Example usage for java.lang Iterable iterator

Introduction

In this page you can find the example usage for java.lang Iterable iterator.

Prototype

Iterator<T> iterator();

Source Link

Document

Returns an iterator over elements of type T .

Usage

From source file:io.orchestrate.client.integration.FetchTest.java

@Test
public void fetchNonUrlFriendlyEventTypeForObject()
        throws InterruptedException, ExecutionException, TimeoutException {
    final String key = generateString();
    final String value = "{}";
    final String eventType = generateString() + "/ !";

    KvStoreOperation kvStoreOp = new KvStoreOperation(TEST_COLLECTION, key, value);
    Future<KvMetadata> future_1 = client().execute(kvStoreOp);
    KvMetadata kvMetadata = future_1.get(3, TimeUnit.SECONDS);

    EventStoreOperation eventStoreOp = new EventStoreOperation(TEST_COLLECTION, key, eventType, value);
    Future<Boolean> future_2 = client().execute(eventStoreOp);
    Boolean success = future_2.get(3, TimeUnit.SECONDS);

    EventFetchOperation<String> eventFetchOp = new EventFetchOperation<String>(TEST_COLLECTION, key, eventType,
            String.class);
    Iterable<Event<String>> results = result(eventFetchOp);

    assertNotNull(kvMetadata);/*  ww  w  .j  av a2s .  c om*/
    assertNotNull(success);
    assertTrue(success);
    assertNotNull(results);

    Iterator<Event<String>> iter = results.iterator();
    assertTrue(iter.hasNext());

    Event<String> event = iter.next();
    assertEquals(value, event.getValue());
}

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From source file:com.auditbucket.test.functional.TestTags.java

@org.junit.Test
@Transactional/*  w ww  . j  av a2 s. c o  m*/
public void secureMultiTenantedTags() throws Exception {
    engineAdmin.setMultiTenanted(true);
    SystemUser iSystemUser = regService.registerSystemUser(new RegistrationBean(company, mike, "bah"));
    assertNotNull(iSystemUser);

    List<TagInputBean> tags = new ArrayList<>();
    TagInputBean tagInput = new TagInputBean("FLOP");
    tags.add(tagInput);
    Iterable<TagInputBean> tagResult = tagService.processTags(tags);
    assertNotNull(tagResult);
    assertFalse(tagResult.iterator().hasNext()); // No errors were detected
    regService.registerSystemUser(new RegistrationBean("ABC", "gina", "bah"));
    Authentication authGina = new UsernamePasswordAuthenticationToken("gina", "user1");
    SecurityContextHolder.getContext().setAuthentication(authGina);
    assertNull(tagService.findTag("FLOP")); // Can't see the Monowai company tag

    tagInput = new TagInputBean("FLOP");
    assertNotNull(tagService.processTag(tagInput));
    assertNull(tagService.findTag("ABC"));
    assertNotNull(tagService.findTag("FLOP"));
}

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From source file:computech.model.VideoCatalogIntegrationTests.java

@Test
public void lazyLoadExceptionTest() {

    Iterable<Article> result = catalog2.findByType(ArticleType.NOTEBOOK);
    assertThat(result, is(iterableWithSize(2)));

    Article comp = new Article("TestPC", "Image", Money.of(BigDecimal.TEN, Currencies.EURO), "d2",
            ArticleType.NOTEBOOK);/*from  w ww.  jav  a2  s  . com*/
    catalog2.save(comp);

    result = catalog2.findByType(ArticleType.NOTEBOOK);
    assertThat(result, is(iterableWithSize(3)));

    Iterator<Article> it = result.iterator();
    while (it.hasNext()) {
        Article d = it.next();
        assertThat(d.getType(), is(ArticleType.NOTEBOOK));

        Iterable<String> iterable = d.getCategories();
        assertThat(iterable, is(iterableWithSize(0)));
    }

    assertThat(result, hasItem(comp));
}

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From source file:ltistarter.JPATests.java

