Examples of com.sun.sgs.test.util.SgsTestNode

com.sun.sgs.test.util.SgsTestNode
A node, used for testing. The node is created using the kernel. Multiple nodes can be created within a single VM.

    }


    /** Prints the test case and sets the service field to a new instance. */
    protected void setUp() throws Exception {
  System.err.println("Testcase: " + getName());
  serverNode = new SgsTestNode("TestAbstractService", null,  null);
  txnScheduler = 
            serverNode.getSystemRegistry().
            getComponent(TransactionScheduler.class);
        taskOwner = serverNode.getProxy().getCurrentOwner();
    }

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    private static Identity taskOwner;
    private static DataService dataService;


    @Before
    public void setUp() throws Exception {
  serverNode = new SgsTestNode("TestKernelCallable", null, null);
        txnScheduler = serverNode.getSystemRegistry().
            getComponent(TransactionScheduler.class);
        taskOwner = serverNode.getProxy().getCurrentOwner();
        dataService = serverNode.getDataService();
    }

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    /** Creates the server node and application nodes. */
    @Before
    public void setUp() throws Exception {
  if (serverNode == null) {
      serverNode = new SgsTestNode(
    appName, null, getServerProperties());
  }
  while (numAppNodes < appNodes.size()) {
      appNodes.remove(0).shutdown(true);
  }
  while (numAppNodes > appNodes.size()) {
      appNodes.add(new SgsTestNode(serverNode, null, null));
  }
    }

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      (maxThreads != threads ?
       "\n  test.max.threads=" + maxThreads : "") +
      (repeat != 1 ? "\n  test.repeat=" + repeat : ""));


        Properties props = getNodeProps();
        serverNode = new SgsTestNode("TestDataServiceConcurrency", null, props);
  txnScheduler = serverNode.getSystemRegistry().
            getComponent(TransactionScheduler.class);
  service = serverNode.getDataService();
  taskOwner = serverNode.getProxy().getCurrentOwner();
    }

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    public void setUp() throws Exception {
        Properties props = 
            SgsTestNode.getDefaultProperties(APP_NAME, null, 
                                             DummyAppListener.class);
        serverNode = 
                new SgsTestNode(APP_NAME, DummyAppListener.class, props, true);
        acceptor = null;
    }

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        Properties properties =
            SgsTestNode.getDefaultProperties("TestTaskSchedulerImpl",
               null, null);
        properties.setProperty(StandardProperties.NODE_TYPE, 
                               NodeType.coreServerNode.name());
        serverNode = new SgsTestNode("TestTaskSchedulerImpl", null, properties);
        taskScheduler = serverNode.getSystemRegistry().
            getComponent(TaskScheduler.class);
        taskOwner = serverNode.getProxy().getCurrentOwner();
    }

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    private SgsTestNode serverNode;
    private int serverPort;


    @Before
    public void beforeEachTest() throws Exception {
        serverNode = new SgsTestNode(APP_NAME, null, getProps(null));
    }

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    private TransactionScheduler txnScheduler;
    private Identity taskOwner;
    private DataService dataService;
    
    private void startupServer(Class<?> listener) throws Exception {
        serverNode = new SgsTestNode("TestKernelAppListeners", null,
                                     SgsTestNode.getDefaultProperties(
                                     "TestKernelAppListeners", null, listener));
        txnScheduler = serverNode.getSystemRegistry().getComponent(
                TransactionScheduler.class);
  taskOwner = serverNode.getProxy().getCurrentOwner();

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        // There's no graph, so we expect an exception to be thrown
    }


    @Test
    public void testDistGraphZach() throws Exception {
        SgsTestNode node1 = null;
        SgsTestNode node2 = null;
        SgsTestNode node3 = null;
        try {
            // Create three app nodes         
            node1 = createNode();
            node2 = createNode();
            node3 = createNode();


            // Send updates to each of the node's graph listeners
            LPADriver driver1 = (LPADriver)
                finderField.get(node1.getNodeMappingService());
            LPADriver driver2 = (LPADriver)
                finderField.get(node2.getNodeMappingService());
            LPADriver driver3 = (LPADriver)
                finderField.get(node3.getNodeMappingService());


