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Java CharacterRunAutomaton类代码示例

原作者: [db:作者] 来自: [db:来源] 收藏 邀请

本文整理汇总了Java中org.apache.lucene.util.automaton.CharacterRunAutomaton的典型用法代码示例。如果您正苦于以下问题:Java CharacterRunAutomaton类的具体用法?Java CharacterRunAutomaton怎么用?Java CharacterRunAutomaton使用的例子?那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。



CharacterRunAutomaton类属于org.apache.lucene.util.automaton包,在下文中一共展示了CharacterRunAutomaton类的20个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于我们的系统推荐出更棒的Java代码示例。

示例1: checkCondition

import org.apache.lucene.util.automaton.CharacterRunAutomaton; //导入依赖的package包/类
/** checks condition of the concatenation of two strings */
// note: this is pretty stupid, we really should subtract strip from the condition up front and just check the stem
// but this is a little bit more complicated.
private boolean checkCondition(int condition, char c1[], int c1off, int c1len, char c2[], int c2off, int c2len) {
  if (condition != 0) {
    CharacterRunAutomaton pattern = dictionary.patterns.get(condition);
    int state = pattern.getInitialState();
    for (int i = c1off; i < c1off + c1len; i++) {
      state = pattern.step(state, c1[i]);
      if (state == -1) {
        return false;
      }
    }
    for (int i = c2off; i < c2off + c2len; i++) {
      state = pattern.step(state, c2[i]);
      if (state == -1) {
        return false;
      }
    }
    return pattern.isAccept(state);
  }
  return true;
}
 
开发者ID:lamsfoundation,项目名称:lams,代码行数:24,代码来源:Stemmer.java


示例2: testMaxSizeEndHighlight

import org.apache.lucene.util.automaton.CharacterRunAutomaton; //导入依赖的package包/类
public void testMaxSizeEndHighlight() throws Exception {
  TestHighlightRunner helper = new TestHighlightRunner() {
    @Override
    public void run() throws Exception {
      CharacterRunAutomaton stopWords = new CharacterRunAutomaton(new RegExp("i[nt]").toAutomaton());
      TermQuery query = new TermQuery(new Term("text", "searchterm"));

      String text = "this is a text with searchterm in it";
      SimpleHTMLFormatter fm = new SimpleHTMLFormatter();
      Highlighter hg = getHighlighter(query, "text", fm);
      hg.setTextFragmenter(new NullFragmenter());
      hg.setMaxDocCharsToAnalyze(36);
      String match = hg.getBestFragment(new MockAnalyzer(random(), MockTokenizer.SIMPLE, true, stopWords), "text", text);
      assertTrue(
          "Matched text should contain remainder of text after highlighted query ",
          match.endsWith("in it"));
    }
  };
  helper.start();
}
 
开发者ID:europeana,项目名称:search,代码行数:21,代码来源:HighlighterTest.java


示例3: setUp

import org.apache.lucene.util.automaton.CharacterRunAutomaton; //导入依赖的package包/类
@Override
public void setUp() throws Exception {
  super.setUp();
  Automaton single = new Automaton();
  int initial = single.createState();
  int accept = single.createState();
  single.setAccept(accept, true);

  // build an automaton matching this jvm's letter definition
  for (int i = 0; i <= 0x10FFFF; i++) {
    if (Character.isLetter(i)) {
      single.addTransition(initial, accept, i);
    }
  }
  Automaton repeat = Operations.repeat(single);
  jvmLetter = new CharacterRunAutomaton(repeat);
}
 
开发者ID:europeana,项目名称:search,代码行数:18,代码来源:TestDuelingAnalyzers.java


示例4: testBoost

import org.apache.lucene.util.automaton.CharacterRunAutomaton; //导入依赖的package包/类
public void testBoost() throws Exception {
  CharacterRunAutomaton stopSet = new CharacterRunAutomaton(Automata.makeString("on"));
  Analyzer oneStopAnalyzer = new MockAnalyzer(random(), MockTokenizer.SIMPLE, true, stopSet);

