Amazon Web Services 文档中描述的 Amazon Web Services 服务或功能可能因区域而异。要查看适用于中国区域的差异,请参阅
中国的 Amazon Web Services 服务入门
(PDF)。
本文属于机器翻译版本。若本译文内容与英语原文存在差异,则一律以英文原文为准。
创建物品交互事件跟踪器
必须先创建物品交互事件跟踪器,然后才能记录物品交互事件。事件跟踪器会将新事件数据定向到数据集组中的物品交互数据集。
使用 Amazon Personalize 控制台或 CreateEventTracker API 操作创建事件跟踪器。将以下内容作为参数传递:包含目标物品交互数据集的数据集组的 Amazon 资源名称 (ARN)。有关使用 Amazon Personalize 控制台创建事件跟踪器的说明,请参阅创建事件跟踪器(控制台)。
事件跟踪器包括跟踪 ID,您在使用PutEvents操作时将其作为参数传递。然后,Amazon Personalize 将新事件数据附加到您在事件跟踪器中指定的数据集组的物品交互数据集中。
- Python
-
import boto3
personalize = boto3.client('personalize')
response = personalize.create_event_tracker(
name='MovieClickTracker',
datasetGroupArn='arn:aws:personalize:us-west-2:acct-id
:dataset-group/MovieClickGroup'
)
print(response['eventTrackerArn'])
print(response['trackingId'])
此时将显示事件跟踪器 ARN 和跟踪 ID,例如:
{
"eventTrackerArn": "arn:aws:personalize:us-west-2:acct-id:event-tracker/MovieClickTracker",
"trackingId": "xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx"
}
- Amazon CLI
-
aws personalize create-event-tracker \
--name MovieClickTracker \
--dataset-group-arn arn:aws:personalize:us-west-2:acct-id
:dataset-group/MovieClickGroup
此时将显示事件跟踪器 ARN 和跟踪 ID,例如:
{
"eventTrackerArn": "arn:aws:personalize:us-west-2:acct-id:event-tracker/MovieClickTracker",
"trackingId": "xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx"
}
- SDK for Java 2.x
-
public static String createEventTracker(PersonalizeClient personalizeClient,
String eventTrackerName,
String datasetGroupArn) {
String eventTrackerId = null;
String eventTrackerArn = null;
long maxTime = 3 * 60 * 60;
long waitInMilliseconds = 30 * 1000;
String status;
try {
CreateEventTrackerRequest createEventTrackerRequest = CreateEventTrackerRequest.builder()
.name(eventTrackerName)
.datasetGroupArn(datasetGroupArn)
.build();
CreateEventTrackerResponse createEventTrackerResponse =
personalizeClient.createEventTracker(createEventTrackerRequest);
eventTrackerArn = createEventTrackerResponse.eventTrackerArn();
eventTrackerId = createEventTrackerResponse.trackingId();
System.out.println("Event tracker ARN: " + eventTrackerArn);
System.out.println("Event tracker ID: " + eventTrackerId);
maxTime = Instant.now().getEpochSecond() + maxTime;
DescribeEventTrackerRequest describeRequest = DescribeEventTrackerRequest.builder()
.eventTrackerArn(eventTrackerArn)
.build();
while (Instant.now().getEpochSecond() < maxTime) {
status = personalizeClient.describeEventTracker(describeRequest).eventTracker().status();
System.out.println("EventTracker status: " + status);
if (status.equals("ACTIVE") || status.equals("CREATE FAILED")) {
break;
}
try {
Thread.sleep(waitInMilliseconds);
} catch (InterruptedException e) {
System.out.println(e.getMessage());
}
}
return eventTrackerId;
}
catch (PersonalizeException e){
System.out.println(e.awsErrorDetails().errorMessage());
System.exit(1);
}
return eventTrackerId;
}