Java Code Examples for java.util.Collection#add()

The following examples show how to use java.util.Collection#add() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source Project: KodeBeagle   File: ProtocolBaseTestFile.java    License: Apache License 2.0 6 votes vote down vote up
public void testMixedSetsAndUpdates() throws Exception {
    Collection<Future<Boolean>> futures = new ArrayList<Future<Boolean>>();
    Collection<String> keys = new ArrayList<String>();
    for (int i = 0; i < 100; i++) {
        String key = "k" + i;
        futures.add(client.set(key, 10, key));
        futures.add(client.add(key, 10, "a" + i));
        keys.add(key);
    }
    Map<String, Object> m = client.getBulk(keys);
    assertEquals(100, m.size());
    for (Map.Entry<String, Object> me : m.entrySet()) {
        assertEquals(me.getKey(), me.getValue());
    }
    for (Iterator<Future<Boolean>> i = futures.iterator(); i.hasNext();) {
        assertTrue(i.next().get());
        assertFalse(i.next().get());
    }
}
 
Example 2
private Object readCollection(final TypeInformation<?> type, final VPackSlice source) {
	if (!source.isArray()) {
		throw new MappingException(
				String.format("Can't read collection type %s from VPack type %s!", type, source.getType()));
	}

	final TypeInformation<?> componentType = getNonNullComponentType(type);
	final Class<?> collectionType = Iterable.class.equals(type.getType()) ? Collection.class : type.getType();
	final Collection<Object> collection = CollectionFactory.createCollection(collectionType,
		componentType.getType(), source.getLength());

	final Iterator<VPackSlice> iterator = source.arrayIterator();

	while (iterator.hasNext()) {
		final VPackSlice elem = iterator.next();
		collection.add(readInternal(componentType, elem));
	}

	return collection;
}
 
Example 3
@Test
  public void testEpsilon() {
    LinearObjectiveFunction f =
        new LinearObjectiveFunction(new double[] { 10, 5, 1 }, 0);
    Collection<LinearConstraint> constraints = new ArrayList<LinearConstraint>();
    constraints.add(new LinearConstraint(new double[] {  9, 8, 0 }, Relationship.EQ,  17));
    constraints.add(new LinearConstraint(new double[] {  0, 7, 8 }, Relationship.LEQ,  7));
    constraints.add(new LinearConstraint(new double[] { 10, 0, 2 }, Relationship.LEQ, 10));

    SimplexSolver solver = new SimplexSolver();
    PointValuePair solution = solver.optimize(DEFAULT_MAX_ITER, f, new LinearConstraintSet(constraints),
                                              GoalType.MAXIMIZE, new NonNegativeConstraint(false));
    Assert.assertEquals(1.0, solution.getPoint()[0], 0.0);
    Assert.assertEquals(1.0, solution.getPoint()[1], 0.0);
    Assert.assertEquals(0.0, solution.getPoint()[2], 0.0);
    Assert.assertEquals(15.0, solution.getValue(), 0.0);
}
 
Example 4
public static void validateInstanceGroups(Collection<HostGroup> hostGroups, Collection<InstanceGroup> instanceGroups) {
    if (!instanceGroups.isEmpty()) {
        Collection<String> instanceGroupNames = new HashSet<>();
        for (HostGroup hostGroup : hostGroups) {
            String instanceGroupName = hostGroup.getInstanceGroup().getGroupName();
            if (instanceGroupNames.contains(instanceGroupName)) {
                throw new BlueprintValidationException(String.format(
                        "Instance group '%s' is assigned to more than one hostgroup.", instanceGroupName));
            }
            instanceGroupNames.add(instanceGroupName);
        }
        if (instanceGroups.size() < hostGroups.size()) {
            throw new BlueprintValidationException("Each host group must have an instance group");
        }
    }
}
 
Example 5
Source Project: reladomo   File: LinkedBlockingDeque.java    License: Apache License 2.0 6 votes vote down vote up
/**
 * @throws UnsupportedOperationException {@inheritDoc}
 * @throws ClassCastException            {@inheritDoc}
 * @throws NullPointerException          {@inheritDoc}
 * @throws IllegalArgumentException      {@inheritDoc}
 */
public int drainTo(Collection<? super E> c, int maxElements) {
    if (c == null)
        throw new NullPointerException();
    if (c == this)
        throw new IllegalArgumentException();
    if (maxElements <= 0)
        return 0;
    final ReentrantLock lock = this.lock;
    lock.lock();
    try {
        int n = Math.min(maxElements, count);
        for (int i = 0; i < n; i++) {
            c.add(first.item);   // In this order, in case add() throws.
            unlinkFirst();
        }
        return n;
    } finally {
        lock.unlock();
    }
}
 
