OZG-6676 CR extract method

alfa-service/src/main/java/de/ozgcloud/alfa/collaboration/CollaborationVorgangProcessor.java

@@ -6,6 +6,7 @@ import java.util.Objects;
 
 import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
 import org.springframework.hateoas.EntityModel;
+import org.springframework.hateoas.Link;
 import org.springframework.hateoas.LinkRelation;
 import org.springframework.hateoas.server.RepresentationModelProcessor;
 import org.springframework.stereotype.Component;
@@ -36,14 +37,19 @@ class CollaborationVorgangProcessor implements RepresentationModelProcessor<Enti
 			return model;
 		}
 
-		var searchOrgnisationsEinheitLink = linkTo(methodOn(OrganisationsEinheitController.class).search(null)).withRel(
-				REL_SEARCH_ORGANISATIONS_EINHEIT);
-		var searchFachstelleLink = linkTo(methodOn(FachstelleController.class).search(null)).withRel(REL_SEARCH_FACHSTELLE);
-
 		return ModelBuilder.fromModel(model)
 				.ifMatch(() -> !collaborationService.hasCollaboration(vorgang.getId()))
-				.addLinks(searchOrgnisationsEinheitLink, searchFachstelleLink)
+				.addLinks(buildSearchOrganisationsEinheitLink(), buildSearchFachstelleLink())
 				.addLink(linkTo(methodOn(CollaborationController.class).getAllByVorgangId(vorgang.getId())).withRel(REL_COLLABORATIONS))
 				.buildModel();
 	}
+
+	private Link buildSearchOrganisationsEinheitLink() {
+		return linkTo(methodOn(OrganisationsEinheitController.class).search(null)).withRel(
+				REL_SEARCH_ORGANISATIONS_EINHEIT);
+	}
+
+	private Link buildSearchFachstelleLink() {
+		return linkTo(methodOn(FachstelleController.class).search(null)).withRel(REL_SEARCH_FACHSTELLE);
+	}
 }