1对没有关系的节点，做了过滤,2修改auth的版本

pom.xml

 <?xml version="1.0" encoding="UTF-8"?>
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
 
     <groupId>com.keymobile</groupId>
@@ -14,7 +15,7 @@
         <groupId>org.springframework.boot</groupId>
         <artifactId>spring-boot-starter-parent</artifactId>
         <version>2.0.4.RELEASE</version>
-        <relativePath /> <!-- lookup parent from repository -->
+        <relativePath/> <!-- lookup parent from repository -->
     </parent>
 
     <properties>
@@ -138,13 +139,13 @@
         <dependency>
             <groupId>com.keymobile.auth</groupId>
             <artifactId>common</artifactId>
-            <version>3.0.7-beta</version>
+            <version>3.0.8-beta</version>
         </dependency>
 
         <dependency>
             <groupId>com.keymobile.auth</groupId>
             <artifactId>security</artifactId>
-            <version>3.0.7-beta</version>
+            <version>3.0.8-beta</version>
         </dependency>
 
 

src/main/java/com/keymobile/metadata/metadataRelation/controller/MetaDataController.java

@@ -22,6 +22,7 @@ import com.keymobile.metadata.metadataRelation.service.impl.MongoDbServiceImpl;
 import io.swagger.annotations.Api;
 import io.swagger.annotations.ApiOperation;
 import io.swagger.annotations.ApiParam;
+import org.apache.commons.lang3.StringUtils;
 import org.bson.Document;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
@@ -206,12 +207,15 @@ public class MetaDataController {
                     if (nodeMap.containsKey("" + endId)) {
                         endMetaId = nodeMap.get("" + endId).getId();
                     }
-                    Edge edge = new Edge();
-                    edge.setEdgeId("" + baseRelationship.getId());
-                    edge.setFromId(startMetaId);
-                    edge.setToId(endMetaId);
-                    edge.setType(baseRelationship.getName());
-                    returnReslult.getEdges().add(edge);
+                    if(StringUtils.isNotBlank(startMetaId) &&StringUtils.isNotBlank(endMetaId)){
+                        Edge edge = new Edge();
+                        edge.setEdgeId("" + baseRelationship.getId());
+                        edge.setFromId(startMetaId);
+                        edge.setToId(endMetaId);
+                        edge.setType(baseRelationship.getName());
+                        returnReslult.getEdges().add(edge);
+                    }
+
                 }
             }