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:kishida.cnn.layers.NeuralLayer.java

public float[] forward() {
    Objects.requireNonNull(preLayer, "preLayer is null on " + name);
    return forward(preLayer.result);
}

From source file:com.yahoo.elide.core.exceptions.CustomErrorException.java

/**
 * constructor.//  ww  w .j  a v a2  s  .c o m
 * @param status http status
 * @param message exception message
 * @param cause the cause
 * @param errorObjects custom error objects, not {@code null}
 */
public CustomErrorException(int status, String message, Throwable cause, ErrorObjects errorObjects) {
    super(status, message, cause, null);
    this.errorObjects = Objects.requireNonNull(errorObjects, "errorObjects must not be null");
}

From source file:com.navercorp.pinpoint.web.vo.stat.chart.agent.DataSourceChart.java

@VisibleForTesting
static DataSourceChartGroup newDataSourceChartGroup(TimeWindow timeWindow,
        List<SampledDataSource> sampledDataSources, ServiceTypeRegistryService serviceTypeRegistryService) {
    Objects.requireNonNull(timeWindow, "timeWindow must not be null");

    Map<StatChartGroup.ChartType, Chart<? extends Point>> chartTypeChartMap = newDatasourceChart(timeWindow,
            sampledDataSources);/*from w  ww. java  2 s.  c  o  m*/
    if (CollectionUtils.isNotEmpty(sampledDataSources)) {
        SampledDataSource latestSampledDataSource = ListUtils.getLast(sampledDataSources);

        int id = latestSampledDataSource.getId();
        String serviceTypeName = serviceTypeRegistryService
                .findServiceType(latestSampledDataSource.getServiceTypeCode()).getName();
        String databaseName = latestSampledDataSource.getDatabaseName();
        String jdbcUrl = latestSampledDataSource.getJdbcUrl();
        return new DataSourceChartGroup(timeWindow, chartTypeChartMap, id, serviceTypeName, databaseName,
                jdbcUrl);
    } else {
        final Integer uncollectedValue = SampledDataSource.UNCOLLECTED_VALUE;
        // TODO avoid null
        final String uncollectedString = SampledDataSource.UNCOLLECTED_STRING;

        return new DataSourceChartGroup(timeWindow, chartTypeChartMap, uncollectedValue, uncollectedString,
                uncollectedString, uncollectedString);
    }
}

From source file:com.facebook.presto.kinesis.KinesisTableLayoutHandle.java

@JsonCreator
public KinesisTableLayoutHandle(@JsonProperty("connectorId") String connectorId,
        @JsonProperty("table") KinesisTableHandle table) {
    this.connectorId = Objects.requireNonNull(connectorId, "connectorId is null");
    this.tableHandle = table;
}

From source file:lite.log.intercept.Modifier.java

public Modifier(Class<T> modifiedClazz) {
    super();/* ww w. jav a2 s .  c o m*/
    Objects.requireNonNull(modifiedClazz, "modifiedClazz should not be null");
    this.modifiedClazz = modifiedClazz;
}

From source file:edu.usu.sdl.openstorefront.report.generator.HtmlGenerator.java

@Override
public void init() {
    Objects.requireNonNull(report, "The generator requires the report to exist.");
    Objects.requireNonNull(report.getReportId(), "The report id is required.");
    try {//from   ww w.j  ava  2 s .  co  m
        writer = new BufferedWriter(
                new OutputStreamWriter(new FileOutputStream(report.pathToReport().toFile())));
        writer.append("<html><body style='padding: 20px'>");
    } catch (IOException ex) {
        throw new OpenStorefrontRuntimeException("Unable to open file to write report.",
                "Check file system permissions", ex);
    }
}

From source file:edu.usu.sdl.openstorefront.util.ReflectionUtil.java

/**
 * This check for Value Model Objects/*from   w  w w.  ja va  2s  .c  om*/
 *
 * @param fieldClass
 * @return
 */
public static boolean isComplexClass(Class fieldClass) {
    Objects.requireNonNull(fieldClass, "Class is required");

    boolean complex = false;
    if (!fieldClass.isPrimitive() && !fieldClass.isArray()
            && !fieldClass.getSimpleName().equalsIgnoreCase(String.class.getSimpleName())
            && !fieldClass.getSimpleName().equalsIgnoreCase(Long.class.getSimpleName())
            && !fieldClass.getSimpleName().equalsIgnoreCase(Integer.class.getSimpleName())
            && !fieldClass.getSimpleName().equalsIgnoreCase(Boolean.class.getSimpleName())
            && !fieldClass.getSimpleName().equalsIgnoreCase(Double.class.getSimpleName())
            && !fieldClass.getSimpleName().equalsIgnoreCase(Float.class.getSimpleName())
            && !fieldClass.getSimpleName().equalsIgnoreCase(BigDecimal.class.getSimpleName())
            && !fieldClass.getSimpleName().equalsIgnoreCase(Date.class.getSimpleName())
            && !fieldClass.getSimpleName().equalsIgnoreCase(List.class.getSimpleName())
            && !fieldClass.getSimpleName().equalsIgnoreCase(Map.class.getSimpleName())
            && !fieldClass.getSimpleName().equalsIgnoreCase(Collection.class.getSimpleName())
            && !fieldClass.getSimpleName().equalsIgnoreCase(Queue.class.getSimpleName())
            && !fieldClass.getSimpleName().equalsIgnoreCase(Set.class.getSimpleName())
            && !fieldClass.getSimpleName().equalsIgnoreCase(BigInteger.class.getSimpleName())) {
        complex = true;
    }
    return complex;
}

From source file:org.eclipse.vorto.remoterepository.service.converter.DefaultConverterService.java

@Override
public ModelView convert(ModelContent modelContent) {

    Objects.requireNonNull(modelContent.getContent(), "model content must not be null");

    IModelParser modelConverter = new ModelParserFactory().getModelParser(modelContent.getModelType());

    return modelConverter.parse(modelContent);
}

From source file:org.trustedanalytics.uploader.rest.Transfer.java

public Transfer(UploadMetadata metadata) {
    this.source = Objects.requireNonNull(metadata.getSource(), "source is required");
    this.orgUUID = Objects.requireNonNull(metadata.getOrgUUID(), "orgUUID is required");
    this.title = Objects.requireNonNull(metadata.getTitle(), "title is required");
    this.category = Objects.requireNonNull(metadata.getCategory(), "category is required");
    this.publicAccess = Objects.requireNonNull(metadata.getPublicAccess(), "publicAccess is required");
}

From source file:org.trustedanalytics.uploader.rest.UploadMetadata.java

private UploadMetadata(UploadMetadataBuilder builder) {
    this.source = Objects.requireNonNull(builder.source, "source is required");
    this.orgUUID = Objects.requireNonNull(builder.orgUUID, "organization guid is required");
    this.title = Objects.requireNonNull(builder.title, "title is required");
    this.category = Objects.requireNonNull(builder.category, "category is required");
    this.publicAccess = builder.publicAccess;
}