WorldTracer Lost and Found Property
Speaker: Aidan Fries, Lead Developer

Content
• Who is SITA
• WorldTracer Lost and Found Property
• Data and relationships
• How application is using Neo4j
• Migration to Spring Data Neo4j 6
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SITA – 1949 to today
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WorldTracer Lost and Found Property
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Lost and Found - Technology stack
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Angular (14)
Java (17), Spring Boot (2.7)
Spring Data Neo4j
Neo4j AuraDB
Neo4j-
Migrations

Lost and Found - User Portals
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Lost and Found – Highly configurable
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Lost and Found – Image recognition
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Lost and Found – Delivery Partners
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Lost and Found – Stripe integration
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Items
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Relationships - Suggestions

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Relationships – with properties

Item properties
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Calculating relationship scores and creating suggestions
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Matching an item
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Suggestions
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Completion of process
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Migrate to Spring Data Neo4j (SDN) 6
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• Previously used Neo4j-OGM and SDN 5
• Documentation available on SDN 6
• Support from Neo4j team
• Based on our experience*, the effort depends on
• Amount of Cypher queries
• Number of relationships

Migrate to Spring Data Neo4j (SDN) 6
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Migrate to Spring Data Neo4j (SDN) 6 - Relationships
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• Significant changes in how relationships are managed
• Cannot have a relationship-typed Neo4jRepository
• Care needed when hydrating entities, to ensure that relationships are not lost

Update to Spring Data Neo4j (SDN) 6
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Looking for a new challenge? https://www.sita.aero/careers/
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SITA - Letterkenny, Ireland SITA – RPA, Aldershot, UK