public void updateGraph(
List<ClusterRectangle> clusterRectangles, List<Period> indoorPeriods, String android_id) {
// Graph Update
// Make Graph
Configuration conf = new BaseConfiguration();
conf.setProperty("storage.backend", "cassandra");
conf.setProperty("storage.hostname", "127.0.0.1");
TitanGraph g = TitanFactory.open(conf);
// Get Smartphone Vertex
Vertex v = TitanHelper.getVertex(g, "android_id", android_id);
if (v == null) {
v = g.addVertex(null);
v.setProperty("android_id", android_id);
v.setProperty("ltype", "Object");
}
// Process Outdoor Cluster
for (int i = 0; i < clusterRectangles.size(); i++) {
ClusterRectangle clusterRectangle = clusterRectangles.get(i);
double minLon = clusterRectangle.getMinLon();
double minLat = clusterRectangle.getMinLat();
double maxLon = clusterRectangle.getMaxLon();
double maxLat = clusterRectangle.getMaxLat();
for (int j = 0; j < clusterRectangle.getPeriods().size(); j++) {
Vertex place = g.addVertex(null);
place.setProperty("ltype", "Place.outdoor");
place.setProperty("minLon", minLon);
place.setProperty("minLat", minLat);
place.setProperty("maxLon", maxLon);
place.setProperty("maxLat", maxLat);
Period period = clusterRectangle.getPeriods().get(j);
long from = period.getFrom() * 1000;
long to = period.getTo() * 1000;
Edge isLocatedIn = g.addEdge(null, v, place, "isLocatedIn");
Edge isContaining = g.addEdge(null, place, v, "isContaining");
isLocatedIn.setProperty("from", from);
isLocatedIn.setProperty("to", to);
isContaining.setProperty("from", from);
isContaining.setProperty("to", to);
}
}
// Process Indoor Points
for (int i = 0; i < indoorPeriods.size(); i++) {
Period indoor = indoorPeriods.get(i);
Vertex place = g.addVertex(null);
place.setProperty("ltype", "Place.indoor");
place.setProperty("longitude", indoor.getLongitude());
place.setProperty("latitude", indoor.getLatitude());
place.setProperty("from", indoor.getFrom());
place.setProperty("to", indoor.getTo());
}
g.commit();
g.shutdown();
}
@Override
public boolean open() {
BaseConfiguration conf = new BaseConfiguration();
conf.setProperty("storage.backend", storageBackend);
conf.setProperty("storage.tablename", storageTableName);
titanGraph = TitanFactory.open(conf);
titanGraph.makeKey(vertexUserId).dataType(String.class).indexed(Vertex.class).make();
titanGraph.makeLabel(edgeMentions).make();
titanGraph.makeLabel(edgeReTweets).make();
titanGraph.commit();
return true;
}
@Test
public void testTitanFactoryBuilder() {
String baseDir = Joiner.on(File.separator).join("target", "es", "titanfactory_jvmlocal_ext");
TitanFactory.Builder builder = TitanFactory.build();
builder.set("storage.backend", "inmemory");
builder.set("index." + INDEX_NAME + ".elasticsearch.interface", "NODE");
builder.set("index." + INDEX_NAME + ".elasticsearch.ext.node.data", "true");
builder.set("index." + INDEX_NAME + ".elasticsearch.ext.node.client", "false");
builder.set("index." + INDEX_NAME + ".elasticsearch.ext.node.local", "true");
builder.set(
"index." + INDEX_NAME + ".elasticsearch.ext.path.data", baseDir + File.separator + "data");
builder.set(
"index." + INDEX_NAME + ".elasticsearch.ext.path.work", baseDir + File.separator + "work");
builder.set(
"index." + INDEX_NAME + ".elasticsearch.ext.path.logs", baseDir + File.separator + "logs");
TitanGraph graph = builder.open(); // Must not throw an exception
assertTrue(graph.isOpen());
graph.close();
}
public void open(WriteConfiguration config) {
graph = (StandardTitanGraph) TitanFactory.open(config);
features = graph.getConfiguration().getStoreFeatures();
tx = graph.newTransaction();
mgmt = graph.openManagement();
}
