Example usage for java.util ListIterator remove

List of usage examples for java.util ListIterator remove

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Introduction

In this page you can find the example usage for java.util ListIterator remove.

Prototype

void remove();

Source Link

Document

Removes from the list the last element that was returned by #next or #previous (optional operation).

Usage

From source file:org.gatein.integration.jboss.as7.deployment.PortletBridgeDependencyProcessor.java

private void addPortletBridgeListener(DeploymentUnit deploymentUnit) {
    WarMetaData warMetaData = deploymentUnit.getAttachment(WarMetaData.ATTACHMENT_KEY);
    if (warMetaData == null) {
        log.debug("Not installing Portlet Bridge web tier integration as no war metadata found");
        return;//  w w w. ja  va2 s . co m
    }
    JBossWebMetaData webMetaData = warMetaData.getMergedJBossWebMetaData();
    if (webMetaData == null) {
        log.debug("Not installing Portlet Bridge web tier integration as no merged web metadata found");
        return;
    }

    List<ListenerMetaData> listeners = webMetaData.getListeners();
    if (listeners == null) {
        listeners = new ArrayList<ListenerMetaData>();
        webMetaData.setListeners(listeners);
    } else {
        //if the portlet bridge listener is present remove it
        //this should allow wars to be portable between AS7 and servlet containers
        final ListIterator<ListenerMetaData> iterator = listeners.listIterator();
        while (iterator.hasNext()) {
            final ListenerMetaData listener = iterator.next();
            if (listener.getListenerClass().trim().equals(PBR_LISTENER)) {
                log.debugf(
                        "Removing portlet bridge listener %s from web config, as it is not needed in EE6 environments",
                        PBR_LISTENER);
                iterator.remove();
                break;
            }
        }
    }
    listeners.add(0, cdiListener);
}

From source file:org.apache.fop.render.rtf.rtflib.rtfdoc.RtfTextrun.java

/**
 * Inserts paragraph break before all close group marks.
 *
 * @throws IOException  for I/O problems
 * @return The paragraph break element// w  w w  .ja  va 2s  . co m
 */
public RtfParagraphBreak addParagraphBreak() throws IOException {
    // get copy of children list
    List children = getChildren();
    Stack tmp = new Stack();
    RtfParagraphBreak par = null;

    // delete all previous CloseGroupMark
    int deletedCloseGroupCount = 0;

    ListIterator lit = children.listIterator(children.size());
    while (lit.hasPrevious() && (lit.previous() instanceof RtfCloseGroupMark)) {
        tmp.push(Integer.valueOf(((RtfCloseGroupMark) lit.next()).getBreakType()));
        lit.remove();
        deletedCloseGroupCount++;
    }

    if (children.size() != 0) {
        // add paragraph break and restore all deleted close group marks
        setChildren(children);
        par = new RtfParagraphBreak(this, writer);
        for (int i = 0; i < deletedCloseGroupCount; i++) {
            addCloseGroupMark(((Integer) tmp.pop()).intValue());
        }
    }
    return par;
}

From source file:com.amazonaws.services.kinesis.clientlibrary.lib.worker.ProcessTask.java

/**
 * Scans a list of records to filter out records up to and including the most recent checkpoint value and to get
 * the greatest extended sequence number from the retained records. Also emits metrics about the records.
 *
 * @param scope metrics scope to emit metrics into
 * @param records list of records to scan and change in-place as needed
 * @param lastCheckpointValue the most recent checkpoint value
 * @param lastLargestPermittedCheckpointValue previous largest permitted checkpoint value
 * @return the largest extended sequence number among the retained records
 *///from   w  w  w  . j ava  2 s . c  o  m
private ExtendedSequenceNumber filterAndGetMaxExtendedSequenceNumber(IMetricsScope scope, List<Record> records,
        final ExtendedSequenceNumber lastCheckpointValue,
        final ExtendedSequenceNumber lastLargestPermittedCheckpointValue) {
    ExtendedSequenceNumber largestExtendedSequenceNumber = lastLargestPermittedCheckpointValue;
    ListIterator<Record> recordIterator = records.listIterator();
    while (recordIterator.hasNext()) {
        Record record = recordIterator.next();
        ExtendedSequenceNumber extendedSequenceNumber = new ExtendedSequenceNumber(record.getSequenceNumber(),
                record instanceof UserRecord ? ((UserRecord) record).getSubSequenceNumber() : null);

