与 AWS SDK或BatchPutAssetPropertyValue一起使用 CLI

向资产属性发送数据

以下batch-put-asset-property-value示例将功率和温度数据发送到由属性别名标识的资产属性。

aws iotsitewise batch-put-asset-property-value \
    --cli-input-json file://batch-put-asset-property-value.json

batch-put-asset-property-value.json 的内容：

{
    "entries": [
        {
            "entryId": "1575691200-company-windfarm-3-turbine-7-power",
            "propertyAlias": "company-windfarm-3-turbine-7-power",
            "propertyValues": [
                {
                    "value": {
                        "doubleValue": 4.92
                    },
                    "timestamp": {
                        "timeInSeconds": 1575691200
                    },
                    "quality": "GOOD"
                }
            ]
        },
        {
            "entryId": "1575691200-company-windfarm-3-turbine-7-temperature",
            "propertyAlias": "company-windfarm-3-turbine-7-temperature",
            "propertyValues": [
                {
                    "value": {
                        "integerValue": 38
                    },
                    "timestamp": {
                        "timeInSeconds": 1575691200
                    }
                }
            ]
        }
    ]
}

输出：

{
    "errorEntries": []
}

有关更多信息，请参阅《物联网 SiteWise 用户指南》 SiteWise API中的使用物 AWS 联网摄取数据。AWS

    /**
     * Sends data to the SiteWise service.
     *
     * @param assetId        the ID of the asset to which the data will be sent.
     * @param tempPropertyId the ID of the temperature property.
     * @param humidityPropId the ID of the humidity property.
     * @return a {@link CompletableFuture} that represents a {@link BatchPutAssetPropertyValueResponse} result. The
     *         calling code can attach callbacks, then handle the result or exception by calling
     *         {@link CompletableFuture#join()} or {@link CompletableFuture#get()}.
     *         <p>
     *         If any completion stage in this method throws an exception, the method logs the exception cause and keeps it
     *         available to the calling code as a {@link CompletionException}. By calling
     *         {@link CompletionException#getCause()}, the calling code can access the original exception.
     */
    public CompletableFuture<BatchPutAssetPropertyValueResponse> sendDataToSiteWiseAsync(String assetId, String tempPropertyId, String humidityPropId) {
        Map<String, Double> sampleData = generateSampleData();
        long timestamp = Instant.now().toEpochMilli();

        TimeInNanos time = TimeInNanos.builder()
            .timeInSeconds(timestamp / 1000)
            .offsetInNanos((int) ((timestamp % 1000) * 1000000))
            .build();

        BatchPutAssetPropertyValueRequest request = BatchPutAssetPropertyValueRequest.builder()
            .entries(Arrays.asList(
                PutAssetPropertyValueEntry.builder()
                    .entryId("entry-3")
                    .assetId(assetId)
                    .propertyId(tempPropertyId)
                    .propertyValues(Arrays.asList(
                        AssetPropertyValue.builder()
                            .value(Variant.builder()
                                .doubleValue(sampleData.get("Temperature"))
                                .build())
                            .timestamp(time)
                            .build()
                    ))
                    .build(),
                PutAssetPropertyValueEntry.builder()
                    .entryId("entry-4")
                    .assetId(assetId)
                    .propertyId(humidityPropId)
                    .propertyValues(Arrays.asList(
                        AssetPropertyValue.builder()
                            .value(Variant.builder()
                                .doubleValue(sampleData.get("Humidity"))
                                .build())
                            .timestamp(time)
                            .build()
                    ))
                    .build()
            ))
            .build();

        return getAsyncClient().batchPutAssetPropertyValue(request)
            .whenComplete((response, exception) -> {
                if (exception != null) {
                    logger.error("An exception occurred: {}", exception.getCause().getMessage());
                }
            });
    }