Java AnalyzeResponse類代碼示例

import org.elasticsearch.action.admin.indices.analyze.AnalyzeResponse; //導入依賴的package包/類
public void testAnalyzerWithFieldOrTypeTests() throws Exception {
    assertAcked(prepareCreate("test").addAlias(new Alias("alias")));
    ensureGreen();

    client().admin().indices().preparePutMapping("test")
            .setType("document").setSource("simple", "type=text,analyzer=simple").get();

    for (int i = 0; i < 10; i++) {
        final AnalyzeRequestBuilder requestBuilder = client().admin().indices().prepareAnalyze("THIS IS A TEST");
        requestBuilder.setIndex(indexOrAlias());
        requestBuilder.setField("document.simple");
        AnalyzeResponse analyzeResponse = requestBuilder.get();
        assertThat(analyzeResponse.getTokens().size(), equalTo(4));
        AnalyzeResponse.AnalyzeToken token = analyzeResponse.getTokens().get(3);
        assertThat(token.getTerm(), equalTo("test"));
        assertThat(token.getStartOffset(), equalTo(10));
        assertThat(token.getEndOffset(), equalTo(14));
        assertThat(token.getPositionLength(), equalTo(1));
    }
}
 

import org.elasticsearch.action.admin.indices.analyze.AnalyzeResponse; //導入依賴的package包/類
public void testDetailAnalyzeSpecifyAttributes() throws Exception {
    AnalyzeResponse analyzeResponse = client().admin().indices().prepareAnalyze("This is troubled")
        .setExplain(true).setTokenizer("standard").addTokenFilter("snowball").setAttributes("keyword").get();

    assertThat(analyzeResponse.detail().tokenfilters().length, equalTo(1));
    assertThat(analyzeResponse.detail().tokenfilters()[0].getName(), equalTo("snowball"));
    assertThat(analyzeResponse.detail().tokenfilters()[0].getTokens().length, equalTo(3));
    assertThat(analyzeResponse.detail().tokenfilters()[0].getTokens()[2].getTerm(), equalTo("troubl"));
    String[] expectedAttributesKey = {
        "keyword"};
    assertThat(analyzeResponse.detail().tokenfilters()[0].getTokens()[2].getAttributes().size(), equalTo(expectedAttributesKey.length));
    Object extendedAttribute;

    for (String key : expectedAttributesKey) {
        extendedAttribute = analyzeResponse.detail().tokenfilters()[0].getTokens()[2].getAttributes().get(key);
        assertThat(extendedAttribute, notNullValue());
    }
}
 

import org.elasticsearch.action.admin.indices.analyze.AnalyzeResponse; //導入依賴的package包/類
public void testCustomCharFilterInRequest() throws Exception {
    Map<String, Object> charFilterSettings = new HashMap<>();
    charFilterSettings.put("type", "mapping");
    charFilterSettings.put("mappings", new String[]{"ph => f", "qu => q"});
    AnalyzeResponse analyzeResponse = client().admin().indices()
        .prepareAnalyze()
        .setText("jeff quit phish")
        .setTokenizer("keyword")
        .addCharFilter(charFilterSettings)
        .setExplain(true)
        .get();

    assertThat(analyzeResponse.detail().analyzer(), IsNull.nullValue());
    //charfilters
    assertThat(analyzeResponse.detail().charfilters().length, equalTo(1));
    assertThat(analyzeResponse.detail().charfilters()[0].getName(), equalTo("_anonymous_charfilter_[0]"));
    assertThat(analyzeResponse.detail().charfilters()[0].getTexts().length, equalTo(1));
    assertThat(analyzeResponse.detail().charfilters()[0].getTexts()[0], equalTo("jeff qit fish"));
    //tokenizer
    assertThat(analyzeResponse.detail().tokenizer().getName(), equalTo("keyword"));
    assertThat(analyzeResponse.detail().tokenizer().getTokens().length, equalTo(1));
    assertThat(analyzeResponse.detail().tokenizer().getTokens()[0].getTerm(), equalTo("jeff qit fish"));
    assertThat(analyzeResponse.detail().tokenizer().getTokens()[0].getStartOffset(), equalTo(0));
    assertThat(analyzeResponse.detail().tokenizer().getTokens()[0].getEndOffset(), equalTo(15));
    assertThat(analyzeResponse.detail().tokenizer().getTokens()[0].getPositionLength(), equalTo(1));
}
 

import org.elasticsearch.action.admin.indices.analyze.AnalyzeResponse; //導入依賴的package包/類
public void testAnalyzeNormalizedKeywordField() throws IOException {
    assertAcked(prepareCreate("test").addAlias(new Alias("alias"))
        .setSettings(Settings.builder().put(indexSettings())
            .put("index.analysis.normalizer.my_normalizer.type", "custom")
            .putArray("index.analysis.normalizer.my_normalizer.filter", "lowercase"))
        .addMapping("test", "keyword", "type=keyword,normalizer=my_normalizer"));
    ensureGreen("test");

