import software.amazon.awssdk.services.cloudwatch.CloudWatchClient; import software.amazon.awssdk.services.cloudwatch.model.PutMetricDataRequest; import software.amazon.awssdk.services.cloudwatch.model.PutMetricDataResponse; import software.amazon.awssdk.services.cloudwatch.model.MetricDatum; public class ApplicationMetrics { private CloudWatchClient cloudWatchClient; public ApplicationMetrics(CloudWatchClient cloudWatchClient) { this.cloudWatchClient = cloudWatchClient; } public void sendMetricData(String metricName, double metricValue) { MetricDatum datum = MetricDatum.builder() .metricName(metricName) .value(metricValue) .build(); PutMetricDataRequest request = PutMetricDataRequest.builder() .namespace("MyApplication") .metricData(datum) .build(); PutMetricDataResponse response = cloudWatchClient.putMetricData(request); System.out.println("Metric data sent to CloudWatch: " + response.sdkHttpResponse().statusCode()); } } import software.amazon.awssdk.auth.credentials.DefaultCredentialsProvider; import software.amazon.awssdk.regions.Region; import software.amazon.awssdk.services.cloudwatch.CloudWatchClient; public class CloudWatchClientFactory { public static CloudWatchClient createClient() { return CloudWatchClient.builder() .region(Region.US_WEST_2) .credentialsProvider(DefaultCredentialsProvider.create()) .build(); } }