diff --git a/graphdb/graphcli/src/main/java/me/schaertl/graphcli/Main.java b/graphdb/graphcli/src/main/java/me/schaertl/graphcli/Main.java index 39610402de327fc9a5ac253bb3907ed99a4d7723..31a71e1d7f3f749c59ca9edd849e56e59986255f 100644 --- a/graphdb/graphcli/src/main/java/me/schaertl/graphcli/Main.java +++ b/graphdb/graphcli/src/main/java/me/schaertl/graphcli/Main.java @@ -1,51 +1,27 @@ package me.schaertl.graphcli; -import org.eclipse.rdf4j.model.Resource; -import org.eclipse.rdf4j.model.impl.TreeModel; -import org.eclipse.rdf4j.model.vocabulary.RDF; import org.eclipse.rdf4j.repository.Repository; import org.eclipse.rdf4j.repository.RepositoryConnection; -import org.eclipse.rdf4j.repository.config.RepositoryConfig; -import org.eclipse.rdf4j.repository.config.RepositoryConfigSchema; -import org.eclipse.rdf4j.repository.manager.LocalRepositoryManager; import org.eclipse.rdf4j.repository.manager.RemoteRepositoryManager; import org.eclipse.rdf4j.repository.manager.RepositoryManager; -import org.eclipse.rdf4j.rio.RDFFormat; -import org.eclipse.rdf4j.rio.RDFParser; -import org.eclipse.rdf4j.rio.Rio; -import org.eclipse.rdf4j.rio.helpers.StatementCollector; -import java.io.File; import java.io.IOException; -import java.io.InputStream; public class Main { private static void hello() throws IOException { // Code taken from http://graphdb.ontotext.com/documentation/standard/using-graphdb-with-the-rdf4j-api.html + // + // XXX: This code has bad error handling. The API isn't helpful, but in production code + // I would never do such things. // Instantiate a local repository manager and initialize it final RepositoryManager repositoryManager = new RemoteRepositoryManager("http://rdf:7200"); - repositoryManager.initialize(); + repositoryManager.init(); - // Instantiate a repository graph model - // final TreeModel graph = new TreeModel(); - - // Read repository configuration file - // InputStream config = EmbeddedGraphDB.class.getResourceAsStream("/repo-defaults.ttl"); - // RDFParser rdfParser = Rio.createParser(RDFFormat.TURTLE); - // rdfParser.setRDFHandler(new StatementCollector(graph)); - // rdfParser.parse(config, RepositoryConfigSchema.NAMESPACE); - // config.close(); - - // Retrieve the repository node as a resource - // Resource repositoryNode = GraphUtil.getUniqueSubject(graph, RDF.TYPE, RepositoryConfigSchema.REPOSITORY); - - // Create a repository configuration object and add it to the repositoryManager - // RepositoryConfig repositoryConfig = RepositoryConfig.create(graph, repositoryNode); - // repositoryManager.addRepositoryConfig(repositoryConfig); - - // Get the repository from repository manager, note the repository id set in configuration .ttl file final Repository repository = repositoryManager.getRepository("chem"); + if (repository == null) { + throw new IOException("no such repository"); + } // Open a connection to this repository final RepositoryConnection repositoryConnection = repository.getConnection(); @@ -60,6 +36,5 @@ public class Main { public static void main(String[] args) throws IOException { Main.hello(); - System.out.println("done running the program"); } }