July 30, 2023

tNamedPipeClose – Docs for ESB 7.x

tNamedPipeClose

Closes a named-pipe at the end of a process.

tNamedPipeClose closes a named-pipe opened with
tNamedPipeOpen at the end of a process.

tNamedPipeClose Standard properties

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

The Standard
tNamedPipeClose component belongs to the File family.

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

Basic settings

Pipe

Select an existing named-pipe from the list to close.

Advanced settings

tStatCatcher Statistics

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

Global Variables

Global Variables

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 is usually used to close a named-pipe at the end of
a Job.

Dynamic settings

Click the [+] button to add a row
in the table and fill the Code
field with a context variable to choose your pipe connection
dynamically from multiple connections planned in your Job.

When a dynamic parameter is defined, the Pipe box in the Basic
settings
view becomes unusable.

For examples on using dynamic parameters, see Reading data from databases through context-based dynamic connections and Reading data from different MySQL databases using dynamically loaded connection parameters. For more information on Dynamic
settings
and context variables, see Talend Studio
User Guide.

Limitation

Due to license incompatibility, one or more JARs required to use
this component are not provided. You can install the missing JARs for this particular
component by clicking the Install button
on the Component tab view. You can also
find out and add all missing JARs easily on the Modules tab in the
Integration
perspective of your studio. You can find more details about how to install external modules in
Talend Help Center (https://help.talend.com)
.

Related scenario

For a related scenario, see Writing and loading data through a named-pipe.


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