tGSBucketList Standard properties - Cloud

These properties are used to configure tGSBucketList running in the Standard Job framework.

The Standard tGSBucketList component belongs to the Big Data and the Cloud families.

The component in this framework is available in all Talend products.

Basic settings

Use an existing connection	Select this check box and in the Component List click the relevant connection component to reuse the connection details you already defined.
Credential type	Select the type to be used to authenticate to your project. Service account: authenticate using a Google account. When selecting this credential type, the parameter to be defined in the Basic settings view is Service account key. OAuth Access Token: authenticate using an OAuth access token. When selecting this credential type, the parameter to be defined in the Basic settings view is OAuth Access Token.
Service account key	Click the [...]button next to the service account key field to browse for the JSON file that contains your service account key.
OAuth Access Token	Enter an access token. The lifetime of the token is one hour. The component does not perform the token refresh operation but will fetch the new access token to operate beyond the one-hour limit.
Project ID	Enter the project ID from which you want to retrieve a list of buckets. This option is available when OAuth Access Token is selected from the Credential type drop-down list.

Advanced settings

tStatCatcher Statistics	Select this check box to gather the Job processing metadata at the Job level as well as at each component level.

Global Variables

Global Variables	CURRENT_BUCKET_NAME: the current bucket name. This is a Flow variable and it returns a string. NB_BUCKET: the number of buckets. This is an After variable and it returns an integer. ERROR_MESSAGE: the error message generated by the component when an error occurs. This is an After variable and it returns a string. This variable functions only if the Die on error check box is cleared, if the component has this check box. A Flow variable functions during the execution of a component while an After variable functions after the execution of the component. To fill up a field or expression with a variable, press Ctrl + Space to access the variable list and choose the variable to use from it. For further information about variables, see Talend Studio User Guide.

CURRENT_BUCKET_NAME: the current bucket name. This is a Flow variable and it returns a string.

NB_BUCKET: the number of buckets. This is an After variable and it returns an integer.

ERROR_MESSAGE: the error message generated by the component when an error occurs. This is an After variable and it returns a string. This variable functions only if the Die on error check box is cleared, if the component has this check box.

A Flow variable functions during the execution of a component while an After variable functions after the execution of the component.

To fill up a field or expression with a variable, press Ctrl + Space to access the variable list and choose the variable to use from it.

For further information about variables, see Talend Studio User Guide.

Usage

Usage rule	The tGSBucketList component can be used as a standalone component or as a start component of a process.