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Shell task

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The Shell task allows you to run shell scripts and commands.


CommandShell command to execute.
Argument 1Arguments that are passed to the shell command.
Argument 2Arguments that are passed to the shell command.
Argument 3Arguments that are passed to the shell command.
Argument 4Arguments that are passed to the shell command.
Argument 5Arguments that are passed to the shell command.
WaitWait, if necessary, until the shell process has terminated.
Output VariablesVariable to store shell command output.
Error Code VariableVariable to store shell command error code.
Redirect ErrorIndicates whether the standard error is combined with the standard output.
Clean EnvIndicates whether the shell process inherits the current environment.
DirectoryDefault directory of shell process.
ExclusiveWhen it receives a special job from a specific process example, it makes jobs run in order.
Execution listenersListeners for an activity, process, sequence flow, start and end event.
Multi-instance typeDetermines if multiple instances of this activity are created.
Cardinality (Multi-instance)An expression or numeric value determines how many instances are created.
Collection (Multi-instance)The number of instances is determined by the elements of a collection. For each element in the collection, a new instance is created.
Element Variable (Multi-instance)The variable under which each element is available to the newly created instance.
Completion Condition (Multi-instance)An expression that, if it evaluated to true, stops the creation of new instances.
Is for compensationA flag that identifies whether this activity is intended for the purposes of compensation.

You can use the Execution listeners as shown in the examples.

Start

End

Take

You can use the Multi-instance type as shown in the examples.

Default, only one instance is created:

None

Activities are created in parallel. This is a good practice for User tasks activity:

Parallel

Activities are created sequentially. This is a good practice for Service tasks activity:

Sequential

You can use the Cardinality (Multi-instance) as shown in the examples.

${number}

2

You can use the Collection (Multi-instance) as shown in the example.

2

You can use the Element variable (Multi-instance) as shown in the example.

elementvar

You can use the Completion Condition (Multi-instance) as shown in the example.

true

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