mirror of https://github.com/apache/lucene.git
LUCENE-5507: fix hunspell affix loading for certain dictionaries
git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1575729 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Robert Muir
parent
8c4068413f
commit
d179a26647
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@ -153,6 +153,9 @@ Bug fixes
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* LUCENE-5505: HunspellStemFilter ignores BOM markers in dictionaries and handles varying
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types of whitespace in SET/FLAG commands. (Robert Muir)
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* LUCENE-5507: Fix HunspellStemFilter loading of dictionaries with large amounts of aliases
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etc before the encoding declaration. (Robert Muir)
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Test Framework
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* LUCENE-5449: Rename _TestUtil and _TestHelper to remove the leading _.
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@ -35,12 +35,16 @@ import org.apache.lucene.util.fst.Outputs;
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import org.apache.lucene.util.fst.Util;
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import java.io.BufferedInputStream;
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import java.io.BufferedOutputStream;
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import java.io.BufferedReader;
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import java.io.File;
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import java.io.FileInputStream;
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import java.io.FileOutputStream;
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import java.io.IOException;
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import java.io.InputStream;
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import java.io.InputStreamReader;
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import java.io.LineNumberReader;
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import java.io.OutputStream;
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import java.nio.charset.Charset;
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import java.nio.charset.CharsetDecoder;
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import java.nio.charset.CodingErrorAction;
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@ -155,21 +159,41 @@ public class Dictionary {
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this.ignoreCase = ignoreCase;
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this.needsInputCleaning = ignoreCase;
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this.needsOutputCleaning = false; // set if we have an OCONV
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// TODO: we really need to probably buffer this on disk since so many newer dictionaries
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// (en_GB, hu_HU, etc) now have tons of AM lines (morph metadata) etc before they finally declare
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// their encoding... but for now this large buffer is a workaround
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BufferedInputStream buffered = new BufferedInputStream(affix, 65536);
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buffered.mark(65536);
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String encoding = getDictionaryEncoding(buffered);
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buffered.reset();
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CharsetDecoder decoder = getJavaEncoding(encoding);
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readAffixFile(buffered, decoder);
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flagLookup.add(new BytesRef()); // no flags -> ord 0
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stripLookup.add(new BytesRef()); // no strip -> ord 0
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File aff = File.createTempFile("affix", "aff", tempDir);
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OutputStream out = new BufferedOutputStream(new FileOutputStream(aff));
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InputStream aff1 = null;
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InputStream aff2 = null;
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try {
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// copy contents of affix stream to temp file
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final byte [] buffer = new byte [1024 * 8];
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int len;
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while ((len = affix.read(buffer)) > 0) {
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out.write(buffer, 0, len);
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}
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out.close();
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// pass 1: get encoding
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aff1 = new BufferedInputStream(new FileInputStream(aff));
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String encoding = getDictionaryEncoding(aff1);
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// pass 2: parse affixes
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CharsetDecoder decoder = getJavaEncoding(encoding);
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aff2 = new BufferedInputStream(new FileInputStream(aff));
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readAffixFile(aff2, decoder);
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// read dictionary entries
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IntSequenceOutputs o = IntSequenceOutputs.getSingleton();
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Builder<IntsRef> b = new Builder<IntsRef>(FST.INPUT_TYPE.BYTE4, o);
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readDictionaryFiles(dictionaries, decoder, b);
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words = b.finish();
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aliases = null; // no longer needed
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} finally {
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IOUtils.closeWhileHandlingException(out, aff1, aff2);
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aff.delete();
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}
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}
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/**
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@ -772,7 +796,9 @@ public class Dictionary {
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final int count = Integer.parseInt(ruleArgs[1]);
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aliases = new String[count];
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} else {
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aliases[aliasCount++] = ruleArgs[1];
