Package com.facebook.presto.spi

Examples of com.facebook.presto.spi.FixedSplitSource


        ImmutableList.Builder<ConnectorSplit> splits = ImmutableList.builder();

        for (int i = 0; i < splitCount; i++) {
            splits.add(new DualSplit(HostAddress.fromString("127.0.0.1")));
        }
        SplitSource splitSource = new ConnectorAwareSplitSource(DualConnector.CONNECTOR_ID, new FixedSplitSource(null, splits.build()));

        return new StageExecutionPlan(testFragment,
                Optional.of(splitSource),
                ImmutableList.<StageExecutionPlan>of()
        );
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    {
        checkNotNull(partitions, "partitions is null");

        Partition partition = Iterables.getFirst(partitions, null);
        if (partition == null) {
            return new FixedSplitSource(connectorId, ImmutableList.<Split>of());
        }
        checkArgument(partition instanceof HivePartition, "Partition must be a hive partition");
        SchemaTableName tableName = ((HivePartition) partition).getTableName();
        Optional<HiveBucket> bucket = ((HivePartition) partition).getBucket();
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        ImmutableList.Builder<ConnectorSplit> splits = ImmutableList.builder();

        for (int i = 0; i < splitCount; i++) {
            splits.add(new TestingSplit());
        }
        SplitSource splitSource = new ConnectorAwareSplitSource("test", new FixedSplitSource(null, splits.build()));

        return new StageExecutionPlan(testFragment,
                Optional.of(splitSource),
                ImmutableList.<StageExecutionPlan>of()
        );
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    @Override
    public ConnectorSplitSource getPartitionSplits(ConnectorTableHandle table, List<ConnectorPartition> partitions)
    {
        checkNotNull(partitions, "partitions is null");
        if (partitions.isEmpty()) {
            return new FixedSplitSource(SYSTEM_DATASOURCE, ImmutableList.<ConnectorSplit>of());
        }

        ConnectorPartition partition = Iterables.getOnlyElement(partitions);
        checkArgument(partition instanceof DualPartition, "Partition must be a dual partition");

        ConnectorSplit split = new DualSplit(nodeManager.getCurrentNode().getHostAndPort());

        return new FixedSplitSource(SYSTEM_DATASOURCE, ImmutableList.of(split));
    }
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    @Override
    public ConnectorSplitSource getPartitionSplits(ConnectorTableHandle table, List<ConnectorPartition> partitions)
    {
        checkNotNull(partitions, "partitions is null");
        if (partitions.isEmpty()) {
            return new FixedSplitSource(SYSTEM_DATASOURCE, ImmutableList.<ConnectorSplit>of());
        }

        ConnectorPartition partition = Iterables.getOnlyElement(partitions);
        checkArgument(partition instanceof SystemPartition, "Partition must be a system partition");
        SystemPartition systemPartition = (SystemPartition) partition;

        SystemTable systemTable = tables.get(systemPartition.getTableHandle().getSchemaTableName());
        checkArgument(systemTable != null, "Table %s does not exist", systemPartition.getTableHandle().getTableName());

        if (systemTable.isDistributed()) {
            ImmutableList.Builder<ConnectorSplit> splits = ImmutableList.builder();
            for (Node node : nodeManager.getActiveNodes()) {
                splits.add(new SystemSplit(systemPartition.tableHandle, node.getHostAndPort()));
            }
            return new FixedSplitSource(SYSTEM_DATASOURCE, splits.build());
        }

        HostAddress address = nodeManager.getCurrentNode().getHostAndPort();
        ConnectorSplit split = new SystemSplit(systemPartition.tableHandle, address);
        return new FixedSplitSource(SYSTEM_DATASOURCE, ImmutableList.of(split));
    }
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    @Override
    public ConnectorSplitSource getPartitionSplits(ConnectorTableHandle table, List<ConnectorPartition> partitions)
    {
        checkNotNull(partitions, "partitions is null");
        if (partitions.isEmpty()) {
            return new FixedSplitSource(SYSTEM_DATASOURCE, ImmutableList.<ConnectorSplit>of());
        }

        ConnectorPartition partition = Iterables.getOnlyElement(partitions);
        checkArgument(partition instanceof InformationSchemaPartition, "Partition must be an informationSchema partition");
        InformationSchemaPartition informationSchemaPartition = (InformationSchemaPartition) partition;

        List<HostAddress> localAddress = ImmutableList.of(nodeManager.getCurrentNode().getHostAndPort());

        ImmutableMap.Builder<String, Object> filters = ImmutableMap.builder();
        for (Entry<ConnectorColumnHandle, Comparable<?>> entry : informationSchemaPartition.getFilters().entrySet()) {
            InformationSchemaColumnHandle informationSchemaColumnHandle = (InformationSchemaColumnHandle) entry.getKey();
            filters.put(informationSchemaColumnHandle.getColumnName(), entry.getValue());
        }

        ConnectorSplit split = new InformationSchemaSplit(informationSchemaPartition.table, filters.build(), localAddress);

        return new FixedSplitSource(SYSTEM_DATASOURCE, ImmutableList.of(split));
    }
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    @Override
    public ConnectorSplitSource getPartitionSplits(ConnectorTableHandle table, List<ConnectorPartition> partitions)
    {
        checkNotNull(partitions, "partitions is null");
        if (partitions.isEmpty()) {
            return new FixedSplitSource(connectorId, ImmutableList.<ConnectorSplit>of());
        }

        ConnectorPartition partition = Iterables.getOnlyElement(partitions);
        checkArgument(partition instanceof JmxPartition, "Partition must be an jmx partition");
        JmxPartition jmxPartition = (JmxPartition) partition;

        ImmutableList.Builder<ConnectorSplit> splits = ImmutableList.builder();
        for (Node node : nodeManager.getActiveNodes()) {
            splits.add(new JmxSplit(jmxPartition.tableHandle, ImmutableList.of(node.getHostAndPort())));
        }
        return new FixedSplitSource(connectorId, splits.build());
    }
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        checkNotNull(partitions, "partitions is null");

        ConnectorPartition partition = Iterables.getFirst(partitions, null);
        if (partition == null) {
            return new FixedSplitSource(connectorId, ImmutableList.<ConnectorSplit>of());
        }
        HivePartition hivePartition = checkType(partition, HivePartition.class, "partition");
        SchemaTableName tableName = hivePartition.getTableName();
        Optional<HiveBucket> bucket = hivePartition.getBucket();
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        checkNotNull(partitions, "partitions is null");

        ConnectorPartition partition = Iterables.getFirst(partitions, null);
        if (partition == null) {
            return new FixedSplitSource(connectorId, ImmutableList.<ConnectorSplit>of());
        }
        HivePartition hivePartition = checkType(partition, HivePartition.class, "partition");
        SchemaTableName tableName = hivePartition.getTableName();
        Optional<HiveBucket> bucket = hivePartition.getBucket();
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        ImmutableList.Builder<ConnectorSplit> splits = ImmutableList.builder();

        for (int i = 0; i < splitCount; i++) {
            splits.add(new TestingSplit());
        }
        SplitSource splitSource = new ConnectorAwareSplitSource("test", new FixedSplitSource(null, splits.build()));

        return new StageExecutionPlan(testFragment,
                Optional.of(splitSource),
                ImmutableList.<StageExecutionPlan>of()
        );
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