Example usage for com.google.common.collect Collections2 transform

List of usage examples for com.google.common.collect Collections2 transform

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Introduction

In this page you can find the example usage for com.google.common.collect Collections2 transform.

Prototype

public static <F, T> Collection<T> transform(Collection<F> fromCollection, Function<? super F, T> function)

Source Link

Document

Returns a collection that applies function to each element of fromCollection .

Usage

From source file:com.isotrol.impe3.idx.feedburner.FeedBurnerIndexer.java

/**
 * Initializing method, instances conversor function.
 *///w w  w .  ja  va2s .  c  om
public void init() {
    this.conversor = new Function<SyndEntryImpl, Document>() {

        public Document apply(SyndEntryImpl input) {
            final DocumentBuilder builder = new DocumentBuilder();

            final nu.xom.Document xml = getXmlDocument(input);

            @SuppressWarnings("unchecked")
            final List<SyndCategoryImpl> categories = input.getCategories();
            final Set<String> channels = splitCategories ? splitChannels(categories)
                    : Sets.newHashSet(Collections2.transform(categories, CAT));

            final String id = ISO9075.encode(input.getUri());
            final UUID nodeType = getContentType(channels, defaultContent);
            if (nodeType == null) {
                return null;
            }
            final Date date = input.getPublishedDate();
            final String title = input.getTitle();
            final String description = input.getDescription().getValue();

            @SuppressWarnings("unchecked")
            final List<SyndContentImpl> contents = input.getContents();

            final Set<UUID> cmapped = mappingsService.getCategories(null, null, channels, xml);
            final Set<String> smapped = mappingsService.getSets(null, null, channels, xml);

            builder.setNodeKey(NodeKey.of(nodeType, id));
            builder.setField(FeedBurnerSchema.ID, id, true, false);
            builder.setTitle(title);
            builder.setDate(date);

            builder.setExpirationDate(Schema.getMaxCalendar());
            builder.setReleaseDate(date);

            if (description != null) {
                builder.setDescription(description);
                builder.setText(description);
            }
            builder.addLocale("es"); // TODO

            for (String set : smapped) {
                builder.addSet(set);
            }

            for (UUID categoryKey : cmapped) {
                builder.addCategory(categoryKey);
            }

            for (String catName : channels) {
                builder.setField(FeedBurnerSchema.CATEGORY, catName, true, false);
            }

            if (contents != null && !contents.isEmpty()) {
                final StringBuilder sb = new StringBuilder();

                for (SyndContentImpl content : contents) {
                    sb.append(content.getValue());
                }

                builder.setBytes(sb.toString().getBytes(), true);
            }

            return builder.get();
        }

        private Set<String> splitChannels(List<SyndCategoryImpl> categories) {
            final Set<String> channels = Sets.newHashSet();

            for (SyndCategoryImpl category : categories) {
                final String c = category.getName();
                final StringTokenizer st = new StringTokenizer(c, " ");

                while (st.hasMoreElements()) {
                    channels.add((String) st.nextElement());
                }

            }

            return channels;
        }

        private nu.xom.Document getXmlDocument(SyndEntryImpl input) {
            final Element item = new Element("item");

            final Element title = new Element("title");
            title.appendChild(input.getTitle());
            item.appendChild(title);

            final Element author = new Element("author");
            author.appendChild(input.getAuthor());
            item.appendChild(author);

            final Element link = new Element("link");
            link.appendChild(input.getLink());
            item.appendChild(link);

            final Element uri = new Element("uri");
            uri.appendChild(input.getUri());
            item.appendChild(uri);

            final Element publishedDate = new Element("publishedDate");
            publishedDate.appendChild(String.valueOf(input.getPublishedDate().getTime()));
            item.appendChild(publishedDate);

            final SyndContent description = input.getDescription();

            if (description != null) {
                final Element desc = new Element("description");
                if (description.getType() != null) {
                    desc.addAttribute(new Attribute("type", description.getType()));
                }
                desc.appendChild(description.getValue());
                item.appendChild(desc);
            }

            @SuppressWarnings("unchecked")
            final List<SyndCategory> categories = input.getCategories();

            if (categories != null) {
                final Element cats = new Element("categories");

                for (SyndCategory category : categories) {
                    final Element cat = new Element("category");
                    cat.appendChild(category.getName());
                    cats.appendChild(cat);
                }

                item.appendChild(cats);
            }

            return new nu.xom.Document(item);
        }

        private UUID getContentType(final Set<String> categories, final String defaultContent) {
            for (String category : categories) {
                final UUID uuid = mappingsService.getContentType(category);
                if (uuid != null) {
                    return uuid;
                }
            }
            return mappingsService.getContentType(defaultContent);
        }
    };
}

From source file:de.cosmocode.palava.workqueue.ConfigurableDelayQueue.java

@Override
public boolean remove(Object o) {
    return Collections2.transform(queue, extractor).remove(o);
}

