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code:neo4j

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nora 2021-04-02 17:38:41 +02:00
parent b976380cd9
commit 3d25b85201
1 changed files with 11 additions and 0 deletions
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11
src/main/java/com/github/nilstrieb/recommendationbot/db/Neo4jConnection.java
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@ -54,6 +54,17 @@ public class Neo4jConnection implements AutoCloseable {
}
public boolean isSubbed(String uid, String targetId) {
try (Session session = driver.session()) {
var result = session.writeTransaction(tx -> {
Result r = tx.run("""
MATCH (:User {id:$uid}) - [:SUBS_TO] -> (:User {id:$target})
RETURN
""",
parameters("uid", uid, "target", targetId));
return r.single().size();
});
System.out.println(result);
}
return false;
}