you probably meant to write:
Vertex exists = graph.getVertexByKey("Id", new Object[]{key1, key2, key3,
key4});
(assuming the property name on Entity Vertex is Id)
On Monday, July 27, 2015 at 12:30:06 AM UTC+5:30, Parthasarathy
Suryanarayanan wrote:
>
> After adding many instances of OrientVertex, I created a composite index
> using some of the properties like the following
> <MY_OClass>.createIndex("Entity.Id", "UNIQUE", new String[]{key1,
> key2, key3, key4});
> ..where the key1..4 are of INTEGER type (not sure if this the right way to
> create the composite key).
> Now I am trying to verify if the entity exists before trying to add one,
> like the following
> Vertex exists = graph.getVertexByKey("Entity.Id", new Object[]{key1,
> key2, key3, key4});
>
> But the value of the exists is always null. Note that I could always query
> in the console
> select from index:Entity.id where key = [1224736769, 2, 14, 22]
> and get the appropriate entity back. I just want to be sticking to the
> graph API in my java code.
>
> What am I doing wrong? Thanks for your help.
>
>
>
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