Adding synthetic source ID to BillingEvent.OneTime

Synthetic BillingEvent.OneTimes need to have a pointer to their source Recurring event, in order to match up properly against Cancellations.

Also improving the exception message for mismatched Flag.SYNTHETIC and syntheticCreationTime.
-------------
Created by MOE: https://github.com/google/moe
MOE_MIGRATED_REVID=122155636
This commit is contained in:
ctingue 2016-05-12 07:32:26 -07:00 committed by Justine Tunney
parent 51362722cd
commit a8544100fa
2 changed files with 44 additions and 3 deletions

View file

@ -225,6 +225,13 @@ public abstract class BillingEvent extends ImmutableObject
@Index
DateTime syntheticCreationTime;
/**
* For {@link Flag#SYNTHETIC} events, the {@link BillingEvent} from which this OneTime was
* created. This is needed in order to properly match billing events against
* {@link Cancellation}s.
*/
Long cancellationTargetId;
public Money getCost() {
return cost;
}
@ -241,6 +248,10 @@ public abstract class BillingEvent extends ImmutableObject
return syntheticCreationTime;
}
public Long getCancellationTargetId() {
return cancellationTargetId;
}
@Override
public Builder asBuilder() {
return new Builder(clone(this));
@ -277,6 +288,11 @@ public abstract class BillingEvent extends ImmutableObject
return this;
}
public Builder setCancellationTargetId(Long cancellationTargetId) {
getInstance().cancellationTargetId = cancellationTargetId;
return this;
}
@Override
public OneTime build() {
OneTime instance = getInstance();
@ -291,7 +307,11 @@ public abstract class BillingEvent extends ImmutableObject
checkState(
instance.getFlags().contains(Flag.SYNTHETIC)
== (instance.syntheticCreationTime != null),
"Billing events with SYNTHETIC flag set must have a synthetic creation time.");
"Synthetic creation time must be set if and only if the SYNTHETIC flag is set.");
checkState(
instance.getFlags().contains(Flag.SYNTHETIC)
== (instance.cancellationTargetId != null),
"Cancellation target ID must be set if and only if the SYNTHETIC flag is set.");
return super.build();
}
}