New Log mediator initialize the expressions each time it executes.

[GDLMadushanka]

Description

In the following example, variable mediators initialize the synapse expression once. But the expressions inside the log mediator initialize each time we invoke (found when debugging).

<variable name="book1price" type="DOUBLE" expression="${payload.store.book[0].price}"/>
<variable name="book2price" type="DOUBLE" expression="${payload.store.book[1].price}"/>
<log category="INFO">
    <message>The first 2 books ${vars.book1price + vars.book2price}</message>
</log>

Steps to Reproduce

Add the above code block in an API and invoke while debugging.

Version

4.4.0

Environment Details (with versions)

No response