There are more AWS SDK examples available in the [AWS Doc SDK Examples](https://github.com/awsdocs/aws-doc-sdk-examples) GitHub repo.

# Hello AWS IoT FleetWise
<a name="iotfleetwise_example_iotfleetwise_Hello_section"></a>

The following code examples show how to get started using AWS IoT FleetWise.

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#### [ Java ]

**SDK for Java 2.x**  
 There's more on GitHub. Find the complete example and learn how to set up and run in the [AWS Code Examples Repository](https://github.com/awsdocs/aws-doc-sdk-examples/tree/main/javav2/example_code/iotfleetwise#code-examples). 

```
public class HelloFleetwise {

        public static void main(String[] args) {
            ListSignalCatalogs();
        }

        public static void  ListSignalCatalogs() {
            try (IoTFleetWiseClient fleetWiseClient = IoTFleetWiseClient.builder()
                    .region(Region.US_EAST_1)
                    .credentialsProvider(DefaultCredentialsProvider.create())
                    .build()) {

                ListSignalCatalogsRequest request = ListSignalCatalogsRequest.builder()
                        .maxResults(10) // Optional: limit per page
                        .build();

                ListSignalCatalogsIterable paginator = fleetWiseClient.listSignalCatalogsPaginator(request);
                boolean found = false;

                for (ListSignalCatalogsResponse response : paginator) {
                    for (SignalCatalogSummary summary : response.summaries()) {
                        found = true;
                        System.out.println("Catalog Name: " + summary.name());
                        System.out.println("ARN: " + summary.arn());
                        System.out.println("Created: " + summary.creationTime());
                        System.out.println("Last Modified: " + summary.lastModificationTime());
                        System.out.println("---------------");
                    }
                }

                if (!found) {
                    System.out.println("No AWS Fleetwise Signal Catalogs were found.");
                }

            } catch (IoTFleetWiseException e) {
                System.err.println("Error listing signal catalogs: " + e.awsErrorDetails().errorMessage());
                throw new RuntimeException(e);
            }
        }
    }
```
+  For API details, see [listSignalCatalogsPaginator](https://docs.aws.amazon.com/goto/SdkForJavaV2/iotfleetwise-2021-06-17/listSignalCatalogsPaginator) in *AWS SDK for Java 2.x API Reference*. 

------
#### [ Kotlin ]

**SDK for Kotlin**  
 There's more on GitHub. Find the complete example and learn how to set up and run in the [AWS Code Examples Repository](https://github.com/awsdocs/aws-doc-sdk-examples/tree/main/kotlin/services/iotfleetwise#code-examples). 

```
/**
Before running this Kotlin code example, set up your development environment,
including your credentials.

For more information, see the following documentation topic:
https://docs.aws.amazon.com/sdk-for-kotlin/latest/developer-guide/setup.html
 */
suspend fun main() {
    listSignalCatalogs()
}

/**
 * Lists the AWS FleetWise Signal Catalogs associated with the current AWS account.
 */
suspend fun listSignalCatalogs() {
    val request = ListSignalCatalogsRequest {
        maxResults = 10
    }

    IotFleetWiseClient { region = "us-east-1" }.use { fleetwiseClient ->
        val response = fleetwiseClient.listSignalCatalogs(request)
        val summaries = response.summaries

        if (summaries.isNullOrEmpty()) {
            println("No AWS FleetWise Signal Catalogs were found.")
        } else {
            summaries.forEach { summary ->
                with(summary) {
                    println("Catalog Name: $name")
                    println("ARN: $arn")
                    println("Created: $creationTime")
                    println("Last Modified: $lastModificationTime")
                    println("---------------")
                }
            }
        }
    }
}
```
+  For API details, see [listSignalCatalogsPaginator](https://sdk.amazonaws.com/kotlin/api/latest/index.html) in *AWS SDK for Kotlin API reference*. 

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