    AnalyzeResponse analyzeResponse = client().admin().indices().prepareAnalyze(indexOrAlias(), "ABC").setField("keyword").get();
    assertThat(analyzeResponse.getTokens().size(), equalTo(1));
    AnalyzeResponse.AnalyzeToken token = analyzeResponse.getTokens().get(0);
    assertThat(token.getTerm(), equalTo("abc"));
    assertThat(token.getStartOffset(), equalTo(0));
    assertThat(token.getEndOffset(), equalTo(3));
    assertThat(token.getPosition(), equalTo(0));
    assertThat(token.getPositionLength(), equalTo(1));

}
 

import org.elasticsearch.action.admin.indices.analyze.AnalyzeResponse; //導入依賴的package包/類
@Test
public void testTokenizer() throws Exception {
    AnalyzeRequest analyzeRequest = new AnalyzeRequest();
    analyzeRequest.text("My œsophagus caused a débâcle");
    /**
     * whitespace （空白字符）分詞器按空白字符 —— 空格、tabs、換行符等等進行簡單拆分
     * letter 分詞器 ，采用另外一種策略，按照任何非字符進行拆分
     * standard 分詞器使用 Unicode 文本分割算法
     */
    analyzeRequest.addTokenFilter("standard");
    analyzeRequest.addCharFilter("asciifolding");
    ActionFuture<AnalyzeResponse> analyzeResponseActionFuture =  client.admin().indices().analyze(analyzeRequest);
    List<AnalyzeResponse.AnalyzeToken> analyzeTokens =  analyzeResponseActionFuture.actionGet().getTokens();
    for (AnalyzeResponse.AnalyzeToken analyzeToken : analyzeTokens){
        System.out.println(analyzeToken.getTerm());
    }
}
 

import org.elasticsearch.action.admin.indices.analyze.AnalyzeResponse; //導入依賴的package包/類
@Ignore
public void lexicalizeTest() {
    String text = "淘汽雲修";
    AnalyzeResponse response = esClient.admin().indices().prepareAnalyze(text).setAnalyzer("benz_index").get();
    List<AnalyzeToken> exceptedTokens = new ArrayList<>();
    exceptedTokens.add(new AnalyzeToken("淘", 0, 1, 0));
    exceptedTokens.add(new AnalyzeToken("汽", 1, 2, 1));
    exceptedTokens.add(new AnalyzeToken("雲", 2, 3, 2));
    exceptedTokens.add(new AnalyzeToken("修", 3, 4, 3));
    Assert.assertEquals(exceptedTokens, AnalyzeToken.valueOf(response));

    Map<String, String> addWords = new HashMap<>();
    addWords.put("淘汽", "c");
    addWords.put("雲修", "c");
    addWords.put("淘汽雲修", "c");
    esClient.lexicalize().addWords(addWords).buildAcFailed().get();

    response = esClient.admin().indices().prepareAnalyze(text).setAnalyzer("benz_index").get();
    exceptedTokens.clear();
    exceptedTokens.add(new AnalyzeToken("淘汽", 0, 2, 0));
    exceptedTokens.add(new AnalyzeToken("淘汽雲修", 0, 4, 1));
    exceptedTokens.add(new AnalyzeToken("雲修", 2, 4, 2));
    Assert.assertEquals(exceptedTokens, AnalyzeToken.valueOf(response));
}
 