From source file:org.polarsys.reqcycle.repository.connector.local.ReqCycleContributionItem.java

@Override
protected IContributionItem[] getContributionItems() {

    IWorkbenchWindow window = PlatformUI.getWorkbench().getActiveWorkbenchWindow();
    Set<EClass> classes = new HashSet<EClass>();
    if (window != null) {
        ISelection selection = window.getSelectionService().getSelection();
        if (selection instanceof IStructuredSelection) {
            Object firstElement = ((IStructuredSelection) selection).getFirstElement();
            selectedElement = null;// w w w.  j  a  va2  s .c o  m
            if (firstElement instanceof EObject) {
                selectedElement = (EObject) firstElement;
                classes = getDataEClasses(selectedElement);
            }
        }
    }

    Collection<IContributionItem> menuContributionList = Collections2.transform(classes,
            new Function<EClass, IContributionItem>() {

                @Override
                public IContributionItem apply(final EClass arg0) {
                    ContributionItem contributionItem = new ContributionItem() {

                        @Override
                        public void fill(Menu menu, int index) {
                            MenuItem menuItem = new MenuItem(menu, SWT.None);
                            menuItem.setText(arg0.getName());
                            menuItem.addSelectionListener(new SelectionAdapter() {

                                @Override
                                public void widgetSelected(SelectionEvent e) {

                                    try {

                                        EObject object = arg0.getEPackage().getEFactoryInstance().create(arg0);
                                        AbstractElement element;

                                        if (object instanceof AbstractElement) {
                                            element = (AbstractElement) object;
                                        } else {
                                            throw new Exception(
                                                    "Error while creating a " + arg0.getName() + " element.");
                                        }

                                        if (selectedElement instanceof RequirementSource) {
                                            dataManager.addElementsToSource((RequirementSource) selectedElement,
                                                    element);
                                        }

                                        if (selectedElement instanceof Section) {
                                            dataManager.addElementsToSection((Section) selectedElement,
                                                    element);
                                        }

                                        dataManager.notifyChange(IDataTopics.NEW_ELEMENT, element);

                                        // FIXME : set element scope

                                    } catch (Exception e1) {
                                        e1.printStackTrace();
                                    }

                                }
                            });
                        }
                    };
                    return contributionItem;
                }
            });

    IContributionItem[] array = new IContributionItem[menuContributionList.size()];
    return menuContributionList.toArray(array);
}

From source file:org.zanata.action.DashboardAction.java

public String getUserLanguageTeams() {
    HAccount account = accountDAO.findById(authenticatedAccount.getId());
    return StringUtils.join(Collections2.transform(account.getPerson().getLanguageMemberships(),
            new Function<HLocale, Object>() {

                @Nullable/*from  www.  j  av  a 2s .com*/
                @Override
                public Object apply(@Nonnull HLocale locale) {
                    if (locale == null) {
                        throw new NullPointerException("locale");
                    }
                    return locale.retrieveDisplayName();
                }
            }), ", ");
}

From source file:org.obm.provisioning.resources.GroupResource.java

@GET
@Produces(JSON_WITH_UTF8)//from   w  w w . ja  va 2 s  .  com
@Transactional(readOnly = true)
public Collection<GroupIdentifier> listPublicGroups() throws DaoException {
    ResourceAuthorizationHelper.assertAuthorized(domain, groups_read);

    Set<Group> groups = groupDao.listPublicGroups(domain);

    if (groups == null) {
        return Collections.emptySet();
    }

    return Collections2.transform(groups, new Function<Group, GroupIdentifier>() {
        @Override
        public GroupIdentifier apply(Group group) {
            return GroupIdentifier.builder().id(group.getExtId()).domainUuid(domain.getUuid()).build();
        }
    });
}

From source file:com.netflix.turbine.discovery.AwsUtil.java

/**
 * Convert from AWS ASG Instances to Turbine Instances
 * //from  w ww . ja v a2s.  c om
 * @param asgName
 * @return list of Turbine Instances (not AWS Instances)
 */
public List<Instance> getTurbineInstances(String asgName) {
    List<com.amazonaws.services.autoscaling.model.Instance> awsInstances = getAutoScalingGroup(asgName)
            .getInstances();

    Collection<String> instanceIds = Collections2.transform(awsInstances,
            new Function<com.amazonaws.services.autoscaling.model.Instance, String>() {
                @Override
                public String apply(com.amazonaws.services.autoscaling.model.Instance asgInstance) {
                    return asgInstance.getInstanceId();
                }
            });

    DescribeInstancesRequest describeInstancesRequest = new DescribeInstancesRequest();
    describeInstancesRequest.withInstanceIds(instanceIds);

    DescribeInstancesResult describeInstancesResult = ec2Client.describeInstances(describeInstancesRequest);
    List<Reservation> reservations = describeInstancesResult.getReservations();
    List<Instance> turbineInstances = new ArrayList<Instance>();