            DummyIdentity[] idents = new DummyIdentity[35];
            // Create identities for zach karate club
            // location of identities for the accesses below
            // node1: 1,4,7,10,13,16,19,22,25,28,31,34
            // node2: 2,5,8,11,14,17,20,23,26,29,32
            // node3: 3,6,9,12,15,18,21,24,27,30,33
            // Actual round robin policy might assign these differently...
            NodeMappingService nms = node1.getNodeMappingService();
            for (int i = 1; i < 35; i++) {
                idents[i] = new DummyIdentity(String.valueOf(i));
                nms.assignNode(this.getClass(), idents[i]);
            }
            
            // Node 1 uses.
            AffinityGraphBuilder builder1 = driver1.getGraphBuilder();
            AccessedObjectsDetailTest detail = new AccessedObjectsDetailTest();
            detail.addAccess(new String("o1"));
            detail.addAccess(new String("o2"));
            detail.addAccess(new String("o3"));
            detail.addAccess(new String("o5"));
            detail.addAccess(new String("o8"));
            detail.addAccess(new String("o11"));
            detail.addAccess(new String("o12"));
            detail.addAccess(new String("o16"));
            detail.addAccess(new String("o18"));
            detail.addAccess(new String("o20"));
            detail.addAccess(new String("o32"));
            detail.addAccess(new String("o84"));
            builder1.updateGraph(idents[1], detail);
            detail = new AccessedObjectsDetailTest();
            detail.addAccess(new String("o1"));
            detail.addAccess(new String("o13"));
            detail.addAccess(new String("o87"));
            builder1.updateGraph(idents[4], detail);
            detail = new AccessedObjectsDetailTest();
            detail.addAccess(new String("o2"));
            detail.addAccess(new String("o4"));
            detail.addAccess(new String("o15"));
            builder1.updateGraph(idents[7], detail);
            detail = new AccessedObjectsDetailTest();
            detail.addAccess(new String("o7"));
            detail.addAccess(new String("o40"));
            builder1.updateGraph(idents[10], detail);
            detail = new AccessedObjectsDetailTest();
            detail.addAccess(new String("o12"));
            detail.addAccess(new String("o13"));
            builder1.updateGraph(idents[13], detail);
            detail = new AccessedObjectsDetailTest();
            detail.addAccess(new String("o35"));
            detail.addAccess(new String("o43"));
            builder1.updateGraph(idents[16], detail);
            detail = new AccessedObjectsDetailTest();
            detail.addAccess(new String("o36"));
            detail.addAccess(new String("o44"));
            builder1.updateGraph(idents[19], detail);
            detail = new AccessedObjectsDetailTest();
            detail.addAccess(new String("o20"));
            detail.addAccess(new String("o21"));
            builder1.updateGraph(idents[22], detail);
            detail = new AccessedObjectsDetailTest();
            detail.addAccess(new String("o23"));
            detail.addAccess(new String("o26"));
            builder1.updateGraph(idents[25], detail);
            detail = new AccessedObjectsDetailTest();
            detail.addAccess(new String("o24"));
            detail.addAccess(new String("o25"));
            detail.addAccess(new String("o26"));
            detail.addAccess(new String("o50"));
            builder1.updateGraph(idents[28], detail);
            detail = new AccessedObjectsDetailTest();
            detail.addAccess(new String("o30"));
            detail.addAccess(new String("o31"));
            builder1.updateGraph(idents[31], detail);
            detail = new AccessedObjectsDetailTest();
            detail.addAccess(new String("o31"));
            detail.addAccess(new String("o40"));
            detail.addAccess(new String("o41"));
            detail.addAccess(new String("o42"));
            detail.addAccess(new String("o43"));
            detail.addAccess(new String("o44"));
            detail.addAccess(new String("o45"));
            detail.addAccess(new String("o46"));
            detail.addAccess(new String("o47"));
            detail.addAccess(new String("o48"));
            detail.addAccess(new String("o49"));
            detail.addAccess(new String("o50"));
            detail.addAccess(new String("o51"));
            detail.addAccess(new String("o52"));
            detail.addAccess(new String("o53"));
            builder1.updateGraph(idents[34], detail);


