Example usage for java.util Collections enumeration

Introduction

In this page you can find the example usage for java.util Collections enumeration.

Prototype

public static <T> Enumeration<T> enumeration(final Collection<T> c)

Source Link

Document

Returns an enumeration over the specified collection.

Usage

From source file:org.xwoot.jxta.mock.MockJxtaPeer.java

/** {@inheritDoc} **/
public Enumeration<PeerAdvertisement> getKnownPeers() {

    if (!this.isConnectedToNetwork()) {
        logger.warn("Not connected to network.");
        // return empty enumeration.
        return Collections.enumeration(new ArrayList<PeerAdvertisement>());
    }/*www .j ava  2 s . c  om*/

    discoverPeers(null, null);

    return Collections.enumeration(this.localPeerAdvRegistry);
}

From source file:org.apache.beehive.netui.pageflow.scoping.internal.ScopedRequestImpl.java

public final Enumeration getAttributeNames() {
    Set set = new HashSet();

    if (!_seeOuterRequestAttributes) {
        for (Enumeration e = getRequest().getAttributeNames(); e.hasMoreElements();) {
            Object attrName = e.nextElement();
            if (_visibleOuterRequestAttrs.contains(attrName))
                set.add(attrName);/*from  w  ww.jav  a2 s .  com*/
        }
    }

    for (Enumeration e = _scopedContainer.getAttributeNames(); e.hasMoreElements();) {
        set.add(e.nextElement());
    }

    if (_seeOuterRequestAttributes) {
        for (Enumeration e = getRequest().getAttributeNames(); e.hasMoreElements();) {
            set.add(e.nextElement());
        }
    }

    return Collections.enumeration(set);
}

From source file:com.thoughtworks.go.http.mocks.MockServletContext.java

@Override
public Enumeration<String> getAttributeNames() {
    return Collections.enumeration(new LinkedHashSet<>(this.attributes.keySet()));
}

From source file:org.xwoot.jxta.mock.MockJxtaPeer.java

/** {@inheritDoc} **/
public Enumeration<Advertisement> getKnownAdvertisements(String attribute, String value) {

    Enumeration<Advertisement> result = null;
    if (!this.isConnectedToNetwork()) {
        logger.warn("Not connected to network.");
        // return empty enumeration.
        result = Collections.enumeration(new ArrayList<Advertisement>());
    }/*from   w  w w .j  a  v a 2 s. com*/

    result = Collections.enumeration(new HashSet<Advertisement>(this.localPipeAdvRegistry));

    discoverAdvertisements(null, null, attribute, value);

    return result;
}

From source file:org.apache.sling.servlets.post.impl.helper.SlingFileUploadHandler.java

/**
 * Merge all previous chunks with last chunk's stream into a temporary file
 * and return it./*from   w  w  w.  j  av a  2  s . c  om*/
 */
private File mergeChunks(final Node parentNode, final InputStream lastChunkStream)
        throws PersistenceException, RepositoryException {
    OutputStream out = null;
    SequenceInputStream mergeStrm = null;
    File file = null;
    try {
        file = File.createTempFile("tmp-", "-mergechunk");
        out = new FileOutputStream(file);
        String startPattern = SlingPostConstants.CHUNK_NODE_NAME + "_" + "0_*";
        NodeIterator nodeItr = parentNode.getNodes(startPattern);
        Set<InputStream> inpStrmSet = new LinkedHashSet<InputStream>();
        while (nodeItr.hasNext()) {
            if (nodeItr.getSize() > 1) {
                throw new RepositoryException("more than one node found for pattern: " + startPattern);
            }
            Node rangeNode = nodeItr.nextNode();

            inpStrmSet.add(rangeNode.getProperty(javax.jcr.Property.JCR_DATA).getBinary().getStream());
            log.debug("added chunk {} to merge stream", rangeNode.getName());
            String[] indexBounds = rangeNode.getName()
                    .substring((SlingPostConstants.CHUNK_NODE_NAME + "_").length()).split("_");
            startPattern = SlingPostConstants.CHUNK_NODE_NAME + "_"
                    + String.valueOf(Long.valueOf(indexBounds[1]) + 1) + "_*";
            nodeItr = parentNode.getNodes(startPattern);
        }

        inpStrmSet.add(lastChunkStream);
        mergeStrm = new SequenceInputStream(Collections.enumeration(inpStrmSet));
        IOUtils.copyLarge(mergeStrm, out);
    } catch (IOException e) {
        throw new PersistenceException("excepiton occured", e);
    } finally {
        IOUtils.closeQuietly(out);
        IOUtils.closeQuietly(mergeStrm);

    }
    return file;
}

From source file:de.micromata.genome.tpsb.httpmockup.MockHttpServletRequest.java

/** Returns an enumeration of requested locales. Defaults to the system locale. */
@Override//from w  w w  .j  ava2s  .  c om
public Enumeration<Locale> getLocales() {
    if (this.locales.size() == 0) {
        this.locales.add(Locale.getDefault());
    }

    return Collections.enumeration(this.locales);
}

From source file:org.lwes.db.EventTemplateDB.java

/**
 * Returns an enumeration of all defined events
 *
 * @return an enumeration of all defined events
 *///  ww w .  jav a  2 s  .c om
public Enumeration<String> getEventNames() {
    return Collections.enumeration(this.events.keySet());
}

From source file:org.apache.cocoon.components.store.impl.EHDefaultStore.java

public Enumeration keys() {
    List keys = null;/*from  ww  w .ja va2  s .com*/
    try {
        keys = this.cache.getKeys();
    } catch (CacheException e) {
        if (getLogger().isWarnEnabled()) {
            getLogger().warn("Error while getting cache keys", e);
        }
        keys = Collections.EMPTY_LIST;
    }
    return Collections.enumeration(keys);
}

From source file:org.xwoot.jxta.mock.MockJxtaPeer.java

/** {@inheritDoc} **/
public Enumeration<Advertisement> getKnownDirectCommunicationPipeAdvertisements() {
    ArrayList<Advertisement> pipeAdvs = new ArrayList<Advertisement>();

    Enumeration<Advertisement> en = this.getKnownAdvertisements(PipeAdvertisement.NameTag,
            this.getDirectCommunicationPipeNamePrefix() + "*");

    while (en.hasMoreElements()) {
        Advertisement adv = en.nextElement();
        // Get only PipeAdvertisements that are different from this peer's.
        if (adv instanceof PipeAdvertisement) {
            PipeAdvertisement pipeAdv = (PipeAdvertisement) adv;
            if (!pipeAdv.equals(this.getMyDirectCommunicationPipeAdvertisement())) {
                pipeAdvs.add(adv);/*from   w  w w .  j a  v  a2  s .  co  m*/
            }
        }
    }

    return Collections.enumeration(pipeAdvs);
}

From source file:com.sunchenbin.store.feilong.core.bean.ConvertUtil.java

/**
 * ??./*from w  ww.  j a va 2  s  .c  om*/
 * 
 * @param <T>
 *            the generic type
 * @param collection
 *            ?
 * @return Enumeration
 * @see Collections#enumeration(Collection)
 * @since 1.4.0
 */
public static <T> Enumeration<T> toEnumeration(final Collection<T> collection) {
    return Collections.enumeration(collection);
}