Example usage for java.util List isEmpty

Introduction

In this page you can find the example usage for java.util List isEmpty.

Prototype

boolean isEmpty();

Source Link

Document

Returns true if this list contains no elements.

Usage

From source file:Main.java

public static boolean isIntentResolvable(final Context pContext, final Intent pIntent) {
    final List<ResolveInfo> resolveInfo = pContext.getPackageManager().queryIntentActivities(pIntent, 0);
    return (resolveInfo != null) && !resolveInfo.isEmpty();
}

From source file:Main.java

public static String getCountry(Context context) {
    @SuppressWarnings("static-access")
    LocationManager lm = (LocationManager) context.getSystemService(context.LOCATION_SERVICE);
    Location l = lm.getLastKnownLocation(LocationManager.NETWORK_PROVIDER);
    Geocoder gc = new Geocoder(context);

    try {/*from  w  w w.j  a v a 2 s  .c o m*/
        List<Address> address = gc.getFromLocation(l.getLatitude(), l.getLongitude(), 1);
        if (address != null && address.isEmpty() == false)
            return address.get(0).getCountryName();
    } catch (IOException e) {
        return "";
    }

    return "";
}

From source file:com.reprezen.swagedit.validation.ValidationUtil.java

private static Node findNode(MappingNode root, List<String> paths) {
    if (paths.isEmpty())
        return root;

    String path = paths.get(0);/*from  w  ww .j  ava  2  s.  c  om*/
    if (path.startsWith("/")) {
        path = path.substring(1, path.length());
    }

    final List<String> next = paths.subList(1, paths.size());
    // ~1 is use to escape /
    if (path.contains("~1")) {
        path = path.replaceAll("~1", "/");
    }

    for (NodeTuple child : root.getValue()) {
        if (child.getKeyNode() instanceof ScalarNode) {
            ScalarNode scalar = (ScalarNode) child.getKeyNode();

            if (scalar.getValue().equals(path)) {
                return findNode(child, next);
            }
        }
    }

    return root;
}

From source file:controllers.charroi.Cars.java

public static void delete(long id) {
    Car car = Car.findById(id);//from w w  w  .j  a  v  a 2  s.com
    List<Input> inputs = Input.byCar(car);

    if (inputs.isEmpty()) {
        car.delete();
        flash.success("deleted");
    } else {
        flash.error("Cette voiture ne peut pas tre supprime");
    }

    index();
}

From source file:fi.vm.sade.organisaatio.service.util.OrganisaatioToSolrInputDocumentUtil.java

private static void addNimiHistoria(SolrInputDocument doc, String fieldName, List<OrganisaatioNimi> nimet) {
    if (nimet.isEmpty()) {
        LOG.warn("Nimihistoriassa ei nimi!");
    }//from  w w w.  j ava  2 s  . com
    for (OrganisaatioNimi nimi : nimet) {
        LOG.debug(
                "Nimihistoria " + fieldName + ": " + Joiner.on(", ").join(nimi.getNimi().getValues().values()));

        // Listn nimi kaikilla kielill
        for (String nimiValue : nimi.getNimi().getValues().values()) {
            add(doc, fieldName, nimiValue);
        }
    }
}

From source file:Main.java

/**
 * Gets the immediately descendant element from the parent element.
 * //from   w w w .j  a  va2 s.  c o  m
 * @param parent the parent element in the element tree
 * @param tagName the specified tag name.
 * @return immediately descendant element of parent element, NULL otherwise.
 */
public static Element getElement(Element parent, String tagName) {
    List<Element> children = getElements(parent, tagName);

    if (children.isEmpty()) {
        return null;
    } else {
        return children.get(0);
    }
}

From source file:Main.java

/**
 * Remove an element from a map whose values are lists of elements.
 * @param <T> the type of the keys in the map.
 * @param <U> the type of the elements in the lists.
 * @param key the key for the value to remove.
 * @param value the value to remove.//from   ww  w. j ava2s.  c  o  m
 * @param map the map from which to remove the key/value pair.
 */
public static <T, U> void removeFromListMap(T key, U value, Map<T, List<U>> map) {
    List<U> list = map.get(key);
    if (list == null)
        return;
    list.remove(value);
    if (list.isEmpty())
        map.remove(key);
}

From source file:com.hangum.tadpole.rdb.core.util.DialogUtil.java

/**
 * dialog util/*w w  w . j a  v a  2  s. co m*/
 * @param userDB
 * @param strObject
 */
public static void popupDMLDialog(UserDBDAO userDB, String strObject) {
    try {
        TableDAO tableDao = null;
        List<TableDAO> listTable = userDB.getListTable();
        if (listTable.isEmpty()) {
            if (DBDefine.POSTGRE_DEFAULT != userDB.getDBDefine()) {
                tableDao = TadpoleObjectQuery.getTable(userDB, StringUtils.trim(strObject));
            } else {
                tableDao = new TableDAO(strObject, "");
            }
        } else {
            for (TableDAO tmpTableDAO : listTable) {
                if (strObject.equalsIgnoreCase(tmpTableDAO.getName())) {
                    tableDao = tmpTableDAO;
                    break;
                }
            }
        }

        if (tableDao != null) {
            GenerateStatmentDMLDialog dialog = new GenerateStatmentDMLDialog(
                    PlatformUI.getWorkbench().getActiveWorkbenchWindow().getShell(), false, userDB, tableDao);
            dialog.open();
        }

    } catch (Exception e) {
        logger.error("f4 function", e);
    }
}

From source file:Main.java

private static final <T> int indexOfMinSize(final List<Set<T>> sets) {
    if (sets.isEmpty())
        throw new IllegalArgumentException("empty sets");

    int res = 0;/*  w ww . java  2s  .  c o m*/
    for (int i = 1; i < sets.size(); i++) {
        if (sets.get(i).size() < sets.get(res).size())
            res = i;
    }
    return res;
}

From source file:Main.java

/**
 * Creates an unmodifiable shallow copy of the given original {@link List}. <p> While the copy returns an immutable
 * copy of the {@link List} the content is not cloned in any way. Unless the content is immutable by itself the
 * result is not fully immutable. In the shallow copy all references are the same as in the original {@link List}!
 * </p>//from w  w w.  ja  v a  2 s  .  c  o m
 *
 * @param original The {@link List} to copy the elements fro.
 * @param <E>      The type of the elements
 *
 * @return Returns an immutable (unmodifiable) copy of the original {@link List} with all the elements added but not
 * cloned!
 */
public static <E> List<E> createUnmodifiableShallowCopy(final List<E> original) {
    if (original == null || original.isEmpty()) {
        return Collections.emptyList();
    } else {
        return Collections.unmodifiableList(new ArrayList<E>(original));
    }
}