Example usage for java.util Set iterator

Introduction

In this page you can find the example usage for java.util Set iterator.

Prototype

Iterator<E> iterator();

Source Link

Document

Returns an iterator over the elements in this set.

Usage

From source file:de.xwic.appkit.core.model.EntityModelFactory.java

/**
 * Creates a new entity model based upon the specified entity.
 * @param entity//  w w  w  .ja  v a  2s .  c  o  m
 * @return
 * @throws EntityModelException 
 */
@SuppressWarnings("unchecked")
public static IEntityModel createModel(IEntity entity) {

    // create model and InvocationHandler
    Set<Class<?>> interfacesSet = new HashSet<Class<?>>();
    Class<? extends IEntity> clazz = entity.getClass();
    interfacesSet.add(IEntityModel.class);

    // recursivly add all interfaces
    Class<?> c = clazz;
    while (c != null) {
        Class<?>[] orgInterfaces = c.getInterfaces();
        for (int i = 0; i < orgInterfaces.length; i++) {
            interfacesSet.add(orgInterfaces[i]);
        }
        c = c.getSuperclass();
    }
    Class[] interfaces = new Class[interfacesSet.size()];
    int idx = 0;
    for (Iterator<Class<?>> it = interfacesSet.iterator(); it.hasNext();) {
        interfaces[idx++] = it.next();
    }

    EntityModelInvocationHandler ih = new EntityModelInvocationHandler(entity);
    return (IEntityModel) Proxy.newProxyInstance(classLoader, interfaces, ih);

}

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From source file:ml.shifu.shifu.core.binning.UpdateBinningInfoReducer.java

private static String limitedFrequentItems(Set<String> fis) {
    StringBuilder sb = new StringBuilder(200);
    int size = Math.min(fis.size(), CountAndFrequentItemsWritable.FREQUET_ITEM_MAX_SIZE * 10);
    Iterator<String> iterator = fis.iterator();
    int i = 0;//from ww w .j  av a 2 s.co  m
    while (i < size) {
        String next = iterator.next().replaceAll("\\" + Constants.DEFAULT_DELIMITER, " ").replace(",", " ");
        sb.append(next);
        if (i != size - 1) {
            sb.append(",");
        }
        i += 1;
    }
    return sb.toString();
}

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From source file:com.symbian.driver.plugins.ftptelnet.FtpTransfer.java

/**
 * removeAllInstances: disconnect all instances and deletes them.
 * //  w  ww  .  ja va  2  s  .com
 * @return boolean success/fail (if any fails to disconnect)
 */
public static boolean removeAllInstances() {
    boolean lResult = true;
    Set<String> lkeySet = iFtpInstances.keySet();
    for (Iterator iter = lkeySet.iterator(); iter.hasNext();) {

        FtpTransfer lInstance = (FtpTransfer) iFtpInstances.get(iter.next());
        try {
            lInstance.disconnectFTP();
            iFtpInstances.remove(iter);
        } catch (IOException lIOException) {
            lResult = false;
            LOGGER.log(Level.SEVERE, "Session with transport: " + iter + " failed to disconnect.",
                    lIOException);
        }
    }
    return lResult;
}

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From source file:I18NUtil.java

/**
 * Searches for the nearest locale from the available options.  To match any locale, pass in
 * <tt>null</tt>.// ww  w  . j  av a2 s  .c o  m
 * 
 * @param templateLocale the template to search for or <tt>null</tt> to match any locale
 * @param options the available locales to search from
 * @return Returns the best match from the available options, or the <tt>null</tt> if
 *      all matches fail
 */
public static Locale getNearestLocale(Locale templateLocale, Set<Locale> options) {
    if (options.isEmpty()) // No point if there are no options
    {
        return null;
    } else if (templateLocale == null) {
        for (Locale locale : options) {
            return locale;
        }
    } else if (options.contains(templateLocale)) // First see if there is an exact match
    {
        return templateLocale;
    }
    // make a copy of the set
    Set<Locale> remaining = new HashSet<Locale>(options);

    // eliminate those without matching languages
    Locale lastMatchingOption = null;
    String templateLanguage = templateLocale.getLanguage();
    if (templateLanguage != null && !templateLanguage.equals("")) {
        Iterator<Locale> iterator = remaining.iterator();
        while (iterator.hasNext()) {
            Locale option = iterator.next();
            if (option != null && !templateLanguage.equals(option.getLanguage())) {
                iterator.remove(); // It doesn't match, so remove
            } else {
                lastMatchingOption = option; // Keep a record of the last match
            }
        }
    }
    if (remaining.isEmpty()) {
        return null;
    } else if (remaining.size() == 1 && lastMatchingOption != null) {
        return lastMatchingOption;
    }

