Updated on 2024-01-31 GMT+08:00

Listing Inventory Rules (SDK for Java)

Function

This API returns a list of all inventory rules for the bucket.

Restrictions

  • The mapping between OBS regions and endpoints must comply with what is listed in Regions and Endpoints.

Method

obsClient.listInventoryConfiguration(ListInventoryConfigurationRequest request)

Request Parameters

Table 1 ListInventoryConfigurationRequest

Parameter

Type

Mandatory (Yes/No)

Description

bucketName

String

Yes

Explanation:

Bucket name.

Restrictions:

  • A bucket name must be unique across all accounts and regions.
  • A bucket name:
    • Must be 3 to 63 characters long and start with a digit or letter. Lowercase letters, digits, hyphens (-), and periods (.) are allowed.
    • Cannot be formatted as an IP address.
    • Cannot start or end with a hyphen (-) or period (.).
    • Cannot contain two consecutive periods (..), for example, my..bucket.
    • Cannot contain periods (.) and hyphens (-) adjacent to each other, for example, my-.bucket or my.-bucket.
  • If you repeatedly create buckets of the same name in the same region, no error will be reported and the bucket attributes comply with those set in the first creation request.

Default value:

None

Responses

Table 2 ListInventoryConfigurationResult

Parameter

Type

Description

statusCode

int

Explanation:

HTTP status code.

Value range:

A status code is a group of digits that can be 2xx (indicating successes) or 4xx or 5xx (indicating errors). It indicates the status of a response.

For more information, see Status Code.

Default value:

None

responseHeaders

Map<String, Object>

Explanation:

HTTP response header list, composed of tuples. In a tuple, the String key indicates the name of the header, and the Object value indicates the value of the header.

Default value:

None

inventoryConfigurations

List<InventoryConfiguration>

Explanation:

All inventory configurations of the bucket. For details, see Table 3.

Table 3 InventoryConfiguration

Parameter

Type

Mandatory (Yes/No)

Description

configurationId

String

Yes

Explanation:

ID of a bucket inventory rule.

Restrictions:

The rule ID allows letters (a–z, A–Z), digits (0–9), hyphens (-), underscores (_), and periods (.).

Value range:

The value can be up to 64 characters long.

Default value:

None

isEnabled

boolean

Yes

Explanation:

Whether the bucket inventory rule is enabled.

Value range:

true: The rule is enabled, and an inventory file is generated.

false: The rule is disabled. No inventory file is generated.

Default value:

true

objectPrefix

String

No

Explanation:

Used to filter objects. Only objects with the specified name prefix are included in the inventory.

Value range:

The value must contain 1 to 1,024 characters.

Default value:

None

frequency

String

Yes

Explanation:

Intervals when inventories are generated. You can set this parameter to Daily or Weekly. An inventory is generated within one hour from when it is configured for the first time. Then it is generated at the specified intervals.

Value range:

Daily: Inventories are generated once a day.

Weekly: Inventories are generated once a week.

Default value:

None

inventoryFormat

String

Yes

Explanation:

Inventory file format. Only the CSV format is supported.

Value range:

CSV

Default value:

None

destinationBucket

String

Yes

Explanation:

Name of the bucket for storing inventories.

Restrictions:

  • A bucket name must be unique across all accounts and regions.
  • A bucket name:
    • Must be 3 to 63 characters long and start with a digit or letter. Lowercase letters, digits, hyphens (-), and periods (.) are allowed.
    • Cannot be formatted as an IP address.
    • Cannot start or end with a hyphen (-) or period (.).
    • Cannot contain two consecutive periods (..), for example, my..bucket.
    • Cannot contain periods (.) and hyphens (-) adjacent to each other, for example, my-.bucket or my.-bucket.
  • If you repeatedly create buckets of the same name in the same region, no error will be reported and the bucket attributes comply with those set in the first creation request.

Default value:

None

inventoryPrefix

String

No

Explanation:

The prefix of the inventory file name.

Value range:

The value must contain 1 to 1,024 characters.

Default value:

If you do not specify this parameter, BucketInventory is used as the prefix by default.

includedObjectVersions

String

Yes

Explanation:

Whether versions of objects are included in an inventory.

Value range:

  • If this parameter is set to All, all the versions of objects are included in the inventory, and version-related fields are added to the inventory, including: VersionId, IsLatest, and DeleteMarker.
  • If this parameter is set to Current, the inventory only lists information about the current object version and does not include any version-related fields.

