neo4j cypher queries in java using scala-cli - simple embedded test example / published by https://github.com/dacr/code-examples-manager #610b5cfa-3b78-41b2-ace0-81b0b0bb1792/2feda5b3330de9a104ea7afe917168442a9f9bb6

Neo4jCypherRawHello.java

// summary : neo4j cypher queries in java using scala-cli - simple embedded test example
// keywords : java, neo4j, cypher, @testable
// publish : gist
// authors : David Crosson
// license : Apache NON-AI License Version 2.0 (https://raw.githubusercontent.com/non-ai-licenses/non-ai-licenses/main/NON-AI-APACHE2)
// id : 610b5cfa-3b78-41b2-ace0-81b0b0bb1792
// created-on : 2024-06-19T13:47:53+02:00
// managed-by : https://github.com/dacr/code-examples-manager
// run-with : scala-cli $file
// requirements : install https://scala-cli.virtuslab.org/ to get the scala-cli repl command

// ---------------------
//> using dep org.neo4j.test:neo4j-harness:5.20.0
//> using dep org.neo4j.driver:neo4j-java-driver:5.21.0
//DEPS org.neo4j.test:neo4j-harness:5.20.0         // for compatibility with jbang (https://www.jbang.dev/)
//DEPS org.neo4j.driver:neo4j-java-driver:5.21.0   // for compatibility with jbang (https://www.jbang.dev/)
// ---------------------

import org.neo4j.driver.*;
import org.neo4j.harness.Neo4jBuilders;

public class Neo4jCypherRawHello {
    public static void main(String[] args) {
        var fixture = """
                CREATE (:Person {name: 'Jane'})
                CREATE (:Person {name: 'Joe'})
                """;

        var builder =
                Neo4jBuilders
                        .newInProcessBuilder()
                        .withFixture(fixture);

        try (var embedded = builder.build()) {
            try (var driver = GraphDatabase.driver(embedded.boltURI(), AuthTokens.none())) {
                try (var session = driver.session()) {
                    var query = "MATCH (n) RETURN count(n) AS count";
                    var result = session.run(query);
                    var count = result.single().get("count").asInt();
                    System.out.println("'%s' : count = %d".formatted(query, count));
                }
            }
        }
    }
}