Package edu.washington.cs.knowitall.sequence

Examples of edu.washington.cs.knowitall.sequence.LayeredTokenMatcher.find()

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  @Test
  public void testMatcher1() throws SequenceException {
    String patternStr = "There_w are_w CD_p [B-NP_n I-NP_n]+ (IN_p [B-NP_n I-NP_n]+)*";
    LayeredTokenPattern pat = new LayeredTokenPattern(patternStr);
    LayeredTokenMatcher m = pat.matcher(seq);
    assertTrue(m.find());
    assertEquals(0, m.start());
    assertEquals(6, m.end());
  }
 
  @Test
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  @Test
  public void testMatcher2() throws SequenceException {
    String patternStr = "B-NP_n I-NP_n*";
    LayeredTokenPattern pat = new LayeredTokenPattern(patternStr);
    LayeredTokenMatcher m = pat.matcher(seq);
    assertTrue(m.find());
    assertEquals(2, m.start());
    assertEquals(4, m.end());
    assertTrue(m.find());
    assertEquals(5, m.start());
    assertEquals(6, m.end());
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    LayeredTokenPattern pat = new LayeredTokenPattern(patternStr);
    LayeredTokenMatcher m = pat.matcher(seq);
    assertTrue(m.find());
    assertEquals(2, m.start());
    assertEquals(4, m.end());
    assertTrue(m.find());
    assertEquals(5, m.start());
    assertEquals(6, m.end());
    assertFalse(m.find());
  }
 
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    assertEquals(2, m.start());
    assertEquals(4, m.end());
    assertTrue(m.find());
    assertEquals(5, m.start());
    assertEquals(6, m.end());
    assertFalse(m.find());
  }
 
  @Test
  public void testMatcher3() throws SequenceException {
    String patternStr = "B-NP_n I-NP_n* ._p?$";
 
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  @Test
  public void testMatcher3() throws SequenceException {
    String patternStr = "B-NP_n I-NP_n* ._p?$";
    LayeredTokenPattern pat = new LayeredTokenPattern(patternStr);
    LayeredTokenMatcher m = pat.matcher(seq);
    assertTrue(m.find());
    assertEquals(5, m.start());
    assertEquals(7, m.end());
    assertFalse(m.find());
  }
 
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    LayeredTokenPattern pat = new LayeredTokenPattern(patternStr);
    LayeredTokenMatcher m = pat.matcher(seq);
    assertTrue(m.find());
    assertEquals(5, m.start());
    assertEquals(7, m.end());
    assertFalse(m.find());
  }
 
  @Test
  public void testMatcher4() throws SequenceException {
    String patternStr = "...";
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  @Test
  public void testMatcher4() throws SequenceException {
    String patternStr = "...";
    LayeredTokenPattern pat = new LayeredTokenPattern(patternStr);
    LayeredTokenMatcher m = pat.matcher(seq);
    assertTrue(m.find());
    assertEquals(0, m.start());
    assertEquals(3, m.end());
    assertTrue(m.find());
    assertEquals(3, m.start());
    assertEquals(6, m.end());
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    LayeredTokenPattern pat = new LayeredTokenPattern(patternStr);
    LayeredTokenMatcher m = pat.matcher(seq);
    assertTrue(m.find());
    assertEquals(0, m.start());
    assertEquals(3, m.end());
    assertTrue(m.find());
    assertEquals(3, m.start());
    assertEquals(6, m.end());
    assertFalse(m.find());
  }
 
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    assertEquals(0, m.start());
    assertEquals(3, m.end());
    assertTrue(m.find());
    assertEquals(3, m.start());
    assertEquals(6, m.end());
    assertFalse(m.find());
  }
 
  @Test(expected=SequenceException.class)
  public void testMatcher5() throws SequenceException {
    String patternStr = "^ [^A_x B_x] C_x $";
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    protected Collection<SpanExtraction> extractCandidates(ChunkedSentence sent)
            throws ExtractorException {
        LayeredTokenMatcher m = pattern.matcher(sent);
        List<SpanExtraction> results = new ArrayList<SpanExtraction>();
        while (m.find()) {
            int numFields = m.groupCount();
            List<Range> fieldRanges = new ArrayList<Range>();
            for (int i = 0; i < numFields; i++) {
                int start = m.start(i + 1);
                int end = m.end(i + 1);
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