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, Supplier<String> messageSupplier)

Source Link

Document

Checks that the specified object reference is not null and throws a customized NullPointerException if it is.

Usage

From source file:edu.umich.oasis.common.SodaDescriptor.java

private SodaDescriptor(int kind, ComponentName definingClass, String methodName, List<String> paramTypes,
        boolean makeCopy) {
    if (kind != KIND_INSTANCE && kind != KIND_STATIC && kind != KIND_CTOR) {
        throw new IllegalArgumentException("Unknown kind " + kind);
    }/*from w  ww . j  av a 2 s .  c o m*/

    this.kind = kind;

    this.definingClass = Objects.requireNonNull(definingClass, "definingClass");
    this.methodName = (kind != KIND_CTOR) ? Objects.requireNonNull(methodName, "methodName") : null;
    this.paramTypes = (paramTypes != null)
            ? Collections.unmodifiableList(makeCopy ? new ArrayList<>(paramTypes) : paramTypes)
            : Collections.<String>emptyList();
}

From source file:com.conwet.silbops.msg.UnadvertiseMsg.java

public UnadvertiseMsg(Advertise advertise, Advertise context) {

    super(MessageType.UNADVERTISE);
    this.advertise = Objects.requireNonNull(advertise, "Advertise is null");
    this.context = Objects.requireNonNull(context, "Context is null");
    uncovered = new HashSet<>();
}

From source file:edu.umich.flowfence.common.QMDescriptor.java

private QMDescriptor(int kind, ComponentName definingClass, String methodName, List<String> paramTypes,
        boolean makeCopy) {
    if (kind != KIND_INSTANCE && kind != KIND_STATIC && kind != KIND_CTOR) {
        throw new IllegalArgumentException("Unknown kind " + kind);
    }// www .  ja  v a2s. c  o m

    this.kind = kind;

    this.definingClass = Objects.requireNonNull(definingClass, "definingClass");
    this.methodName = (kind != KIND_CTOR) ? Objects.requireNonNull(methodName, "methodName") : null;
    this.paramTypes = (paramTypes != null)
            ? Collections.unmodifiableList(makeCopy ? new ArrayList<>(paramTypes) : paramTypes)
            : Collections.<String>emptyList();
}

From source file:com.qwazr.search.annotations.AnnotatedIndexService.java

/**
 * Create a new index service. A class with Index and IndexField annotations.
 *
 * @param indexService         the IndexServiceInterface to use
 * @param indexDefinitionClass an annotated class
 *///from  w w  w. j a  v a2s .com
public AnnotatedIndexService(IndexServiceInterface indexService, Class<T> indexDefinitionClass) {
    Objects.requireNonNull(indexService, "The indexService parameter is null");
    Objects.requireNonNull(indexDefinitionClass, "The indexDefinition parameter is null");
    this.indexService = indexService;
    this.annotatedService = indexService instanceof AnnotatedServiceInterface
            ? (AnnotatedServiceInterface) indexService
            : null;
    this.indexDefinitionClass = indexDefinitionClass;
    Index index = indexDefinitionClass.getAnnotation(Index.class);
    Objects.requireNonNull(index, "This class does not declare any Index annotation: " + indexDefinitionClass);
    schemaName = index.schema();
    indexName = index.name();
    similarityClass = index.similarityClass();
    Field[] fields = indexDefinitionClass.getDeclaredFields();
    if (fields != null && fields.length > 0) {
        fieldMap = new HashMap<>();
        indexFieldMap = new HashMap<>();
        for (Field field : fields) {
            if (!field.isAnnotationPresent(IndexField.class))
                continue;
            field.setAccessible(true);
            IndexField indexField = field.getDeclaredAnnotation(IndexField.class);
            String indexName = StringUtils.isEmpty(indexField.name()) ? field.getName() : indexField.name();
            indexFieldMap.put(indexName, indexField);
            fieldMap.put(indexName, field);
        }
    } else {
        fieldMap = null;
        indexFieldMap = null;
    }
}

From source file:org.apache.calcite.adapter.elasticsearch.ElasticsearchTable.java

/**
 * Creates an ElasticsearchTable./*from   w  ww  .jav  a 2 s .  c o  m*/
 * @param client low-level ES rest client
 * @param mapper Jackson API
 * @param indexName elastic search index
 * @param typeName elastic searh index type
 */
ElasticsearchTable(RestClient client, ObjectMapper mapper, String indexName, String typeName) {
    super(indexName, typeName, Objects.requireNonNull(mapper, "mapper"));
    this.restClient = Objects.requireNonNull(client, "client");
    try {
        this.version = detectVersion(client, mapper);
    } catch (IOException e) {
        final String message = String.format(Locale.ROOT, "Couldn't detect ES version " + "for %s/%s",
                indexName, typeName);
        throw new UncheckedIOException(message, e);
    }

}

From source file:com.smokejumperit.gradle.report.DependencyLicenseReport.java

public void setReportedConfigurations(String reportedConfiguration) {
    Objects.requireNonNull(reportedConfiguration, "configuration to report");
    this.reportedConfigurations = ImmutableList.of(reportedConfiguration);
}

From source file:intelligent.wiki.editor.core_impl.sweble.SwebleASTNode.java

@Override
public void addChild(ASTNode child) {
    if (this.equals(child)) {
        throw new IllegalArgumentException("Can not be child to yourself!");
    }//from   w  w  w  .  j a  v a  2s.c o m
    Objects.requireNonNull(child, "Child node null!");
    children.add(child);
}

From source file:de.speexx.csv.table.CsvReader.java

/** Creates a new {@code CsvReader} for the given <em>reader</em>.
 * @param reader the reader to read the CSV content from
 * @throws NullPointerException if the given <em>reader</em> is {@code null}
 * @throws IOException if is not possible to init the reader. 
 *//* w  w w  . ja  va  2  s .  c om*/
public CsvReader(final Reader reader) throws IOException {
    Objects.requireNonNull(reader, "reader is null");
    this.reader = reader;
    this.ownReader = false;
    init(reader);
}

From source file:com.navercorp.pinpoint.web.filter.RpcURLPatternFilter.java

public RpcURLPatternFilter(String urlPattern, ServiceTypeRegistryService serviceTypeRegistryService,
        AnnotationKeyRegistryService annotationKeyRegistryService) {
    this.urlPattern = Objects.requireNonNull(urlPattern, "urlPattern must not be null");
    this.serviceTypeRegistryService = Objects.requireNonNull(serviceTypeRegistryService,
            "serviceTypeRegistryService must not be null");
    this.annotationKeyRegistryService = Objects.requireNonNull(annotationKeyRegistryService,
            "annotationKeyRegistryService must not be null");

    // TODO serviceType rpctype

    // TODO remove. hard coded annotation for compatibility, need a better to group rpc url annotations
    this.rpcEndpointAnnotationCodes = initRpcEndpointAnnotations(AnnotationKey.HTTP_URL.getName(),
            AnnotationKey.MESSAGE_QUEUE_URI.getName(), "thrift.url", "npc.url", "nimm.url");
}

From source file:com.steelbridgelabs.oss.neo4j.structure.Neo4JGraphConfigurationBuilder.java

private Neo4JGraphConfigurationBuilder(String hostname, short port, String username, String password) {
    Objects.requireNonNull(hostname, "hostname cannot be null");
    Objects.requireNonNull(username, "username cannot be null");
    Objects.requireNonNull(password, "password cannot be null");
    // store fields
    this.hostname = hostname;
    this.port = port;
    this.username = username;
    this.password = password;
}