com.tinkerpop.blueprints.impls.orient.OrientGraphFactory Java Examples
The following examples show how to use
com.tinkerpop.blueprints.impls.orient.OrientGraphFactory.
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Example #1
| Source File: GraphTest.java From light with Apache License 2.0 | 6 votes |
|
public static void main(String[] args) {
String sql = "select from Comment where in_HasComment[0] = #35:22";
OrientGraphFactory factory = new OrientGraphFactory("plocal:/home/steve/lightdb").setupPool(1,10);
//OrientGraphFactory factory = new OrientGraphFactory("plocal:/Users/HUS5/lightdb").setupPool(1,10);
OrientGraph graph = factory.getTx();
try {
//System.out.println(graph.getVertex("#11:0").getRecord().toJSON("rid, fetchPlan:*:-1"));
//String result = graph.getVertex("#37:0").getRecord().toJSON("rid,fetchPlan:[*]in_Create:-2 out_HasComment:5");
//String result = graph.getVertex("#35:22").getRecord().toJSON("rid,version,fetchPlan:out_HasComment:-1 out_HasComment.out_HasComment:-1 out_HasComment.in_Create:0");
//String result = graph.getVertex("#35:22").getRecord().toJSON("rid,in_Create.userId, fetchPlan:out_HasComment:5");
//System.out.println(result);
OSQLSynchQuery<ODocument> query = new OSQLSynchQuery<ODocument>(sql);
List<ODocument> list = graph.getRawGraph().command(query).execute();
String json = OJSONWriter.listToJSON(list, "rid,fetchPlan:[*]in_HasComment:-2 [*]out_ReportSpam:-2 [*]out_UpVote:-2 [*]out_DownVote:-2 in_Create[]:0 [*]out_Create:-2 [*]out_Update:-2 [*]out_HasComment:-1");
System.out.println(json);
//System.out.println(getBfnTree("forum", "example"));
} finally {
graph.shutdown();
}
}
Example #2
| Source File: ServiceLocator.java From light with Apache License 2.0 | 5 votes |
|
public OrientGraphFactory getFactory() {
if(factory == null) {
factory = new OrientGraphFactory(getDbUrl()).setupPool(1,100);
OGlobalConfiguration.RID_BAG_EMBEDDED_TO_SBTREEBONSAI_THRESHOLD.setValue(-1);
}
return factory;
}
Example #3
| Source File: OrientGraphDatabase.java From graphdb-benchmarks with Apache License 2.0 | 5 votes |
|
private OrientGraph getGraph(final File dbPath)
{
OrientGraph g;
OrientGraphFactory graphFactory = new OrientGraphFactory("plocal:" + dbPath.getAbsolutePath());
g = graphFactory.getTx();
g.setUseLightweightEdges(this.useLightWeightEdges);
return g;
}
Example #4
| Source File: OrientDBConnector.java From bjoern with GNU General Public License v3.0 | 4 votes |
|
public void connect(String databaseName)
{
graphFactory = new OrientGraphFactory(
"plocal:" + System.getProperty("ORIENTDB_HOME") + "/databases/" + databaseName)
.setupPool(1, MAX_POOL_SIZE);
}
Example #5
| Source File: OOrientDBLoader.java From orientdb-etl with Apache License 2.0 | 4 votes |
|
@Override
public void configure(final OETLProcessor iProcessor, final ODocument iConfiguration, final OCommandContext iContext) {
super.configure(iProcessor, iConfiguration, iContext);
if (iConfiguration.containsField("dbURL"))
dbURL = (String) resolve(iConfiguration.field("dbURL"));
if (iConfiguration.containsField("dbUser"))
dbUser = (String) resolve(iConfiguration.field("dbUser"));
if (iConfiguration.containsField("dbPassword"))
dbPassword = (String) resolve(iConfiguration.field("dbPassword"));
if (iConfiguration.containsField("dbType"))
dbType = DB_TYPE.valueOf(iConfiguration.field("dbType").toString().toUpperCase());
if (iConfiguration.containsField("tx"))
tx = (Boolean) iConfiguration.field("tx");
if (iConfiguration.containsField("wal"))
wal = (Boolean) iConfiguration.field("wal");
if (iConfiguration.containsField("txUseLog"))
txUseLog = (Boolean) iConfiguration.field("txUseLog");
if (iConfiguration.containsField("batchCommit"))
batchCommit = (Integer) iConfiguration.field("batchCommit");
if (iConfiguration.containsField("dbAutoCreate"))
dbAutoCreate = (Boolean) iConfiguration.field("dbAutoCreate");
if (iConfiguration.containsField("dbAutoDropIfExists"))
dbAutoDropIfExists = (Boolean) iConfiguration.field("dbAutoDropIfExists");
if (iConfiguration.containsField("dbAutoCreateProperties"))
dbAutoCreateProperties = (Boolean) iConfiguration.field("dbAutoCreateProperties");
if (iConfiguration.containsField("useLightweightEdges"))
useLightweightEdges = (Boolean) iConfiguration.field("useLightweightEdges");
if (iConfiguration.containsField("standardElementConstraints"))
standardElementConstraints = (Boolean) iConfiguration.field("standardElementConstraints");