    // eliminate those without matching country codes
    lastMatchingOption = null;
    String templateCountry = templateLocale.getCountry();
    if (templateCountry != null && !templateCountry.equals("")) {
        Iterator<Locale> iterator = remaining.iterator();
        while (iterator.hasNext()) {
            Locale option = iterator.next();
            if (option != null && !templateCountry.equals(option.getCountry())) {
                // It doesn't match language - remove
                // Don't remove the iterator. If it matchs a langage but not the country, returns any matched language                     
                // iterator.remove();
            } else {
                lastMatchingOption = option; // Keep a record of the last match
            }
        }
    }
    /*if (remaining.isEmpty())
    {
    return null;
    }
    else */
    if (remaining.size() == 1 && lastMatchingOption != null) {
        return lastMatchingOption;
    } else {
        // We have done an earlier equality check, so there isn't a matching variant
        // Also, we know that there are multiple options at this point, either of which will do.

        // This gets any country match (there will be worse matches so we take the last the country match)
        if (lastMatchingOption != null) {
            return lastMatchingOption;
        } else {
            for (Locale locale : remaining) {
                return locale;
            }
        }
    }
    // The logic guarantees that this code can't be called
    throw new RuntimeException("Logic should not allow code to get here.");
}

---

From source file:ClassFileUtilities.java

private static void computeClassDependencies(InputStream is, Set classpath, Set done, Set result, boolean rec)
        throws IOException {

    Iterator it = getClassDependencies(is).iterator();
    while (it.hasNext()) {
        String s = (String) it.next();
        if (!done.contains(s)) {
            done.add(s);// w  ww .  j a v  a  2 s  .  c  om

            Iterator cpit = classpath.iterator();
            while (cpit.hasNext()) {
                InputStream depis = null;
                String path = null;
                Object cpEntry = cpit.next();
                if (cpEntry instanceof JarFile) {
                    JarFile jarFile = (JarFile) cpEntry;
                    String classFileName = s + ".class";
                    ZipEntry ze = jarFile.getEntry(classFileName);
                    if (ze != null) {
                        path = jarFile.getName() + '!' + classFileName;
                        depis = jarFile.getInputStream(ze);
                    }
                } else {
                    path = ((String) cpEntry) + '/' + s + ".class";
                    File f = new File(path);
                    if (f.isFile()) {
                        depis = new FileInputStream(f);
                    }
                }

                if (depis != null) {
                    result.add(path);

                    if (rec) {
                        computeClassDependencies(depis, classpath, done, result, rec);
                    }
                }
            }
        }
    }
}

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From source file:com.gigaspaces.internal.utils.ClassLoaderCleaner.java

/**
 * Clear the {@link ResourceBundle} cache of any bundles loaded by this class loader or any
 * class loader where this loader is a parent class loader.
 *
 * The ResourceBundle is using WeakReferences so it shouldn't be pinning the class loader in
 * memory. However, it is. Therefore clear ou the references.
 *///from ww  w .  j  av  a2 s . c  o  m
private static void clearReferencesResourceBundles(ClassLoader classLoader) {
    // Get a reference to the cache
    try {
        Field cacheListField = ResourceBundle.class.getDeclaredField("cacheList");
        cacheListField.setAccessible(true);

        // Java 6 uses ConcurrentMap
        // Java 5 uses SoftCache extends Abstract Map
        // So use Map and it *should* work with both
        Map<?, ?> cacheList = (Map<?, ?>) cacheListField.get(null);

        // Get the keys (loader references are in the key)
        Set<?> keys = cacheList.keySet();

        Field loaderRefField = null;

        // Iterate over the keys looking at the loader instances
        Iterator<?> keysIter = keys.iterator();

        int countRemoved = 0;

        while (keysIter.hasNext()) {
            Object key = keysIter.next();

            if (loaderRefField == null) {
                loaderRefField = key.getClass().getDeclaredField("loaderRef");
                loaderRefField.setAccessible(true);
            }
            WeakReference<?> loaderRef = (WeakReference<?>) loaderRefField.get(key);

