Example usage for java.util ArrayList iterator

List of usage examples for java.util ArrayList iterator

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Introduction

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

Prototype

public Iterator<E> iterator()

Source Link

Document

Returns an iterator over the elements in this list in proper sequence.

Usage

From source file:com.ibm.watson.movieapp.dialog.fvt.config.Utils.java

/**
 * Get list of movie questions/* ww w.j a  va  2 s . co  m*/
 * @param jsonFile
 * @return
 */
public static ArrayList<BaseQuestion> returnMovieList(String jsonFile) {

    ArrayList<BaseQuestion> questions = new ArrayList<BaseQuestion>();
    RestAPI api = RestAPI.getAPI();

    ArrayList<String> genre = api.getMovieOptions(GENRE, jsonFile);
    ArrayList<String> time = api.getMovieOptions(TIME, jsonFile);
    ArrayList<String> rating = api.getMovieOptions(RATING, jsonFile);
    ArrayList<String> expected = api.getMovieOptions(EXPECTED, jsonFile);

    Iterator<String> genreList = genre.iterator();
    while (genreList.hasNext()) {

        String genreVal = genreList.next();
        Iterator<String> timeList = time.iterator();

        while (timeList.hasNext()) {
            String timeVal = timeList.next();

            Iterator<String> ratingList = rating.iterator();
            while (ratingList.hasNext()) {

                String ratingVal = ratingList.next();

                BaseQuestion question = new BaseQuestion.Builder("").genre(genreVal).timeFrame(timeVal)
                        .rating(ratingVal).expectedResponse(expected).build();

                //Make question from parts
                question.makeQuestion();

                //add question to list of questions
                questions.add(question);
            }
        }

    }

    return questions;
}

From source file:it.cnr.isti.thematrix.scripting.sys.DatasetSchema.java

/**
* Check if a set of attributes can be added to a dataset without duplication in the Schema, return null if no
* issues are found. The method checks both duplication with the existing schema and duplicate name in the list of
* attributes to be added. If passed a null or empty list of attributes, the method will warn in the logs but return
* true. A detailed error message is returned if issues are found.
* 
* @param schema/*from  w  ww .  j a v  a 2  s  . c  om*/
*            the schema to extend
* @param newAttributes
*            the List of new attributes as Symbol<?>
* @return either a String with detailed error messages about all conflicting new attributes, or null if there are
*         none.
*/
public static String canExtend(DatasetSchema schema, List<Symbol<?>> newAttributes) {
    if (newAttributes == null || newAttributes.size() == 0) {
        LogST.logP(0, "WARNING DatasetSchema.canExtend() called with empty or null newAttributes");
        return null;
    }
    String result = null;

    List<String> duplicates = new ArrayList<String>();
    for (Symbol<?> attribute : newAttributes) {
        if (schema.containsKey(attribute.name))
            duplicates.add(attribute.name);
    }
    if (duplicates.size() > 0)
        result = " new attributes duplicate existing attributes: " + duplicates.toString() + ";";

    /** 
     * sort the List of new attributes, so that we can check with the existing ones and between them.
     * We copy the list for sorting it, but we do not modify its elements.
     * FIXME the comparator for Symbol<?> should be in Symbol
     **/
    ArrayList<Symbol<?>> copyNewAttributes = new ArrayList(newAttributes);

    Collections.sort(copyNewAttributes, new Comparator<Symbol<?>>() {
        public int compare(Symbol<?> s1, Symbol<?> s2) {
            return s1.name.compareTo(s2.name);
        }
    });

    Iterator<Symbol<?>> i = copyNewAttributes.iterator();
    Symbol<?> s = i.next(); // we know the list is not empty
    Symbol<?> prev = null;
    duplicates.clear();

    while (i.hasNext()) {
        prev = s;
        s = i.next();
        if (s.name.equals(prev.name))
            duplicates.add(s.name);
    }
    if (duplicates.size() > 0) {
        if (result == null)
            result = "";
        result = result + " new attributes duplicate each other: " + duplicates.toString() + ";";
    }
    return result == null ? null : "DatasetSchema : " + result;
}

From source file:XmlHelper.java

/**
 * Returns an iterator over the children of the given element with the given
 * tag name./*from w ww.  j a  v  a2 s  .  c  o  m*/
 * 
 * @param element
 *          The parent element
 * @param tagName
 *          The name of the desired child
 * @return An interator of children or null if element is null.
 */
public static Iterator<Element> getChildrenByTagName(Element element, String tagName) {
    if (element == null)
        return null;
    // getElementsByTagName gives the corresponding elements in the whole
    // descendance. We want only children

    NodeList children = element.getChildNodes();
    ArrayList<Element> goodChildren = new ArrayList<Element>();
    for (int i = 0; i < children.getLength(); i++) {
        Node currentChild = children.item(i);
        if (currentChild.getNodeType() == Node.ELEMENT_NODE
                && ((Element) currentChild).getTagName().equals(tagName)) {
            goodChildren.add((Element) currentChild);
        }
    }
    return goodChildren.iterator();
}