        if (extendedSequenceNumber.compareTo(lastCheckpointValue) <= 0) {
            recordIterator.remove();
            LOG.debug("removing record with ESN " + extendedSequenceNumber
                    + " because the ESN is <= checkpoint (" + lastCheckpointValue + ")");
            continue;
        }

        if (largestExtendedSequenceNumber == null
                || largestExtendedSequenceNumber.compareTo(extendedSequenceNumber) < 0) {
            largestExtendedSequenceNumber = extendedSequenceNumber;
        }

        scope.addData(DATA_BYTES_PROCESSED_METRIC, record.getData().limit(), StandardUnit.Bytes,
                MetricsLevel.SUMMARY);
    }
    return largestExtendedSequenceNumber;
}

From source file:org.openhab.binding.canopen.internal.CANOpenBinding.java

public void bindingChanged(BindingProvider provider, String itemName) {
    super.bindingChanged(provider, itemName);

    // register as listener!

    if (!((CANOpenBindingProvider) provider).providesBindingFor(itemName)) { // Item was removed
        //         logger.debug("removing item " + itemName);
        // TODO provide for removal of unused sockets
        // remove PDO
        Integer pdoId = itemPDOMap.get(itemName);
        if (pdoId != null) {
            LinkedList<CANOpenItemConfig> pdoList = pdoConfigMap.get(pdoId);
            if (pdoList != null) {
                ListIterator<CANOpenItemConfig> iterator = pdoList.listIterator();
                while (iterator.hasNext()) {
                    if (itemName.equals(iterator.next().getItemName()))
                        iterator.remove();
                }/*ww  w . ja  va  2 s  .  c o m*/
            }
            itemPDOMap.remove(itemName);
        }
        // remove NMT
        Iterator<CANOpenItemConfig> configsIterator = nmtConfigMap.values().iterator();
        while (configsIterator.hasNext()) {
            if (itemName.equals(configsIterator.next().getItemName()))
                configsIterator.remove();
        }

        // remove SDOs
        for (SDODeviceManager manager : sdoDeviceManagerMap.values()) {
            if (manager.removeItemName(itemName))
                break;
        }

    } else {
        CANOpenItemConfig itemConfig = ((CANOpenBindingProvider) provider).getItemConfig(itemName);
        ISocketConnection conn = null;
        try {
            conn = CANOpenActivator.getConnection(itemConfig.getCanInterfaceId());
            conn.addMessageReceivedListener(this);
            conn.open();
        } catch (Exception e) {
            logger.error(
                    "Error adding listener to or opening socket " + itemConfig.getCanInterfaceId() + ": " + e);
        }

        if (conn != null) {
            initializeItem(conn, itemConfig);
        }

        // add PDO
        if (itemConfig.providesTxPDO()) {
            LinkedList<CANOpenItemConfig> pdoList = pdoConfigMap.get(itemConfig.getPDOId());
            if (pdoList == null) {
                pdoList = new LinkedList<CANOpenItemConfig>();
                pdoConfigMap.put(itemConfig.getPDOId(), pdoList);
            }
            pdoList.add(itemConfig);
            itemPDOMap.put(itemName, itemConfig.getPDOId());
        }

        // add NMT
        if (itemConfig.providesNMT()) {
            nmtConfigMap.put(itemConfig.getDeviceID(), itemConfig);
        }

        // add SDO
        if (itemConfig.providesSDO()) {
            SDODeviceManager manager = sdoDeviceManagerMap.get(itemConfig.getDeviceID());
            if (manager == null) {
                manager = new SDODeviceManager(this, sdoResponseTimeout);
                sdoDeviceManagerMap.put(itemConfig.getDeviceID(), manager);
            }
            manager.add(itemConfig);
        }

        logger.debug("added item config " + itemConfig);
    }
}

From source file:chat.viska.commons.pipelines.Pipeline.java

/**
 * Removes a {@link Pipe}. Fails silently if the specified {@link Pipe} does
 * not exist in the pipeline.//w w w .j  ava  2 s .  c om
 */
@SchedulerSupport(SchedulerSupport.IO)
public Maybe<Pipe> remove(final Pipe pipe) {
    return Maybe.fromCallable((Callable<@Nullable Pipe>) () -> {
        pipeLock.writeLock().lockInterruptibly();
        try {
            final ListIterator iterator = getIteratorOf(pipe);
            if (iterator == null) {
                return null;
            }
            iterator.next(); // For the remove() to work
            iterator.remove();
            pipe.onRemovedFromPipeline(this);
        } finally {
            pipeLock.writeLock().unlock();
        }
        return pipe;
    }).subscribeOn(Schedulers.io());
}