import org.elasticsearch.action.admin.indices.analyze.AnalyzeResponse; //導入依賴的package包/類
@Override
public List<String> analyze(AnalyzeRequest request) {
    StopWatch watch = new StopWatch();
    String index = request.index == null ? this.index : request.index;
    try {
        AnalyzeResponse response = client().admin().indices().prepareAnalyze(index, request.text).setAnalyzer(request.analyzer).get();
        return response.getTokens().stream().map(AnalyzeResponse.AnalyzeToken::getTerm).collect(Collectors.toList());
    } catch (ElasticsearchException e) {
        throw new SearchException(e);   // due to elastic search uses async executor to run, we have to wrap the exception to retain the original place caused the exception
    } finally {
        long elapsedTime = watch.elapsedTime();
        ActionLogContext.track("elasticsearch", elapsedTime);
        logger.debug("analyze, index={}, analyzer={}, elapsedTime={}", index, request.analyzer, elapsedTime);
        checkSlowOperation(elapsedTime);
    }
}
 

import org.elasticsearch.action.admin.indices.analyze.AnalyzeResponse; //導入依賴的package包/類
private void assertIncludes(String input, List<String> expectedTokens, List<String> fields) throws ExecutionException, InterruptedException, IOException {
    for (String field : fields) {
        AnalyzeResponse response = client().admin().indices().prepareAnalyze(input).setField(field).setIndex("test").execute().get();
        index("test", "type", "1", field, input);
        
        // Verify all the expected tokens are in there
        List<String> tokens = new ArrayList<String>();
        for (AnalyzeToken token : response.getTokens()) {
            assertFalse(StringUtils.isEmpty(token.getTerm()));
            tokens.add(token.getTerm());
        }
        
        flush();
        refresh();
        
        for (String expectedToken : expectedTokens) {
            assertTrue(tokens.contains(expectedToken));
            SearchResponse sr = client().prepareSearch("test").setQuery(QueryBuilders.termQuery(field, expectedToken)).execute().actionGet();
            assertThat(sr.getHits().getTotalHits(), is(1L));
            sr = client().prepareSearch("test").setQuery(QueryBuilders.termQuery(field, "bogussearchterm")).execute().actionGet();
            assertThat(sr.getHits().getTotalHits(), is(0l));
        }
    }
}
 

import org.elasticsearch.action.admin.indices.analyze.AnalyzeResponse; //導入依賴的package包/類
/**
 * analyze the given text using the provided analyzer, return an ngram
 * @param text
 * @param analyzer
 * @return
 */
public Ngram analyze(String text, String analyzer){
    List<AnalyzeResponse.AnalyzeToken> tokens = client.admin().indices().prepareAnalyze(indexName,text).setAnalyzer(analyzer).get().getTokens();

    Ngram ngram = new Ngram();
    StringBuilder sb = new StringBuilder();
    for (int i=0;i<tokens.size();i++)
    {
        AnalyzeResponse.AnalyzeToken token = tokens.get(i);
        sb.append(token.getTerm());
        if (i!=tokens.size()-1){
            sb.append(" ");
        }
    }
    ngram.setNgram(sb.toString());
    return ngram;

}
 

import org.elasticsearch.action.admin.indices.analyze.AnalyzeResponse; //導入依賴的package包/類
@Test
public void test_defaultAnalyzer() {
    String text = "Fess (フェス) は「5 分で簡単に構築可能な全文検索サーバー」です。 Java 実行環境があればどの OS でも実行可能です。 Fess は Apache ライセンスで提供され、無料 (フリーソフト) でご利用いただけます。";
    SuggestAnalyzer analyzer = SuggestUtil.createDefaultAnalyzer(runner.client(), settings);
    final List<AnalyzeResponse.AnalyzeToken> tokens = analyzer.analyze(text, null);
    final List<AnalyzeResponse.AnalyzeToken> readingTokens = analyzer.analyzeAndReading(text, null);

    assertEquals(tokens.size(), readingTokens.size());
    for (int i = 0; i < tokens.size(); i++) {
        final String term = tokens.get(i).getTerm();
        final String reading = readingTokens.get(i).getTerm();
        switch (term) {
        case "fess":
            assertEquals("フェス", reading);
            break;
        case "全文検索":
            assertEquals("ゼンブンケンサク", reading);
            break;
        case "無料":
            assertEquals("ムリョウ", reading);
            break;
        default:
            break;
        }
    }
}
 

import org.elasticsearch.action.admin.indices.analyze.AnalyzeResponse; //導入依賴的package包/類
public void testSimpleAnalyzerTests() throws Exception {
    assertAcked(prepareCreate("test").addAlias(new Alias("alias")));
    ensureGreen();

