, advance positions to the biggest term before target.TopNSearcher(FST<T> fst, int topN, int maxQueueDepth, Comparator<T> comparator)
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