  PrecedenceQueryParser qp = new PrecedenceQueryParser();
  qp.setAnalyzer(oneStopAnalyzer);
  Query q = qp.parse("on^1.0", "field");
  assertNotNull(q);
  q = qp.parse("\"hello\"^2.0", "field");
  assertNotNull(q);
  assertEquals(q.getBoost(), (float) 2.0, (float) 0.5);
  q = qp.parse("hello^2.0", "field");
  assertNotNull(q);
  assertEquals(q.getBoost(), (float) 2.0, (float) 0.5);
  q = qp.parse("\"on\"^1.0", "field");
  assertNotNull(q);

  q = getParser(new MockAnalyzer(random(), MockTokenizer.SIMPLE, true, MockTokenFilter.ENGLISH_STOPSET)).parse("the^3",
      "field");
  assertNotNull(q);
}
 
开发者ID:europeana,项目名称:search,代码行数:22,代码来源:TestPrecedenceQueryParser.java


示例5: testBoost

import org.apache.lucene.util.automaton.CharacterRunAutomaton; //导入依赖的package包/类
public void testBoost() throws Exception {
  CharacterRunAutomaton stopSet = new CharacterRunAutomaton(Automata.makeString("on"));
  Analyzer oneStopAnalyzer = new MockAnalyzer(random(), MockTokenizer.SIMPLE, true, stopSet);
  StandardQueryParser qp = new StandardQueryParser();
  qp.setAnalyzer(oneStopAnalyzer);

  Query q = qp.parse("on^1.0", "field");
  assertNotNull(q);
  q = qp.parse("\"hello\"^2.0", "field");
  assertNotNull(q);
  assertEquals(q.getBoost(), (float) 2.0, (float) 0.5);
  q = qp.parse("hello^2.0", "field");
  assertNotNull(q);
  assertEquals(q.getBoost(), (float) 2.0, (float) 0.5);
  q = qp.parse("\"on\"^1.0", "field");
  assertNotNull(q);

  StandardQueryParser qp2 = new StandardQueryParser();
  qp2.setAnalyzer(new MockAnalyzer(random(), MockTokenizer.SIMPLE, true, MockTokenFilter.ENGLISH_STOPSET));

  q = qp2.parse("the^3", "field");
  // "the" is a stop word so the result is an empty query:
  assertNotNull(q);
  assertEquals("", q.toString());
  assertEquals(1.0f, q.getBoost(), 0.01f);
}
 
开发者ID:europeana,项目名称:search,代码行数:27,代码来源:TestQPHelper.java


示例6: testStopwords

import org.apache.lucene.util.automaton.CharacterRunAutomaton; //导入依赖的package包/类
public void testStopwords() throws Exception {
  StandardQueryParser qp = new StandardQueryParser();
  CharacterRunAutomaton stopSet = new CharacterRunAutomaton(new RegExp("the|foo").toAutomaton());
  qp.setAnalyzer(new MockAnalyzer(random(), MockTokenizer.SIMPLE, true, stopSet));

  Query result = qp.parse("a:the OR a:foo", "a");
  assertNotNull("result is null and it shouldn't be", result);
  assertTrue("result is not a BooleanQuery", result instanceof BooleanQuery);
  assertTrue(((BooleanQuery) result).clauses().size() + " does not equal: "
      + 0, ((BooleanQuery) result).clauses().size() == 0);
  result = qp.parse("a:woo OR a:the", "a");
  assertNotNull("result is null and it shouldn't be", result);
  assertTrue("result is not a TermQuery", result instanceof TermQuery);
  result = qp.parse(
      "(fieldX:xxxxx OR fieldy:xxxxxxxx)^2 AND (fieldx:the OR fieldy:foo)",
      "a");
  assertNotNull("result is null and it shouldn't be", result);
  assertTrue("result is not a BooleanQuery", result instanceof BooleanQuery);
  if (VERBOSE)
    System.out.println("Result: " + result);
  assertTrue(((BooleanQuery) result).clauses().size() + " does not equal: "
      + 2, ((BooleanQuery) result).clauses().size() == 2);
}
 