            ClassLoader loader = (ClassLoader) loaderRef.get();

            while (loader != null && loader != classLoader) {
                loader = loader.getParent();
            }

            if (loader != null) {
                keysIter.remove();
                countRemoved++;
            }
        }

        if (countRemoved > 0 && logger.isLoggable(Level.FINE)) {
            logger.fine("Removed [" + countRemoved + "] ResourceBundle references from the cache");
        }
    } catch (Exception e) {
        logger.log(Level.WARNING, "Failed to clear ResourceBundle references", e);
    }
}

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From source file:ListAlgorithms.java

public static void printSet(String setName, Set algorithms) {
    System.out.println(setName + ":");
    if (algorithms.isEmpty()) {
        System.out.println("            None available.");
    } else {//  w w w  . j a  va 2s .  c om
        Iterator it = algorithms.iterator();
        while (it.hasNext()) {
            String name = (String) it.next();

            System.out.println("            " + name);
        }
    }
}

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From source file:com.zving.cms.site.Site.java

public static void addDefaultPriv(long siteID, Transaction trans) {
    Set set = Priv.SITE_MAP.keySet();
    String code;/*from www.j  ava  2s. co m*/
    ZDPrivilegeSchema priv;
    for (Iterator iter = set.iterator(); iter.hasNext();) {
        code = (String) iter.next();
        priv = new ZDPrivilegeSchema();
        priv.setOwnerType("R");
        priv.setOwner("admin");
        priv.setID(String.valueOf(siteID));
        priv.setPrivType("site");
        priv.setCode(code);
        priv.setValue("1");
        trans.add(priv, 1);
    }

    set = Priv.ARTICLE_MAP.keySet();
    for (Iterator iter = set.iterator(); iter.hasNext();) {
        code = (String) iter.next();
        priv = new ZDPrivilegeSchema();
        priv.setOwnerType("R");
        priv.setOwner("admin");
        priv.setID(String.valueOf(siteID));
        priv.setPrivType("site");
        priv.setCode(code);
        priv.setValue("1");
        trans.add(priv, 1);
    }
}

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From source file:net.sourceforge.fenixedu.domain.space.SpaceUtils.java

public static Occupation getFirstOccurrenceOfResourceAllocationByClass(final Space space, final Lesson lesson) {
    for (final Occupation resourceAllocation : space.getOccupationSet()) {
        if (resourceAllocation instanceof LessonInstanceSpaceOccupation) {
            final LessonInstanceSpaceOccupation lessonInstanceSpaceOccupation = (LessonInstanceSpaceOccupation) resourceAllocation;
            final Set<LessonInstance> instancesSet = lessonInstanceSpaceOccupation.getLessonInstancesSet();
            if (!instancesSet.isEmpty() && instancesSet.iterator().next().getLesson() == lesson) {
                return resourceAllocation;
            }//from   w w  w  . j  a va2s.c  om
        }
    }
    return null;
}

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From source file:org.jboss.as.test.integration.logging.formatters.XmlFormatterTestCase.java

private static void validateDefault(final Document doc, final Collection<String> expectedKeys,
        final String expectedMessage) {
    final Set<String> remainingKeys = new HashSet<>(expectedKeys);

    String loggerClassName = null;
    String loggerName = null;// w  w w .ja  va 2s . c  o m
    String level = null;
    String message = null;

    // Check all the expected keys
    final Iterator<String> iterator = remainingKeys.iterator();
    while (iterator.hasNext()) {
        final String key = iterator.next();
        final NodeList children = doc.getElementsByTagName(key);
        Assert.assertTrue(String.format("Key %s was not found in the document: %s", key, doc),
                children.getLength() > 0);
        final Node child = children.item(0);
        if ("loggerClassName".equals(child.getNodeName())) {
            loggerClassName = child.getTextContent();
        } else if ("loggerName".equals(child.getNodeName())) {
            loggerName = child.getTextContent();
        } else if ("level".equals(child.getNodeName())) {
            level = child.getTextContent();
        } else if ("message".equals(child.getNodeName())) {
            message = child.getTextContent();
        }
        iterator.remove();
    }

    // Should have no more remaining keys
    Assert.assertTrue("There are remaining keys that were not validated: " + remainingKeys,
            remainingKeys.isEmpty());

    Assert.assertEquals("org.jboss.logging.Logger", loggerClassName);
    Assert.assertEquals(LoggingServiceActivator.LOGGER.getName(), loggerName);
    Assert.assertTrue("Invalid level found in " + level, isValidLevel(level));
    Assert.assertEquals(expectedMessage, message);
}

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