Example usage for java.util Collection remove

List of usage examples for java.util Collection remove

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Introduction

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

Prototype

boolean remove(Object o);

Source Link

Document

Removes a single instance of the specified element from this collection, if it is present (optional operation).

Usage

From source file:org.xwiki.filemanager.internal.job.MoveJob.java

/**
 * Moves and renames the given file.// ww w  .  j  a va 2s  .  c o  m
 * 
 * @param file the file to move and rename
 * @param parentReference the parent folder the file may be moved from (a file can have multiple parent folders so
 *            we need to specify the source parent folder)
 * @param newPath the new file path
 */
private void moveAndRenameFile(File file, DocumentReference parentReference, Path newPath) {
    // Move the file first, if needed, because the rename must be performed inside the right parents.
    if (newPath.getFolderReference() != null && parentReference != null
            && !newPath.getFolderReference().equals(parentReference)) {
        Collection<DocumentReference> parentReferences = file.getParentReferences();
        boolean save = parentReferences.remove(parentReference);
        save |= parentReferences.add(newPath.getFolderReference());
        if (save) {
            fileSystem.save(file);
        }
    }

    // Rename the file.
    if (!file.getReference().equals(newPath.getFileReference())) {
        renameFile(file, newPath.getFileReference());
    }
}

From source file:de.dhke.projects.cutil.collections.aspect.AspectMultiMapTest.java

/**
* Test of get method, of class AspectMultiMap.
*//*from w  w w .j a v a  2 s. c  o m*/
@Test
public void testGet_remove_veto() {
    _listener.vetoRemove = true;
    Collection<String> values = _aspectMap.get("1");
    TestHelper.assertSequenceEquals(Arrays.asList("a", "A"), values);
    try {
        values.remove("a");
        fail("Remove veto not raised");
    } catch (AssertionError ex) {
        /* ignore */
    }
    assertTrue(_aspectMap.containsValue("1", "a"));
    assertTrue(_listener.beforeRemoveEvents.isEmpty());
    assertTrue(_listener.afterRemoveEvents.isEmpty());
}

From source file:net.myrrix.common.collection.FastIDSetTest.java

@Test
public void testVersusHashSet() {
    FastIDSet actual = new FastIDSet(1);
    Collection<Integer> expected = new HashSet<Integer>(1000000);
    RandomGenerator r = RandomManager.getRandom();
    for (int i = 0; i < 1000000; i++) {
        double d = r.nextDouble();
        Integer key = r.nextInt(100);
        if (d < 0.4) {
            assertEquals(expected.contains(key), actual.contains(key));
        } else {//from  ww w .  j a  v  a2  s  . com
            if (d < 0.7) {
                assertEquals(expected.add(key), actual.add(key));
            } else {
                assertEquals(expected.remove(key), actual.remove(key));
            }
            assertEquals(expected.size(), actual.size());
            assertEquals(expected.isEmpty(), actual.isEmpty());
        }
    }
}

From source file:org.odk.collect.android.utilities.SharedPreferencesUtils.java

private JSONObject getModifiedPrefs(Collection<String> keys) throws JSONException {
    JSONObject prefs = new JSONObject();
    JSONObject adminPrefs = new JSONObject();
    JSONObject generalPrefs = new JSONObject();

    //checking for admin password
    if (keys.contains(KEY_ADMIN_PW)) {
        String password = (String) AdminSharedPreferences.getInstance().get(KEY_ADMIN_PW);
        if (!password.equals("")) {
            adminPrefs.put(KEY_ADMIN_PW, password);
        }//  w ww.  j av a2 s.  c om
        keys.remove(KEY_ADMIN_PW);
    }

    for (String key : keys) {
        Object defaultValue = GENERAL_KEYS.get(key);
        Object value = GeneralSharedPreferences.getInstance().get(key);

        if (value == null) {
            value = "";
        }
        if (defaultValue == null) {
            defaultValue = "";
        }

        if (!defaultValue.equals(value)) {
            generalPrefs.put(key, value);
        }
    }
    prefs.put("general", generalPrefs);

    for (String key : ALL_KEYS) {

        Object defaultValue = AdminSharedPreferences.getInstance().getDefault(key);
        Object value = AdminSharedPreferences.getInstance().get(key);
        if (defaultValue != value) {
            adminPrefs.put(key, value);
        }
    }
    prefs.put("admin", adminPrefs);

    return prefs;
}

From source file:org.openanzo.rdf.utils.MultiTreeMap.java

/**
 * Removes a specific value from map./* w ww  .  j  ava2s .  c om*/
 * <p/>
 * The item is removed from the collection mapped to the specified key. Other values attached to that key are unaffected.
 * <p/>
 * If the last value for a key is removed, <code>null</code> will be returned from a subsequant <code>get(key)</code>.
 * 
 * @param key
 *            the key to remove from
 * @param item
 *            the value to remove
 * @return the value removed (which was passed in), null if nothing removed
 */
@SuppressWarnings("unchecked")
public V remove(Object key, Object item) {
    Collection<V> valuesForKey = getCollection(key);
    if (valuesForKey == null) {
        return null;
    }
    boolean valueRemoved = valuesForKey.remove(item);

    // remove the list if it is now empty
    // (saves space, and allows equals to work)
    if (valuesForKey.isEmpty()) {
        remove(key);
    }
    return (valueRemoved) ? (V) item : null;
}

