extended javadoc

Author: sterlp

README.md

@@ -66,13 +66,25 @@ public class BuildVehicleTask implements SpringBeanTask<Vehicle> {
 
     private final VehicleRepository vehicleRepository;
 
-    @Transactional(timeout = 5)
     @Override
     public void accept(Vehicle vehicle) {
         // do stuff
         // save
         vehicleRepository.save(vehicle);
     }
+    // OPTIONAL
+    @Override
+    public RetryStrategy retryStrategy() {
+        // run 5 times, multiply the execution count with 4, add the result in HOURS to now.
+        return new MultiplicativeRetryStrategy(5, ChronoUnit.HOURS, 4)
+    }
+    // OPTIONAL
+    // if the task in accept requires a DB transaction, join them together with the framework
+    // if true the TransactionTemplate is used. Set here any timeouts.
+    @Override
+    public boolean isTransactional() {
+        return true;
+    }
 }
 ```
 

core/src/test/java/org/sterl/spring/persistent_tasks/scheduler/SchedulerServiceTransactionTest.java

@@ -2,6 +2,7 @@
 
 import static org.assertj.core.api.Assertions.assertThat;
 
+import java.time.temporal.ChronoUnit;
 import java.util.concurrent.ExecutionException;
 import java.util.concurrent.atomic.AtomicBoolean;
 
@@ -13,6 +14,7 @@
 import org.springframework.transaction.annotation.Transactional;
 import org.sterl.spring.persistent_tasks.AbstractSpringTest;
 import org.sterl.spring.persistent_tasks.api.RetryStrategy;
+import org.sterl.spring.persistent_tasks.api.RetryStrategy.MultiplicativeRetryStrategy;
 import org.sterl.spring.persistent_tasks.api.SpringBeanTask;
 import org.sterl.spring.persistent_tasks.api.TaskId.TaskTriggerBuilder;
 import org.sterl.spring.persistent_tasks.api.TriggerKey;