Examples with Nullable org.checkerframework.checker.nullness.qual.Nullable used on opensource projects

Example 31 with Nullable

use of org.checkerframework.checker.nullness.qual.Nullable in project beam by apache.

the class ScalarFnReflectorTest method testGetApplyMethod.

@Test
// If result is null, test will fail as expected.
@SuppressWarnings("nullness")
public void testGetApplyMethod() throws InvocationTargetException, IllegalAccessException {
    IncrementFn incrementFn = new IncrementFn();
    Method method = ScalarFnReflector.getApplyMethod(incrementFn);
    @Nullable Object result = method.invoke(incrementFn, Long.valueOf(24L));
    assertEquals(Long.valueOf(25L), result);
}

Example 32 with Nullable

use of org.checkerframework.checker.nullness.qual.Nullable in project beam by apache.

the class ScalarFnReflectorTest method testGetApplyMethodOverride.

@Test
// If result is null, test will fail as expected.
@SuppressWarnings("nullness")
public void testGetApplyMethodOverride() throws InvocationTargetException, IllegalAccessException {
    IncrementFnChild incrementFn = new IncrementFnChild();
    Method method = ScalarFnReflector.getApplyMethod(incrementFn);
    @Nullable Object result = method.invoke(incrementFn, Long.valueOf(24L));
    assertEquals(Long.valueOf(26L), result);
}

Example 33 with Nullable

use of org.checkerframework.checker.nullness.qual.Nullable in project beam by apache.

the class ScalarFnReflectorTest method testGetApplyMethodStatic.

@Test
// If result is null, test will fail as expected.
@SuppressWarnings("nullness")
public void testGetApplyMethodStatic() throws InvocationTargetException, IllegalAccessException {
    Method method = ScalarFnReflector.getApplyMethod(new IncrementFnWithStaticMethod());
    @Nullable Object result = method.invoke(null, Long.valueOf(24L));
    assertEquals(Long.valueOf(25L), result);
}

Example 34 with Nullable

use of org.checkerframework.checker.nullness.qual.Nullable in project beam by apache.

the class PubsubGrpcClient method pull.

@Override
public List<IncomingMessage> pull(long requestTimeMsSinceEpoch, SubscriptionPath subscription, int batchSize, boolean returnImmediately) throws IOException {
    PullRequest request = PullRequest.newBuilder().setSubscription(subscription.getPath()).setReturnImmediately(returnImmediately).setMaxMessages(batchSize).build();
    PullResponse response = subscriberStub().pull(request);
    if (response.getReceivedMessagesCount() == 0) {
        return ImmutableList.of();
    }
    List<IncomingMessage> incomingMessages = new ArrayList<>(response.getReceivedMessagesCount());
    for (ReceivedMessage message : response.getReceivedMessagesList()) {
        PubsubMessage pubsubMessage = message.getMessage();
        @Nullable Map<String, String> attributes = pubsubMessage.getAttributes();
        // Timestamp.
        long timestampMsSinceEpoch;
        if (Strings.isNullOrEmpty(timestampAttribute)) {
            Timestamp timestampProto = pubsubMessage.getPublishTime();
            checkArgument(timestampProto != null, "Pubsub message is missing timestamp proto");
            timestampMsSinceEpoch = timestampProto.getSeconds() * 1000 + timestampProto.getNanos() / 1000L / 1000L;
        } else {
            timestampMsSinceEpoch = extractTimestampAttribute(timestampAttribute, attributes);
        }
        // Ack id.
        String ackId = message.getAckId();
        checkState(!Strings.isNullOrEmpty(ackId));
        // Record id, if any.
        @Nullable String recordId = null;
        if (idAttribute != null && attributes != null) {
            recordId = attributes.get(idAttribute);
        }
        if (Strings.isNullOrEmpty(recordId)) {
            // Fall back to the Pubsub provided message id.
            recordId = pubsubMessage.getMessageId();
        }
        incomingMessages.add(IncomingMessage.of(pubsubMessage, timestampMsSinceEpoch, requestTimeMsSinceEpoch, ackId, recordId));
    }
    return incomingMessages;
}

Example 35 with Nullable

use of org.checkerframework.checker.nullness.qual.Nullable in project beam by apache.

the class FieldValueTypeInformation method getNameOverride.

public static <T extends AnnotatedElement & Member> String getNameOverride(String original, T member) {
    @Nullable SchemaFieldName fieldName = member.getAnnotation(SchemaFieldName.class);
    @Nullable SchemaCaseFormat caseFormatAnnotation = member.getAnnotation(SchemaCaseFormat.class);
    @Nullable SchemaCaseFormat classCaseFormatAnnotation = member.getDeclaringClass().getAnnotation(SchemaCaseFormat.class);
    if (fieldName != null) {
        if (caseFormatAnnotation != null) {
            throw new RuntimeException(String.format("Cannot define both @SchemaFieldName and @SchemaCaseFormat. From member '%s'.", member.getName()));
        }
        return fieldName.value();
    } else if (caseFormatAnnotation != null) {
        return CaseFormat.LOWER_CAMEL.to(caseFormatAnnotation.value(), original);
    } else if (classCaseFormatAnnotation != null) {
        return CaseFormat.LOWER_CAMEL.to(classCaseFormatAnnotation.value(), original);
    } else {
        return original;
    }
}