neo4j-driver-java-skill

Neo4j Java Driver v6 — driver lifecycle, Maven/Gradle setup, executableQuery, executeRead/Write managed transactions, explicit transactions, async/reactive patterns, error handling, data type mapping, connection pool tuning, causal consistency/bookmarks. Use when writing Java or Kotlin code that connects to Neo4j via GraphDatabase.driver, executableQuery, SessionConfig, executeRead, executeWrite, or TransactionCallback. Does NOT handle Cypher authoring — use neo4j-cypher-skill. Does NOT cover driver version upgrades — use neo4j-migration-skill. Does NOT cover Spring Data Neo4j (@Node, Neo4jRepository) — use neo4j-spring-data-skill.

1.28x

Quality

92%

Does it follow best practices?

Impact

100%

1.28x

Average score across 3 eval scenarios

Securityby

Advisory

Suggest reviewing before use

Evaluation results

100%

22%

Bulk Product Catalog Import

Bulk UNWIND batch import with correct driver setup

Criteria

Without context

With context

Correct driver version

100%

Environment variable credentials

100%

Singleton driver

100%

verifyConnectivity called

100%

UNWIND batch write

100%

Plain Map parameters for UNWIND

100%

Parameterized queries

100%

Database name specified

100%

Read routed to replica

50%

100%

Session closed properly

100%

Result consumed inside callback

100%

24%

Async User Activity Service

Async session lifecycle with CompletableFuture

Criteria

Without context

With context

asyncSession used

70%

100%

Session closed on success

83%

100%

Session closed on error

83%

100%

No blocking in callback

100%

thenCompose for cursor

100%

Read uses executeReadAsync

50%

100%

Write uses executeWriteAsync

50%

100%

Database in SessionConfig

100%

Parameterized queries

90%

100%

design-notes mentions leak prevention

100%

18%

Financial Transfer Ledger

Explicit transaction error handling and null safety

Criteria

Without context

With context

Explicit transaction used

100%

Both queries in one transaction

100%

Rollback wrapped in try/catch

100%

addSuppressed used on rollback failure

100%

Commit uncertainty acknowledged

100%

Idempotent write design noted

25%

100%

executeRead for account lookup

100%

Null-safe memo access

100%

containsKey for optional field

80%

100%

Database in every config

100%

Parameterized queries

100%

Repository: neo4j-contrib/neo4j-skills
Commit: 6d44d31

Evaluated: 1 day ago
Agent: Claude Code
Model: Claude Sonnet 4.6

Table of Contents

Bulk Product Catalog Import Async User Activity Service Financial Transfer Ledger

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