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// an alias can map to no flags
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String aliasValue = ruleArgs.length == 1 ? "" : ruleArgs[1];
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aliases[aliasCount++] = aliasValue;
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}
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}
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@ -47,7 +47,7 @@ public class TestAllDictionaries2 extends LuceneTestCase {
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"afrikaans_spell_checker-20110323-fx+tb+fn+sm.xpi", "dictionaries/af-ZA.dic", "dictionaries/af-ZA.aff",
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"albanisches_worterbuch-1.6.9-fx+tb+sm+fn.xpi", "dictionaries/sq.dic", "dictionaries/sq.aff",
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"amharic_spell_checker-0.4-fx+fn+tb+sm.xpi", "dictionaries/am_ET.dic", "dictionaries/am_ET.aff",
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//BUG! "arabic_spell_checking_dictionary-3.2.20120321-fx+tb.xpi", "dictionaries/ar.dic", "dictionaries/ar.aff",
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"arabic_spell_checking_dictionary-3.2.20120321-fx+tb.xpi", "dictionaries/ar.dic", "dictionaries/ar.aff",
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"armenian_spell_checker_dictionary-0.32-fx+tb+sm.xpi", "dictionaries/hy_AM.dic", "dictionaries/hy_AM.aff",
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"azerbaijani_spell_checker-0.3-fx+tb+fn+sm+sb.xpi", "dictionaries/az-Latn-AZ.dic", "dictionaries/az-Latn-AZ.aff",
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"belarusian_classic_dictionary-0.1.2-tb+fx+sm.xpi", "dictionaries/be-classic.dic", "dictionaries/be-classic.aff",
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@ -101,8 +101,8 @@ public class TestAllDictionaries2 extends LuceneTestCase {
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"hausa_spelling_dictionary-0.2-tb+fx.xpi", "dictionaries/ha-GH.dic", "dictionaries/ha-GH.aff",
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"hebrew_spell_checking_dictionary_from_hspell-1.2.0.1-fx+sm+tb.xpi", "dictionaries/he.dic", "dictionaries/he.aff",
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"hindi_spell_checker-0.4-fx+tb+sm+sb+fn.xpi", "dictionaries/hi_IN.dic", "dictionaries/hi_IN.aff",
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//BUG! "hungarian_dictionary-1.6.1.1-fx+tb+sm+fn.xpi", "dictionaries/hu.dic", "dictionaries/hu.aff",
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//BUG! "icelandic_dictionary-1.3-fx+tb+sm.xpi", "dictionaries/is.dic", "dictionaries/is.aff",
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"hungarian_dictionary-1.6.1.1-fx+tb+sm+fn.xpi", "dictionaries/hu.dic", "dictionaries/hu.aff",
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//BUG: has no encoding declaration "icelandic_dictionary-1.3-fx+tb+sm.xpi", "dictionaries/is.dic", "dictionaries/is.aff",
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"kamus_pengecek_ejaan_bahasa_indonesia-1.1-fx+tb.xpi", "dictionaries/id.dic", "dictionaries/id.aff",
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"kannada_spell_checker-2.0.1-tb+sm+fn+an+fx.xpi", "dictionaries/kn.dic", "dictionaries/kn.aff",
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"kashubian_spell_checker_poland-0.9-sm+tb+fx.xpi", "dictionaries/Kaszebsczi.dic", "dictionaries/Kaszebsczi.aff",
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@ -146,11 +146,11 @@ public class TestAllDictionaries2 extends LuceneTestCase {
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"telugu_spell_checker-0.3-tb+fx+sm.xpi", "dictionaries/te_IN.dic", "dictionaries/te_IN.aff",
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"te_papakupu_m__ori-0.9.9.20080630-fx+tb.xpi", "dictionaries/mi-x-Tai Tokerau.dic", "dictionaries/mi-x-Tai Tokerau.aff",
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"te_papakupu_m__ori-0.9.9.20080630-fx+tb.xpi", "dictionaries/mi.dic", "dictionaries/mi.aff",
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//BUG! "thamizha_solthiruthitamil_spellchecker-0.8-fx+tb.xpi", "dictionaries/ta_IN.dic", "dictionaries/ta_IN.aff",
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//BUG: broken file (hunspell refuses to load, too) "thamizha_solthiruthitamil_spellchecker-0.8-fx+tb.xpi", "dictionaries/ta_IN.dic", "dictionaries/ta_IN.aff",
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"tsonga_spell_checker-20110323-tb+sm+fx+fn.xpi", "dictionaries/ts-ZA.dic", "dictionaries/ts-ZA.aff",
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"tswana_spell_checker-20110323-tb+sm+fx+fn.xpi", "dictionaries/tn-ZA.dic", "dictionaries/tn-ZA.aff",
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"turkce_yazm_denetimi-3.5-sm+tb+fx.xpi", "dictionaries/tr.dic", "dictionaries/tr.aff",
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//BUG! "turkmen_spell_checker_dictionary-0.1.6-tb+fx+sm.xpi", "dictionaries/tk_TM.dic", "dictionaries/tk_TM.aff",
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"turkmen_spell_checker_dictionary-0.1.6-tb+fx+sm.xpi", "dictionaries/tk_TM.dic", "dictionaries/tk_TM.aff",
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"ukrainian_dictionary-1.7.0-sm+an+fx+fn+tb.xpi", "dictionaries/uk-UA.dic", "dictionaries/uk-UA.aff",
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"united_states_english_spellchecker-7.0.1-sm+tb+fx+an.xpi", "dictionaries/en-US.dic", "dictionaries/en-US.aff",
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"upper_sorbian_spelling_dictionary-0.0.20060327.3-tb+fx+sm.xpi", "dictionaries/hsb.dic", "dictionaries/hsb.aff",
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@ -196,7 +196,7 @@ public class TestAllDictionaries2 extends LuceneTestCase {
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}
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public void testOneDictionary() throws Exception {
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String toTest = "turkmen_spell_checker_dictionary-0.1.6-tb+fx+sm.xpi";
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String toTest = "hungarian_dictionary-1.6.1.1-fx+tb+sm+fn.xpi";
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for (int i = 0; i < tests.length; i++) {
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if (tests[i].equals(toTest)) {
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File f = new File(DICTIONARY_HOME, tests[i]);
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@ -80,6 +80,40 @@ public class TestDictionary extends LuceneTestCase {
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dictStream.close();
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}
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public void testCompressedBeforeSetDictionary() throws Exception {
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InputStream affixStream = getClass().getResourceAsStream("compressed-before-set.aff");
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InputStream dictStream = getClass().getResourceAsStream("compressed.dic");