From source file:com.android.launcher3.InstallShortcutReceiver.java

static void flushInstallQueue(Context context) {
    String spKey = LauncherAppState.getSharedPreferencesKey();
    SharedPreferences sp = context.getSharedPreferences(spKey, Context.MODE_PRIVATE);
    ArrayList<PendingInstallShortcutInfo> installQueue = getAndClearInstallQueue(sp, context);
    if (!installQueue.isEmpty()) {
        Iterator<PendingInstallShortcutInfo> iter = installQueue.iterator();
        ArrayList<ItemInfo> addShortcuts = new ArrayList<ItemInfo>();
        while (iter.hasNext()) {
            final PendingInstallShortcutInfo pendingInfo = iter.next();
            final Intent intent = pendingInfo.launchIntent;

            if (LauncherAppState.isDisableAllApps() && !isValidShortcutLaunchIntent(intent)) {
                if (DBG)
                    Log.d(TAG, "Ignoring shortcut with launchIntent:" + intent);
                continue;
            }//from   w  w w  . j  a  v a  2s  .co m

            // If the intent specifies a package, make sure the package exists
            String packageName = pendingInfo.getTargetPackage();
            if (!TextUtils.isEmpty(packageName)) {
                UserHandleCompat myUserHandle = UserHandleCompat.myUserHandle();
                if (!LauncherModel.isValidPackage(context, packageName, myUserHandle)) {
                    if (DBG)
                        Log.d(TAG, "Ignoring shortcut for absent package:" + intent);
                    continue;
                }
            }

            final boolean exists = LauncherModel.shortcutExists(context, pendingInfo.label, intent,
                    pendingInfo.user);
            if (!exists) {
                // Generate a shortcut info to add into the model
                addShortcuts.add(pendingInfo.getShortcutInfo());
            }
        }

        // Add the new apps to the model and bind them
        if (!addShortcuts.isEmpty()) {
            LauncherAppState app = LauncherAppState.getInstance();
            app.getModel().addAndBindAddedWorkspaceApps(context, addShortcuts);
        }
    }
}

From source file:com.sanfriend.launcher4.InstallShortcutReceiver.java

static void flushInstallQueue(Context context) {
    String spKey = LauncherAppState.getSharedPreferencesKey();
    SharedPreferences sp = context.getSharedPreferences(spKey, Context.MODE_PRIVATE);
    ArrayList<PendingInstallShortcutInfo> installQueue = getAndClearInstallQueue(sp, context);
    if (!installQueue.isEmpty()) {
        Iterator<PendingInstallShortcutInfo> iter = installQueue.iterator();
        ArrayList<ItemInfo> addShortcuts = new ArrayList<ItemInfo>();
        while (iter.hasNext()) {
            final PendingInstallShortcutInfo pendingInfo = iter.next();
            final Intent intent = pendingInfo.launchIntent;

            // If the intent specifies a package, make sure the package exists
            String packageName = pendingInfo.getTargetPackage();
            if (!TextUtils.isEmpty(packageName)) {
                UserHandleCompat myUserHandle = UserHandleCompat.myUserHandle();
                if (!LauncherModel.isValidPackage(context, packageName, myUserHandle)) {
                    if (DBG)
                        Log.d(TAG, "Ignoring shortcut for absent package:" + intent);
                    continue;
                }//from   w w  w  .j  ava  2  s.co m
            }

            // Generate a shortcut info to add into the model
            addShortcuts.add(pendingInfo.getShortcutInfo());
        }

        // Add the new apps to the model and bind them
        if (!addShortcuts.isEmpty()) {
            LauncherAppState app = LauncherAppState.getInstance();
            app.getModel().addAndBindAddedWorkspaceItems(context, addShortcuts);
        }
    }
}

From source file:com.stv.launcher.receiver.InstallShortcutReceiver.java

static void flushInstallQueue(Context context) {
    String spKey = LauncherState.getSharedPreferencesKey();
    SharedPreferences sp = context.getSharedPreferences(spKey, Context.MODE_PRIVATE);
    ArrayList<PendingInstallShortcutInfo> installQueue = getAndClearInstallQueue(sp, context);
    if (!installQueue.isEmpty()) {
        Iterator<PendingInstallShortcutInfo> iter = installQueue.iterator();
        ArrayList<ItemInfo> addShortcuts = new ArrayList<ItemInfo>();
        while (iter.hasNext()) {
            final PendingInstallShortcutInfo pendingInfo = iter.next();
            final Intent intent = pendingInfo.launchIntent;

            if (LauncherState.isDisableAllApps() && !isValidShortcutLaunchIntent(intent)) {
                if (DBG)
                    Log.d(TAG, "Ignoring shortcut with launchIntent:" + intent);
                continue;
            }/*w w  w.java 2s .  c om*/