    // add all instances from each of the reservations - after converting to Turbine instance
    for (Reservation reservation : reservations) {
        List<com.amazonaws.services.ec2.model.Instance> ec2Instances = reservation.getInstances();
        for (com.amazonaws.services.ec2.model.Instance ec2Instance : ec2Instances) {
            String hostname = ec2Instance.getPublicDnsName();

            String statusName = ec2Instance.getState().getName();
            boolean status = statusName.equals("running"); // see com.amazonaws.services.ec2.model.InstanceState for values

            Instance turbineInstance = new Instance(hostname, asgName, status);
            turbineInstance.getAttributes().put("asg", asgName);

            turbineInstances.add(turbineInstance);
        }
    }

    return turbineInstances;
}

From source file:gt.org.ms.controller.usuarios.handlers.ModificarUsHandler.java

@Override
public UsuarioDto execute(final UsuarioDto request) {
    List<Usuario> ls = usuarios.findAll(new Specification() {
        @Override/* w  ww.ja  v a2s .  c o m*/
        public Predicate toPredicate(Root root, CriteriaQuery cq, CriteriaBuilder cb) {
            return cb.equal(root.get("id"), request.getUsuario());
        }
    });
    if (ls.isEmpty()) {
        throw ExceptionsManager.newValidationException("usuario_no_existe",
                new String[] { "usuario,El usuario no existe!" });
    }
    if (request.isResetClave() && (request.getClave() == null || request.getClave().isEmpty())) {
        throw ExceptionsManager.newValidationException("clave_vacia",
                new String[] { "usuario,Clave no puede ser vacia!" });
    }
    if (request.isResetClave()
            && (request.getConfirmacionClave() == null || request.getConfirmacionClave().isEmpty())) {
        throw ExceptionsManager.newValidationException("clave_vacia",
                new String[] { "usuario,Clave confirmacion no puede ser vacia" });
    }
    if (request.isResetClave() && !request.getConfirmacionClave().equalsIgnoreCase(request.getClave())) {
        throw ExceptionsManager.newValidationException("clave_no_coincide",
                new String[] { "usuario,Clave confirmacion y clave deben coincidir!" });
    }

    UsuarioDtoConverter bc = new UsuarioDtoConverter();
    final Usuario dbUser = ls.get(0); //usuarios.findOne(request.getUsuario());
    if (!isNull(request.getCui()) && !request.getCui().isEmpty()) {
        dbUser.setFkPersona(personas.findOne(request.getCui()));
    }
    List<UsuarioRoles> lsRoles = new ArrayList<UsuarioRoles>(
            Collections2.transform(request.getRoles(), new Function<RoleDto, UsuarioRoles>() {
                @Override
                public UsuarioRoles apply(RoleDto f) {
                    Role role = roles.findOne(f.getId());
                    UsuarioRoles urs = new UsuarioRoles();
                    urs.setFkRole(role);
                    urs.setFkUsuario(dbUser);
                    if (isNull(role)) {
                        throw ExceptionsManager.newValidationException("invalid_role",
                                new String[] { "role,Role es invalido o no existe" });
                    }
                    return urs;
                }
            }));
    if (!lsRoles.isEmpty()) {
        uRoles.deleteInBatch((List) dbUser.getUsuarioRolesCollection());
        dbUser.setUsuarioRolesCollection(lsRoles);
    }

    if (request.isResetClave()) {
        String newPass = new String(DigestUtils.md5Digest(request.getClave().getBytes()));
        dbUser.setClave(newPass);
    }

    EntitiesHelper.setDateUpdatedInfo(dbUser);
    dbUser.setNombres(request.getNombres());
    dbUser.setApellidos(request.getApellidos());
    dbUser.setEstado(Estado.ACTIVO);

    usuarios.save(dbUser);

    return bc.toDTO(dbUser);

}

From source file:com.yammer.collections.transforming.TransformingCollection.java

@SuppressWarnings("unchecked")
@Override/*from   w ww  .ja v a 2  s . c  o  m*/
public boolean containsAll(Collection<?> c) {
    return backingCollection
            .containsAll(Collections2.transform(checkNotNull(c), (Function<Object, Object>) toFunction));
}

From source file:io.v.baku.toolkit.blessings.BlessingsUtils.java

public static AccessList blessingsToAcl(final VContext ctx, final Blessings blessings) {
    return new AccessList(
            ImmutableList.copyOf(/* w  w w.j  a  va  2s  .  co  m*/
                    Collections2.transform(getBlessingNames(ctx, blessings), s -> new BlessingPattern(s))), //method reference confuses Android Studio
            ImmutableList.of());
}

From source file:org.apache.pig.impl.util.avro.AvroMapWrapper.java

@SuppressWarnings({ "unchecked", "rawtypes" })
@Override//from   w ww .j  a va 2 s .c  o m
public Collection<Object> values() {
    return Collections2.transform(innerMap.values(), new Function() {
        @Override
        public Object apply(final Object v) {
            return AvroTupleWrapper.getPigObject(v);
        }
    });
}