tXSDValidator Properties - 6.1

Talend Components Reference Guide

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Component family




Validates an input XML file or an input XML flow against an XSD file and sends the validation log to the defined output.


Helps at controlling data and structure quality of the file or flow to be processed

Basic settings


From this dropdown list, select:

- File, to validate an input file

- Flow, to validate an input flow


Schema and Edit Schema

A schema is a row description, it defines the number of fields to be processed and passed on to the next component.

The schema of this component is read-only. It contains standard information regarding the file validation.


File mode only

XSD file

Filepath to the reference XSD file. HTTP URL also supported, e.g. http://localhost:8080/book.xsd.


File mode only

XML file

Filepath to the XML file to be validated.


File mode only

If XML is valid, display If XML is invalid, display

Type in a message to be displayed in the Run console based on the result of the comparison.


File mode only

Print to console

Select this check box to display the validation message.


Flow mode only


Specify the column or columns to be validated and the path to the reference XSD file.

Advanced settings


Enter the encoding type between quotes.

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

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.

DIFFERENCE: the result of the validation. This is a Flow variable and it returns a string.

VALID: the validation result. This is a Flow variable and it returns a boolean.

XSD_ERROR_MESSAGE: the xsd error message generated by the component. This is a Flow variable and it returns a string.

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.


When used in File mode, this component can be used as standalone component but it is usually linked to an output component to gather the log data.