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https://issues.apache.org/jira/browse/TINKERPOP-2227?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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stephen mallette closed TINKERPOP-2227.
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Resolution: Not A Problem
You need to just account for multi-properties - place the property value in a
{{List}}:
https://github.com/apache/tinkerpop/blob/cff4c161615f2b50bda27b6ba523c7f52b833532/gremlin-test/src/main/java/org/apache/tinkerpop/gremlin/structure/util/detached/DetachedVertexTest.java#L194
> DetachedVertex public constructor ClassCast Exception
> -----------------------------------------------------
>
> Key: TINKERPOP-2227
> URL: https://issues.apache.org/jira/browse/TINKERPOP-2227
> Project: TinkerPop
> Issue Type: Bug
> Affects Versions: 3.4.1
> Environment: java -version
> java version "1.8.0_181"
> Java(TM) SE Runtime Environment (build 1.8.0_181-b13)
> Java HotSpot(TM) 64-Bit Server VM (build 25.181-b13, mixed mode)
> Reporter: Fabio Lorenzi
> Priority: Major
>
> {code:java}
> HashMap<String, Object> props = new HashMap<>();
> props.put("name", "D");
> DetachedVertex v = new DetachedVertex("fake", "entity", props);
> {code}
> returns
> {code:java}
> Exception in thread "main" java.lang.ClassCastException: java.lang.String
> cannot be cast to java.util.List
> at
> org.apache.tinkerpop.gremlin.structure.util.detached.DetachedVertex.lambda$new$2(DetachedVertex.java:82)
> at java.util.Iterator.forEachRemaining(Iterator.java:116)
> at
> org.apache.tinkerpop.gremlin.structure.util.detached.DetachedVertex.<init>(DetachedVertex.java:81)
> {code}
> which is directly related to the public constructor.
>
>
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