Examples with RyaDetailsUpdater org.apache.rya.api.instance.RyaDetailsUpdater used on opensource projects

Example 1 with RyaDetailsUpdater

use of org.apache.rya.api.instance.RyaDetailsUpdater in project incubator-rya by apache.

the class AccumuloCreatePCJ method createPCJ.

@Override
public String createPCJ(final String instanceName, final String sparql, Set<ExportStrategy> strategies) throws InstanceDoesNotExistException, RyaClientException {
    requireNonNull(instanceName);
    requireNonNull(sparql);
    final Optional<RyaDetails> ryaDetailsHolder = getInstanceDetails.getDetails(instanceName);
    final boolean ryaInstanceExists = ryaDetailsHolder.isPresent();
    if (!ryaInstanceExists) {
        throw new InstanceDoesNotExistException(String.format("The '%s' instance of Rya does not exist.", instanceName));
    }
    final PCJIndexDetails pcjIndexDetails = ryaDetailsHolder.get().getPCJIndexDetails();
    final boolean pcjIndexingEnabeld = pcjIndexDetails.isEnabled();
    if (!pcjIndexingEnabeld) {
        throw new RyaClientException(String.format("The '%s' instance of Rya does not have PCJ Indexing enabled.", instanceName));
    }
    // Create the PCJ table that will receive the index results.
    final String pcjId;
    try (final PrecomputedJoinStorage pcjStorage = new AccumuloPcjStorage(getConnector(), instanceName)) {
        pcjId = pcjStorage.createPcj(sparql);
        // If a Fluo application is being used, task it with updating the PCJ.
        final Optional<FluoDetails> fluoDetailsHolder = pcjIndexDetails.getFluoDetails();
        if (fluoDetailsHolder.isPresent()) {
            final String fluoAppName = fluoDetailsHolder.get().getUpdateAppName();
            try {
                updateFluoApp(instanceName, fluoAppName, pcjId, sparql, strategies);
            } catch (RepositoryException | MalformedQueryException | SailException | QueryEvaluationException | PcjException | RyaDAOException e) {
                throw new RyaClientException("Problem while initializing the Fluo application with the new PCJ.", e);
            } catch (UnsupportedQueryException e) {
                throw new RyaClientException("The new PCJ could not be initialized because it either contains an unsupported query node " + "or an invalid ExportStrategy for the given QueryType.  Projection queries can be exported to either Rya or Kafka," + "unless they contain an aggregation, in which case they can only be exported to Kafka.  Construct queries can be exported" + "to Rya and Kafka, and Periodic queries can only be exported to Rya.");
            }
            // Update the Rya Details to indicate the PCJ is being updated incrementally.
            final RyaDetailsRepository detailsRepo = new AccumuloRyaInstanceDetailsRepository(getConnector(), instanceName);
            try {
                new RyaDetailsUpdater(detailsRepo).update(new RyaDetailsMutator() {

                    @Override
                    public RyaDetails mutate(final RyaDetails originalDetails) throws CouldNotApplyMutationException {
                        // Update the original PCJ Details to indicate they are incrementally updated.
                        final PCJDetails originalPCJDetails = originalDetails.getPCJIndexDetails().getPCJDetails().get(pcjId);
                        final PCJDetails.Builder mutatedPCJDetails = PCJDetails.builder(originalPCJDetails).setUpdateStrategy(PCJUpdateStrategy.INCREMENTAL);
                        // Replace the old PCJ Details with the updated ones.
                        final RyaDetails.Builder builder = RyaDetails.builder(originalDetails);
                        builder.getPCJIndexDetails().addPCJDetails(mutatedPCJDetails);
                        return builder.build();
                    }
                });
            } catch (RyaDetailsRepositoryException | CouldNotApplyMutationException e) {
                throw new RyaClientException("Problem while updating the Rya instance's Details to indicate the PCJ is being incrementally updated.", e);
            }
        }
        // Return the ID that was assigned to the PCJ.
        return pcjId;
    } catch (final PCJStorageException e) {
        throw new RyaClientException("Problem while initializing the PCJ table.", e);
    }
}

Example 2 with RyaDetailsUpdater

use of org.apache.rya.api.instance.RyaDetailsUpdater in project incubator-rya by apache.

the class AccumuloAddUser method addUser.