开发者ID:europeana,项目名称:search,代码行数:24,代码来源:TestQPHelper.java


示例7: testBoost

import org.apache.lucene.util.automaton.CharacterRunAutomaton; //导入依赖的package包/类
public void testBoost()
  throws Exception {
  CharacterRunAutomaton stopWords = new CharacterRunAutomaton(Automata.makeString("on"));
  Analyzer oneStopAnalyzer = new MockAnalyzer(random(), MockTokenizer.SIMPLE, true, stopWords);
  CommonQueryParserConfiguration qp = getParserConfig(oneStopAnalyzer);
  Query q = getQuery("on^1.0",qp);
  assertNotNull(q);
  q = getQuery("\"hello\"^2.0",qp);
  assertNotNull(q);
  assertEquals(q.getBoost(), (float) 2.0, (float) 0.5);
  q = getQuery("hello^2.0",qp);
  assertNotNull(q);
  assertEquals(q.getBoost(), (float) 2.0, (float) 0.5);
  q = getQuery("\"on\"^1.0",qp);
  assertNotNull(q);

  Analyzer a2 = new MockAnalyzer(random(), MockTokenizer.SIMPLE, true, MockTokenFilter.ENGLISH_STOPSET); 
  CommonQueryParserConfiguration qp2 = getParserConfig(a2);
  q = getQuery("the^3", qp2);
  // "the" is a stop word so the result is an empty query:
  assertNotNull(q);
  assertEquals("", q.toString());
  assertEquals(1.0f, q.getBoost(), 0.01f);
}
 
开发者ID:europeana,项目名称:search,代码行数:25,代码来源:QueryParserTestBase.java


示例8: testStopwords

import org.apache.lucene.util.automaton.CharacterRunAutomaton; //导入依赖的package包/类
public void testStopwords() throws Exception {
  CharacterRunAutomaton stopSet = new CharacterRunAutomaton(new RegExp("the|foo").toAutomaton());
  CommonQueryParserConfiguration qp = getParserConfig(new MockAnalyzer(random(), MockTokenizer.SIMPLE, true, stopSet));
  Query result = getQuery("field:the OR field:foo",qp);
  assertNotNull("result is null and it shouldn't be", result);
  assertTrue("result is not a BooleanQuery", result instanceof BooleanQuery);
  assertTrue(((BooleanQuery) result).clauses().size() + " does not equal: " + 0, ((BooleanQuery) result).clauses().size() == 0);
  result = getQuery("field:woo OR field:the",qp);
  assertNotNull("result is null and it shouldn't be", result);
  assertTrue("result is not a TermQuery", result instanceof TermQuery);
  result = getQuery("(fieldX:xxxxx OR fieldy:xxxxxxxx)^2 AND (fieldx:the OR fieldy:foo)",qp);
  assertNotNull("result is null and it shouldn't be", result);
  assertTrue("result is not a BooleanQuery", result instanceof BooleanQuery);
  if (VERBOSE) System.out.println("Result: " + result);
  assertTrue(((BooleanQuery) result).clauses().size() + " does not equal: " + 2, ((BooleanQuery) result).clauses().size() == 2);
}
 
