Examples with Trie org.trie4j.Trie used on opensource projects

Example 6 with Trie

use of org.trie4j.Trie in project trie4j by takawitter.

the class Issue_031 method test_TailDoubleArray.

@Test
public void test_TailDoubleArray() throws Throwable {
    Trie trie = new PatriciaTrie();
    insertLines(trie, FILE_NAME);
    Trie da = new TailDoubleArray(trie);
    Assert.assertFalse(trie.contains("you"));
    Assert.assertFalse(da.contains("you"));
}

Example 7 with Trie

use of org.trie4j.Trie in project trie4j by takawitter.

the class Issue_031 method test_DoubleArray.

@Test
public void test_DoubleArray() throws Throwable {
    Trie trie = new PatriciaTrie();
    insertLines(trie, FILE_NAME);
    Trie da = new DoubleArray(trie);
    Assert.assertFalse(trie.contains("you"));
    Assert.assertFalse(da.contains("you"));
}

Example 8 with Trie

use of org.trie4j.Trie in project trie4j by takawitter.

the class LongsTailLOUDSTrieWithConcatTailArrayTest method test.

@Test
public void test() throws Exception {
    String[] words = { "こんにちは", "さようなら", "おはよう", "おおきなかぶ", "おおやまざき" };
    Trie lt = trieWithWords(words);
    for (String w : words) {
        Assert.assertTrue(w, lt.contains(w));
    }
    Assert.assertFalse(lt.contains("おやすみなさい"));
    StringBuilder b = new StringBuilder();
    Node[] children = lt.getRoot().getChildren();
    for (Node n : children) {
        char[] letters = n.getLetters();
        b.append(letters[0]);
    }
    Assert.assertEquals("おこさ", b.toString());
}

Example 9 with Trie

use of org.trie4j.Trie in project trie4j by takawitter.

the class TailLOUDSTrieWithSuffixTrieTailArrayTest method test_save_load2.

@Test
public void test_save_load2() throws Exception {
    String[] words = { "こんにちは", "さようなら", "おはよう", "おおきなかぶ", "おおやまざき" };
    Trie trie = new PatriciaTrie();
    for (String w : words) trie.insert(w);
    TailLOUDSTrie lt = new TailLOUDSTrie(trie);
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    ObjectOutputStream oos = new ObjectOutputStream(baos);
    oos.writeObject(lt);
    oos.flush();
    lt = (TailLOUDSTrie) new ObjectInputStream(new ByteArrayInputStream(baos.toByteArray())).readObject();
    for (String w : words) {
        Assert.assertTrue(lt.contains(w));
    }
    Assert.assertFalse(lt.contains("おやすみなさい"));
    StringBuilder b = new StringBuilder();
    Node[] children = lt.getRoot().getChildren();
    for (Node n : children) {
        char[] letters = n.getLetters();
        b.append(letters[0]);
    }
    Assert.assertEquals("おこさ", b.toString());
}

Example 10 with Trie

use of org.trie4j.Trie in project trie4j by takawitter.

the class TailPatriciaTrieWithSuffixTrieTailBuilderTest method investigate.

public void investigate() throws Exception {
    Trie t = new TailPatriciaTrie(new SuffixTrieTailBuilder());
    int start = 0;
    int end = 5;
    int i = 0;
    for (String word : new WikipediaTitles()) {
        if (i >= end)
            break;
        if (i >= start) {
            t.insert(word);
            System.out.println(word);
        }
        i++;
    }
    i = 0;
    for (String word : new WikipediaTitles()) {
        if (i >= end)
            break;
        if (i >= start)
            Assert.assertTrue(i + "th word: " + word, t.contains(word));
        i++;
    }
}