Example usage for java.util List toArray

Introduction

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

Prototype

<T> T[] toArray(T[] a);

Source Link

Document

Returns an array containing all of the elements in this list in proper sequence (from first to last element); the runtime type of the returned array is that of the specified array.

Usage

From source file:com.us.reflect.ClassFinder.java

/**
 * ??//w w  w .  j a v a  2 s. c  o  m
 * 
 * @param path 
 * @return
 */
private static String[] findParameters(String path) {
    int methodStart = path.indexOf("(");
    if (methodStart == -1) {
        return ArrayHelper.make();
    }
    int methodEnd = path.indexOf(")");
    String list = path.substring(methodStart + 1, methodEnd);
    if (list.trim().equals("")) {
        return ArrayHelper.make();
    }
    List<String> plist = new LinkedList<String>();
    for (String param : list.split(",")) {
        if (param.trim().equals(""))
            throw new IllegalArgumentException("Parameters error");
        plist.add(param.trim());
    }
    return plist.toArray(new String[] {});
}

From source file:com.netflix.genie.core.jpa.specifications.JpaClusterSpecs.java

/**
 * Get all the clusters given the specified parameters.
 *
 * @param commandId The id of the command that is registered with this cluster
 * @param statuses  The status of the cluster
 * @return The specification//from  www .java  2  s .  c o  m
 */
public static Specification<ClusterEntity> findClustersForCommand(final String commandId,
        final Set<ClusterStatus> statuses) {
    return (final Root<ClusterEntity> root, final CriteriaQuery<?> cq, final CriteriaBuilder cb) -> {
        final List<Predicate> predicates = new ArrayList<>();
        final Join<ClusterEntity, CommandEntity> commands = root.join(ClusterEntity_.commands);

        predicates.add(cb.equal(commands.get(CommandEntity_.id), commandId));

        if (statuses != null && !statuses.isEmpty()) {
            //Could optimize this as we know size could use native array
            final List<Predicate> orPredicates = statuses.stream()
                    .map(status -> cb.equal(root.get(ClusterEntity_.status), status))
                    .collect(Collectors.toList());
            predicates.add(cb.or(orPredicates.toArray(new Predicate[orPredicates.size()])));
        }

        return cb.and(predicates.toArray(new Predicate[predicates.size()]));
    };
}

From source file:com.stratuscom.harvester.Utils.java

public static String[] splitOnWhitespace(String input) {
    List<String> strings = new ArrayList<String>();
    StringTokenizer tok = new StringTokenizer(Strings.WHITESPACE_SEPARATORS);
    while (tok.hasMoreTokens()) {
        strings.add(tok.nextToken());/* w w w . j  a v a  2 s .  c o  m*/
    }
    return (String[]) strings.toArray(new String[0]);
}

From source file:edu.pitt.dbmi.ccd.db.specification.VocabularySpecification.java

private static Predicate buildSearchSpec(Root<Vocabulary> root, CriteriaBuilder cb, Set<String> matches,
        Set<String> nots) {
    List<Predicate> predicates = new ArrayList<>(0);
    if (!isEmpty(matches)) {
        predicates.addAll(inNameOrDescription(root, cb, matches));
    }//w ww.  j a  va 2 s . c  om
    if (!isEmpty(nots)) {
        predicates.addAll(notInNameOrDescription(root, cb, nots));
    }
    return cb.and(predicates.toArray(new Predicate[predicates.size()]));
}

From source file:edu.stanford.mobisocial.dungbeetle.feed.DbObjects.java

public static String[] getRenderableTypes() {
    List<String> renderables = new ArrayList<String>();
    for (DbEntryHandler o : objs) {
        if (o instanceof FeedRenderer) {
            renderables.add(o.getType());
        }//w  w  w .ja  va2 s .c  o m
    }
    return renderables.toArray(new String[renderables.size()]);
}

From source file:io.fabric8.camel.tooling.util.CamelNamespaces.java

protected static Element findOrCreateDescriptionOnNextElement(Element element, int commentIndex, Parent root) {
    // lets find the next peer element node and if it can contain a description lets use that
    List<Node> nodes = element.getNodes();
    Node[] array = nodes.toArray(new Node[nodes.size()]);
    for (int i = commentIndex + 1; i < array.length; i++) {
        if (array[i] instanceof Element) {
            if (elementsWithDescription().contains(element.getName())) {
                return findOrCreateDescrptionElement((Element) array[i], root);
            }/*from   ww w  .j av a 2  s.  c  om*/
        }
    }

    return findOrCreateDescrptionElement(element, root);
}

From source file:org.mstc.zmq.json.Decoder.java

static <T> T[] toArray(List<T> list) {
    Class clazz = list.get(0).getClass(); // check for size and null before
    T[] array = (T[]) java.lang.reflect.Array.newInstance(clazz, list.size());
    return list.toArray(array);
}

From source file:Main.java

/**
 * @param sibling/*  w  w w .java2s  .com*/
 * @param uri
 * @param nodeName
 * @return nodes with the constrain
 */
public static Element[] selectNodes(Node sibling, String uri, String nodeName) {
    List<Element> list = new ArrayList<Element>();
    while (sibling != null) {
        if (sibling.getNamespaceURI() != null && sibling.getNamespaceURI().equals(uri)
                && sibling.getLocalName().equals(nodeName)) {
            list.add((Element) sibling);
        }
        sibling = sibling.getNextSibling();
    }
    return list.toArray(new Element[list.size()]);
}

From source file:org.apache.sling.replication.transport.impl.HttpTransportHandler.java

public static String[] getCustomizedHeaders(String[] additionalHeaders, String action, String[] paths) {
    List<String> headers = new ArrayList<String>();

    for (String additionalHeader : additionalHeaders) {
        int idx = additionalHeader.indexOf("->");

        if (idx < 0) {
            headers.add(additionalHeader);
        } else {/*w  ww  .  jav  a 2  s. co  m*/
            String actionSelector = additionalHeader.substring(0, idx).trim();
            String header = additionalHeader.substring(idx + 2).trim();

            if (actionSelector.equalsIgnoreCase(action) || actionSelector.equals("*")) {
                headers.add(header);
            }
        }
    }

    StringBuilder sb = new StringBuilder();

    if (paths != null && paths.length > 0) {
        sb.append(paths[0]);
        for (int i = 1; i < paths.length; i++) {
            sb.append(", ").append(paths[i]);
        }
    }

    String path = sb.toString();

    List<String> boundHeaders = new ArrayList<String>();

    for (String header : headers) {
        boundHeaders.add(header.replace(PATH_VARIABLE_NAME, path));
    }

    return boundHeaders.toArray(new String[boundHeaders.size()]);
}

From source file:Main.java

public static JComponent[] getAllSubComponents(Container root) {
    List<JComponent> comps = new LinkedList<JComponent>();
    for (Component c : root.getComponents()) {
        try {/*w  w w. j  a va2 s. c  o  m*/
            comps.add((JComponent) c);
            comps.addAll(Arrays.asList(getAllSubComponents((JComponent) c)));
        } catch (final ClassCastException e) {
            continue;
        }
    }
    return comps.toArray(new JComponent[comps.size()]);
}