            // If the intent specifies a package, make sure the package exists
            String packageName = pendingInfo.getTargetPackage();
            if (!TextUtils.isEmpty(packageName)) {
                UserHandleCompat myUserHandle = UserHandleCompat.myUserHandle();
                if (!LauncherModel.isValidPackage(context, packageName, myUserHandle)) {
                    if (DBG)
                        Log.d(TAG, "Ignoring shortcut for absent package:" + intent);
                    continue;
                }
            }

            final boolean exists = LauncherModel.shortcutExists(context, pendingInfo.label, intent,
                    pendingInfo.user);
            if (!exists) {
                // Generate a shortcut info to add into the model
                addShortcuts.add(pendingInfo.getShortcutInfo());
            }
        }

        // Add the new apps to the model and bind them
        if (!addShortcuts.isEmpty()) {
            LauncherState app = LauncherState.getInstance();
            app.getModel().addAndBindAddedWorkspaceApps(context, addShortcuts);
        }
    }
}

From source file:DeadlockDetectingLock.java

private static Iterator getAllLocksOwned(Thread t) {
    DeadlockDetectingLock current;/*from   w w  w .  j av  a2  s .  c o m*/
    ArrayList results = new ArrayList();

    Iterator itr = deadlockLocksRegistry.iterator();
    while (itr.hasNext()) {
        current = (DeadlockDetectingLock) itr.next();
        if (current.getOwner() == t)
            results.add(current);
    }
    return results.iterator();
}

From source file:com.marlonjones.voidlauncher.InstallShortcutReceiver.java

static void flushInstallQueue(Context context) {
    SharedPreferences sp = Utilities.getPrefs(context);
    ArrayList<PendingInstallShortcutInfo> installQueue = getAndClearInstallQueue(sp, context);
    if (!installQueue.isEmpty()) {
        Iterator<PendingInstallShortcutInfo> iter = installQueue.iterator();
        ArrayList<ItemInfo> addShortcuts = new ArrayList<ItemInfo>();
        while (iter.hasNext()) {
            final PendingInstallShortcutInfo pendingInfo = iter.next();

            // If the intent specifies a package, make sure the package exists
            String packageName = pendingInfo.getTargetPackage();
            if (!TextUtils.isEmpty(packageName)) {
                UserHandleCompat myUserHandle = UserHandleCompat.myUserHandle();
                if (!LauncherModel.isValidPackage(context, packageName, myUserHandle)) {
                    if (DBG)
                        Log.d(TAG, "Ignoring shortcut for absent package: " + pendingInfo.launchIntent);
                    continue;
                }//  w  w  w  . j  av a  2s . c  om
            }

            // Generate a shortcut info to add into the model
            addShortcuts.add(pendingInfo.getShortcutInfo());
        }

        // Add the new apps to the model and bind them
        if (!addShortcuts.isEmpty()) {
            LauncherAppState app = LauncherAppState.getInstance();
            app.getModel().addAndBindAddedWorkspaceItems(context, addShortcuts);
        }
    }
}

From source file:net.metanotion.web.html.Tag.java

public static Iterator<Object> writeTag(String tagName, Map<String, Object> attributes, boolean selfClose) {
    final ArrayList<Object> t = new ArrayList<>((attributes.size() * 5) + 2);
    t.add("<" + tagName);
    for (final Map.Entry<String, Object> e : attributes.entrySet()) {
        t.add(" ");
        t.add(e.getKey());//w ww.ja  va  2 s  . com
        final Object val = e.getValue();
        if (val != null) {
            t.add("=\"");
            t.add(StringEscapeUtils.escapeHtml4(val.toString()));
            t.add("\"");
        }
    }
    t.add(selfClose ? "/>" : ">");
    return t.iterator();
}

From source file:it.cnr.icar.eric.client.ui.thin.OutputExceptions.java

/**
 * Find a string which should provide most information about a Throwable.
 *
 * @param t Throwable of interest/* ww  w.  j a v  a2 s  .co  m*/
 * @param forLog If true, return more information; going into log
 * @return String message describing original cause for t
 */
private static String getCause(Throwable t, boolean forLog) {
    // Find all causes for this exception
    ArrayList<Throwable> causes = new ArrayList<Throwable>();
    while (null != t) {
        causes.add(t);
        t = t.getCause();
    }
    Collections.reverse(causes);

    // Work backwards through the causes to find the original
    // (hopefully most informative) detail string
    Iterator<Throwable> iter = causes.iterator();
    String msg = null;
    while (iter.hasNext() && null == msg) {
        t = iter.next();
        if (null != t.getMessage()) {
            // Detail string exists
            if (forLog) {
                // Always get class information as well
                msg = t.toString();
            } else {
                msg = goodMessage(t);
            }
        }
    }

    // No detail found, use class information about root cause
    if (null == msg) {
        msg = (causes.get(0)).toString();
    }

    return msg;
}