    for (int i = 0; i < 10; i++) {
        AnalyzeResponse analyzeResponse = client().admin().indices().prepareAnalyze(indexOrAlias(), "this is a test").get();
        assertThat(analyzeResponse.getTokens().size(), equalTo(4));
        AnalyzeResponse.AnalyzeToken token = analyzeResponse.getTokens().get(0);
        assertThat(token.getTerm(), equalTo("this"));
        assertThat(token.getStartOffset(), equalTo(0));
        assertThat(token.getEndOffset(), equalTo(4));
        assertThat(token.getPosition(), equalTo(0));
        assertThat(token.getPositionLength(), equalTo(1));
        token = analyzeResponse.getTokens().get(1);
        assertThat(token.getTerm(), equalTo("is"));
        assertThat(token.getStartOffset(), equalTo(5));
        assertThat(token.getEndOffset(), equalTo(7));
        assertThat(token.getPosition(), equalTo(1));
        assertThat(token.getPositionLength(), equalTo(1));
        token = analyzeResponse.getTokens().get(2);
        assertThat(token.getTerm(), equalTo("a"));
        assertThat(token.getStartOffset(), equalTo(8));
        assertThat(token.getEndOffset(), equalTo(9));
        assertThat(token.getPosition(), equalTo(2));
        assertThat(token.getPositionLength(), equalTo(1));
        token = analyzeResponse.getTokens().get(3);
        assertThat(token.getTerm(), equalTo("test"));
        assertThat(token.getStartOffset(), equalTo(10));
        assertThat(token.getEndOffset(), equalTo(14));
        assertThat(token.getPosition(), equalTo(3));
        assertThat(token.getPositionLength(), equalTo(1));
    }
}
 

import org.elasticsearch.action.admin.indices.analyze.AnalyzeResponse; //導入依賴的package包/類
public void testAnalyzeWithNoIndex() throws Exception {
    AnalyzeResponse analyzeResponse = client().admin().indices().prepareAnalyze("THIS IS A TEST").setAnalyzer("simple").get();
    assertThat(analyzeResponse.getTokens().size(), equalTo(4));

    analyzeResponse = client().admin().indices().prepareAnalyze("THIS IS A TEST").setTokenizer("keyword").addTokenFilter("lowercase").get();
    assertThat(analyzeResponse.getTokens().size(), equalTo(1));
    assertThat(analyzeResponse.getTokens().get(0).getTerm(), equalTo("this is a test"));

    analyzeResponse = client().admin().indices().prepareAnalyze("THIS IS A TEST").setTokenizer("standard").addTokenFilter("lowercase").addTokenFilter("reverse").get();
    assertThat(analyzeResponse.getTokens().size(), equalTo(4));
    AnalyzeResponse.AnalyzeToken token = analyzeResponse.getTokens().get(0);
    assertThat(token.getTerm(), equalTo("siht"));
    token = analyzeResponse.getTokens().get(1);
    assertThat(token.getTerm(), equalTo("si"));
    token = analyzeResponse.getTokens().get(2);
    assertThat(token.getTerm(), equalTo("a"));
    token = analyzeResponse.getTokens().get(3);
    assertThat(token.getTerm(), equalTo("tset"));

    analyzeResponse = client().admin().indices().prepareAnalyze("of course").setTokenizer("standard").addTokenFilter("stop").get();
    assertThat(analyzeResponse.getTokens().size(), equalTo(1));
    assertThat(analyzeResponse.getTokens().get(0).getTerm(), equalTo("course"));
    assertThat(analyzeResponse.getTokens().get(0).getPosition(), equalTo(1));
    assertThat(analyzeResponse.getTokens().get(0).getStartOffset(), equalTo(3));
    assertThat(analyzeResponse.getTokens().get(0).getEndOffset(), equalTo(9));
    assertThat(analyzeResponse.getTokens().get(0).getPositionLength(), equalTo(1));
}
 

import org.elasticsearch.action.admin.indices.analyze.AnalyzeResponse; //導入依賴的package包/類
public void testAnalyzeWithCharFilters() throws Exception {
    assertAcked(prepareCreate("test").addAlias(new Alias("alias"))
            .setSettings(Settings.builder().put(indexSettings())
                    .put("index.analysis.char_filter.custom_mapping.type", "mapping")
                    .putArray("index.analysis.char_filter.custom_mapping.mappings", "ph=>f", "qu=>q")
                    .put("index.analysis.analyzer.custom_with_char_filter.tokenizer", "standard")
                    .putArray("index.analysis.analyzer.custom_with_char_filter.char_filter", "custom_mapping")));
    ensureGreen();

