Example usage for com.google.common.collect Iterables contains

Introduction

In this page you can find the example usage for com.google.common.collect Iterables contains.

Prototype

public static boolean contains(Iterable<?> iterable, @Nullable Object element) 

Source Link

Document

Returns true if iterable contains any object for which equals(element) is true.

Usage

From source file:org.immutables.mongo.fixture.MongoContext.java

private MongoContext(final MongoClient client) {
    Preconditions.checkNotNull(client, "client");

    // allows to cleanup resources after each test
    final Closer closer = Closer.create();

    closer.register(new Closeable() {
        @Override//from   w  ww  .  java  2  s .  co  m
        public void close() throws IOException {
            client.close();
        }
    });

    // drop database if exists (to have a clean test)
    if (Iterables.contains(client.listDatabaseNames(), DBNAME)) {
        client.getDatabase(DBNAME).drop();
    }

    this.database = client.getDatabase(DBNAME);

    closer.register(new Closeable() {
        @Override
        public void close() throws IOException {
            database.drop();
        }
    });

    final ListeningExecutorService executor = MoreExecutors
            .listeningDecorator(Executors.newSingleThreadExecutor());

    closer.register(new Closeable() {
        @Override
        public void close() throws IOException {
            MoreExecutors.shutdownAndAwaitTermination(executor, 100, TimeUnit.MILLISECONDS);
        }
    });

    this.setup = RepositorySetup.builder().gson(createGson()).executor(executor).database(database).build();

    this.closer = closer;
}

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From source file:com.bennavetta.aeneas.mesos.slave.docker.Daemon.java

private static void mountFilesystems() throws IOException {
    Path cgroup = Paths.get("/sys/fs/cgroup");
    if (!Files.isDirectory(cgroup))
        Files.createDirectory(cgroup);

    LOG.debug("Creating '{}' tmpfs", cgroup);
    if (!isMountpoint(cgroup)) {
        try {/* www .  java  2  s  .  c  o  m*/
            mount(cgroup, "cgroup", "tmpfs", "uid=0,gid=0,mode=0755", false);
        } catch (IOException e) {
            throw new IOException("Could not make a tmpfs mount. Was the --privileged flag used?", e);
        }
    }

    Path security = Paths.get("/sys/kernel/security");
    LOG.debug("Creating security file system in '{}'", security);
    if (Files.isDirectory(security) && !isMountpoint(security)) {
        try {
            mount(security, "none", "securityfs", null, true);
        } catch (IOException e) {
            LOG.warn("Could not mount {}. AppArmor detection and --privileged mode might break.", security);
        }
    }

    String cgroupsText = new String(Files.readAllBytes(Paths.get("/proc/1/cgroup")));
    List<String> cgroups = StreamSupport.stream(Splitter.on('\n').split(cgroupsText).spliterator(), false)
            .filter(s -> !s.trim().isEmpty()).map(s -> Splitter.on(':').split(s)).map(i -> Iterables.get(i, 1))
            .collect(Collectors.toList());
    for (String subsystem : cgroups) {
        LOG.debug("Creating '{}' cgroup", subsystem);
        Path subsysPath = cgroup.resolve(subsystem);
        if (!Files.isDirectory(subsysPath))
            Files.createDirectory(subsysPath);
        if (!isMountpoint(subsysPath)) {
            mount(subsysPath, "cgroup", "cgroup", subsystem, false);
        }

        /*
         * Address some bugs
         * See https://github.com/jpetazzo/dind/blob/master/wrapdocker
          */
        if (subsystem.startsWith("name=")) {
            String name = subsystem.substring(6);
            Files.createSymbolicLink(cgroup.resolve(name), Paths.get(subsystem));
        }

        if (subsystem.equals("cpuacct,cpu")) {
            Files.createSymbolicLink(cgroup.resolve("cpu,cpuacct"), Paths.get(subsystem));
        }
    }

    if (!cgroupsText.contains(":devices:")) {
        LOG.warn("The 'devices' cgroup should be in its own hierarchy.");
    }

    if (!Iterables.contains(Splitter.on(CharMatcher.BREAKING_WHITESPACE).split(cgroupsText), "devices")) {
        LOG.warn("The 'devices' cgroup does not appear to be mounted.");
    }
}

---

From source file:org.apache.brooklyn.core.sensor.password.CreatePasswordSensor.java

@Override
public void apply(EntityLocal entity) {
    super.apply(entity);

    boolean isCharacterGroupsPresent = characterGroups != null && characterGroups.size() > 0;
    boolean isCharacterGroupsValid = isCharacterGroupsPresent
            && !Iterables.contains(characterGroups, Predicates.isNull())
            && !Iterables.contains(characterGroups, Predicates.equalTo(""));
    boolean isAcceptableCharsPresentAndValid = acceptableChars != null && !acceptableChars.isEmpty();

