Example usage for java.util LinkedList addFirst

Introduction

In this page you can find the example usage for java.util LinkedList addFirst.

Prototype

public void addFirst(E e)

Source Link

Document

Inserts the specified element at the beginning of this list.

Usage

From source file:com.google.ie.business.service.impl.ProjectServiceImpl.java

@SuppressWarnings("unchecked")
private void addIdeaToRecentlyPickedIdeaListInCache(Idea ideaToBeAdded) {
    /* Get the list of recently picked ideas from cache */
    LinkedList<Idea> ideas = (LinkedList<Idea>) CacheHelper.getObject(CacheConstants.IDEA_NAMESPACE,
            CacheConstants.RECENTLY_PICKED_IDEAS);
    if (ideas != null) {
        Iterator<Idea> iterator = ideas.iterator();
        Idea ideaFromCache = null;/*  w  w  w  .  j ava2  s .  c  om*/
        /* Iterate to check whether the list already contains the idea */
        while (iterator.hasNext()) {
            ideaFromCache = iterator.next();
            String ideaKey = ideaFromCache.getKey();
            if (ideaKey.equalsIgnoreCase(ideaToBeAdded.getKey())) {
                /*
                 * If idea already exists in the list , move it to the head
                 */
                ideas.remove(ideaFromCache);
                ideas.addFirst(ideaFromCache);
                CacheHelper.putObject(CacheConstants.IDEA_NAMESPACE, CacheConstants.RECENTLY_PICKED_IDEAS,
                        ideas, CacheConstants.RECENTLY_PICKED_IDEAS_EXPIRATION_DELAY);
                return;
            }
        }
    }
    /* This is executed if the idea does not already exist in cache */
    ideaService.addIdeaToListInCache(ideaToBeAdded, CacheConstants.RECENTLY_PICKED_IDEAS,
            DEFAULT_NO_OF_RECENT_PROJECTS, CacheConstants.RECENTLY_PICKED_IDEAS_EXPIRATION_DELAY);
}

From source file:org.apache.metron.stellar.common.StellarCompiler.java

@Override
public void exitFunc_args(StellarParser.Func_argsContext ctx) {
    final FrameContext.Context context = getArgContext();
    expression.tokenDeque.push(new Token<>((tokenDeque, state) -> {
        LinkedList<Object> args = new LinkedList<>();
        while (true) {
            Token<?> token = popDeque(tokenDeque);
            if (token.getUnderlyingType().equals(FunctionMarker.class)) {
                break;
            } else {
                args.addFirst(token.getValue());
            }//from   ww w .  jav  a2s  . c  om
        }
        tokenDeque.push(new Token<>(args, List.class, context));
    }, DeferredFunction.class, context));
}

From source file:org.apache.metron.stellar.common.StellarCompiler.java

@Override
public void exitList_entity(StellarParser.List_entityContext ctx) {
    final FrameContext.Context context = getArgContext();
    expression.tokenDeque.push(new Token<>((tokenDeque, state) -> {
        LinkedList<Object> args = new LinkedList<>();
        while (true) {
            Token<?> token = popDeque(tokenDeque);
            if (token.getUnderlyingType().equals(FunctionMarker.class)) {
                break;
            } else {
                args.addFirst(token.getValue());
            }/*from  w ww. j  a v  a  2s  .c  o m*/
        }
        tokenDeque.push(new Token<>(args, List.class, context));
    }, DeferredFunction.class, context));
}

From source file:com.jaspersoft.jasperserver.api.common.service.impl.JdbcDriverServiceImpl.java

private List<ClassLoader> getAvailableClassLoaders(String driverClass) {
    LinkedList<ClassLoader> classLoaders = new LinkedList<ClassLoader>();

    ClassLoader repositoryClassLoader = getClassLoaderByClassName(driverClass);
    if (repositoryClassLoader != null) {
        classLoaders.add(repositoryClassLoader);
    }/*w  w w. j a  va  2  s.  c o m*/

    //Adding system classloader to the start of to the end of list
    if (systemClassLoaderFirst) {
        classLoaders.addFirst(getSystemClassLoader());
    } else {
        classLoaders.addLast(getSystemClassLoader());
    }

    return classLoaders;
}

From source file:edu.cmu.tetrad.search.SearchGraphUtils.java

public static Graph bestGuessCycleOrientation(Graph graph, IndependenceTest test) {
    while (true) {
        List<Node> cycle = GraphUtils.directedCycle(graph);

        if (cycle == null) {
            break;
        }//from   ww w .  j  a v  a  2s.c om

