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[Fix #838] Fixing Nullpointerexception in outputAs #839

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Merged
merged 1 commit into from
Sep 30, 2025
+8 −6
Merged

[Fix #838] Fixing Nullpointerexception in outputAs #839

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14 changes: 8 additions & 6 deletions impl/core/src/main/java/io/serverlessworkflow/impl/WorkflowMutableInstance.java
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Original file line number Diff line number Diff line change
Expand Up @@ -139,12 +139,14 @@ public WorkflowModel output() {

@Override
public <T> T outputAs(Class<T> clazz) {
return output
.as(clazz)
.orElseThrow(
() ->
new IllegalArgumentException(
"Output " + output + " cannot be converted to class " + clazz));
return output != null
? output
.as(clazz)
.orElseThrow(
() ->
new IllegalArgumentException(
"Output " + output + " cannot be converted to class " + clazz))
: null;
}

public void status(WorkflowStatus state) {
Expand Down