July 30, 2023

tFileUnarchive – Docs for ESB 7.x

tFileUnarchive

Decompresses an archive file for further processing, in one of the following formats:
*.tar.gz , *.tgz, *.tar, *.gz and *.zip.

tFileUnarchive Standard properties

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

The Standard
tFileUnarchive component belongs to the File family.

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

Basic settings

Archive file

File path to the archive.

Warning: Use absolute path (instead of relative path) for
this field to avoid possible errors.

Extraction directory

Folder where the unzipped file(s) will be put.

Warning: Use absolute path (instead of relative path) for
this field to avoid possible errors.

Use archive file name as root
directory

Select this check box to create a folder named as the archive, if
it does not exist, under the specified directory and extract the
zipped file(s) to that folder.

Check the integrity before unzip

Select this check box to run an integrity check before unzipping
the archive.

Extract file paths

Select this check box to reproduce the file path structure zipped
in the archive.

Need a password

Select this check box and provide the correct decrypt method and
password if the archive to be unzipped is password protected. Note
that the encrypted archive must be one created by the tFileArchive component; otherwise you
will see error messages or get nothing extracted even if no error
message is displayed.

Decrypt method: select the
decrypt method from the list, either Java
Decrypt
or Zip4j
Decrypt
.

Enter the password: enter the
decryption password.

To enter the password, click the […] button next to the
password field, and then in the pop-up dialog box enter the password between double quotes
and click OK to save the settings.

Advanced settings

tStatCatcher Statistics

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

Global Variables

Global Variables

CURRENT_FILE: the current file name. This is a Flow
variable and it returns a string.

CURRENT_FILEPATH: the current file path. This is a Flow
variable and it returns a string.

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

This component can be used as a standalone component but it can
also be used within a Job as a Start component using an Iterate link.

Connections

Outgoing links (from this component to another):

Row: Iterate.

Trigger: On Subjob Ok; On Subjob
Error; Run if; On Component Ok; On Component Error.

Incoming links (from one component to this one):

Row: Iterate.

Trigger: Run if; On Subjob Ok; On
Subjob Error; On component Ok; On Component Error; Synchronize;
Parallelize.

For further information regarding connections, see

Talend Studio

User Guide.

Limitation

Warning:

Such files can be decompressed:
*.tar.gz , *.tgz, *.tar, *.gz and *.zip.

Related scenario

For tFileUnarchive related scenario, see tFileCompare.


Document get from Talend https://help.talend.com
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