Examples with ComputeJob org.apache.ignite.compute.ComputeJob used on opensource projects

Example 11 with ComputeJob

use of org.apache.ignite.compute.ComputeJob in project ignite by apache.

the class IgniteKillTask method map.

/** {@inheritDoc} */
@Override
public Map<? extends ComputeJob, ClusterNode> map(List<ClusterNode> subgrid, Boolean restart) {
    assert restart != null;
    this.restart = restart;
    Map<ComputeJob, ClusterNode> jobs = U.newHashMap(subgrid.size());
    for (ClusterNode n : subgrid) if (!daemon(n))
        jobs.put(new IgniteKillJob(), n);
    return jobs;
}

Example 12 with ComputeJob

use of org.apache.ignite.compute.ComputeJob in project ignite by apache.

the class GridContinuousMapperTask2 method map.

/** {@inheritDoc} */
@Override
public Map<? extends ComputeJob, ClusterNode> map(List<ClusterNode> subgrid, @Nullable int[] jobIds) {
    Map<ComputeJob, ClusterNode> mappings = new HashMap<>(jobIds.length);
    Iterator<ClusterNode> nodeIter = g.cluster().forRemotes().nodes().iterator();
    for (int jobId : jobIds) {
        ComputeJob job = new ComputeJobAdapter(jobId) {

            @IgniteInstanceResource
            private Ignite g;

            @Override
            public Object execute() {
                Integer jobId = argument(0);
                X.println(">>> Received job for ID: " + jobId);
                return g.cache("replicated").localPeek(jobId, CachePeekMode.ONHEAP);
            }
        };
        // If only local node in the grid.
        if (g.cluster().nodes().size() == 1)
            mappings.put(job, g.cluster().localNode());
        else {
            ClusterNode n = nodeIter.hasNext() ? nodeIter.next() : (nodeIter = g.cluster().forRemotes().nodes().iterator()).next();
            mappings.put(job, n);
        }
    }
    return mappings;
}

Example 13 with ComputeJob

use of org.apache.ignite.compute.ComputeJob in project ignite by apache.

the class GridP2PTestTask method map.

/** {@inheritDoc} */
@Override
public Map<? extends ComputeJob, ClusterNode> map(List<ClusterNode> subgrid, Object arg) {
    assert subgrid != null;
    assert !subgrid.isEmpty();
    Integer arg1 = null;
    if (arg instanceof GridifyArgument)
        arg1 = (Integer) ((GridifyArgument) arg).getMethodParameters()[0];
    else if (arg instanceof Integer)
        arg1 = (Integer) arg;
    else
        assert false : "Failed to map task (unknown argument type) [type=" + arg.getClass() + ", val=" + arg + ']';
    Map<ComputeJob, ClusterNode> map = new HashMap<>(subgrid.size());
    UUID nodeId = ignite != null ? ignite.configuration().getNodeId() : null;
    for (ClusterNode node : subgrid) if (!node.id().equals(nodeId))
        map.put(new GridP2PTestJob(arg1), node);
    return map;
}

Example 14 with ComputeJob

use of org.apache.ignite.compute.ComputeJob in project ignite by apache.

the class GarHelloWorldTask method split.

/** {@inheritDoc} */
@Override
public Collection<? extends ComputeJob> split(int gridSize, String arg) throws IgniteException {
    // Create Spring context.
    AbstractBeanFactory fac = new XmlBeanFactory(new ClassPathResource("org/apache/ignite/spi/deployment/uri/tasks/gar-spring-bean.xml", getClass().getClassLoader()));
    fac.setBeanClassLoader(getClass().getClassLoader());
    // Load imported bean from GAR/lib folder.
    GarHelloWorldBean bean = (GarHelloWorldBean) fac.getBean("example.bean");
    String msg = bean.getMessage(arg);
    assert msg != null;
    // Split the passed in phrase into multiple words separated by spaces.
    List<String> words = Arrays.asList(msg.split(" "));
    Collection<ComputeJob> jobs = new ArrayList<>(words.size());
    // Use imperative OOP APIs.
    for (String word : words) {
        // Every job gets its own word as an argument.
        jobs.add(new ComputeJobAdapter(word) {

            /*
                 * Simply prints the job's argument.
                 */
            @Nullable
            @Override
            public Serializable execute() {
                System.out.println(">>>");
                System.out.println(">>> Printing '" + argument(0) + "' on this node from grid job.");
                System.out.println(">>>");
                // This job does not return any result.
                return null;
            }
        });
    }
    return jobs;
}

Example 15 with ComputeJob

use of org.apache.ignite.compute.ComputeJob in project ignite by apache.

the class PlatformFullTask method read.

/**
     * Read map result.
     *
     * @param reader Reader.
     * @param nodes Current topology nodes.
     * @return Map result.
     */
private Map<ComputeJob, ClusterNode> read(BinaryRawReaderEx reader, Collection<ClusterNode> nodes) {
    if (reader.readBoolean()) {
        if (!reader.readBoolean())
            return null;
        int size = reader.readInt();
        Map<ComputeJob, ClusterNode> map = U.newHashMap(size);
        for (int i = 0; i < size; i++) {
            long ptr = reader.readLong();
            Object nativeJob = reader.readBoolean() ? reader.readObjectDetached() : null;
            PlatformJob job = ctx.createJob(this, ptr, nativeJob);
            UUID jobNodeId = reader.readUuid();
            assert jobNodeId != null;
            ClusterNode jobNode = ctx.kernalContext().discovery().node(jobNodeId);
            if (jobNode == null) {
                // We expect task processor to perform necessary failover.
                for (ClusterNode node : nodes) {
                    if (node.id().equals(jobNodeId)) {
                        jobNode = node;
                        break;
                    }
                }
                assert jobNode != null;
            }
            map.put(job, jobNode);
        }
        return map;
    } else
        throw new IgniteException(reader.readString());
}