@Test
public void testJPA() {
    Iterable<LtiKeyEntity> keys;
    LtiKeyEntity key;/*from   w ww  .j  a v a 2  s.com*/
    int result;
    assertNotNull(ltiKeyRepository);
    keys = ltiKeyRepository.findAll();
    assertFalse(keys.iterator().hasNext());

    ltiKeyRepository.save(new LtiKeyEntity("key", "secret"));
    ltiKeyRepository.save(new LtiKeyEntity("AZkey", "AZsecret"));
    keys = ltiKeyRepository.findAll();
    assertTrue(keys.iterator().hasNext());
    assertEquals(2, CollectionUtils.size(keys.iterator()));
    key = ltiKeyRepository.findByKeyKey("not_real_key");
    assertNull(key);
    key = ltiKeyRepository.findByKeyKey("key");
    assertNotNull(key);
    assertEquals("secret", key.getSecret());
    LtiKeyEntity key2 = ltiKeyRepository.findOne(key.getKeyId());
    assertNotNull(key2);
    assertEquals(key, key2);

    key = ltiKeyRepository.findOne(key.getKeyId());
    assertNotNull(key);

    ltiKeyRepository.delete(key);
    keys = ltiKeyRepository.findAll();
    assertTrue(keys.iterator().hasNext());
    assertEquals(1, CollectionUtils.size(keys.iterator()));

    result = ltiKeyRepository.deleteByKeyKey("not_real_key");
    assertEquals(0, result);
    result = ltiKeyRepository.deleteByKeyKey("AZkey");
    assertEquals(1, result);

    keys = ltiKeyRepository.findAll();
    assertFalse(keys.iterator().hasNext());
    assertEquals(0, CollectionUtils.size(keys.iterator()));
}

---

From source file:com.link_intersystems.lang.reflect.criteria.MemberCriteriaTest.java

@Test
public void publicMethods() {
    memberCriteria.membersOfType(Method.class);
    memberCriteria.withAccess(AccessType.PUBLIC);
    ClassCriteria classCriteria = new ClassCriteria();
    Iterable<Class<?>> classIterable = classCriteria.getIterable(ArrayList.class);
    Iterable<Member> memberIterable = memberCriteria.getIterable(classIterable);
    assertTrue(memberIterable.iterator().hasNext());
    for (Member member : memberIterable) {
        assertTrue("member must be a method", member instanceof Method);
        int modifiers = member.getModifiers();
        assertTrue(Modifier.isPublic(modifiers));
        assertFalse(Modifier.isProtected(modifiers));
        assertFalse(Modifier.isPrivate(modifiers));
    }//from  w  w w  . j a v  a 2s  .  c  o  m
}

---

From source file:com.link_intersystems.lang.reflect.criteria.MemberCriteriaTest.java

@Test
public void defaultAccessMethods() {
    memberCriteria.membersOfType(Method.class);
    memberCriteria.withAccess(AccessType.DEFAULT);
    ClassCriteria classCriteria = new ClassCriteria();
    Iterable<Class<?>> classIterable = classCriteria.getIterable(Class.class);
    Iterable<Member> memberIterable = memberCriteria.getIterable(classIterable);
    assertTrue(memberIterable.iterator().hasNext());
    for (Member member : memberIterable) {
        assertTrue("member must be a method", member instanceof Method);
        int modifiers = member.getModifiers();
        assertFalse(Modifier.isPublic(modifiers));
        assertFalse(Modifier.isProtected(modifiers));
        assertFalse(Modifier.isPrivate(modifiers));
    }/*from   www .  j  a  v  a  2  s . c  o m*/
}

---

From source file:com.link_intersystems.lang.reflect.criteria.MemberCriteriaTest.java