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Dictionary dictionary = new Dictionary(affixStream, dictStream);
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assertEquals(3, dictionary.lookupSuffix(new char[]{'e'}, 0, 1).length);
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assertEquals(1, dictionary.lookupPrefix(new char[]{'s'}, 0, 1).length);
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IntsRef ordList = dictionary.lookupWord(new char[]{'o', 'l', 'r'}, 0, 3);
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BytesRef ref = new BytesRef();
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dictionary.flagLookup.get(ordList.ints[0], ref);
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char flags[] = Dictionary.decodeFlags(ref);
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assertEquals(1, flags.length);
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affixStream.close();
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dictStream.close();
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}
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public void testCompressedEmptyAliasDictionary() throws Exception {
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InputStream affixStream = getClass().getResourceAsStream("compressed-empty-alias.aff");
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InputStream dictStream = getClass().getResourceAsStream("compressed.dic");
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Dictionary dictionary = new Dictionary(affixStream, dictStream);
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assertEquals(3, dictionary.lookupSuffix(new char[]{'e'}, 0, 1).length);
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assertEquals(1, dictionary.lookupPrefix(new char[]{'s'}, 0, 1).length);
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IntsRef ordList = dictionary.lookupWord(new char[]{'o', 'l', 'r'}, 0, 3);
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BytesRef ref = new BytesRef();
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dictionary.flagLookup.get(ordList.ints[0], ref);
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char flags[] = Dictionary.decodeFlags(ref);
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assertEquals(1, flags.length);
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affixStream.close();
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dictStream.close();
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}
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// malformed rule causes ParseException
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public void testInvalidData() throws Exception {
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InputStream affixStream = getClass().getResourceAsStream("broken.aff");
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@ -0,0 +1,29 @@
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SET UTF-8
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TRY abcdefghijklmopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ
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FLAG long
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AF 5
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AF AA
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AF BB
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AF CC
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AF DD
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AF EE
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SFX AA Y 3
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SFX AA 0 e n
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SFX AA 0 e t
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SFX AA 0 e h
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SFX CC Y 2
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SFX CC 0 d/3 c
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SFX CC 0 c b
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SFX DD Y 1
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SFX DD 0 s o
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SFX EE Y 1
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SFX EE 0 d o
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PFX BB Y 1
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PFX BB 0 s o
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@ -0,0 +1,30 @@
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SET UTF-8
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TRY abcdefghijklmopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ
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FLAG long
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AF 6
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AF AA
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AF BB
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AF CC
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AF DD
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AF EE
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AF
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SFX AA Y 3
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SFX AA 0 e n
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SFX AA 0 e t
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SFX AA 0 e h
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SFX CC Y 2
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SFX CC 0 d/3 c
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SFX CC 0 c b
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SFX DD Y 1
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SFX DD 0 s o
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SFX EE Y 1
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SFX EE 0 d o
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PFX BB Y 1
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PFX BB 0 s o
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@ -1,8 +1,3 @@
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SET UTF-8
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TRY abcdefghijklmopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ
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FLAG long
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AF 5
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AF AA
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AF BB
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@ -10,6 +5,11 @@ AF CC
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AF DD
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AF EE
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SET UTF-8
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TRY abcdefghijklmopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ
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FLAG long
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SFX AA Y 3
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SFX AA 0 e n
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SFX AA 0 e t
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