4420 tags are not included in search results after using $meta delete on one tag (#4421)

* added failing test

* added a check for when the tag storage mode is non-versioned in meta delete to only check latest version of resource, added more test

* added change log

Co-authored-by: Steven Li <steven@smilecdr.com>

hapi-fhir-docs/src/main/resources/ca/uhn/hapi/fhir/changelog/6_4_0/4420-tags-are-not-included-in-search-results-after-using-meta-delete-on-one-tag.yaml

@@ -0,0 +1,6 @@
+---
+type: fix
+issue: 4420
+jira: SMILE-5734
+title: "Fixed a bug with $meta-delete which will cause the resource, when included as part of a search result,
+to have all its tags be missing."

hapi-fhir-jpaserver-base/src/main/java/ca/uhn/fhir/jpa/dao/BaseHapiFhirResourceDao.java

@@ -57,7 +57,6 @@ import ca.uhn.fhir.jpa.model.entity.TagTypeEnum;
 import ca.uhn.fhir.jpa.model.search.SearchRuntimeDetails;
 import ca.uhn.fhir.jpa.model.util.JpaConstants;
 import ca.uhn.fhir.jpa.partition.IRequestPartitionHelperSvc;
-import ca.uhn.fhir.rest.api.server.SystemRequestDetails;
 import ca.uhn.fhir.jpa.search.PersistedJpaBundleProvider;
 import ca.uhn.fhir.jpa.search.PersistedJpaBundleProviderFactory;
 import ca.uhn.fhir.jpa.search.cache.SearchCacheStatusEnum;
@@ -84,6 +83,7 @@ import ca.uhn.fhir.rest.api.server.IPreResourceShowDetails;
 import ca.uhn.fhir.rest.api.server.RequestDetails;
 import ca.uhn.fhir.rest.api.server.SimplePreResourceAccessDetails;
 import ca.uhn.fhir.rest.api.server.SimplePreResourceShowDetails;
+import ca.uhn.fhir.rest.api.server.SystemRequestDetails;
 import ca.uhn.fhir.rest.api.server.storage.IDeleteExpungeJobSubmitter;
 import ca.uhn.fhir.rest.api.server.storage.IResourcePersistentId;
 import ca.uhn.fhir.rest.api.server.storage.TransactionDetails;
@@ -1039,11 +1039,11 @@ public abstract class BaseHapiFhirResourceDao<T extends IBaseResource> extends B
 		}
 
 		ResourceTable latestVersion = readEntityLatestVersion(theResourceId, theRequest, transactionDetails);
-		if (latestVersion.getVersion() != entity.getVersion()) {
+		boolean nonVersionedTags = myDaoConfig.getTagStorageMode() != DaoConfig.TagStorageModeEnum.VERSIONED;
+		if (latestVersion.getVersion() != entity.getVersion() || nonVersionedTags) {
 			doMetaDelete(theMetaDel, entity, theRequest, transactionDetails);
 		} else {
 			doMetaDelete(theMetaDel, latestVersion, theRequest, transactionDetails);
-
 			// Also update history entry
 			ResourceHistoryTable history = myResourceHistoryTableDao.findForIdAndVersionAndFetchProvenance(entity.getId(), entity.getVersion());
 			doMetaDelete(theMetaDel, history, theRequest, transactionDetails);
@@ -1703,7 +1703,6 @@ public abstract class BaseHapiFhirResourceDao<T extends IBaseResource> extends B
 	}
 
 
-
 	/**
 	 * Method for updating the historical version of the resource when a history version id is included in the request.
 	 *

hapi-fhir-jpaserver-test-r4/src/test/java/ca/uhn/fhir/jpa/dao/r4/FhirResourceDaoR4TagsTest.java

@@ -427,6 +427,51 @@ public class FhirResourceDaoR4TagsTest extends BaseResourceProviderR4Test {
 		validatePatientSearchResultsForInlineTags(outcome);
 	}
 
+	@Test
+	public void testMetaDelete_TagStorageModeNonVersioned_ShouldShowRemainingTagsInGetAllResources() {
+		myDaoConfig.setTagStorageMode(DaoConfig.TagStorageModeEnum.NON_VERSIONED);
+		Patient pt = new Patient();
+		Meta pMeta = new Meta();
+		pMeta.addTag().setSystem("urn:system1").setCode("urn:code1");
+		pMeta.addTag().setSystem("urn:system2").setCode("urn:code2");
+		pt.setMeta(pMeta);
+		IIdType id = myClient.create().resource(pt).execute().getId().toUnqualifiedVersionless();
+
+		Meta meta = myClient.meta().get(Meta.class).fromResource(id).execute();
+		assertEquals(2, meta.getTag().size());
+
+		Meta inMeta = new Meta();
+		inMeta.addTag().setSystem("urn:system2").setCode("urn:code2");
+		meta = myClient.meta().delete().onResource(id).meta(inMeta).execute();
+		assertEquals(1, meta.getTag().size());
+
+		Bundle patientBundle = myClient.search().forResource("Patient").returnBundle(Bundle.class).execute();
+		Patient patient = (Patient) patientBundle.getEntry().get(0).getResource();
+		assertEquals(1, patient.getMeta().getTag().size());
+	}
+
+	@Test
+	public void testMetaDelete_TagStorageModeVersioned_ShouldShowRemainingTagsInGetAllResources() {
+		Patient pt = new Patient();
+		Meta pMeta = new Meta();
+		pMeta.addTag().setSystem("urn:system1").setCode("urn:code1");
+		pMeta.addTag().setSystem("urn:system2").setCode("urn:code2");
+		pt.setMeta(pMeta);
+		IIdType id = myClient.create().resource(pt).execute().getId().toUnqualifiedVersionless();
+
+		Meta meta = myClient.meta().get(Meta.class).fromResource(id).execute();
+		assertEquals(2, meta.getTag().size());
+
+		Meta inMeta = new Meta();
+		inMeta.addTag().setSystem("urn:system2").setCode("urn:code2");
+		meta = myClient.meta().delete().onResource(id).meta(inMeta).execute();
+		assertEquals(1, meta.getTag().size());
+
+		Bundle patientBundle = myClient.search().forResource("Patient").returnBundle(Bundle.class).execute();
+		Patient patient = (Patient) patientBundle.getEntry().get(0).getResource();
+		assertEquals(1, patient.getMeta().getTag().size());
+	}
+
 	@Test
 	public void testInlineTags_Search_Profile() {
 		myDaoConfig.setTagStorageMode(DaoConfig.TagStorageModeEnum.INLINE);