[incubator-hugegraph] branch master updated: fix: empty label exception should be labelCanNotBeNull() (#2063)

[jin]

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jin pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/incubator-hugegraph.git


The following commit(s) were added to refs/heads/master by this push:
     new fb48e831f fix: empty label exception should be labelCanNotBeNull() 
(#2063)
fb48e831f is described below

commit fb48e831f7bfbd25aeaf39fd5f2f409cd865d38a
Author: seagle <seagle-y...@users.noreply.github.com>
AuthorDate: Fri Dec 30 11:57:37 2022 +0800

    fix: empty label exception should be labelCanNotBeNull() (#2063)
---
 .../src/main/java/org/apache/hugegraph/structure/HugeElement.java      | 3 +++
 1 file changed, 3 insertions(+)

diff --git 
a/hugegraph-core/src/main/java/org/apache/hugegraph/structure/HugeElement.java 
b/hugegraph-core/src/main/java/org/apache/hugegraph/structure/HugeElement.java
index 3e5d56ca0..23f74f522 100644
--- 
a/hugegraph-core/src/main/java/org/apache/hugegraph/structure/HugeElement.java
+++ 
b/hugegraph-core/src/main/java/org/apache/hugegraph/structure/HugeElement.java
@@ -431,6 +431,9 @@ public abstract class HugeElement implements Element, 
GraphType, Idfiable {
                       .providedKeyValuesMustHaveALegalKeyOnEvenIndices();
             }
             if (val == null) {
+                if (key.equals(T.label)) {
+                    throw Element.Exceptions.labelCanNotBeNull();
+                }
                 throw Property.Exceptions.propertyDoesNotExist();
             }