Default value:

None

optionalFields

ArrayList<String>

No

Explanation:

Additional object metadata fields that are contained in an inventory file.

Value range:

Size: Object size.

LastModifiedDate: Last time when the object was modified.

StorageClass: The storage class of the object.

ETag: The ETag value of the object.

IsMultipartUploaded: Whether the object was uploaded in a multipart upload.

ReplicationStatus: The cross-region replication status of the object.

EncryptionStatus: The encryption status of the object.

Default value:

None

Code Examples

This example lists all inventory files of bucket example-bucket.

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import com.obs.services.ObsClient;
import com.obs.services.exception.ObsException;
import com.obs.services.model.inventory.InventoryConfiguration;
import com.obs.services.model.inventory.ListInventoryConfigurationRequest;
import com.obs.services.model.inventory.ListInventoryConfigurationResult;
import java.util.List;
public class ListInventoryConfigurations001 {
    public static void main(String[] args) {
        // Obtain an AK/SK pair using environment variables or import the AK/SK pair in other ways. Using hard coding may result in leakage.
        // Obtain an AK/SK pair on the management console.
        String ak = System.getenv("ACCESS_KEY_ID");
        String sk = System.getenv("SECRET_ACCESS_KEY_ID");
        // (Optional) If you are using a temporary AK/SK pair and a security token to access OBS, you are advised not to use hard coding, which may result in information leakage.
        // Obtain an AK/SK pair and a security token using environment variables or import them in other ways.
        // String securityToken = System.getenv("SECURITY_TOKEN");
        // Enter the endpoint corresponding to the bucket. CN-Hong Kong is used here as an example. Replace it with the one in your actual situation.
        String endPoint = "https://obs.ap-southeast-1.myhuaweicloud.com";
        // Obtain an endpoint using environment variables or import it in other ways.
        // String endPoint = System.getenv("ENDPOINT");
        
        // Create an ObsClient instance.
        // Use the permanent AK/SK pair to initialize the client.
        ObsClient obsClient = new ObsClient(ak, sk,endPoint);
        // Use the temporary AK/SK pair and security token to initialize the client.
        // ObsClient obsClient = new ObsClient(ak, sk, securityToken, endPoint);

        try {
            // Set the following parameters.
            String exampleBucketName = "example-bucket";
            ListInventoryConfigurationRequest request = new ListInventoryConfigurationRequest(exampleBucketName);
            // List all inventory rules.
            ListInventoryConfigurationResult result = obsClient.listInventoryConfiguration(request);
            List<InventoryConfiguration> inventoryConfigurations = result.getInventoryConfigurations();
            //Print all parameters in all inventory rules.
            for (InventoryConfiguration inventoryConfiguration : inventoryConfigurations) {
                System.out.println("ConfigurationId:" + inventoryConfiguration.getConfigurationId());
                System.out.println("DestinationBucket:" + inventoryConfiguration.getDestinationBucket());
                System.out.println("InventoryFormat:" + inventoryConfiguration.getInventoryFormat());
                System.out.println("Enabled:" + inventoryConfiguration.getEnabled());
                System.out.println("Frequency:" + inventoryConfiguration.getFrequency());
                System.out.println("IncludedObjectVersions:" + inventoryConfiguration.getIncludedObjectVersions());
                System.out.println("InventoryPrefix:" + inventoryConfiguration.getInventoryPrefix());
                System.out.println("ObjectPrefix:" + inventoryConfiguration.getObjectPrefix());
                System.out.println("OptionalFields:" + inventoryConfiguration.getOptionalFields());
                System.out.println("--------------------------------");
            }
            // Print the HTTP status code.
            System.out.println("HTTP Code: " + result.getStatusCode());
            System.out.println("ListInventoryConfiguration succeeded");
        } catch (ObsException e) {
            System.out.println("ListInventoryConfiguration failed");
            // Request failed. Print the HTTP status code.
            System.out.println("HTTP Code: " + e.getResponseCode());
            // Request failed. Print the server-side error code.
            System.out.println("Error Code:" + e.getErrorCode());
            // Request failed. Print the error details.
            System.out.println("Error Message:" + e.getErrorMessage());
            // Request failed. Print the request ID.
            System.out.println("Request ID:" + e.getErrorRequestId());
            System.out.println("Host ID:" + e.getErrorHostId());
        } catch (Exception e) {
            System.out.println("ListInventoryConfiguration failed");
            // Print other error information.
            e.printStackTrace();
        }
    }
}