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-rw-r--r--bpmn/so-bpmn-tasks/src/main/java/org/onap/so/bpmn/infrastructure/workflow/tasks/WorkflowActionBBFailure.java6
1 files changed, 5 insertions, 1 deletions
diff --git a/bpmn/so-bpmn-tasks/src/main/java/org/onap/so/bpmn/infrastructure/workflow/tasks/WorkflowActionBBFailure.java b/bpmn/so-bpmn-tasks/src/main/java/org/onap/so/bpmn/infrastructure/workflow/tasks/WorkflowActionBBFailure.java
index 35ceef0473..4d2f9fd98c 100644
--- a/bpmn/so-bpmn-tasks/src/main/java/org/onap/so/bpmn/infrastructure/workflow/tasks/WorkflowActionBBFailure.java
+++ b/bpmn/so-bpmn-tasks/src/main/java/org/onap/so/bpmn/infrastructure/workflow/tasks/WorkflowActionBBFailure.java
@@ -125,7 +125,7 @@ public class WorkflowActionBBFailure {
}
private Optional<String> retrieveErrorMessage(DelegateExecution execution) {
- String errorMsg = "";
+ String errorMsg = null;
try {
WorkflowException exception = (WorkflowException) execution.getVariable("WorkflowException");
if (exception != null && (exception.getErrorMessage() != null || !exception.getErrorMessage().equals(""))) {
@@ -134,6 +134,10 @@ public class WorkflowActionBBFailure {
if (errorMsg == null || errorMsg.equals("")) {
errorMsg = (String) execution.getVariable("WorkflowExceptionErrorMessage");
}
+ if (errorMsg == null) {
+ throw new IllegalStateException(
+ "could not find WorkflowException or WorkflowExceptionErrorMessage in execution");
+ }
return Optional.of(errorMsg);
} catch (Exception ex) {
logger.error("Failed to extract workflow exception from execution.", ex);