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

Example 1 with ComputeTaskSessionScope

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

the class ComputeTaskInternalFuture method finishedFuture.

/**
 * @param ctx Context.
 * @param taskCls Task class.
 * @param e Error.
 * @return Finished task future.
 */
public static <R> ComputeTaskInternalFuture<R> finishedFuture(final GridKernalContext ctx, final Class<?> taskCls, IgniteCheckedException e) {
    assert ctx != null;
    assert taskCls != null;
    assert e != null;
    final long time = U.currentTimeMillis();
    final IgniteUuid id = IgniteUuid.fromUuid(ctx.localNodeId());
    ComputeTaskSession ses = new ComputeTaskSession() {

        @Override
        public String getTaskName() {
            return taskCls.getName();
        }

        @Override
        public UUID getTaskNodeId() {
            return ctx.localNodeId();
        }

        @Override
        public long getStartTime() {
            return time;
        }

        @Override
        public long getEndTime() {
            return time;
        }

        @Override
        public IgniteUuid getId() {
            return id;
        }

        @Override
        public ClassLoader getClassLoader() {
            return null;
        }

        @Override
        public Collection<ComputeJobSibling> getJobSiblings() throws IgniteException {
            return Collections.emptyList();
        }

        @Override
        public Collection<ComputeJobSibling> refreshJobSiblings() throws IgniteException {
            return Collections.emptyList();
        }

        @Nullable
        @Override
        public ComputeJobSibling getJobSibling(IgniteUuid jobId) throws IgniteException {
            return null;
        }

        @Override
        public void setAttribute(Object key, @Nullable Object val) throws IgniteException {
        }

        @Nullable
        @Override
        public <K, V> V getAttribute(K key) {
            return null;
        }

        @Override
        public void setAttributes(Map<?, ?> attrs) throws IgniteException {
        // No-op.
        }

        @Override
        public Map<?, ?> getAttributes() {
            return Collections.emptyMap();
        }

        @Override
        public void addAttributeListener(ComputeTaskSessionAttributeListener lsnr, boolean rewind) {
        // No-op.
        }

        @Override
        public boolean removeAttributeListener(ComputeTaskSessionAttributeListener lsnr) {
            return false;
        }

        @Override
        public <K, V> V waitForAttribute(K key, long timeout) throws InterruptedException {
            throw new InterruptedException("Session was closed.");
        }

        @Override
        public <K, V> boolean waitForAttribute(K key, @Nullable V val, long timeout) throws InterruptedException {
            throw new InterruptedException("Session was closed.");
        }

        @Override
        public Map<?, ?> waitForAttributes(Collection<?> keys, long timeout) throws InterruptedException {
            throw new InterruptedException("Session was closed.");
        }

        @Override
        public boolean waitForAttributes(Map<?, ?> attrs, long timeout) throws InterruptedException {
            throw new InterruptedException("Session was closed.");
        }

        @Override
        public void saveCheckpoint(String key, Object state) {
            throw new IgniteException("Session was closed.");
        }

        @Override
        public void saveCheckpoint(String key, Object state, ComputeTaskSessionScope scope, long timeout) {
            throw new IgniteException("Session was closed.");
        }

        @Override
        public void saveCheckpoint(String key, Object state, ComputeTaskSessionScope scope, long timeout, boolean overwrite) {
            throw new IgniteException("Session was closed.");
        }

        @Nullable
        @Override
        public <T> T loadCheckpoint(String key) throws IgniteException {
            throw new IgniteException("Session was closed.");
        }

        @Override
        public boolean removeCheckpoint(String key) throws IgniteException {
            throw new IgniteException("Session was closed.");
        }

        @Override
        public Collection<UUID> getTopology() {
            return Collections.emptyList();
        }

        @Override
        public IgniteFuture<?> mapFuture() {
            return new IgniteFinishedFutureImpl<Object>();
        }
    };
    ComputeTaskInternalFuture<R> fut = new ComputeTaskInternalFuture<>(ses, ctx);
    fut.onDone(e);
    return fut;
}