From source file:com.cloudera.oryx.common.collection.LongSetTest.java

@Test
public void testVersusHashSet() {
    LongSet actual = new LongSet(1);
    Collection<Integer> expected = Sets.newHashSet();
    RandomGenerator r = RandomManager.getRandom();
    for (int i = 0; i < 1000000; i++) {
        double d = r.nextDouble();
        Integer key = r.nextInt(100);
        if (d < 0.4) {
            assertEquals(expected.contains(key), actual.contains(key));
        } else {//w w w . j av  a 2  s  .  co m
            if (d < 0.7) {
                assertEquals(expected.add(key), actual.add(key));
            } else {
                assertEquals(expected.remove(key), actual.remove(key));
            }
            assertEquals(expected.size(), actual.size());
            assertEquals(expected.isEmpty(), actual.isEmpty());
        }
    }
}

From source file:org.apache.kylin.measure.extendedcolumn.ExtendedColumnMeasureType.java

@Override
public CapabilityResult.CapabilityInfluence influenceCapabilityCheck(Collection<TblColRef> unmatchedDimensions,
        Collection<FunctionDesc> unmatchedAggregations, SQLDigest digest, MeasureDesc measureDesc) {
    TblColRef extendedCol = getExtendedColumn(measureDesc.getFunction());

    if (!unmatchedDimensions.contains(extendedCol)) {
        return null;
    }//w ww.ja  va2 s .co m

    if (digest.filterColumns.contains(extendedCol)) {
        return null;
    }

    unmatchedDimensions.remove(extendedCol);

    return new CapabilityResult.CapabilityInfluence() {
        @Override
        public double suggestCostMultiplier() {
            return 0.9;
        }
    };
}

From source file:uk.ac.ebi.intact.editor.services.curate.participant.ParticipantEditorService.java

private <T extends Participant, F extends Feature> void initialiseFeatures(T parent, Collection<F> features,
        EditorCloner featureCloner) {// w  w  w  .ja v a 2  s  . c  o m
    List<F> originalFeatures = new ArrayList<F>(features);
    for (F r : originalFeatures) {
        if (!isFeatureInitialised(r)) {
            F reloaded = initialiseFeature(r, featureCloner);
            if (reloaded != r) {
                features.remove(r);
                parent.addFeature(reloaded);
            }
        }
    }
}

From source file:org.entermedia.websocket.annotation.AnnotationServer.java

public void annotationRemoved(AnnotationConnection annotationConnection, JSONObject command, String message,
        String catalogid, String inCollectionId, String inAssetId) {
    JSONObject obj = loadAnnotatedAsset(catalogid, inCollectionId, inAssetId);
    Collection annotations = (Collection) obj.get("annotations");

    String removed = (String) command.get("annotationid");
    for (Iterator iterator = annotations.iterator(); iterator.hasNext();) {
        JSONObject existing = (JSONObject) iterator.next();
        String annotationid = (String) existing.get("id");
        if (removed.equals(annotationid)) {
            annotations.remove(existing);
            break;
        }//from   w ww.  j a v  a  2s  . c om
    }
    Searcher searcher = getSearcherManager().getSearcher(catalogid, "annotation");
    Data data = (Data) searcher.searchById(removed);
    searcher.delete(data, null);
    for (Iterator iterator = connections.iterator(); iterator.hasNext();) {
        AnnotationConnection annotationConnection2 = (AnnotationConnection) iterator.next();
        annotationConnection2.sendMessage(command);
    }
}

From source file:com.xpn.xwiki.stats.impl.XWikiStatsServiceImpl.java

@Override
public void onEvent(Event event, Object source, Object data) {
    if (Utils.getComponent(RemoteObservationManagerContext.class).isRemoteState()) {
        // we do nothing when the event comes from remote instance since the remote instance is supposed to already
        // take care of this
        return;//from  w  w w. j ava 2s .  co m
    }

    ActionExecutedEvent actionEvent = (ActionExecutedEvent) event;
    XWikiDocument document = (XWikiDocument) source;
    XWikiContext context = (XWikiContext) data;

    // If the server is in read-only mode, forget about the statistics (since it's in read only mode we don't write
    // anything in the database)
    if (context.getWiki().isReadOnly()) {
        return;
    }

    // Initialize cookie used as unique identifier of a user visit and put it in the context
    StatsUtil.findCookie(context);

    String action = actionEvent.getActionName();

    // Let's save in the session the last elements view, saved
    synchronized (this) {
        if (!action.equals(DownloadAction.ACTION_NAME)) {
            Collection actions = StatsUtil.getRecentActionFromSessions(context, action);
            if (actions == null) {
                actions = new CircularFifoBuffer(StatsUtil.getRecentVisitSize(context));
                StatsUtil.setRecentActionsFromSession(context, action, actions);
            }

            String element = document.getPrefixedFullName();
            if (actions.contains(element)) {
                actions.remove(element);
            }
            actions.add(element);
        }
    }

    try {
        if (StatsUtil.isWikiStatsEnabled(context) && !StatsUtil.getStorageFilteredUsers(context)
                .contains(this.currentDocumentReferenceResolver.resolve(context.getUser()))) {
            this.statsRegister.addStats(document, action, context);
        }
    } catch (Exception e) {
        LOGGER.error("Faild to get filter users list", e);
    }
}