开发者ID:europeana,项目名称:search,代码行数:17,代码来源:QueryParserTestBase.java


示例9: testTwoChars

import org.apache.lucene.util.automaton.CharacterRunAutomaton; //导入依赖的package包/类
/** Test a configuration where two characters makes a term */
public void testTwoChars() throws Exception {
  CharacterRunAutomaton single =
      new CharacterRunAutomaton(new RegExp("..").toAutomaton());
  Analyzer a = new MockAnalyzer(random(), single, false);
  assertAnalyzesTo(a, "foobar",
      new String[] { "fo", "ob", "ar"},
      new int[] { 0, 2, 4 },
      new int[] { 2, 4, 6 }
  );
  // make sure when last term is a "partial" match that end() is correct
  assertTokenStreamContents(a.tokenStream("bogus", "fooba"),
      new String[] { "fo", "ob" },
      new int[] { 0, 2 },
      new int[] { 2, 4 },
      new int[] { 1, 1 },
      new Integer(5)
  );
  checkRandomData(random(), a, 100);
}
 
开发者ID:europeana,项目名称:search,代码行数:21,代码来源:TestMockAnalyzer.java


示例10: testThreeChars

import org.apache.lucene.util.automaton.CharacterRunAutomaton; //导入依赖的package包/类
/** Test a configuration where three characters makes a term */
public void testThreeChars() throws Exception {
  CharacterRunAutomaton single =
      new CharacterRunAutomaton(new RegExp("...").toAutomaton());
  Analyzer a = new MockAnalyzer(random(), single, false);
  assertAnalyzesTo(a, "foobar",
      new String[] { "foo", "bar"},
      new int[] { 0, 3 },
      new int[] { 3, 6 }
  );
  // make sure when last term is a "partial" match that end() is correct
  assertTokenStreamContents(a.tokenStream("bogus", "fooba"),
      new String[] { "foo" },
      new int[] { 0 },
      new int[] { 3 },
      new int[] { 1 },
      new Integer(5)
  );
  checkRandomData(random(), a, 100);
}
 
开发者ID:europeana,项目名称:search,代码行数:21,代码来源:TestMockAnalyzer.java


示例11: testUppercase

import org.apache.lucene.util.automaton.CharacterRunAutomaton; //导入依赖的package包/类
/** Test a configuration where word starts with one uppercase */
public void testUppercase() throws Exception {
  CharacterRunAutomaton single =
      new CharacterRunAutomaton(new RegExp("[A-Z][a-z]*").toAutomaton());
  Analyzer a = new MockAnalyzer(random(), single, false);
  assertAnalyzesTo(a, "FooBarBAZ",
      new String[] { "Foo", "Bar", "B", "A", "Z"},
      new int[] { 0, 3, 6, 7, 8 },
      new int[] { 3, 6, 7, 8, 9 }
  );
  assertAnalyzesTo(a, "aFooBar",
      new String[] { "Foo", "Bar" },
      new int[] { 1, 4 },
      new int[] { 4, 7 }
  );
  checkRandomData(random(), a, 100);
}
 
开发者ID:europeana,项目名称:search,代码行数:18,代码来源:TestMockAnalyzer.java


示例12: testRandomRegexps

import org.apache.lucene.util.automaton.CharacterRunAutomaton; //导入依赖的package包/类
/** blast some random strings through differently configured tokenizers */
public void testRandomRegexps() throws Exception {
  int iters = atLeast(30);
  for (int i = 0; i < iters; i++) {
    final CharacterRunAutomaton dfa = new CharacterRunAutomaton(AutomatonTestUtil.randomAutomaton(random()), Integer.MAX_VALUE);
    final boolean lowercase = random().nextBoolean();
    final int limit = TestUtil.nextInt(random(), 0, 500);
    Analyzer a = new Analyzer() {
      @Override
      protected TokenStreamComponents createComponents(String fieldName, Reader reader) {
        Tokenizer t = new MockTokenizer(reader, dfa, lowercase, limit);
        return new TokenStreamComponents(t, t);
      }
    };
    checkRandomData(random(), a, 100);
    a.close();
  }
}
 