        LinkedList<Node> _cycle = new LinkedList<Node>(cycle);

        Node first = _cycle.getFirst();
        Node last = _cycle.getLast();

        _cycle.addFirst(last);
        _cycle.addLast(first);

        int _j = -1;
        double minP = Double.POSITIVE_INFINITY;

        for (int j = 1; j < _cycle.size() - 1; j++) {
            int i = j - 1;
            int k = j + 1;

            Node x = test.getVariable(_cycle.get(i).getName());
            Node y = test.getVariable(_cycle.get(j).getName());
            Node z = test.getVariable(_cycle.get(k).getName());

            test.isIndependent(x, z, Collections.singletonList(y));

            double p = test.getPValue();

            if (p < minP) {
                _j = j;
                minP = p;
            }
        }

        Node x = _cycle.get(_j - 1);
        Node y = _cycle.get(_j);
        Node z = _cycle.get(_j + 1);

        graph.removeEdge(x, y);
        graph.removeEdge(z, y);
        graph.addDirectedEdge(x, y);
        graph.addDirectedEdge(z, y);
    }

    return graph;
}

From source file:com.android.deskclock.timer.TimerFullScreenFragment.java

public void updateAllTimesUpTimers() {
    boolean notifyChange = false;
    //  To avoid race conditions where a timer was dismissed and it is still in the timers list
    // and can be picked again, create a temporary list of timers to be removed first and
    // then removed them one by one
    LinkedList<TimerObj> timesupTimers = new LinkedList<>();
    for (int i = 0; i < mAdapter.getCount(); i++) {
        TimerObj timerObj = mAdapter.getItem(i);
        if (timerObj.mState == TimerObj.STATE_TIMESUP) {
            timesupTimers.addFirst(timerObj);
            notifyChange = true;/* www  .j  av a2s  . c om*/
        }
    }

    while (timesupTimers.size() > 0) {
        final TimerObj t = timesupTimers.remove();
        onStopButtonPressed(t);
    }

    if (notifyChange) {
        mPrefs.edit().putBoolean(Timers.REFRESH_UI_WITH_LATEST_DATA, true).apply();
    }
}

From source file:com.openedit.BaseWebPageRequest.java

protected LinkedList getParentsAsList() {
    LinkedList parents = new LinkedList();
    BaseWebPageRequest parent = this;
    while (parent != null) {
        parents.addFirst(parent);
        parent = (BaseWebPageRequest) parent.getParent();
    }/* www.  j  ava2  s .  co m*/
    return parents;
}

From source file:marytts.tools.install.ComponentDescription.java

public LinkedList<String> getInstalledFileNames() {
    LinkedList<String> files = new LinkedList<String>();
    if (installedFilesNames != null) {
        StringTokenizer st = new StringTokenizer(installedFilesNames, ",");
        while (st.hasMoreTokens()) {
            String next = st.nextToken().trim();
            if (!"".equals(next)) {
                files.addFirst(next); // i.e., reverse order
            }//from  www.  ja  va 2s .c o  m
        }
    }
    return files;
}

From source file:org.nuxeo.ecm.core.storage.dbs.DBSDocument.java

@Override
public String getPath() throws DocumentException {
    String name = getName();/*  ww w .  j a  v  a2 s .  c om*/
    Document doc = getParent();
    if (doc == null) {
        if ("".equals(name)) {
            return "/"; // root
        } else {
            return name; // placeless, no slash
        }
    }
    LinkedList<String> list = new LinkedList<String>();
    list.addFirst(name);
    while (doc != null) {
        list.addFirst(doc.getName());
        doc = doc.getParent();
    }
    return StringUtils.join(list, '/');
}

From source file:architecture.ee.plugin.impl.PluginManagerImpl.java

public List<ResourceBundle> getPluginResourceBundles(Locale l) {
    List<ResourceBundle> resources = bundleCache.get(l);
    if (resources == null) {
        LinkedList<ResourceBundle> list = new LinkedList<ResourceBundle>();
        for (Plugin p : plugins.values()) {
            try {
                ResourceBundle b = getPluginResourceBundle(p, l);
                if (b != null)
                    list.addFirst(b);
            } catch (Exception e) {
                log.error(e.getMessage(), e);
            }//w  w w. j a v a2  s.co  m
        }
        resources = list;
        bundleCache.put(l, resources);
    }
    return resources;
}