    Preconditions.checkArgument(!isCharacterGroupsPresent || isCharacterGroupsValid,
            "password.character.groups config key was given but does not contain any valid groups");
    Preconditions.checkArgument(!(isCharacterGroupsPresent && isAcceptableCharsPresentAndValid),
            "password.chars and password.character.groups both provided - please provide only ONE of them");
    Preconditions.checkArgument(!isCharacterGroupsValid || characterGroups.size() <= passwordLength,
            "password.length must be longer than the number of entries in password.character.groups");

    String password;//ww  w .j  a v  a  2 s .c  o  m
    if (isCharacterGroupsValid) {
        password = Identifiers.makeRandomPassword(passwordLength, characterGroups.toArray(new String[0]));
    } else if (isAcceptableCharsPresentAndValid) {
        password = Identifiers.makeRandomPassword(passwordLength, acceptableChars);
    } else {
        password = Identifiers.makeRandomPassword(passwordLength);
    }

    entity.sensors().set(sensor, password);
}

---

From source file:org.eclipse.sirius.diagram.tools.internal.validation.description.constraints.EdgeMappingCycleConstraint.java

/**
 * Detects cycles from current {@link EdgeMapping} recurcively.
 * //from  ww  w . j a  va 2  s.co  m
 * @param edgeMapping
 *            the current {@link EdgeMapping}
 * @param processedEdgeMappings
 *            {@link Set} of already investigated {@link EdgeMapping}
 * @param edgeMappingsToProcess
 *            {@link Set} of {@link EdgeMapping} to investigate
 * 
 * @return if a cycle is detected from the current {@link EdgeMapping}
 */
private boolean hasCycle(EdgeMapping edgeMapping, Set<EdgeMapping> processedEdgeMappings,
        Set<EdgeMapping> edgeMappingsToProcess) {
    boolean hasCycle = false;
    if (Iterables.contains(edgeMappingsToProcess, edgeMapping)) {
        // Investigation lead to the first EdgeMapping : A cycle is
        // detected.
        hasCycle = true;
    } else if (edgeMappingsToProcess.isEmpty() || processedEdgeMappings.containsAll(edgeMappingsToProcess)) {
        // No more EdgeMapping to investigate : No cycle detected.
        hasCycle = false;
    } else {
        // Recursively investigate source/target EdgeMapping of the
        // edgeMappingsToProcess Set.
        LinkedHashSet<EdgeMapping> newEdgeMappingsToProcess = Sets.<EdgeMapping>newLinkedHashSet();
        for (EdgeMapping edgeMappingToProcess : edgeMappingsToProcess) {
            newEdgeMappingsToProcess.addAll(Sets.newLinkedHashSet(Iterables.concat(
                    Iterables.filter(edgeMappingToProcess.getSourceMapping(), EdgeMapping.class),
                    Iterables.filter(edgeMappingToProcess.getTargetMapping(), EdgeMapping.class))));
        }
        hasCycle = hasCycle(edgeMapping,
                Sets.newLinkedHashSet(Iterables.concat(processedEdgeMappings, edgeMappingsToProcess)),
                newEdgeMappingsToProcess);
    }
    return hasCycle;
}

---

From source file:org.sosy_lab.cpachecker.cpa.invariants.InvariantsMergeOperator.java

private static InvariantsState reduceToGivenVariables(InvariantsState pState,
        Iterable<? extends String> pVariables) {
    InvariantsState result = pState;/*from w  w w  .ja va2  s. c  om*/
    for (String variableName : pState.getEnvironment().keySet()) {
        if (!Iterables.contains(pVariables, variableName)) {
            result = result.clear(variableName);
        }
    }
    return result;
}

---

From source file:de.iteratec.iteraplan.presentation.problemreports.ApplicationProblemReportPart.java

static ApplicationProblemReportPart generateApplicationReport(String filename) {
    ApplicationProblemReportPart reportPart = new ApplicationProblemReportPart(filename);

    GuiContext currentGuiContext = GuiContext.getCurrentGuiContext();
    IteraplanProperties properties = IteraplanProperties.getProperties();

    PrintWriter appWriter = reportPart.getWriter();
    appWriter.println("Active Dialog: " + currentGuiContext.getActiveDialogName());
    appWriter.println("-");