开发者ID:europeana,项目名称:search,代码行数:19,代码来源:TestMockAnalyzer.java


示例13: testBoost

import org.apache.lucene.util.automaton.CharacterRunAutomaton; //导入依赖的package包/类
@Test
public void testBoost() throws Exception {
	CharacterRunAutomaton stopWords = new CharacterRunAutomaton(Automata.makeString("on"));
	Analyzer oneStopAnalyzer = new MockAnalyzer(random(), MockTokenizer.SIMPLE, true, stopWords);
	QueryParser qp = getParserConfig(oneStopAnalyzer);
	Query q = getQuery("on^1.0", qp);
	Assert.assertNotNull(q);
	q = getQuery("\"hello\"^2.0", qp);
	Assert.assertNotNull(q);
	Assert.assertEquals(((BoostQuery) q).getBoost(), (float) 2.0, (float) 0.5);
	q = getQuery("hello^2.0", qp);
	Assert.assertNotNull(q);
	Assert.assertEquals(((BoostQuery) q).getBoost(), (float) 2.0, (float) 0.5);
	q = getQuery("\"on\"^1.0", qp);
	Assert.assertNotNull(q);

	Analyzer a2 = new MockAnalyzer(random(), MockTokenizer.SIMPLE, true, MockTokenFilter.ENGLISH_STOPSET);
	QueryParser qp2 = getParserConfig(a2);
	q = getQuery("the^3", qp2);
	// "the" is a stop word so the result is an empty query:
	Assert.assertNotNull(q);
	assertMatchNoDocsQuery(q);
	Assert.assertFalse(q instanceof BoostQuery);
}
 
开发者ID:easynet-cn,项目名称:resource-query-parser,代码行数:25,代码来源:QueryParserTestBase.java


示例14: testStopwords

import org.apache.lucene.util.automaton.CharacterRunAutomaton; //导入依赖的package包/类
@Test
public void testStopwords() throws Exception {
	CharacterRunAutomaton stopSet = new CharacterRunAutomaton(new RegExp("the|foo").toAutomaton());
	QueryParser qp = getParserConfig(new MockAnalyzer(random(), MockTokenizer.SIMPLE, true, stopSet));
	Query result = getQuery("field:the OR field:foo", qp);
	Assert.assertNotNull("result is null and it shouldn't be", result);
	Assert.assertTrue("result is not a BooleanQuery",
			result instanceof BooleanQuery || result instanceof MatchNoDocsQuery);
	if (result instanceof BooleanQuery) {
		Assert.assertEquals(0, ((BooleanQuery) result).clauses().size());
	}
	result = getQuery("field:woo OR field:the", qp);
	Assert.assertNotNull("result is null and it shouldn't be", result);
	Assert.assertTrue("result is not a TermQuery", result instanceof TermQuery);
	result = getQuery("(fieldX:xxxxx OR fieldy:xxxxxxxx)^2 AND (fieldx:the OR fieldy:foo)", qp);
	Assert.assertNotNull("result is null and it shouldn't be", result);
	Assert.assertTrue("result is not a BoostQuery", result instanceof BoostQuery);
	result = ((BoostQuery) result).getQuery();
	Assert.assertTrue("result is not a BooleanQuery", result instanceof BooleanQuery);
	if (VERBOSE)
		System.out.println("Result: " + result);
	Assert.assertTrue(((BooleanQuery) result).clauses().size() + " does not equal: " + 2,
			((BooleanQuery) result).clauses().size() == 2);
}
 
开发者ID:easynet-cn,项目名称:resource-query-parser,代码行数:25,代码来源:QueryParserTestBase.java


示例15: testMaxSizeEndHighlight

import org.apache.lucene.util.automaton.CharacterRunAutomaton; //导入依赖的package包/类
public void testMaxSizeEndHighlight() throws Exception {
  TestHighlightRunner helper = new TestHighlightRunner() {
    @Override
    public void run() throws Exception {
      CharacterRunAutomaton stopWords = new CharacterRunAutomaton(new RegExp("i[nt]").toAutomaton());
      TermQuery query = new TermQuery(new Term("text", "searchterm"));