@Override
public void addUser(final String instanceName, final String username) throws InstanceDoesNotExistException, RyaClientException {
    requireNonNull(instanceName);
    requireNonNull(username);
    // If the user has already been added, then return immediately.
    try {
        final RyaDetails details = new AccumuloRyaInstanceDetailsRepository(getConnector(), instanceName).getRyaInstanceDetails();
        final List<String> users = details.getUsers();
        if (users.contains(username)) {
            return;
        }
    } catch (final RyaDetailsRepositoryException e) {
        throw new RyaClientException("Could not fetch the RyaDetails for Rya instance named '" + instanceName + ".", e);
    }
    // Update the instance details
    final RyaDetailsUpdater updater = new RyaDetailsUpdater(new AccumuloRyaInstanceDetailsRepository(getConnector(), instanceName));
    try {
        updater.update(originalDetails -> RyaDetails.builder(originalDetails).addUser(username).build());
    } catch (RyaDetailsRepositoryException | CouldNotApplyMutationException e) {
        throw new RyaClientException("Could not add the user '" + username + "' to the Rya instance's details.", e);
    }
    // Grant all access to all the instance's tables.
    try {
        // Build the list of tables that are present within the Rya instance.
        final List<String> tables = new RyaTableNames().getTableNames(instanceName, getConnector());
        // Update the user permissions for those tables.
        for (final String table : tables) {
            try {
                TABLE_PERMISSIONS.grantAllPermissions(username, table, getConnector());
            } catch (AccumuloException | AccumuloSecurityException e) {
                throw new RyaClientException("Could not grant access to table '" + table + "' for user '" + username + "'.", e);
            }
        }
    } catch (PCJStorageException | RyaDetailsRepositoryException e) {
        throw new RyaClientException("Could not determine which tables exist for the '" + instanceName + "' instance of Rya.", e);
    }
}

Example 3 with RyaDetailsUpdater

use of org.apache.rya.api.instance.RyaDetailsUpdater in project incubator-rya by apache.

the class MongoBatchUpdatePCJ method updatePCJMetadata.

private void updatePCJMetadata(final String ryaInstanceName, final String pcjId, final MongoClient client) throws RyaClientException {
    // Update the PCJ's metadata to indicate it was just batch updated.
    try {
        final RyaDetailsRepository detailsRepo = new MongoRyaInstanceDetailsRepository(client, ryaInstanceName);
        new RyaDetailsUpdater(detailsRepo).update(new RyaDetailsMutator() {

            @Override
            public RyaDetails mutate(final RyaDetails originalDetails) throws CouldNotApplyMutationException {
                // Update the original PCJ Details to indicate they were batch updated.
                final PCJDetails originalPCJDetails = originalDetails.getPCJIndexDetails().getPCJDetails().get(pcjId);
                final PCJDetails.Builder mutatedPCJDetails = PCJDetails.builder(originalPCJDetails).setUpdateStrategy(PCJUpdateStrategy.BATCH).setLastUpdateTime(new Date());
                // Replace the old PCJ Details with the updated ones.
                final RyaDetails.Builder builder = RyaDetails.builder(originalDetails);
                builder.getPCJIndexDetails().addPCJDetails(mutatedPCJDetails);
                return builder.build();
            }
        });
    } catch (final RyaDetailsRepositoryException | CouldNotApplyMutationException e) {
        throw new RyaClientException("Could not update the PCJ's metadata.", e);
    }
}

Example 4 with RyaDetailsUpdater

use of org.apache.rya.api.instance.RyaDetailsUpdater in project incubator-rya by apache.

the class AccumuloBatchUpdatePCJ method updatePCJMetadata.

private void updatePCJMetadata(final String ryaInstanceName, final String pcjId) throws RyaClientException {
    // Update the PCJ's metadata to indicate it was just batch updated.
    try {
        final RyaDetailsRepository detailsRepo = new AccumuloRyaInstanceDetailsRepository(super.getConnector(), ryaInstanceName);
        new RyaDetailsUpdater(detailsRepo).update(new RyaDetailsMutator() {

            @Override
            public RyaDetails mutate(final RyaDetails originalDetails) throws CouldNotApplyMutationException {
                // Update the original PCJ Details to indicate they were batch updated.
                final PCJDetails originalPCJDetails = originalDetails.getPCJIndexDetails().getPCJDetails().get(pcjId);
                final PCJDetails.Builder mutatedPCJDetails = PCJDetails.builder(originalPCJDetails).setUpdateStrategy(PCJUpdateStrategy.BATCH).setLastUpdateTime(new Date());
                // Replace the old PCJ Details with the updated ones.
                final RyaDetails.Builder builder = RyaDetails.builder(originalDetails);
                builder.getPCJIndexDetails().addPCJDetails(mutatedPCJDetails);
                return builder.build();
            }
        });
    } catch (final RyaDetailsRepositoryException | CouldNotApplyMutationException e) {
        throw new RyaClientException("Could not update the PCJ's metadata.", e);
    }
}

Example 5 with RyaDetailsUpdater

use of org.apache.rya.api.instance.RyaDetailsUpdater in project incubator-rya by apache.

the class MongoPcjStorage method dropPcj.

@Override
public void dropPcj(final String pcjId) throws PCJStorageException {
    requireNonNull(pcjId);
    // PCJ.
    try {
        new RyaDetailsUpdater(ryaDetailsRepo).update(originalDetails -> {
            // Drop the PCJ's metadata from the instance's metadata.
            final RyaDetails.Builder mutated = RyaDetails.builder(originalDetails);
            mutated.getPCJIndexDetails().removePCJDetails(pcjId);
            return mutated.build();
        });
    } catch (final RyaDetailsRepositoryException | CouldNotApplyMutationException e) {
        throw new PCJStorageException(String.format("Could not drop an existing PCJ for Rya instance '%s' " + "because of a problem while updating the instance's details.", ryaInstanceName), e);
    }
    // Delete the table that hold's the PCJ's results.
    pcjDocs.dropPcj(pcjId);
}