对关系进行排序

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

@@ -563,7 +563,7 @@ public class MetadataServiceImpl implements IMetadataService {
         Map<Long, ReturnNode> nodesMap = new HashMap<>();
         Map<String, MetaModel> metaModelMap = new HashMap<>();
 
-        Map<String ,ReturnEdge> returnEdgeMap = new TreeMap<>();
+        Map<Integer ,ReturnEdge> returnEdgeMap = new TreeMap<>();
 
         Map<String,String> colorMap = new HashMap<>();
         while (statementResult.hasNext()) {
@@ -595,7 +595,7 @@ public class MetadataServiceImpl implements IMetadataService {
 
     }
 
-    private void getRelationFromneo4jRelationSystem(Map<String, ReturnEdge> returnEdgeMap, Map<Long, ReturnNode> nodesMap,
+    private void getRelationFromneo4jRelationSystem(Map<Integer, ReturnEdge> returnEdgeMap, Map<Long, ReturnNode> nodesMap,
                                                     Iterable<Relationship> relationships, Map<String, String> colorMap) {
         for (Relationship relationship : relationships) {
 
@@ -606,7 +606,11 @@ public class MetadataServiceImpl implements IMetadataService {
              * asMap 相当于 节点的properties属性信息
              */
 //                        relationship.id();
-            String xuhao =""+ relationship.asMap().get("序号");
+            Integer xuhao = 0;
+            String xuhaoStringg = ""+relationship.asMap().get("序号");
+            if(xuhaoStringg!=null){
+                xuhao = Integer.parseInt(xuhaoStringg);
+            }
             String xieyi =""+ relationship.asMap().get("协议");
             String yanse =""+ relationship.asMap().get("颜色");
             String yewuleibie =""+ relationship.asMap().get("业务类别");