      String text = "this is a text with searchterm in it";
      SimpleHTMLFormatter fm = new SimpleHTMLFormatter();
      Highlighter hg = getHighlighter(query, "text", fm);
      hg.setTextFragmenter(new NullFragmenter());
      hg.setMaxDocCharsToAnalyze(36);
      String match = hg.getBestFragment(new MockAnalyzer(random(), MockTokenizer.SIMPLE, true, stopWords, true), "text", text);
      assertTrue(
          "Matched text should contain remainder of text after highlighted query ",
          match.endsWith("in it"));
    }
  };
  helper.start();
}
 
开发者ID:pkarmstr,项目名称:NYBC,代码行数:21,代码来源:HighlighterTest.java


示例16: setUp

import org.apache.lucene.util.automaton.CharacterRunAutomaton; //导入依赖的package包/类
@Override
public void setUp() throws Exception {
  super.setUp();
  // build an automaton matching this jvm's letter definition
  State initial = new State();
  State accept = new State();
  accept.setAccept(true);
  for (int i = 0; i <= 0x10FFFF; i++) {
    if (Character.isLetter(i)) {
      initial.addTransition(new Transition(i, i, accept));
    }
  }
  Automaton single = new Automaton(initial);
  single.reduce();
  Automaton repeat = BasicOperations.repeat(single);
  jvmLetter = new CharacterRunAutomaton(repeat);
}
 
开发者ID:pkarmstr,项目名称:NYBC,代码行数:18,代码来源:TestDuelingAnalyzers.java


示例17: testBoost

import org.apache.lucene.util.automaton.CharacterRunAutomaton; //导入依赖的package包/类
public void testBoost() throws Exception {
  CharacterRunAutomaton stopSet = new CharacterRunAutomaton(BasicAutomata.makeString("on"));
  Analyzer oneStopAnalyzer = new MockAnalyzer(random(), MockTokenizer.SIMPLE, true, stopSet, true);

  PrecedenceQueryParser qp = new PrecedenceQueryParser();
  qp.setAnalyzer(oneStopAnalyzer);
  Query q = qp.parse("on^1.0", "field");
  assertNotNull(q);
  q = qp.parse("\"hello\"^2.0", "field");
  assertNotNull(q);
  assertEquals(q.getBoost(), (float) 2.0, (float) 0.5);
  q = qp.parse("hello^2.0", "field");
  assertNotNull(q);
  assertEquals(q.getBoost(), (float) 2.0, (float) 0.5);
  q = qp.parse("\"on\"^1.0", "field");
  assertNotNull(q);

  q = getParser(new MockAnalyzer(random(), MockTokenizer.SIMPLE, true, MockTokenFilter.ENGLISH_STOPSET, true)).parse("the^3",
      "field");
  assertNotNull(q);
}
 
开发者ID:pkarmstr,项目名称:NYBC,代码行数:22,代码来源:TestPrecedenceQueryParser.java


示例18: testBoost

import org.apache.lucene.util.automaton.CharacterRunAutomaton; //导入依赖的package包/类
public void testBoost() throws Exception {
  CharacterRunAutomaton stopSet = new CharacterRunAutomaton(BasicAutomata.makeString("on"));
  Analyzer oneStopAnalyzer = new MockAnalyzer(random(), MockTokenizer.SIMPLE, true, stopSet, true);
  StandardQueryParser qp = new StandardQueryParser();
  qp.setAnalyzer(oneStopAnalyzer);

  Query q = qp.parse("on^1.0", "field");
  assertNotNull(q);
  q = qp.parse("\"hello\"^2.0", "field");
  assertNotNull(q);
  assertEquals(q.getBoost(), (float) 2.0, (float) 0.5);
  q = qp.parse("hello^2.0", "field");
  assertNotNull(q);
  assertEquals(q.getBoost(), (float) 2.0, (float) 0.5);
  q = qp.parse("\"on\"^1.0", "field");
  assertNotNull(q);

