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docs: add Java example for invoking subflows #432

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20 changes: 20 additions & 0 deletions docs/modules/ROOT/pages/quarkus-flow-cookbook.adoc
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Expand Up @@ -338,6 +338,10 @@ do:
== 11. Invoking Subflows
To keep your definitions clean and modular, complex logic can be broken down into smaller, reusable workflows using the `run` directive.

[tabs]
====
YAML::
+
[source,yaml]
----
document:
Expand All @@ -356,6 +360,22 @@ do:
customer: .user
----

Java::
+
[source,java]
----
import io.serverlessworkflow.api.fluent.FuncWorkflowBuilder;

var workflow = FuncWorkflowBuilder.newWorkflow("run-subflow")
.startWith(
step("registerCustomer")
.runWorkflow("test", "register-customer", "0.1.0")
.input("customer", from(".user"))
)
.build();
----
====

== 12. Business Logic Error Handling (`try` / `catch`)
While transient infrastructure errors are handled by Quarkus Flow's built-in Fault Tolerance, the workflow DSL's `try` and `catch` constructs are specifically designed for compensatory business logic.

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