@Test
public void protecedConstructors() {
    memberCriteria.membersOfType(Constructor.class);
    memberCriteria.withAccess(AccessType.PROTECTED);
    ClassCriteria classCriteria = new ClassCriteria();
    Iterable<Class<?>> classIterable = classCriteria.getIterable(ArrayList.class);
    Iterable<Member> memberIterable = memberCriteria.getIterable(classIterable);
    assertTrue(memberIterable.iterator().hasNext());
    for (Member member : memberIterable) {
        assertTrue("member must be a constructor", member instanceof Constructor<?>);
        int modifiers = member.getModifiers();
        assertFalse(Modifier.isPublic(modifiers));
        assertTrue(Modifier.isProtected(modifiers));
        assertFalse(Modifier.isPrivate(modifiers));
    }//from  w  ww  . j  ava2  s  . c  om
}

---

From source file:de.tudarmstadt.ukp.wikipedia.api.WikipediaInfo.java

/** Computes the average fan out of the page set.
 * Fan out is the number of outgoing links per page.
 * @param pageIDs The IDs of the pages./*from  w ww.j a v  a2 s . co m*/
 * @return The average fan out.
 */
private double computeAverageFanOut(Iterable<Page> pages) {

    Set<Integer> pageIDs = new HashSet<Integer>();
    while (pages.iterator().hasNext()) {
        pageIDs.add(pages.iterator().next().getPageId());
    }

    if (pageIDs == null) {
        logger.error("Cannot compute average fan-out of an empty page set.");
        return 0.0;
    }

    int fanOutCounter = 0;

    Session session = this.wiki.__getHibernateSession();
    session.beginTransaction();
    Iterator results = session.createQuery("select page.outLinks, page.pageId from Page as page").list()
            .iterator();
    while (results.hasNext()) {
        Object[] row = (Object[]) results.next();
        Set outLinks = (Set) row[0];
        Integer pageId = (Integer) row[1];

        // if the current page ID is in the desired result set => add outlink value
        if (pageIDs.contains(pageId)) {
            fanOutCounter += outLinks.size();
        }

    }
    session.getTransaction().commit();

    return (double) fanOutCounter / this.getNumberOfPages();
}

---

From source file:edu.usc.pgroup.louvain.hadoop.ReduceCommunity.java

private Graph reconstructGraph(Iterable<BytesWritable> values) throws Exception {

    Iterator<BytesWritable> it = values.iterator();

    SortedMap<Integer, GraphMessage> map = new TreeMap<Integer, GraphMessage>();

    //Load data/*from  w ww  .jav a2  s  .  c  o m*/
    while (it.hasNext()) {
        BytesWritable bytesWritable = it.next();
        ByteArrayInputStream inputStream = new ByteArrayInputStream(bytesWritable.getBytes());

        try {
            ObjectInputStream objectInputStream = new ObjectInputStream(inputStream);
            GraphMessage msg = (GraphMessage) objectInputStream.readObject();
            map.put(msg.getCurrentPartition(), msg);
        } catch (IOException e) {
            e.printStackTrace();
            throw new Exception(e);
        }

    }

    // Renumber

    int gap = 0;
    int degreeGap = 0;
    Path pt = new Path(outpath + File.separator + "Map-Partition-Sizes");
    FileSystem fs = FileSystem.get(new Configuration());

    if (fs.exists(pt)) {
        fs.delete(pt, true);

    }

    BufferedWriter br = new BufferedWriter(new OutputStreamWriter(fs.create(pt, true)));

    PrintWriter out = new PrintWriter(br);

    for (int i = 0; i < map.keySet().size(); i++) {

        GraphMessage msg = map.get(i);
        long currentDegreelen = msg.getDegrees()[msg.getDegrees().length - 1];
        if (i != 0) {
            for (int j = 0; j < msg.getLinks().length; j++) {
                msg.getLinks()[j] += gap;
            }

            for (int j = 0; j < msg.getRemoteMap().length; j++) {
                msg.getRemoteMap()[j].source += gap;
            }

            for (int j = 0; j < msg.getN2c().length; j++) {
                msg.getN2c()[j] += gap;
            }

            for (int j = 0; j < msg.getDegrees().length; j++) {
                msg.getDegrees()[j] += degreeGap;

