1.获取关系类型

src/main/java/com/keymobile/metadata/metadataRelation/service/impl/BaseRelationshipServiceImpl.java

@@ -81,14 +81,12 @@ public class BaseRelationshipServiceImpl implements IBaseRelationshipService {
 
         List<String> relationTypes = new ArrayList<>();
 
-        String cypher = " MATCH (n)-[r]->() RETURN id(STARTNODE(r)) as startId,id(endNode(r)) as endId, type(r) as name";
+        String cypher = " MATCH ()-[r]->() RETURN distinct  type(r) as name ";
         logger.info("cypher:" + cypher);
         StatementResult result = session.run(cypher);
 
         while (result.hasNext()) {
             Record record = (Record) result.next();
-            Long startId = record.get("startId").asLong();
-            Long endId = record.get("endId").asLong();
 
             String name = record.get("name").asString();
             if (name.equals("Input")) {
@@ -101,11 +99,6 @@ public class BaseRelationshipServiceImpl implements IBaseRelationshipService {
                 name = "执行";
             }
 
-//            if (name == null || name.equals("null")) {
-//                name = startId + "-" + "relation" + "-" + endId;
-//            } else {
-//                name = startId + "-" + name + "-" + endId;
-//            }
             if (!relationTypes.contains(name)) {
                 relationTypes.add(name);
             }