Example 6
@Test(expected=NoFeasibleSolutionException.class)
public void testMath290LEQ() throws OptimizationException {
    LinearObjectiveFunction f = new LinearObjectiveFunction(new double[] { 1, 5 }, 0 );
    Collection<LinearConstraint> constraints = new ArrayList<LinearConstraint>();
    constraints.add(new LinearConstraint(new double[] { 2, 0 }, Relationship.LEQ, -1.0));
    SimplexSolver solver = new SimplexSolver();
    solver.optimize(f, constraints, GoalType.MINIMIZE, true);
}
 
Example 7
@Override
@GraphTransaction
public EntityMutationResponse deleteByUniqueAttributes(AtlasEntityType entityType, Map<String, Object> uniqAttributes)
        throws AtlasBaseException {

    if (MapUtils.isEmpty(uniqAttributes)) {
        throw new AtlasBaseException(AtlasErrorCode.INSTANCE_BY_UNIQUE_ATTRIBUTE_NOT_FOUND, uniqAttributes.toString());
    }

    final AtlasVertex vertex = AtlasGraphUtilsV1.findByUniqueAttributes(entityType, uniqAttributes);
    Collection<AtlasVertex> deletionCandidates = new ArrayList<>();

    if (vertex != null) {
        deletionCandidates.add(vertex);
    } else {
        if (LOG.isDebugEnabled()) {
            // Entity does not exist - treat as non-error, since the caller
            // wanted to delete the entity and it's already gone.
            LOG.debug("Deletion request ignored for non-existent entity with uniqueAttributes " + uniqAttributes);
        }
    }

    EntityMutationResponse ret = deleteVertices(deletionCandidates);

    // Notify the change listeners
    entityChangeNotifier.onEntitiesMutated(ret, false);

    return ret;
}
 
Example 8
Source Project: shardingsphere   File: SQL92DMLVisitor.java    License: Apache License 2.0 5 votes vote down vote up
private Collection<InsertValuesSegment> createInsertValuesSegments(final Collection<AssignmentValuesContext> assignmentValuesContexts) {
    Collection<InsertValuesSegment> result = new LinkedList<>();
    for (AssignmentValuesContext each : assignmentValuesContexts) {
        result.add((InsertValuesSegment) visit(each));
    }
    return result;
}
 
Example 9
@Override
public Collection<TinkerGraphRouteSensorInjectMatch> evaluate() {
	final Collection<TinkerGraphRouteSensorInjectMatch> matches = new ArrayList<>();

	final Collection<Vertex> routes = driver.getVertices(ModelConstants.ROUTE);
	for (final Vertex route : routes) {
		final Iterable<Edge> edges = () -> route.edges(Direction.OUT, ModelConstants.REQUIRES);
		for (final Edge requires : edges) {
			final Vertex sensor = requires.inVertex();
			matches.add(new TinkerGraphRouteSensorInjectMatch(route, sensor));
		}
	}

	return matches;
}
 
Example 10
Source Project: workcraft   File: ScenarioRef.java    License: MIT License 5 votes vote down vote up
public Collection<SONConnection> getRuntimeConnections(SON net) {
    Collection<SONConnection> result = new HashSet<>();
    Collection<Node> nodes = getNodes(net);
    for (Node node : nodes) {
        Collection<SONConnection> connections = net.getSONConnections((MathNode) node);
        for (SONConnection con : connections) {
            if (con.getFirst() != node && nodes.contains(con.getFirst())) {
                result.add(con);
            } else if (con.getSecond() != node && nodes.contains(con.getSecond())) {
                result.add(con);
            }
        }
    }
    return result;
}
 
Example 11
Source Project: jparsec   File: ParseContext.java    License: Apache License 2.0 5 votes vote down vote up
final <T> boolean repeat(
    Parser<? extends T> parser, int n, Collection<T> collection) {
  for (int i = 0; i < n; i++) {
    if (!parser.apply(this)) return false;
    collection.add(parser.getReturn(this));
  }
  return true;
}
 
Example 12
private Collection<Element> getTypesExtendingOrImplementing(Set<? extends Element> allTypes, Element baseType) {
  Collection<Element> result = new LinkedHashSet<>();
  result.add(baseType);
  addTypesExtendingOrImplementing(allTypes, baseType.asType(), result);
  logClass("Sub types: " + result, qualifiedNameOf(baseType));
  return result;
}
 