From source file:org.broadleafcommerce.core.order.strategy.FulfillmentGroupItemStrategyImpl.java

@Override
public CartOperationRequest verify(CartOperationRequest request) throws PricingException {
    Order order = request.getOrder();/*  w ww  .  j a va  2s.co  m*/

    if (isRemoveEmptyFulfillmentGroups() && order.getFulfillmentGroups() != null) {
        ListIterator<FulfillmentGroup> fgIter = order.getFulfillmentGroups().listIterator();
        while (fgIter.hasNext()) {
            FulfillmentGroup fg = fgIter.next();
            if (fg.getFulfillmentGroupItems() == null || fg.getFulfillmentGroupItems().size() == 0) {
                fgIter.remove();
                fulfillmentGroupService.delete(fg);
            }
        }
    }

    Map<Long, Integer> oiQuantityMap = new HashMap<Long, Integer>();
    List<OrderItem> expandedOrderItems = new ArrayList<OrderItem>();
    Map<Long, FulfillmentGroupItem> fgItemMap = new HashMap<Long, FulfillmentGroupItem>();

    for (OrderItem oi : order.getOrderItems()) {
        if (oi instanceof BundleOrderItem) {
            for (DiscreteOrderItem doi : ((BundleOrderItem) oi).getDiscreteOrderItems()) {
                expandedOrderItems.add(doi);
            }
        } else if (oi instanceof DiscreteOrderItem) {
            expandedOrderItems.add(oi);
        } else {
            expandedOrderItems.add(oi);
        }
    }

    for (OrderItem oi : expandedOrderItems) {
        Integer oiQuantity = oiQuantityMap.get(oi.getId());
        if (oiQuantity == null) {
            oiQuantity = 0;
        }

        if (oi instanceof DiscreteOrderItem && ((DiscreteOrderItem) oi).getBundleOrderItem() != null) {
            oiQuantity += ((DiscreteOrderItem) oi).getBundleOrderItem().getQuantity() * oi.getQuantity();
        } else {
            oiQuantity += oi.getQuantity();
        }

        oiQuantityMap.put(oi.getId(), oiQuantity);
    }

    for (FulfillmentGroup fg : order.getFulfillmentGroups()) {
        for (FulfillmentGroupItem fgi : fg.getFulfillmentGroupItems()) {
            Long oiId = fgi.getOrderItem().getId();
            Integer oiQuantity = oiQuantityMap.get(oiId);

            if (oiQuantity == null) {
                throw new IllegalStateException(
                        "Fulfillment group items and discrete order items are not in sync. DiscreteOrderItem id: "
                                + oiId);
            }
            oiQuantity -= fgi.getQuantity();
            oiQuantityMap.put(oiId, oiQuantity);
            fgItemMap.put(fgi.getId(), fgi);
        }
    }

    for (Entry<Long, Integer> entry : oiQuantityMap.entrySet()) {
        if (!entry.getValue().equals(0)) {
            if (useSingleFulfillmentGroupQtySync(order.getFulfillmentGroups())) {
                LOG.warn("Not enough fulfillment group items found for DiscreteOrderItem id:" + entry.getKey());
                // There are edge cases where the OrderItem and FulfillmentGroupItem quantities can fall out of sync. If this happens
                // we set the FGItem to the correct quantity from the OrderItem and save/reprice the order to synchronize them.
                FulfillmentGroupItem fgItem = fgItemMap.get(entry.getKey());
                for (OrderItem oi : expandedOrderItems) {
                    if (oi.getId().equals(fgItem.getOrderItem().getId())) {
                        LOG.warn("Synchronizing FulfillmentGroupItem to match OrderItem [" + entry.getKey()
                                + "] quantity of : " + oi.getQuantity());
                        fgItem.setQuantity(oi.getQuantity());
                    }
                }
                // We price the order in order to get the right amount after the qty change
                order = orderService.save(order, true);
                request.setOrder(order);
            } else {
                throw new IllegalStateException(
                        "Not enough fulfillment group items found for DiscreteOrderItem id: " + entry.getKey());
            }
        }
    }

