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Saturday, 11 November 2023

What will be the expected output if all the conditions in choice router comes out to be valid in Mule Soft

 

What will be the expected output if all the conditions in choice router comes out to be valid in Mule Soft?

 

If all the conditions in a Choice router in MuleSoft are valid, the first condition that evaluates to true will be executed and the others will be ignored.

https://youtu.be/f3XSogfTFBM

This is similar to an if-else statement in programming, where only the first true condition is executed.

Here is an example of a Choice router with two conditions:

 

XML

<choice>
 
<when expression="message.payload = '1'">
   
<logger message="Condition 1 is met." />
 
</when>
 
<when expression="message.payload = '2'">
   
<logger message="Condition 2 is met." />
 
</when>
 
<otherwise>
   
<logger message="No conditions are met." />
 
</otherwise>
</choice>

 

If the message payload is 1, the first condition will evaluate to true and the logger message "Condition 1 is met." will be printed to the console. The second condition will not be evaluated, as the first condition has already evaluated to true.

If the message payload is 2, the second condition will evaluate to true and the logger message "Condition 2 is met." will be printed to the console. The first condition will not be evaluated, as the second condition has already evaluated to true.

If the message payload is anything other than 1 or 2, the otherwise clause will be executed and the logger message "No conditions are met." will be printed to the console.

Here is an example of the output of the Choice router if all the conditions are valid:

 

Condition 1 is met.

This is because the first condition is the first one to evaluate to true.

 

In general, it is not recommended to have multiple conditions in a Choice router that can all evaluate to true. This can make the flow difficult to read and maintain. It is better to use separate flows or sub-flows to handle the different conditions.

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