  StandardQueryParser qp2 = new StandardQueryParser();
  qp2.setAnalyzer(new MockAnalyzer(random(), MockTokenizer.SIMPLE, true, MockTokenFilter.ENGLISH_STOPSET, true));

  q = qp2.parse("the^3", "field");
  // "the" is a stop word so the result is an empty query:
  assertNotNull(q);
  assertEquals("", q.toString());
  assertEquals(1.0f, q.getBoost(), 0.01f);
}
 
开发者ID:pkarmstr,项目名称:NYBC,代码行数:27,代码来源:TestQPHelper.java


示例19: testStopwords

import org.apache.lucene.util.automaton.CharacterRunAutomaton; //导入依赖的package包/类
public void testStopwords() throws Exception {
  StandardQueryParser qp = new StandardQueryParser();
  CharacterRunAutomaton stopSet = new CharacterRunAutomaton(new RegExp("the|foo").toAutomaton());
  qp.setAnalyzer(new MockAnalyzer(random(), MockTokenizer.SIMPLE, true, stopSet, true));

  Query result = qp.parse("a:the OR a:foo", "a");
  assertNotNull("result is null and it shouldn't be", result);
  assertTrue("result is not a BooleanQuery", result instanceof BooleanQuery);
  assertTrue(((BooleanQuery) result).clauses().size() + " does not equal: "
      + 0, ((BooleanQuery) result).clauses().size() == 0);
  result = qp.parse("a:woo OR a:the", "a");
  assertNotNull("result is null and it shouldn't be", result);
  assertTrue("result is not a TermQuery", result instanceof TermQuery);
  result = qp.parse(
      "(fieldX:xxxxx OR fieldy:xxxxxxxx)^2 AND (fieldx:the OR fieldy:foo)",
      "a");
  assertNotNull("result is null and it shouldn't be", result);
  assertTrue("result is not a BooleanQuery", result instanceof BooleanQuery);
  if (VERBOSE)
    System.out.println("Result: " + result);
  assertTrue(((BooleanQuery) result).clauses().size() + " does not equal: "
      + 2, ((BooleanQuery) result).clauses().size() == 2);
}
 
开发者ID:pkarmstr,项目名称:NYBC,代码行数:24,代码来源:TestQPHelper.java


示例20: testBoost

import org.apache.lucene.util.automaton.CharacterRunAutomaton; //导入依赖的package包/类
public void testBoost()
  throws Exception {
  CharacterRunAutomaton stopWords = new CharacterRunAutomaton(BasicAutomata.makeString("on"));
  Analyzer oneStopAnalyzer = new MockAnalyzer(random(), MockTokenizer.SIMPLE, true, stopWords, true);
  CommonQueryParserConfiguration qp = getParserConfig(oneStopAnalyzer);
  Query q = getQuery("on^1.0",qp);
  assertNotNull(q);
  q = getQuery("\"hello\"^2.0",qp);
  assertNotNull(q);
  assertEquals(q.getBoost(), (float) 2.0, (float) 0.5);
  q = getQuery("hello^2.0",qp);
  assertNotNull(q);
  assertEquals(q.getBoost(), (float) 2.0, (float) 0.5);
  q = getQuery("\"on\"^1.0",qp);
  assertNotNull(q);

  Analyzer a2 = new MockAnalyzer(random(), MockTokenizer.SIMPLE, true, MockTokenFilter.ENGLISH_STOPSET, true); 
  CommonQueryParserConfiguration qp2 = getParserConfig(a2);
  q = getQuery("the^3", qp2);
  // "the" is a stop word so the result is an empty query:
  assertNotNull(q);
  assertEquals("", q.toString());
  assertEquals(1.0f, q.getBoost(), 0.01f);
}
 
开发者ID:pkarmstr,项目名称:NYBC,代码行数:25,代码来源:QueryParserTestBase.java



注:本文中的org.apache.lucene.util.automaton.CharacterRunAutomaton类示例整理自Github/MSDocs等源码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。


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