From a8e5db8aadd050f5b6e249a290f9f4c628e835a2 Mon Sep 17 00:00:00 2001
From: Daniel Gerhardt <code@dgerhardt.net>
Date: Mon, 14 Jan 2019 13:55:46 +0100
Subject: [PATCH] Add bulk delete method to EntityService
---
.../arsnova/service/DefaultEntityServiceImpl.java | 13 +++++++++++++
.../java/de/thm/arsnova/service/EntityService.java | 3 +++
2 files changed, 16 insertions(+)
diff --git a/src/main/java/de/thm/arsnova/service/DefaultEntityServiceImpl.java b/src/main/java/de/thm/arsnova/service/DefaultEntityServiceImpl.java
index 003bb2d0d..abe3c0d65 100644
--- a/src/main/java/de/thm/arsnova/service/DefaultEntityServiceImpl.java
+++ b/src/main/java/de/thm/arsnova/service/DefaultEntityServiceImpl.java
@@ -239,6 +239,19 @@ public class DefaultEntityServiceImpl<T extends Entity> implements EntityService
eventPublisher.publishEvent(new AfterDeletionEvent<>(this, entity));
}
+ @Override
+ @PreFilter(value = "hasPermission(filterObject, 'delete')", filterTarget = "entities")
+ public void delete(final Iterable<T> entities) {
+ for (T entity : entities) {
+ prepareDelete(entity);
+ eventPublisher.publishEvent(new BeforeDeletionEvent<>(this, entity));
+ }
+ repository.deleteAll(entities);
+ for (T entity : entities) {
+ eventPublisher.publishEvent(new AfterDeletionEvent<>(this, entity));
+ }
+ }
+
/**
* This method can be overridden by subclasses to do additional entity related actions before deletion.
*
diff --git a/src/main/java/de/thm/arsnova/service/EntityService.java b/src/main/java/de/thm/arsnova/service/EntityService.java
index 9158e4f5b..708612479 100644
--- a/src/main/java/de/thm/arsnova/service/EntityService.java
+++ b/src/main/java/de/thm/arsnova/service/EntityService.java
@@ -62,4 +62,7 @@ public interface EntityService<T extends Entity> {
@PreAuthorize("hasPermission(#entity, 'delete')")
void delete(T entity);
+
+ @PreFilter(value = "hasPermission(filterObject, 'delete')", filterTarget = "entities")
+ void delete(Iterable<T> entities);
}
--
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