#2217 - Inserting an entity bean is skipped with a String @Id property and no other properties set

ebean-core/src/main/java/io/ebeaninternal/server/core/PersistRequestBean.java

@@ -1032,6 +1032,13 @@ public final class PersistRequestBean<T> extends PersistRequest implements BeanP
     }
   }
 
+  /**
+   * Return if persist can be skipped on the reference only bean.
+   */
+  public boolean isSkipReference() {
+    return intercept.isReference() || (Flags.isRecurse(flags) && beanDescriptor.referenceIdPropertyOnly(intercept));
+  }
+
   public boolean isReference() {
     return beanDescriptor.isReference(intercept);
   }

ebean-core/src/main/java/io/ebeaninternal/server/deploy/BeanDescriptor.java

@@ -3134,7 +3134,7 @@ public class BeanDescriptor<T> implements BeanType<T>, STreeType {
     return ebi.isReference() || referenceIdPropertyOnly(ebi);
   }
 
-  boolean referenceIdPropertyOnly(EntityBeanIntercept ebi) {
+  public boolean referenceIdPropertyOnly(EntityBeanIntercept ebi) {
     return idOnlyReference && ebi.hasIdOnly(idPropertyIndex);
   }
 

ebean-core/src/main/java/io/ebeaninternal/server/persist/DefaultPersister.java

@@ -447,7 +447,7 @@ public final class DefaultPersister implements Persister {
   public void insert(EntityBean bean, Transaction t) {
 
     PersistRequestBean<?> req = createRequest(bean, t, PersistRequest.Type.INSERT);
-    if (req.isReference()) {
+    if (req.isSkipReference()) {
       // skip insert on reference bean
       return;
     }