Scheduled.ignoreMissed -> automaticBackfill (#364)

Align name of automaticBackfill parameter for dynamic and annotated
scheduled workflows

fixed #361

Author: devhawk

transact/src/main/java/dev/dbos/transact/execution/SchedulerService.java

@@ -39,7 +39,7 @@ public class SchedulerService implements AutoCloseable {
   private static final Logger logger = LoggerFactory.getLogger(SchedulerService.class);
 
   record AnnotatedScheduledWorkflow(
-      RegisteredWorkflow workflow, Cron cron, String queue, boolean ignoreMissed) {}
+      RegisteredWorkflow workflow, Cron cron, String queue, boolean automaticBackfill) {}
 
   public static final CronParser CRON_PARSER =
       new CronParser(CronDefinitionBuilder.instanceDefinitionFor(CronType.SPRING53));
@@ -374,7 +374,7 @@ private void cancelWorkflowSchedule(String scheduleId) {
 
   private static ZonedDateTime getLastTime(
       DBOSExecutor dbosExecutor, AnnotatedScheduledWorkflow swf) {
-    if (!swf.ignoreMissed()) {
+    if (swf.automaticBackfill()) {
       var state =
           dbosExecutor.getExternalState(
               "DBOS.SchedulerService", swf.workflow().fullyQualifiedName(), "lastTime");
@@ -387,7 +387,7 @@ private static ZonedDateTime getLastTime(
 
   private static ZonedDateTime setLastTime(
       DBOSExecutor dbosExecutor, AnnotatedScheduledWorkflow swf, ZonedDateTime lastTime) {
-    if (swf.ignoreMissed()) {
+    if (!swf.automaticBackfill()) {
       return ZonedDateTime.now();
     }
 
@@ -433,7 +433,8 @@ private List<AnnotatedScheduledWorkflow> getAnnotatedWorkflowSchedules() {
 
               try {
                 var cron = CRON_PARSER.parse(schedTag.cron()).validate();
-                return new AnnotatedScheduledWorkflow(wf, cron, queueName, schedTag.ignoreMissed());
+                return new AnnotatedScheduledWorkflow(
+                    wf, cron, queueName, schedTag.automaticBackfill());
               } catch (Exception e) {
                 logger.error(
                     "Annotated workflow schedule {} has invalid cron expression {}",

transact/src/main/java/dev/dbos/transact/workflow/Scheduled.java

@@ -12,5 +12,5 @@
 
   String queue() default "";
 
-  boolean ignoreMissed() default true;
+  boolean automaticBackfill() default false;
 }

transact/src/test/java/dev/dbos/transact/scheduled/AnnotatedScheduledService.java

@@ -84,7 +84,7 @@ public void withSteps(Instant scheduled, Instant actual) {
 
   @Override
   @Workflow
-  @Scheduled(cron = "0/1 * * * * *", ignoreMissed = true)
+  @Scheduled(cron = "0/1 * * * * *", automaticBackfill = false)
   public void everySecondIgnoreMissed(Instant scheduled, Instant actual) {
     if (everySecondCounterIgnoreMissed++ == 0) {
       try {
@@ -98,7 +98,7 @@ public void everySecondIgnoreMissed(Instant scheduled, Instant actual) {
 
   @Override
   @Workflow
-  @Scheduled(cron = "0/1 * * * * *", ignoreMissed = false)
+  @Scheduled(cron = "0/1 * * * * *", automaticBackfill = true)
   public void everySecondDontIgnoreMissed(Instant scheduled, Instant actual) {
     if (everySecondCounterDontIgnoreMissed++ == 0) {
       try {