Example usage for java.util Collections singleton

Introduction

In this page you can find the example usage for java.util Collections singleton.

Prototype

public static <T> Set<T> singleton(T o)

Source Link

Document

Returns an immutable set containing only the specified object.

Usage

From source file:cd.go.contrib.elasticagents.marathon.executors.MemoryMetadata.java

@Override
protected String doValidate(String input) {
    List<String> errors = new ArrayList<>();
    errors.add(super.doValidate(input));

    try {/*from w w w  .  j av a  2s  .  co m*/
        Size.parse(input);
    } catch (Exception e) {
        errors.add(e.getMessage());
    }

    errors.removeAll(Collections.singleton(null));

    if (errors.isEmpty()) {
        return null;
    }
    return StringUtils.join(errors, ". ");
}

From source file:org.fenixedu.bennu.spring.converters.LocalizedStringConverter.java

@Override
public Set<ConvertiblePair> getConvertibleTypes() {
    return Collections.singleton(new ConvertiblePair(String.class, LocalizedString.class));
}

From source file:org.alejandria.security.auth.RoleGranter.java

@Override
public Set<String> grant(Principal principal) {
    if (adminUsers.contains(principal.getName())) {
        return Collections.singleton("ADMIN");
    } else {/*from w ww  . ja  va  2  s  .  c  o  m*/
        return Collections.singleton("CUSTOMER");
    }
}

From source file:ch.cyberduck.cli.DeletePathFinder.java

@Override
public Set<TransferItem> find(final CommandLine input, final TerminalAction action, final Path remote)
        throws AccessDeniedException {
    if (StringUtils.containsAny(remote.getName(), '*')) {
        // Treat asterisk as wildcard
        return Collections.singleton(new TransferItem(remote.getParent()));
    }/*from  w  ww  . ja va2  s .c  o  m*/
    return Collections.singleton(new TransferItem(remote));
}

From source file:com.graphaware.reco.neo4j.filter.ExcludeSelf.java

/**
 * {@inheritDoc}
 */
@Override
public Set<Node> buildBlacklist(Node input) {
    notNull(input);

    return Collections.singleton(input);
}

From source file:cd.go.contrib.elasticagents.dockerswarm.elasticagent.executors.MemoryMetadata.java

@Override
protected String doValidate(String input) {
    List<String> errors = new ArrayList<>(Arrays.asList(super.doValidate(input)));

    try {//from w  w w .ja  va 2s .  c o m
        Size.parse(input);
    } catch (Exception e) {
        errors.add(e.getMessage());
    }

    errors.removeAll(Collections.singleton(null));

    if (errors.isEmpty()) {
        return null;
    }
    return StringUtils.join(errors, ". ");
}

From source file:io.tchepannou.k.party.config.SwaggerConfiguration.java

@Bean
public Docket documentation() {
    return new Docket(DocumentationType.SWAGGER_2).useDefaultResponseMessages(false).select()
            .apis(RequestHandlerSelectors.any()).paths(or(regex("/party/v1/.*?"))).build().pathMapping("/")
            .protocols(Collections.singleton(protocol)).apiInfo(apiInfo())
            .securitySchemes(Arrays.asList(new ApiKey("api_key", "api_key", "header")));
}

From source file:me.ferrybig.javacoding.webmapper.test.session.DefaultDataStorageTest.java

@Test
public void getDataAsSupportsOneBackendSuperCastTypeTest() {
    Object o;/*from   w  ww  .  j  a  v  a  2 s .co  m*/
    data.setData(Collections.singleton(o = BigInteger.ZERO));
    assertEquals(o, extr(data.getDataAs(Object.class)));
}

From source file:ch.cyberduck.cli.DownloadTransferItemFinder.java

@Override
public Set<TransferItem> find(final CommandLine input, final TerminalAction action, final Path remote) {
    final Local local = LocalFactory.get(input.getOptionValues(action.name())[1]);
    if (StringUtils.containsAny(remote.getName(), '*')) {
        // Treat asterisk as wildcard
        return Collections.singleton(new TransferItem(remote.getParent(), local));
    }/*from   www .j  a  v a 2  s  .c  o m*/
    if (remote.isDirectory()) {
        // Remote path resolves to directory
        if (local.exists()) {
            return Collections.singleton(new TransferItem(remote, LocalFactory.get(local, remote.getName())));
        }
        return Collections.singleton(new TransferItem(remote, local));
    }
    // Remote path resolves to file
    if (local.isDirectory()) {
        // Append remote filename to local target
        return Collections.singleton(new TransferItem(remote, LocalFactory.get(local, remote.getName())));
    }
    // Keep from input
    return Collections.singleton(new TransferItem(remote, local));
}

From source file:com.linkedin.pinot.common.utils.ClientSSLContextGenerator.java

public static Set<String> getProtectedConfigKeys() {
    return Collections.singleton(CONFIG_OF_CLIENT_PKCS12_PASSWORD);
}