Example usage for java.util Objects requireNonNull

Introduction

In this page you can find the example usage for java.util Objects requireNonNull.

Prototype

public static <T> T requireNonNull(T obj)

Source Link

Document

Checks that the specified object reference is not null .

Usage

From source file:io.github.retz.protocol.ScheduleRequest.java

@JsonCreator
public ScheduleRequest(@JsonProperty(value = "job", required = true) Job job) {
    this.job = Objects.requireNonNull(job);
}

From source file:onl.area51.httpd.action.Action.java

default Action andThen(Action after) {
    Objects.requireNonNull(after);
    return (req) -> {
        apply(req);/* www  .  jav  a 2  s . c om*/
        if (isOk(req)) {
            after.apply(req);
        }
    };
}

From source file:org.eclipse.hono.server.HonoSaslAuthenticatorFactory.java

/**
 * Creates a new factory for a Vertx environment.
 * /*from   w  w  w .  j  a  va 2s . c  o m*/
 * @param vertx the Vertx environment to run the factory in.
 */
public HonoSaslAuthenticatorFactory(@Autowired final Vertx vertx) {
    this.vertx = Objects.requireNonNull(vertx);
}

From source file:io.github.retz.protocol.data.DockerContainer.java

@JsonCreator
public DockerContainer(@JsonProperty(value = "image", required = true) String image,
        @JsonProperty("volumes") List<DockerVolume> volumes) {
    this.image = Objects.requireNonNull(image);
    this.volumes = (volumes == null) ? Arrays.asList() : volumes;
}

From source file:Main.java

/**
 * Concatenates multiple iterables into a single iterable. The iterator exposed by the returned
 * iterable does not support {@link Iterator#remove()} even if the input iterables do.
 *
 * @throws NullPointerException if {@code iterables} or any of its elements are {@code null}
 *//*from ww w.  j av a  2  s . co  m*/
public static <T> Iterable<T> concat(List<Iterable<T>> iterables) {
    for (Iterable<T> iterable : iterables) {
        Objects.requireNonNull(iterable);
    }
    return new Iterable<T>() {
        @Override
        public Iterator<T> iterator() {
            if (iterables.size() == 0) {
                return Collections.emptyIterator();
            }
            return new Iterator<T>() {
                Iterator<Iterable<T>> cursor = iterables.iterator();
                Iterator<T> currentIterator = cursor.next().iterator();

                private void advance() {
                    while (!currentIterator.hasNext() && cursor.hasNext()) {
                        currentIterator = cursor.next().iterator();
                    }
                }

                @Override
                public boolean hasNext() {
                    advance();
                    return currentIterator.hasNext();
                }

                @Override
                public T next() {
                    advance();
                    return currentIterator.next();
                }
            };
        }

    };
}

From source file:com.spotify.hamcrest.jackson.AbstractJsonNodeMatcher.java

AbstractJsonNodeMatcher(final JsonNodeType type) {
    super(JsonNode.class);
    this.type = Objects.requireNonNull(type);
}

From source file:io.servicecomb.serviceregistry.version.Version.java

public Version(String version) {
    Objects.requireNonNull(version);

    String[] versions = version.split("\\.", -1);
    if (versions.length > 3) {
        throw new IllegalStateException(String.format("Invalid version \"%s\".", version));
    }//ww w . java  2  s.c  o m

    if (versions.length < 3) {
        versions = (String[]) ArrayUtils.addAll(versions, ZERO);
    }
    this.major = parseNumber("major", version, versions[0]);
    this.minor = parseNumber("minor", version, versions[1]);
    this.patch = parseNumber("patch", version, versions[2]);

    this.version = combineStringVersion();
    this.numberVersion = combineVersion();
}

From source file:com.avanza.ymer.MongoDocumentCollection.java

public MongoDocumentCollection(DBCollection dbCollection) {
    this.dbCollection = Objects.requireNonNull(dbCollection);
}

From source file:cn.edu.zjnu.acm.judge.service.JudgeServerService.java

public void delete(Path path) {
    if (!judgeConfiguration.isDeleteTempFile()) {
        return;//from w ww  . ja v a2s.c  o m
    }
    try {
        DeleteHelper.delete(Objects.requireNonNull(path));
    } catch (IOException ignore) {
        // delete again
        try {
            DeleteHelper.delete(path);
        } catch (IOException ignore2) {
        }
    }
}

From source file:com.yevster.spdxtra.Validate.java

public static void noNulls(Object... array) {
    for (Object o : array) {
        Objects.requireNonNull(o);
    }
}