Examples with FlinkRuntimeException org.apache.flink.util.FlinkRuntimeException used on opensource projects

Example 16 with FlinkRuntimeException

use of org.apache.flink.util.FlinkRuntimeException in project flink by apache.

the class HadoopRecoverableFsDataOutputStream method ensureTruncateInitialized.

private static void ensureTruncateInitialized() throws FlinkRuntimeException {
    if (HadoopUtils.isMinHadoopVersion(2, 7) && truncateHandle == null) {
        Method truncateMethod;
        try {
            truncateMethod = FileSystem.class.getMethod("truncate", Path.class, long.class);
        } catch (NoSuchMethodException e) {
            throw new FlinkRuntimeException("Could not find a public truncate method on the Hadoop File System.");
        }
        if (!Modifier.isPublic(truncateMethod.getModifiers())) {
            throw new FlinkRuntimeException("Could not find a public truncate method on the Hadoop File System.");
        }
        truncateHandle = truncateMethod;
    }
}

Example 17 with FlinkRuntimeException

use of org.apache.flink.util.FlinkRuntimeException in project flink by apache.

the class VertexFinishedStateChecker method checkPredecessorsOfPartiallyFinishedVertex.

private void checkPredecessorsOfPartiallyFinishedVertex(ExecutionJobVertex vertex, VerticesFinishedStatusCache verticesFinishedStatusCache) {
    // Computes the distribution pattern from each predecessor. If there are multiple edges
    // from a single predecessor, ALL_TO_ALL edges would have a higher priority since it
    // implies stricter limitation (must be fully finished).
    Map<JobVertexID, DistributionPattern> predecessorDistribution = new HashMap<>();
    for (JobEdge jobEdge : vertex.getJobVertex().getInputs()) {
        predecessorDistribution.compute(jobEdge.getSource().getProducer().getID(), (k, v) -> v == DistributionPattern.ALL_TO_ALL ? v : jobEdge.getDistributionPattern());
    }
    for (IntermediateResult dataset : vertex.getInputs()) {
        ExecutionJobVertex predecessor = dataset.getProducer();
        VertexFinishedState predecessorState = verticesFinishedStatusCache.getOrUpdate(predecessor);
        DistributionPattern distribution = predecessorDistribution.get(predecessor.getJobVertexId());
        if (distribution == DistributionPattern.ALL_TO_ALL && predecessorState != VertexFinishedState.FULLY_FINISHED) {
            throw new FlinkRuntimeException("Illegal JobGraph modification. Cannot run a program with partially finished" + " vertices predeceased with running or partially finished ones and" + " connected via the ALL_TO_ALL edges. Task vertex " + vertex.getName() + "(" + vertex.getJobVertexId() + ")" + " has a " + (predecessorState == VertexFinishedState.ALL_RUNNING ? "all running" : "partially finished") + " predecessor");
        } else if (distribution == DistributionPattern.POINTWISE && predecessorState == VertexFinishedState.ALL_RUNNING) {
            throw new FlinkRuntimeException("Illegal JobGraph modification. Cannot run a program with partially finished" + " vertices predeceased with all running ones. Task vertex " + vertex.getName() + "(" + vertex.getJobVertexId() + ")" + " has a all running predecessor");
        }
    }
}

Example 18 with FlinkRuntimeException

use of org.apache.flink.util.FlinkRuntimeException in project flink by apache.

the class FileRegionBuffer method getNioBufferReadable.

/**
 * This method is only called by tests and by event-deserialization, like checkpoint barriers.
 * Because such events are not used for bounded intermediate results, this method currently
 * executes only in tests.
 */
@Override
public ByteBuffer getNioBufferReadable() {
    try {
        final ByteBuffer buffer = ByteBuffer.allocateDirect(bufferSize());
        BufferReaderWriterUtil.readByteBufferFully(fileChannel, buffer, position());
        buffer.flip();
        return buffer;
    } catch (IOException e) {
        // to declare IOExceptions, as would be necessary for a proper "lazy buffer".
        throw new FlinkRuntimeException(e.getMessage(), e);
    }
}

Example 19 with FlinkRuntimeException

use of org.apache.flink.util.FlinkRuntimeException in project flink by apache.

the class XaFacadeImpl method execute.

private <T> T execute(Command<T> cmd) throws FlinkRuntimeException {
    Preconditions.checkState(isOpen(), "not connected");
    LOG.debug("{}, xid={}", cmd.name, cmd.xid);
    try {
        T result = cmd.callable.call();
        LOG.trace("{} succeeded , xid={}", cmd.name, cmd.xid);
        return result;
    } catch (XAException e) {
        if (HEUR_ERR_CODES.contains(e.errorCode)) {
            cmd.xid.ifPresent(this::forget);
        }
        return cmd.recover.apply(e).orElseThrow(() -> wrapException(cmd.name, cmd.xid, e));
    } catch (FlinkRuntimeException e) {
        throw e;
    } catch (Exception e) {
        throw wrapException(cmd.name, cmd.xid, e);
    }
}

Example 20 with FlinkRuntimeException

use of org.apache.flink.util.FlinkRuntimeException in project flink by apache.

the class KubernetesMultipleComponentLeaderElectionHaServices method getOrInitializeSingleLeaderElectionService.

private DefaultMultipleComponentLeaderElectionService getOrInitializeSingleLeaderElectionService() {
    synchronized (lock) {
        if (multipleComponentLeaderElectionService == null) {
            try {
                final KubernetesLeaderElectionConfiguration leaderElectionConfiguration = new KubernetesLeaderElectionConfiguration(getClusterConfigMap(), lockIdentity, configuration);
                multipleComponentLeaderElectionService = new DefaultMultipleComponentLeaderElectionService(fatalErrorHandler, new KubernetesMultipleComponentLeaderElectionDriverFactory(kubeClient, leaderElectionConfiguration, configMapSharedWatcher, watchExecutorService, fatalErrorHandler));
            } catch (Exception e) {
                throw new FlinkRuntimeException("Could not initialize the default single leader election service.", e);
            }
        }
        return multipleComponentLeaderElectionService;
    }
}