tChronometerStart – Docs for ESB 5.x

Component family

Logs & Errors

Function

Starts measuring the time a subjob takes to be executed.

Purpose

Operates as a chronometer device that starts calculating the
processing time of one or more subjobs in the main Job, or that
starts calculating the processing time of part of your
subjob.

Global Variables

STARTTIME: the start time to calculate the processing
time of subjob(s). This is a Flow variable and it returns a long.

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

You can use tChronometerStart as
a start or middle component. It can precede one or more processing
tasks in the subjob. It can precede one or more subjobs in the main
Job.

Log4j

The activity of this component can be logged using the log4j feature. For more information on this feature, see Talend Studio User
Guide.

For more information on the log4j logging levels, see the Apache documentation at http://logging.apache.org/log4j/1.2/apidocs/org/apache/log4j/Level.html.

Limitation

n/a