#563 Add configuration for auto-versioning references

src/main/java/ca/uhn/fhir/jpa/starter/AppProperties.java

@@ -11,9 +11,11 @@ import org.springframework.boot.context.properties.EnableConfigurationProperties
 import org.springframework.context.annotation.Configuration;
 
 import java.util.ArrayList;
+import java.util.HashSet;
 import java.util.List;
 import java.util.Map;
 import java.util.Objects;
+import java.util.Set;
 
 @ConfigurationProperties(prefix = "hapi.fhir")
 @Configuration
@@ -32,6 +34,7 @@ public class AppProperties {
   private Boolean allow_multiple_delete = false;
   private Boolean allow_override_default_search_params = true;
   private Boolean auto_create_placeholder_reference_targets = false;
+  private final Set<String> auto_version_reference_at_paths = new HashSet<>();
   private Boolean dao_scheduling_enabled = true;
   private Boolean delete_expunge_enabled = false;
   private Boolean enable_index_missing_fields = false;
@@ -84,7 +87,7 @@ public class AppProperties {
 
   private Integer bundle_batch_pool_size = 20;
   private Integer bundle_batch_pool_max_size = 100;
-  private final List<String> local_base_urls = new ArrayList<>();
+  private final Set<String> local_base_urls = new HashSet<>();
   
   private final List<String> custom_interceptor_classes = new ArrayList<>();
 
@@ -306,6 +309,10 @@ public class AppProperties {
     this.auto_create_placeholder_reference_targets = auto_create_placeholder_reference_targets;
   }
 
+  public Set<String> getAuto_version_reference_at_paths() {
+    return auto_version_reference_at_paths;
+  }
+
   public Integer getDefault_page_size() {
     return default_page_size;
   }
@@ -570,7 +577,7 @@ public class AppProperties {
 		this.bundle_batch_pool_max_size = bundle_batch_pool_max_size;
 	}
 
-	public List<String> getLocal_base_urls() {
+	public Set<String> getLocal_base_urls() {
 		return local_base_urls;
 	}
 

src/main/java/ca/uhn/fhir/jpa/starter/common/FhirServerConfigCommon.java

@@ -25,7 +25,6 @@ import org.springframework.context.annotation.Primary;
 import org.springframework.orm.jpa.LocalContainerEntityManagerFactoryBean;
 import org.springframework.transaction.annotation.EnableTransactionManagement;
 
-import java.util.HashSet;
 import java.util.stream.Collectors;
 
 /**
@@ -47,6 +46,7 @@ public class FhirServerConfigCommon {
     ourLog.info("Server configured to " + (appProperties.getExpunge_enabled() ? "enable" : "disable") + " expunges");
     ourLog.info("Server configured to " + (appProperties.getAllow_override_default_search_params() ? "allow" : "deny") + " overriding default search params");
     ourLog.info("Server configured to " + (appProperties.getAuto_create_placeholder_reference_targets() ? "allow" : "disable") + " auto-creating placeholder references");
+    ourLog.info("Server configured to auto-version references at paths {}", appProperties.getAuto_version_reference_at_paths());
 
     if (appProperties.getSubscription().getEmail() != null) {
       AppProperties.Subscription.Email email = appProperties.getSubscription().getEmail();
@@ -84,6 +84,7 @@ public class FhirServerConfigCommon {
 
     jpaStorageSettings.setIndexMissingFields(appProperties.getEnable_index_missing_fields() ? StorageSettings.IndexEnabledEnum.ENABLED : StorageSettings.IndexEnabledEnum.DISABLED);
     jpaStorageSettings.setAutoCreatePlaceholderReferenceTargets(appProperties.getAuto_create_placeholder_reference_targets());
+	 jpaStorageSettings.setAutoVersionReferenceAtPaths(appProperties.getAuto_version_reference_at_paths());
     jpaStorageSettings.setEnforceReferentialIntegrityOnWrite(appProperties.getEnforce_referential_integrity_on_write());
     jpaStorageSettings.setEnforceReferentialIntegrityOnDelete(appProperties.getEnforce_referential_integrity_on_delete());
     jpaStorageSettings.setAllowContainsSearches(appProperties.getAllow_contains_searches());
@@ -125,9 +126,9 @@ public class FhirServerConfigCommon {
 
     jpaStorageSettings.setFilterParameterEnabled(appProperties.getFilter_search_enabled());
 	 jpaStorageSettings.setAdvancedHSearchIndexing(appProperties.getAdvanced_lucene_indexing());
-	 jpaStorageSettings.setTreatBaseUrlsAsLocal(new HashSet<>(appProperties.getLocal_base_urls()));
+	 jpaStorageSettings.setTreatBaseUrlsAsLocal(appProperties.getLocal_base_urls());
 
-	      if (appProperties.getLastn_enabled()) {
+	 if (appProperties.getLastn_enabled()) {
       jpaStorageSettings.setLastNEnabled(true);
     }
 

src/main/java/ca/uhn/fhir/jpa/starter/common/FhirTesterConfig.java

@@ -26,7 +26,7 @@ public class FhirTesterConfig {
 	 * server, as well as one public server. If you are creating a project to
 	 * deploy somewhere else, you might choose to only put your own server's
 	 * address here.
-	 *
+	 * <p>
 	 * Note the use of the ${serverBase} variable below. This will be replaced with
 	 * the base URL as reported by the server itself. Often for a simple Tomcat
 	 * (or other container) installation, this will end up being something