Examples with SampleNeighborParam com.tencent.angel.graph.client.sampleneighbor.SampleNeighborParam used on opensource projects

Example 1 with SampleNeighborParam

use of com.tencent.angel.graph.client.sampleneighbor.SampleNeighborParam in project angel by Tencent.

the class InitNeighborTest method testCSR.

@Test
public void testCSR() throws Exception {
    Worker worker = LocalClusterContext.get().getWorker(workerAttempt0Id).getWorker();
    MatrixClient client = worker.getPSAgent().getMatrixClient(SPARSE_INT_MAT, 0);
    int matrixId = client.getMatrixId();
    ParameterServer ps = LocalClusterContext.get().getPS(psAttempt0Id).getPS();
    Location masterLoc = LocalClusterContext.get().getMaster().getAppMaster().getAppContext().getMasterService().getLocation();
    TConnection connection = TConnectionManager.getConnection(ps.getConf());
    MasterProtocol master = connection.getMasterService(masterLoc.getIp(), masterLoc.getPort());
    // Init node neighbors
    Int2ObjectOpenHashMap<int[]> nodeIdToNeighbors = new Int2ObjectOpenHashMap<>();
    nodeIdToNeighbors.put(1, new int[] { 2, 3 });
    nodeIdToNeighbors.put(2, new int[] { 4 });
    InitNeighbor func = new InitNeighbor(new InitNeighborParam(matrixId, nodeIdToNeighbors));
    client.asyncUpdate(func).get();
    nodeIdToNeighbors.clear();
    nodeIdToNeighbors.put(1, new int[] { 4, 5, 6 });
    nodeIdToNeighbors.put(2, new int[] { 5 });
    nodeIdToNeighbors.put(4, new int[] { 5, 6 });
    func = new InitNeighbor(new InitNeighborParam(matrixId, nodeIdToNeighbors));
    client.asyncUpdate(func).get();
    nodeIdToNeighbors.clear();
    nodeIdToNeighbors.put(3, new int[] { 4, 5, 6 });
    nodeIdToNeighbors.put(5, new int[] { 6 });
    nodeIdToNeighbors.put(8, new int[] { 3, 4 });
    func = new InitNeighbor(new InitNeighborParam(matrixId, nodeIdToNeighbors));
    client.asyncUpdate(func).get();
    nodeIdToNeighbors.clear();
    client.asyncUpdate(new InitNeighborOver(new InitNeighborOverParam(matrixId))).get();
    // Sample the neighbors
    int[] nodeIds = new int[] { 1, 2, 3, 4, 5, 6, 7, 8 };
    SampleNeighborParam param = new SampleNeighborParam(matrixId, nodeIds, -1);
    Int2ObjectOpenHashMap<int[]> result = ((SampleNeighborResult) (client.get(new SampleNeighbor(param)))).getNodeIdToNeighbors();
    ObjectIterator<Entry<int[]>> iter = result.int2ObjectEntrySet().fastIterator();
    LOG.info("==============================sample neighbors result============================");
    Entry<int[]> entry;
    while (iter.hasNext()) {
        entry = iter.next();
        LOG.info("node id = " + entry.getIntKey() + ", neighbors = " + Arrays.toString(entry.getValue()));
    }
    client.checkpoint(0);
    ps.stop(-1);
    PSErrorRequest request = PSErrorRequest.newBuilder().setPsAttemptId(ProtobufUtil.convertToIdProto(psAttempt0Id)).setMsg("out of memory").build();
    master.psError(null, request);
    Thread.sleep(10000);
    result = ((SampleNeighborResult) (client.get(new SampleNeighbor(param)))).getNodeIdToNeighbors();
    iter = result.int2ObjectEntrySet().fastIterator();
    LOG.info("==============================sample neighbors result============================");
    while (iter.hasNext()) {
        entry = iter.next();
        LOG.info("node id = " + entry.getIntKey() + ", neighbors = " + Arrays.toString(entry.getValue()));
    }
}