clusterName = iConfiguration.field("cluster");
className = iConfiguration.field("class");
indexes = iConfiguration.field("indexes");
classes = iConfiguration.field("classes");
if (iConfiguration.containsField("settings")) {
final ODocument settings = (ODocument) iConfiguration.field("settings");
settings.setAllowChainedAccess(false);
for (String s : settings.fieldNames()) {
final OGlobalConfiguration v = OGlobalConfiguration.findByKey(s);
if (v != null)
v.setValue(settings.field(s));
}
}
if (!wal)
OGlobalConfiguration.USE_WAL.setValue(wal);
switch (dbType) {
case DOCUMENT:
final ODatabaseDocumentTx documentDatabase = new ODatabaseDocumentTx(dbURL);
if (documentDatabase.exists() && dbAutoDropIfExists) {
log(OETLProcessor.LOG_LEVELS.INFO, "Dropping existent database '%s'...", dbURL);
documentDatabase.open(dbUser, dbPassword);
documentDatabase.drop();
}
if (documentDatabase.exists()) {
log(OETLProcessor.LOG_LEVELS.DEBUG, "Opening database '%s'...", dbURL);
documentDatabase.open(dbUser, dbPassword);
} else if (dbAutoCreate) {
documentDatabase.create();
} else
throw new IllegalArgumentException("Database '" + dbURL + "' not exists and 'dbAutoCreate' setting is false");
documentDatabase.close();
break;
case GRAPH:
final OrientGraphFactory factory = new OrientGraphFactory(dbURL, dbUser, dbPassword);
if (dbAutoDropIfExists && factory.exists()) {
log(OETLProcessor.LOG_LEVELS.INFO, "Dropping existent database '%s'...", dbURL);
factory.drop();
}
final OrientBaseGraph graphDatabase = tx ? factory.getTx() : factory.getNoTx();
graphDatabase.shutdown();
break;
}
}
Example #6
| Source File: LightServer.java From light with Apache License 2.0 | 4 votes |
|
static public void start() {
// hosts and server configuration
Map<String, Object> hostConfigMap = ServiceLocator.getInstance().getJsonMapConfig(ServiceLocator.HOST_CONFIG);
Map<String, Object> serverConfigMap = ServiceLocator.getInstance().getJsonMapConfig(ServiceLocator.SERVER_CONFIG);
OrientGraphFactory factory = ServiceLocator.getInstance().getFactory();
// check if database exists, if not create it and init it.
if(!factory.exists()) {
try {
OrientBaseGraph g = new OrientGraph(ServiceLocator.getInstance().getDbUrl());
// database is auto created
g.command(new OCommandSQL("alter database custom useLightweightEdges=true")).execute();
g.command(new OCommandSQL("alter database DATETIMEFORMAT yyyy-MM-dd'T'HH:mm:ss.SSS")).execute();
g.command(new OCommandSQL("alter database TIMEZONE UTC")).execute();
OGlobalConfiguration.RID_BAG_EMBEDDED_TO_SBTREEBONSAI_THRESHOLD.setValue(-1);
} finally {
// this also closes the OrientGraph instances created by the factory
// Note that OrientGraphFactory does not implement Closeable
factory.close();
}
InitDatabase.initDb();
// load rule compileCache here
AbstractRuleRule.loadCompileCache();
// replay all the event to create database image.
// TODO need to rethink replay as orientdb is used instead of Memory Image.
replayEvent();
} else {
// load rule compileCache here
AbstractRuleRule.loadCompileCache();
}
NameVirtualHostHandler virtualHostHandler = new NameVirtualHostHandler();
Iterator<String> it = hostConfigMap.keySet().iterator();
while (it.hasNext()) {
String host = it.next();
Map<String, String> hostPropMap = (Map<String, String>)hostConfigMap.get(host);
String base = hostPropMap.get("base");
String transferMinSize = hostPropMap.get("transferMinSize");
virtualHostHandler
.addHost(
host,
Handlers.predicates(
PredicatedHandlersParser.parse("not path-prefix('/images', '/assets', '/api') -> rewrite('/index.html')"
//PredicatedHandlersParser.parse("not path-suffix['.js', '.html', '.css'] -> rewrite['/index.html']"
//PredicatedHandlersParser.parse("path-prefix['/home', '/page', '/form'] -> rewrite['/index.html']"
, LightServer.class.getClassLoader()),
new PathHandler(resource(new FileResourceManager(
new File(base), Integer
.valueOf(transferMinSize))))
.addPrefixPath("/api/rs",
new EagerFormParsingHandler().setNext(
new RestHandler()))
.addPrefixPath("/api/ws",
websocket(new WebSocketHandler()))
));
}
String ip = (String)serverConfigMap.get("ip");
String port = (String)serverConfigMap.get("port");
server = Undertow
.builder()
.addHttpListener(Integer.valueOf(port), ip)
.setBufferSize(1024 * 16)
.setServerOption(UndertowOptions.ALWAYS_SET_KEEP_ALIVE, false)
.setHandler(
Handlers.header(virtualHostHandler,
Headers.SERVER_STRING, "LIGHT"))
.setWorkerThreads(200).build();
server.start();
}