    return request;
}

From source file:chat.viska.commons.pipelines.Pipeline.java

/**
 * Removes a {@link Pipe}.//from w ww  . j  a v  a  2 s  . c  o m
 */
@SchedulerSupport(SchedulerSupport.IO)
public Maybe<Pipe> remove(final String name) {
    Validate.notBlank(name);
    return Maybe.fromCallable((Callable<@Nullable Pipe>) () -> {
        final Pipe pipe;
        pipeLock.writeLock().lockInterruptibly();
        try {
            final ListIterator<Map.Entry<String, Pipe>> iterator = getIteratorOf(name);
            if (iterator == null) {
                return null;
            }
            pipe = iterator.next().getValue();
            iterator.remove();
            pipe.onRemovedFromPipeline(this);
        } finally {
            pipeLock.writeLock().unlock();
        }
        return pipe;
    }).subscribeOn(Schedulers.io());
}

From source file:org.apache.pig.backend.hadoop.hbase.HBaseTableInputFormat.java

@Override
public List<InputSplit> getSplits(org.apache.hadoop.mapreduce.JobContext context) throws IOException {
    List<InputSplit> splits = super.getSplits(context);
    ListIterator<InputSplit> splitIter = splits.listIterator();
    while (splitIter.hasNext()) {
        TableSplit split = (TableSplit) splitIter.next();
        byte[] startKey = split.getStartRow();
        byte[] endKey = split.getEndRow();
        // Skip if the region doesn't satisfy configured options.
        if ((skipRegion(CompareOp.LESS, startKey, lt_)) || (skipRegion(CompareOp.GREATER, endKey, gt_))
                || (skipRegion(CompareOp.GREATER, endKey, gte_))
                || (skipRegion(CompareOp.LESS_OR_EQUAL, startKey, lte_))) {
            splitIter.remove();
        }/*from ww w  .j av  a  2s.c  om*/
    }
    return splits;
}

From source file:com.starup.traven.travelkorea.ImageGridFragment.java

private String loadXmlFromNetwork(String urlString) throws XmlPullParserException, IOException {
    InputStream stream = null;/*from   w ww  .ja  va 2 s  . co  m*/
    VisitKoreaXmlParser stackOverflowXmlParser = new VisitKoreaXmlParser();

    try {
        stream = downloadUrl(urlString);

        mGridData = null;
        mGridData = stackOverflowXmlParser.parse(stream);

        ListIterator<Entry> iter = mGridData.listIterator();

        while (iter.hasNext()) {
            Entry entry = iter.next();
            if (entry.firstimage == null) {
                iter.remove();
            }
        }

        // Makes sure that the InputStream is closed after the app is
        // finished using it.
    } finally {
        if (stream != null) {
            stream.close();
        }
    }

    return "OK";
}

From source file:org.xwiki.refactoring.internal.splitter.DefaultDocumentSplitter.java

/**
 * A recursive method for traversing the xdom of the root document and splitting it into sub documents.
 *
 * @param parentDoc the parent {@link WikiDocument} under which the given list of children reside.
 * @param children current list of blocks being traversed.
 * @param depth the depth from the root xdom to current list of children.
 * @param result space for storing the resulting documents.
 * @param splittingCriterion the {@link SplittingCriterion}.
 * @param namingCriterion the {@link NamingCriterion}.
 *//*from   w w w.  java  2 s .  co  m*/
private void split(WikiDocument parentDoc, List<Block> children, int depth, List<WikiDocument> result,
        SplittingCriterion splittingCriterion, NamingCriterion namingCriterion) {
    ListIterator<Block> it = children.listIterator();
    while (it.hasNext()) {
        Block block = it.next();
        if (splittingCriterion.shouldSplit(block, depth)) {
            // Split a new document and add it to the results list.
            XDOM xdom = new XDOM(block.getChildren());
            String newDocumentName = namingCriterion.getDocumentName(xdom);
            WikiDocument newDoc = new WikiDocument(newDocumentName, xdom, parentDoc);
            result.add(newDoc);
            // Remove the original block from the parent document.
            it.remove();
            // Place a link from the parent to child.
            it.add(new NewLineBlock());
            it.add(createLink(block, newDocumentName));
            // Check whether this node should be further traversed.
            if (splittingCriterion.shouldIterate(block, depth)) {
                split(newDoc, newDoc.getXdom().getChildren(), depth + 1, result, splittingCriterion,
                        namingCriterion);
            }
        } else if (splittingCriterion.shouldIterate(block, depth)) {
            split(parentDoc, block.getChildren(), depth + 1, result, splittingCriterion, namingCriterion);
        }
    }
}