            // Node 2
            AffinityGraphBuilder builder2 = driver2.getGraphBuilder();
            detail = new AccessedObjectsDetailTest();
            detail.addAccess(new String("o1"));
            detail.addAccess(new String("o17"));
            detail.addAccess(new String("o19"));
            detail.addAccess(new String("o21"));
            detail.addAccess(new String("o30"));
            detail.addAccess(new String("o85"));
            builder2.updateGraph(idents[2], detail);
            detail = new AccessedObjectsDetailTest();
            detail.addAccess(new String("o2"));
            detail.addAccess(new String("o9"));
            builder2.updateGraph(idents[5], detail);
            detail = new AccessedObjectsDetailTest();
            detail.addAccess(new String("o1"));
            builder2.updateGraph(idents[8], detail);
            detail = new AccessedObjectsDetailTest();
            detail.addAccess(new String("o8"));
            detail.addAccess(new String("o9"));
            detail.addAccess(new String("o10"));
            builder2.updateGraph(idents[11], detail);
            detail = new AccessedObjectsDetailTest();
            detail.addAccess(new String("o84"));
            detail.addAccess(new String("o85"));
            detail.addAccess(new String("o86"));
            detail.addAccess(new String("o87"));
            detail.addAccess(new String("o41"));
            builder2.updateGraph(idents[14], detail);
            detail = new AccessedObjectsDetailTest();
            detail.addAccess(new String("o14"));
            detail.addAccess(new String("o15"));
            builder2.updateGraph(idents[17], detail);
            detail = new AccessedObjectsDetailTest();
            detail.addAccess(new String("o18"));
            detail.addAccess(new String("o19"));
            detail.addAccess(new String("o45"));
            builder2.updateGraph(idents[20], detail);
            detail = new AccessedObjectsDetailTest();
            detail.addAccess(new String("o38"));
            detail.addAccess(new String("o47"));
            builder2.updateGraph(idents[23], detail);
            detail = new AccessedObjectsDetailTest();
            detail.addAccess(new String("o22"));
            detail.addAccess(new String("o23"));
            builder2.updateGraph(idents[26], detail);
            detail = new AccessedObjectsDetailTest();
            detail.addAccess(new String("o27"));
            detail.addAccess(new String("o51"));
            detail.addAccess(new String("o66"));
            builder2.updateGraph(idents[29], detail);
            detail = new AccessedObjectsDetailTest();
            detail.addAccess(new String("o23"));
            detail.addAccess(new String("o66"));
            detail.addAccess(new String("o32"));
            detail.addAccess(new String("o39"));
            detail.addAccess(new String("o53"));
            builder2.updateGraph(idents[32], detail);


            // Node 3
            AffinityGraphBuilder builder3 = driver3.getGraphBuilder();
            detail = new AccessedObjectsDetailTest();
            detail.addAccess(new String("o1"));
            detail.addAccess(new String("o6"));
            detail.addAccess(new String("o7"));
            detail.addAccess(new String("o24"));
            detail.addAccess(new String("o27"));
            detail.addAccess(new String("o33"));
            detail.addAccess(new String("o86"));
            builder3.updateGraph(idents[3], detail);
            detail = new AccessedObjectsDetailTest();
            detail.addAccess(new String("o3"));
            detail.addAccess(new String("o4"));
            detail.addAccess(new String("o10"));
            detail.addAccess(new String("o14"));
            builder3.updateGraph(idents[6], detail);
            detail = new AccessedObjectsDetailTest();
            detail.addAccess(new String("o5"));
            detail.addAccess(new String("o6"));
            detail.addAccess(new String("o31"));
            builder3.updateGraph(idents[9], detail);
            detail = new AccessedObjectsDetailTest();
            detail.addAccess(new String("o11"));
            builder3.updateGraph(idents[12], detail);
            detail = new AccessedObjectsDetailTest();
            detail.addAccess(new String("o34"));
            detail.addAccess(new String("o42"));
            builder3.updateGraph(idents[15], detail);
            detail = new AccessedObjectsDetailTest();
            detail.addAccess(new String("o16"));
            detail.addAccess(new String("o17"));
            builder3.updateGraph(idents[18], detail);
            detail = new AccessedObjectsDetailTest();
            detail.addAccess(new String("o37"));
            detail.addAccess(new String("o46"));
            builder3.updateGraph(idents[21], detail);
            detail = new AccessedObjectsDetailTest();
            detail.addAccess(new String("o22"));
            detail.addAccess(new String("o25"));
            detail.addAccess(new String("o28"));
            detail.addAccess(new String("o48"));
            builder3.updateGraph(idents[24], detail);
            detail = new AccessedObjectsDetailTest();
            detail.addAccess(new String("o29"));
            detail.addAccess(new String("o49"));
            builder3.updateGraph(idents[27], detail);
            detail = new AccessedObjectsDetailTest();
            detail.addAccess(new String("o28"));
            detail.addAccess(new String("o29"));
            detail.addAccess(new String("o52"));
            builder3.updateGraph(idents[30], detail);
            detail = new AccessedObjectsDetailTest();
            detail.addAccess(new String("o28"));
            detail.addAccess(new String("o31"));
            detail.addAccess(new String("o33"));
            detail.addAccess(new String("o34"));
            detail.addAccess(new String("o35"));
            detail.addAccess(new String("o36"));
            detail.addAccess(new String("o37"));
            detail.addAccess(new String("o38"));
            detail.addAccess(new String("o39"));
            builder3.updateGraph(idents[33], detail);


