org.apache.lucene.util.automaton

Class ByteRunAutomaton

java.lang.Object

org.apache.lucene.util.automaton.RunAutomaton

org.apache.lucene.util.automaton.ByteRunAutomaton

All Implemented Interfaces:

Accountable

public class ByteRunAutomaton
extends RunAutomaton

Automaton representation for matching UTF-8 byte[].

Field Summary

Fields inherited from interface org.apache.lucene.util.Accountable

NULL_ACCOUNTABLE

Constructor Summary

Constructors

Constructor and Description
ByteRunAutomaton(Automaton a) Converts incoming automaton to byte-based (UTF32ToUTF8) first
ByteRunAutomaton(Automaton a, boolean isBinary, int maxDeterminizedStates) expert: if isBinary is true, the input is already byte-based

Method Summary

Modifier and Type	Method and Description
boolean	run(byte[] s, int offset, int length) Returns true if the given byte array is accepted by this automaton

Methods inherited from class org.apache.lucene.util.automaton.RunAutomaton

equals, getCharIntervals, getSize, hashCode, isAccept, ramBytesUsed, step, toString

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.lucene.util.Accountable

getChildResources

Constructor Detail

ByteRunAutomaton

public ByteRunAutomaton(Automaton a)

Converts incoming automaton to byte-based (UTF32ToUTF8) first

ByteRunAutomaton

public ByteRunAutomaton(Automaton a,
                        boolean isBinary,
                        int maxDeterminizedStates)

expert: if isBinary is true, the input is already byte-based

Method Detail

run

public boolean run(byte[] s,
                   int offset,
                   int length)

Returns true if the given byte array is accepted by this automaton