    Collection<Object> allPropertyKeys = properties.getAllPropertyKeys();
    List<String> sortedPropertyKeys = Lists.newArrayList();

    for (Object key : allPropertyKeys) {
        if (!Iterables.contains(EXCLUDED_PROPERTIES, key)) {
            sortedPropertyKeys.add(String.valueOf(key));
        }//from   w  ww .  j  a v a 2s. c  om
    }

    Collections.sort(sortedPropertyKeys);

    appWriter.println("APPLICATION PROPERTIES:");
    for (String key : sortedPropertyKeys) {
        if (!Iterables.contains(EXCLUDED_PROPERTIES, key)) {
            appWriter.println("  " + Strings.padEnd(key, 64, PAD_CHAR) + "=" + PAD_CHAR
                    + properties.getProperty(String.valueOf(key)));
        }
    }
    appWriter.println("-");

    appWriter.println("LOGGER/ APPENDER:");
    @SuppressWarnings("rawtypes")
    Enumeration currentLoggers = LogManager.getCurrentLoggers();
    while (currentLoggers.hasMoreElements()) {
        Object loggerElement = currentLoggers.nextElement();
        if (loggerElement instanceof Logger) {
            Logger logger = (Logger) loggerElement;
            String loggerName = logger.getName();

            @SuppressWarnings("rawtypes")
            Enumeration allAppenders = logger.getAllAppenders();
            while (allAppenders.hasMoreElements()) {
                Object appenderElement = allAppenders.nextElement();
                if (appenderElement instanceof FileAppender) {
                    FileAppender fileAppender = (FileAppender) appenderElement;
                    appWriter.println("Appender: " + fileAppender.getName() + " for Logger: " + loggerName
                            + " with Logfile: " + fileAppender.getFile());
                }
            }
        }
    }

    appWriter.close();
    return reportPart;
}

---

From source file:org.jclouds.vcloud.director.v1_5.predicates.EntityPredicates.java

/**
 * Matches {@link EntityType entities} with names in the given collection.
 *
 * @param T type of the entity, for example {@link Vm}
 * @param names collection of values for the name attribute of the entity
 * @return predicate that will match entities with names starting with the given prefix
 *//* ww w .j  a  v a  2 s  .  com*/
public static <T extends Entity> Predicate<T> nameIn(final Iterable<String> names) {
    checkNotNull(names, "names must be defined");

    return new Predicate<T>() {
        @Override
        public boolean apply(T entity) {
            String name = entity.getName();
            return Iterables.contains(names, name);
        }

        @Override
        public String toString() {
            return "nameIn(" + Iterables.toString(names) + ")";
        }
    };
}

---

From source file:com.forerunnergames.tools.common.Arguments.java

/**
 * Checks if the specified Iterable has any null elements. The check will pass if the Iterable itself is null.
 *
 * @param iterable/*w w  w  .j  ava 2 s  . co m*/
 *          The Iterable to check, may be null.
 * @param iterableName
 *          The name of the Iterable to check, must not be null.
 *
 * @throws IllegalArgumentException
 *           If the Iterable has any null elements.
 */
public static void checkHasNoNullElements(final Iterable<?> iterable, final String iterableName) {
    if (iterable != null && Iterables.contains(iterable, null)) {
        illegalArgument(iterableName, ArgumentStatus.NULL_ELEMENTS);
    }
}

---

From source file:dynamite.zafroshops.app.adapter.ZopServiceAdapter.java

@Override
public View getView(final int position, View convertView, final ViewGroup parent) {
    ViewHolder viewHolder;//w  w w  . ja  v a 2  s.c  om

    if (convertView == null) {
        Context context = this.getContext();
        LayoutInflater la = (LayoutInflater) context.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
        convertView = la.inflate(R.layout.service_item, null);

        viewHolder = new ViewHolder();
        viewHolder.checkbox = (CheckBox) convertView.findViewById(R.id.serviceCheckBox);
        convertView.setTag(viewHolder);
    } else {
        viewHolder = (ViewHolder) convertView.getTag();
    }

    if (objects != null) {
        final ZopServiceType item = this.getItem(position);

        viewHolder.checkbox.setText(item.toString());
        viewHolder.checkbox.setChecked(Iterables.contains(selection, item));
        viewHolder.checkbox.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {
                CheckBox checkBox = (CheckBox) view;
                if (checkBox.isChecked()) {
                    selection.add(item);
                } else {
                    selection.remove(item);
                }
            }
        });
    }

    return convertView;
}

---

From source file:edu.umn.msi.tropix.webgui.server.security.impl.GuestAuthenticationProviderImpl.java

@Inject
public void setModules(@Named("modulesIterable") final Iterable<String> modules) {
    this.allowGuestLogin = Iterables.contains(modules, Module.GUEST.toString());
}

---

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