1 package org.simantics.jdbc;
3 import org.simantics.databoard.Bindings;
4 import org.simantics.db.Resource;
5 import org.simantics.db.WriteGraph;
6 import org.simantics.db.exception.DatabaseException;
7 import org.simantics.db.layer0.util.Layer0Utils;
8 import org.simantics.db.layer0.variable.Variable;
9 import org.simantics.db.layer0.variable.Variables;
10 import org.simantics.jdbc.ontology.JDBCResource;
11 import org.simantics.layer0.Layer0;
14 * Simantics JDBC facade.
16 * @author Jani Simomaa
18 public class SimanticsJDBC {
20 public static final String PROP_SIMANTICS_JDBC_PROPERTYFILE = "simantics.jdbc.propertyfile";
21 public static final String PROP_SIMANTICS_JDBC_HOST = "simantics.jdbc.host";
22 public static final String PROP_SIMANTICS_JDBC_PORT = "simantics.jdbc.port";
23 public static final String PROP_SIMANTICS_JDBC_USER = "simantics.jdbc.user";
24 public static final String PROP_SIMANTICS_JDBC_PASSWORD = "simantics.jdbc.password";
25 public static final String PROP_SIMANTICS_JDBC_DATABASE = "simantics.jdbc.database";
27 public static String createJDBCSession(WriteGraph graph, String sessionGUID) throws DatabaseException {
28 Resource projects = graph.getResource("http://Projects");
29 Resource documentSessions = Layer0Utils.getPossibleChild(graph, projects, "DocumentSessions");
30 Layer0 L0 = Layer0.getInstance(graph);
31 Resource documentSession = Layer0Utils.getPossibleChild(graph, documentSessions, sessionGUID);
33 String sessionId = "http://Projects/DocumentSessions/" + sessionGUID + "/__jdbc__";
35 JDBCResource JDBC = JDBCResource.getInstance(graph);
36 Resource jdbcSession = graph.newResource();
37 graph.claim(jdbcSession, L0.InstanceOf, JDBC.Session);
38 graph.claimLiteral(jdbcSession, L0.HasName, L0.NameOf, L0.String, "__jdbc__", Bindings.STRING);
39 graph.claim(documentSession, L0.ConsistsOf, jdbcSession);
41 @SuppressWarnings("unused")
42 Variable jdbcState = Variables.getVariable(graph, jdbcSession);