            }

        }

        out.println("" + i + "," + msg.getNb_nodes());
        gap += msg.getNb_nodes();
        degreeGap += currentDegreelen;
    }

    out.flush();
    out.close();
    //Integrate

    Graph graph = new Graph();

    for (int i = 0; i < map.keySet().size(); i++) {
        GraphMessage msg = map.get(i);

        Collections.addAll(graph.getDegrees().getList(), msg.getDegrees());
        Collections.addAll(graph.getLinks().getList(), msg.getLinks());
        Collections.addAll(graph.getWeights().getList(), msg.getWeights());

        graph.setNb_links(graph.getNb_links() + msg.getNb_links());
        graph.setNb_nodes((int) (graph.getNb_nodes() + msg.getNb_nodes()));
        graph.setTotal_weight(graph.getTotal_weight() + msg.getTotal_weight());

    }

    //Merge local done.

    Map<Integer, Vector<Integer>> remoteEdges = new HashMap<Integer, Vector<Integer>>();
    Map<Integer, Vector<Float>> remoteWeighs = new HashMap<Integer, Vector<Float>>();

    for (int i = 0; i < map.keySet().size(); i++) {
        Map<HashMap.SimpleEntry<Integer, Integer>, Float> m = new HashMap<AbstractMap.SimpleEntry<Integer, Integer>, Float>();

        GraphMessage msg = map.get(i);
        for (int j = 0; j < msg.getRemoteMap().length; j++) {

            RemoteMap remoteMap = msg.getRemoteMap()[j];

            int sink = remoteMap.sink;
            int sinkPart = remoteMap.sinkPart;

            int target = map.get(sinkPart).getN2c()[sink];

            HashMap.SimpleEntry<Integer, Integer> key = new HashMap.SimpleEntry<Integer, Integer>(
                    remoteMap.source, target);
            if (m.containsKey(key)) {
                m.put(key, m.get(key) + 1.0f);
            } else {
                m.put(key, 1.0f);
            }
        }

        graph.setNb_links(graph.getNb_links() + m.size());

        Iterator<HashMap.SimpleEntry<Integer, Integer>> itr = m.keySet().iterator();

        while (itr.hasNext()) {

            HashMap.SimpleEntry<Integer, Integer> key = itr.next();
            float w = m.get(key);

            if (remoteEdges.containsKey(key.getKey())) {

                remoteEdges.get(key.getKey()).getList().add(key.getValue());

                if (remoteWeighs.containsKey(key.getKey())) {
                    remoteWeighs.get(key.getKey()).getList().add(w);
                }

            } else {
                Vector<Integer> list = new Vector<Integer>();
                list.getList().add(key.getValue());
                remoteEdges.put(key.getKey(), list);

                Vector<Float> wList = new Vector<Float>();
                wList.getList().add(w);
                remoteWeighs.put(key.getKey(), wList);
            }

        }

    }

    graph.addRemoteEdges(remoteEdges, remoteWeighs);

    //Merge Remote Done

    return graph;

}

---

From source file:com.link_intersystems.lang.reflect.criteria.MemberCriteriaTest.java

@Test
public void privateStaticFields() {
    memberCriteria.membersOfType(Field.class);
    memberCriteria.withAccess(AccessType.PRIVATE);
    memberCriteria.withModifiers(Modifier.STATIC);
    ClassCriteria classCriteria = new ClassCriteria();
    Iterable<Class<?>> classIterable = classCriteria.getIterable(Class.class);
    Iterable<Member> memberIterable = memberCriteria.getIterable(classIterable);
    assertTrue(memberIterable.iterator().hasNext());
    for (Member member : memberIterable) {
        assertTrue("member must be a field", member instanceof Field);
        int modifiers = member.getModifiers();
        assertFalse(Modifier.isPublic(modifiers));
        assertFalse(Modifier.isProtected(modifiers));
        assertTrue(Modifier.isPrivate(modifiers));
        assertTrue(Modifier.isStatic(modifiers));
    }//from w ww .  j  av  a2s .c  o m
}

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