            UndirectedGraph<LabelVertex, WeightedEdge> graphModel =
                    new ZachBuilder().getAffinityGraph();
            System.out.println("MODEL GRAPH IS " + graphModel);
            LPADriver driver = (LPADriver)
                finderField.get(serverNode.getNodeMappingService());
            GraphListener serverListener = driver.getGraphListener();
            AffinityGraphBuilder builder = driver.getGraphBuilder();
            // The graph can only be found on the server side.  Let's make
            // sure it looks like the expected Zachary graph.
            // The core server graph listener builds a DistGraphBuilder,
            // which (on the core node) creates the DistGraphBuilderServerImpl.
            // We can find it if we look for the group finder.
            AffinityGraphBuilder serverBuilder =
                    (AffinityGraphBuilder) builder.getAffinityGroupFinder();
            UndirectedGraph<LabelVertex, WeightedEdge> graph =
                    serverBuilder.getAffinityGraph();
            System.out.println("GRAPH IS " + graph);
            Assert.assertEquals(34, graph.getVertexCount());
            Assert.assertEquals(78, graph.getEdgeCount());
            ProfileCollector col =
                serverNode.getSystemRegistry().
                    getComponent(ProfileCollector.class);
            AffinityGroupFinderMXBean bean = (AffinityGroupFinderMXBean)
                col.getRegisteredMBean(AffinityGroupFinderMXBean.MXBEAN_NAME);
            assertNotNull(bean);
            bean.clear();


            // Be sure the consumer is turned on
            col.getConsumer(AffinityGroupFinderStats.CONS_NAME).
                    setProfileLevel(ProfileLevel.MAX);
            double avgMod = 0.0;
            double maxMod = 0.0;
            double minMod = 1.0;
            for (int i = 0; i < RUNS; i++) {
                Set<AffinityGroup> groups =
                    Objects.uncheckedCast(
                        builder.getAffinityGroupFinder().findAffinityGroups());    
                double mod =
                    AffinityGroupGoodness.calcModularity(graphModel, groups);


                avgMod = avgMod + mod;
                maxMod = Math.max(maxMod, mod);
                minMod = Math.min(minMod, mod);
            }
            System.out.printf("DIST (%d runs, %d threads): " +
                      "avg time : %4.2f ms, " +
                      " time range [%d - %d ms] " +
                      " avg iters : %4.2f, avg modularity: %.4f, " +
                      " modularity range [%.4f - %.4f] %n",
                      RUNS, numThreads,
                      bean.getAvgRunTime(),
                      bean.getMinRunTime(),
                      bean.getMaxRunTime(),
                      bean.getAvgIterations(),
                      avgMod/(double) RUNS,
                      minMod, maxMod);
        } finally {
            if (node1 != null) {
                node1.shutdown(false);
            }
            if (node2 != null) {
                node2.shutdown(false);
            }
            if (node3 != null) {
                node3.shutdown(false);
            }
        }
    }

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                    String.valueOf(serverPort));
            p.setProperty(LPADriver.GRAPH_CLASS_PROPERTY,
                          DistGraphBuilder.class.getName());
            p.put("com.sun.sgs.impl.service.nodemap.affinity.numThreads",
                        String.valueOf(numThreads));
            return new SgsTestNode(serverNode, null, p);
    }

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