add check for @Version field

src/main/java/net/hostsharing/hsadminng/rbac/rbacdef/RbacView.java

@@ -20,6 +20,7 @@ import net.hostsharing.hsadminng.test.dom.TestDomainEntity;
 import net.hostsharing.hsadminng.test.pac.TestPackageEntity;
 
 import jakarta.persistence.Table;
+import jakarta.persistence.Version;
 import jakarta.validation.constraints.NotNull;
 import java.lang.reflect.InvocationTargetException;
 import java.lang.reflect.Method;
@@ -29,6 +30,7 @@ import java.util.function.Consumer;
 import java.util.stream.Stream;
 
 import static java.lang.reflect.Modifier.isStatic;
+import static java.util.Arrays.stream;
 import static java.util.Optional.ofNullable;
 import static net.hostsharing.hsadminng.rbac.rbacdef.RbacView.RbacUserReference.UserRole.CREATOR;
 import static net.hostsharing.hsadminng.rbac.rbacdef.RbacView.SQL.autoFetched;
@@ -76,7 +78,7 @@ public class RbacView {
 
     public RbacView withUpdatableColumns(final String... columnNames) {
         Collections.addAll(updatableColumns, columnNames);
-        // TODO: automatically add @Version column, otherwise optimistic locking won't work
+        verifyVersionColumnExists();
         return this;
     }
 
@@ -214,6 +216,14 @@ public class RbacView {
         return this;
     }
 
+    private void verifyVersionColumnExists() {
+        if (stream(rootEntityAlias.entityClass.getDeclaredFields())
+                .noneMatch(f -> f.getAnnotation(Version.class) != null)) {
+            // TODO: convert this into throw Exception once RbacEntity is a base class with @Version field
+            System.err.println("@Version field required in updatable entity " + rootEntityAlias.entityClass);
+        }
+    }
+
     public RbacGrantBuilder toRole(final String entityAlias, final Role role) {
         return new RbacGrantBuilder(entityAlias, role);
     }
@@ -801,7 +811,7 @@ public class RbacView {
                 HsOfficeCoopSharesTransactionEntity.class,
                 HsOfficeMembershipEntity.class
         ).forEach(c -> {
-            final Method mainMethod = Arrays.stream(c.getMethods()).filter(
+            final Method mainMethod = stream(c.getMethods()).filter(
                             m -> isStatic(m.getModifiers()) && m.getName().equals("main")
                     )
                     .findFirst()

src/main/java/net/hostsharing/hsadminng/test/cust/TestCustomerEntity.java

@@ -41,7 +41,7 @@ public class TestCustomerEntity implements HasUuid {
                 .withIdentityView(SQL.projection("prefix"))
                 .withRestrictedViewOrderBy(SQL.expression("reference"))
                 .withUpdatableColumns("reference", "prefix", "adminUserName")
-                // TODO: do we want explicit specification of parent-indenpendent insert permissions?
+                // TODO: do we want explicit specification of parent-independent insert permissions?
                 // .toRole("global", ADMIN).grantPermission("customer", INSERT)
 
                 .createRole(OWNER, (with) -> {

src/main/resources/db/changelog/113-test-customer-rbac.md

@@ -1,4 +1,4 @@
-### rbac customer 2024-03-10T11:42:41.089596517
+### rbac customer 2024-03-11T09:06:04.484587070
 
 ```mermaid
 %%{init:{'flowchart':{'htmlLabels':false}}}%%

src/main/resources/db/changelog/113-test-customer-rbac.sql

@@ -1,5 +1,5 @@
 --liquibase formatted sql
--- This code generated was by RbacViewPostgresGenerator at 2024-03-10T11:42:41.121556631.
+-- This code generated was by RbacViewPostgresGenerator at 2024-03-11T09:06:04.497071201.
 
 -- ============================================================================
 --changeset test-customer-rbac-OBJECT:1 endDelimiter:--//

src/main/resources/db/changelog/123-test-package-rbac.md

@@ -1,4 +1,4 @@
-### rbac package 2024-03-10T11:42:41.162678472
+### rbac package 2024-03-11T09:06:04.536081351
 
 ```mermaid
 %%{init:{'flowchart':{'htmlLabels':false}}}%%

src/main/resources/db/changelog/123-test-package-rbac.sql

@@ -1,5 +1,5 @@
 --liquibase formatted sql
--- This code generated was by RbacViewPostgresGenerator at 2024-03-10T11:42:41.163393064.
+-- This code generated was by RbacViewPostgresGenerator at 2024-03-11T09:06:04.536525766.
 
 -- ============================================================================
 --changeset test-package-rbac-OBJECT:1 endDelimiter:--//

src/main/resources/db/changelog/133-test-domain-rbac.sql

@@ -1,5 +1,5 @@
 --liquibase formatted sql
--- This code generated was by RbacViewPostgresGenerator at 2024-03-10T11:42:41.186902574.
+-- This code generated was by RbacViewPostgresGenerator at 2024-03-11T09:06:04.558752062.
 
 -- ============================================================================
 --changeset test-domain-rbac-OBJECT:1 endDelimiter:--//