Example 13
Source Project: rocketmq   File: RMQOrderListener.java    License: Apache License 2.0 5 votes vote down vote up
private void putMsg(MessageExt msg) {
    Collection<Object> msgQueue = null;
    String key = getKey(msg.getQueueId(), msg.getStoreHost().toString());
    if (!msgs.containsKey(key)) {
        msgQueue = new ArrayList<Object>();
    } else {
        msgQueue = msgs.get(key);
    }

    msgQueue.add(new String(msg.getBody()));
    msgs.put(key, msgQueue);
}
 
Example 14
@Parameterized.Parameters
public static Collection<Object[]> data() {
    Collection<Object[]> params = Lists.newArrayListWithCapacity(2);
    params.add(new Object[]{true});
    params.add(new Object[]{false});
    return params;
}
 
Example 15
@Override
public Collection<String> doSharding(final Collection<String> availableTargetNames, final RangeShardingValue<Integer> shardingValue) {
    Collection<String> result = new HashSet<>(2);
    for (int i = shardingValue.getValueRange().lowerEndpoint(); i <= shardingValue.getValueRange().upperEndpoint(); i++) {
        for (String each : availableTargetNames) {
            if (each.endsWith(String.valueOf(i % 2))) {
                result.add(each);
            }
        }
    }
    return result;
}
 
Example 16
Source Project: azure-cosmosdb-java   File: TestSuiteBase.java    License: MIT License 5 votes vote down vote up
static protected DocumentCollection getCollectionDefinitionWithRangeRangeIndex() {
    PartitionKeyDefinition partitionKeyDef = new PartitionKeyDefinition();
    ArrayList<String> paths = new ArrayList<>();
    paths.add("/mypk");
    partitionKeyDef.setPaths(paths);
    IndexingPolicy indexingPolicy = new IndexingPolicy();
    Collection<IncludedPath> includedPaths = new ArrayList<>();
    IncludedPath includedPath = new IncludedPath();
    includedPath.setPath("/*");
    Collection<Index> indexes = new ArrayList<>();
    Index stringIndex = Index.Range(DataType.String);
    stringIndex.set("precision", -1);
    indexes.add(stringIndex);

    Index numberIndex = Index.Range(DataType.Number);
    numberIndex.set("precision", -1);
    indexes.add(numberIndex);
    includedPath.setIndexes(indexes);
    includedPaths.add(includedPath);
    indexingPolicy.setIncludedPaths(includedPaths);

    DocumentCollection collectionDefinition = new DocumentCollection();
    collectionDefinition.setIndexingPolicy(indexingPolicy);
    collectionDefinition.setId(UUID.randomUUID().toString());
    collectionDefinition.setPartitionKey(partitionKeyDef);

    return collectionDefinition;
}
 
Example 17
Source Project: spork   File: DotMRPrinter.java    License: Apache License 2.0 4 votes vote down vote up
@Override
protected Collection<InnerPlan> getNestedPlans(MapReduceOper op) {
    Collection<InnerPlan> plans = new LinkedList<InnerPlan>();
    plans.add(new InnerPlan(op.mapPlan, op.combinePlan, op.reducePlan));
    return plans;
}
 
Example 18
Source Project: ontopia   File: ListTag.java    License: Apache License 2.0 4 votes vote down vote up
/**
 * Generate the required select tag.
 *
 * @exception JspException if a JSP exception has occurred
 */
@Override
public int doEndTag() throws JspException {
  // original value; used to detect changes
  Set value = new HashSet();
  
  // already selected objects
  Collection selectedObjs = java.util.Collections.EMPTY_LIST;
  if (selected_name == null)
    value.add("-1"); // equals choosing "-- unspecified --"
  else {
    selectedObjs = InteractionELSupport
        .extendedGetValue(selected_name, pageContext);
    

    // create collection to store in
    Iterator it = selectedObjs.iterator();
    while (it.hasNext())
      value.add(((TMObjectIF) it.next()).getObjectId());
    if (value.isEmpty())
      value.add(null); // this is how empty sets look to ProcessServlet
  }

  // multiselect is a special case; if nothing's selected there, then
  // null is the value we get, not -1; see bug #1252
  if ((type.equals("multiselect") || type.equals("scrolling")) && selected_name == null)
    value = java.util.Collections.singleton(null);

  boolean readonly = TagUtils.isComponentReadOnly(pageContext, this.readonly);
      