    AnalyzeResponse analyzeResponse = client().admin().indices().prepareAnalyze("<h2><b>THIS</b> IS A</h2> <a href=\"#\">TEST</a>").setTokenizer("standard").addCharFilter("html_strip").get();
    assertThat(analyzeResponse.getTokens().size(), equalTo(4));

    analyzeResponse = client().admin().indices().prepareAnalyze("THIS IS A <b>TEST</b>").setTokenizer("keyword").addTokenFilter("lowercase").addCharFilter("html_strip").get();
    assertThat(analyzeResponse.getTokens().size(), equalTo(1));
    assertThat(analyzeResponse.getTokens().get(0).getTerm(), equalTo("this is a test"));

    analyzeResponse = client().admin().indices().prepareAnalyze(indexOrAlias(), "jeff quit phish").setTokenizer("keyword").addTokenFilter("lowercase").addCharFilter("custom_mapping").get();
    assertThat(analyzeResponse.getTokens().size(), equalTo(1));
    assertThat(analyzeResponse.getTokens().get(0).getTerm(), equalTo("jeff qit fish"));

    analyzeResponse = client().admin().indices().prepareAnalyze(indexOrAlias(), "<a href=\"#\">jeff quit fish</a>").setTokenizer("standard").addCharFilter("html_strip").addCharFilter("custom_mapping").get();
    assertThat(analyzeResponse.getTokens().size(), equalTo(3));
    AnalyzeResponse.AnalyzeToken token = analyzeResponse.getTokens().get(0);
    assertThat(token.getTerm(), equalTo("jeff"));
    token = analyzeResponse.getTokens().get(1);
    assertThat(token.getTerm(), equalTo("qit"));
    token = analyzeResponse.getTokens().get(2);
    assertThat(token.getTerm(), equalTo("fish"));
}
 

import org.elasticsearch.action.admin.indices.analyze.AnalyzeResponse; //導入依賴的package包/類
public void testThatStandardAndDefaultAnalyzersAreSame() throws Exception {
    AnalyzeResponse response = client().admin().indices().prepareAnalyze("this is a test").setAnalyzer("standard").get();
    assertTokens(response, "this", "is", "a", "test");

    response = client().admin().indices().prepareAnalyze("this is a test").setAnalyzer("default").get();
    assertTokens(response, "this", "is", "a", "test");

    response = client().admin().indices().prepareAnalyze("this is a test").get();
    assertTokens(response, "this", "is", "a", "test");
}
 

import org.elasticsearch.action.admin.indices.analyze.AnalyzeResponse; //導入依賴的package包/類
public void testAnalyzerWithMultiValues() throws Exception {
    assertAcked(prepareCreate("test").addAlias(new Alias("alias")));
    ensureGreen();

    client().admin().indices().preparePutMapping("test")
        .setType("document").setSource("simple", "type=text,analyzer=simple,position_increment_gap=100").get();

    String[] texts = new String[]{"THIS IS A TEST", "THE SECOND TEXT"};

    final AnalyzeRequestBuilder requestBuilder = client().admin().indices().prepareAnalyze();
    requestBuilder.setText(texts);
    requestBuilder.setIndex(indexOrAlias());
    requestBuilder.setField("simple");
    AnalyzeResponse analyzeResponse = requestBuilder.get();
    assertThat(analyzeResponse.getTokens().size(), equalTo(7));
    AnalyzeResponse.AnalyzeToken token = analyzeResponse.getTokens().get(3);
    assertThat(token.getTerm(), equalTo("test"));
    assertThat(token.getPosition(), equalTo(3));
    assertThat(token.getStartOffset(), equalTo(10));
    assertThat(token.getEndOffset(), equalTo(14));
    assertThat(token.getPositionLength(), equalTo(1));

    token = analyzeResponse.getTokens().get(5);
    assertThat(token.getTerm(), equalTo("second"));
    assertThat(token.getPosition(), equalTo(105));
    assertThat(token.getStartOffset(), equalTo(19));
    assertThat(token.getEndOffset(), equalTo(25));
    assertThat(token.getPositionLength(), equalTo(1));
}