  VelocityContext vc = TagUtils.getVelocityContext(pageContext);

  // register action data and produce input field name
  if (action_name != null && !readonly) {
    // retrieve the action group
    String group_name = TagUtils.getActionGroup(pageContext);
    if (group_name == null)
      throw new JspException("list tag has no action group available.");
    
    String name = TagUtils.registerData(pageContext, action_name, group_name,
                                        params, value);

    if (!(type.equals("multiselect") || type.equals("scrolling"))&& !unspecified.equals("none"))
      vc.put("unspecified", unspecified);
    
    vc.put("name", name);
  }    

  if (id != null) vc.put("id", id);
  vc.put("readonly", readonly);
  if (klass != null) vc.put("class", klass);
  vc.put("type", type);

  // retrieve the elements
  Collection elements = new ArrayList();
  // since collection_name is a required attribute no extra validation needed
  NavigatorPageIF contextTag = FrameworkUtils.getContextTag(pageContext);
  if (contextTag == null)
    throw new JspException("List tag found no logic:context ancestor tag");
  
  Collection tmObjs = InteractionELSupport.extendedGetValue(collection_name,
      pageContext);
  
  Iterator iter = tmObjs.iterator();
  while (iter.hasNext()) {
    Object obj = iter.next();
    if (!(obj instanceof TMObjectIF))
      throw new JspException("Collection in variable " + collection_name +
                             "contained non-topic map object: " + obj);
    
    TMObjectIF tmObj = (TMObjectIF) obj;
    elements.add(new NameIdContainer(tmObj.getObjectId(),
                                     Stringificator.toString(contextTag, tmObj),
                                     selectedObjs.contains(tmObj)));
  }
  vc.put("elements", elements);
  
  // all variables are now set, proceed with outputting
  TagUtils.processWithVelocity(pageContext, TEMPLATE_FILE, pageContext.getOut(), vc);

  // Continue processing this page
  return EVAL_BODY_INCLUDE;
}
 
Example 19
private void establishSessionWithPolicies()
{
  Cluster.Builder clusterBuilder = Cluster.builder();
  String[] seedNodesSplit = seedNodesStr.split(";");
  Collection<InetAddress> allSeeds = new ArrayList<>();
  Set<String> allKnownPorts = new HashSet<>();
  for (String seedNode : seedNodesSplit) {
    String[] nodeAndPort = seedNode.split(":");
    if (nodeAndPort.length > 1) {
      allKnownPorts.add(nodeAndPort[1]);
    }
    try {
      allSeeds.add(InetAddress.getByName(nodeAndPort[0]));
    } catch (UnknownHostException e) {
      LOG.error(" Error while trying to initialize the seed brokers for the cassandra cluster " + e.getMessage(), e);
    }
  }
  clusterBuilder = clusterBuilder.addContactPoints(allSeeds);
  clusterBuilder
    .withClusterName(clusterName)
    // We can fail if all of the nodes die in the local DC
    .withLoadBalancingPolicy(loadBalancingPolicy)
    // Want Strong consistency
    .withRetryPolicy(retryPolicy)
    // Tolerate some nodes down
    .withQueryOptions(queryOptions)
    // Keep establishing connections after detecting a node down
    .withReconnectionPolicy(reconnectionPolicy);
  // Finally initialize the cluster info
  if (allKnownPorts.size() > 0) {
    int shortlistedPort = Integer.parseInt(allKnownPorts.iterator().next());
    clusterBuilder = clusterBuilder.withPort(shortlistedPort);
  }
  cluster = clusterBuilder.build();
  Metadata metadata = cluster.getMetadata();
  LOG.info("Connected to cluster: \n" + metadata.getClusterName());
  for (Host host : metadata.getAllHosts()) {
    LOG.info(String.format("Datacenter: %s; Host: %s; Rack: %s\n",
        host.getDatacenter(), host.getAddress(), host.getRack()));
  }
  session = cluster.connect(keyspaceName);
}
 
Example 20
Source Project: gemfirexd-oss   File: TransformUtils.java    License: Apache License 2.0 2 votes vote down vote up
/**
 * Transforms a collection of one data type into another.
 * @param from a collection of data to be transformed.
 * @param to a collection to contain the transformed data.
 * @param transformer transforms the data.
 */
public static <T1, T2> void transform(Collection<T1> from,Collection<T2> to,Transformer<T1,T2> transformer) {
  for(T1 instance : from) {
    to.add(transformer.transform(instance));
  }
}