Package com.facebook.presto.block

Examples of com.facebook.presto.block.BlockBuilder

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        TupleInfo.Type[] types = new TupleInfo.Type[field + 1];
        Arrays.fill(types, TupleInfo.Type.VARIABLE_BINARY);

        types[field] = Iterables.getOnlyElement(sequenceBlock.getTupleInfo().getTypes());

        BlockBuilder blockBuilder = new BlockBuilder(new TupleInfo(types));
        BlockCursor cursor = sequenceBlock.cursor();
        while (cursor.advanceNextPosition()) {
            for (int i = 0; i < field; i++) {
                blockBuilder.appendNull();
            }
            blockBuilder.append(cursor.getTuple());
        }

        return blockBuilder.build();
    }
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        assertEquals(getActualValue(function), expectedValue);
    }

    private UncompressedBlock performPartialAggregation(Block block)
    {
        BlockBuilder blockBuilder = new BlockBuilder(getFunction().getIntermediateTupleInfo());
        BlockCursor cursor = block.cursor();
        while (cursor.advanceNextPosition()) {
            Aggregator function = createAggregator(aggregation(getFunction(), new Input(0, 0)), Step.PARTIAL);
            function.addValue(cursor);
            BlockCursor result = function.getResult().cursor();
            assertTrue(result.advanceNextPosition());
            Tuple tuple = result.getTuple();
            blockBuilder.append(tuple);
        }
        return blockBuilder.build();
    }
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        extends AbstractTestAggregationFunction
{
    @Override
    public Block getSequenceBlock(int start, int length)
    {
        BlockBuilder blockBuilder = new BlockBuilder(SINGLE_LONG);
        for (int i = start; i < start + length; i++) {
            blockBuilder.append(i);
        }
        return blockBuilder.build();
    }
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        extends AbstractTestAggregationFunction
{
    @Override
    public Block getSequenceBlock(int start, int length)
    {
        BlockBuilder blockBuilder = new BlockBuilder(SINGLE_DOUBLE);
        for (int i = start; i < start + length; i++) {
            blockBuilder.append((double) i);
        }
        return blockBuilder.build();
    }
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        extends AbstractTestAggregationFunction
{
    @Override
    public Block getSequenceBlock(int start, int length)
    {
        BlockBuilder blockBuilder = new BlockBuilder(SINGLE_LONG);
        for (int i = start; i < start + length; i++) {
            blockBuilder.append(i);
        }
        return blockBuilder.build();
    }
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        extends AbstractTestAggregationFunction
{
    @Override
    public Block getSequenceBlock(int start, int length)
    {
        BlockBuilder blockBuilder = new BlockBuilder(SINGLE_DOUBLE);
        for (int i = start; i < start + length; i++) {
            blockBuilder.append((double) i);
        }
        return blockBuilder.build();
    }
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        extends AbstractTestBlockCursor
{
    @Override
    protected Block createExpectedValues()
    {
        return new BlockBuilder(new TupleInfo(VARIABLE_BINARY, FIXED_INT_64))
                .appendNull()
                .appendNull()
                .append("apple")
                .append(12)
                .appendNull()
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        extends AbstractTestBlockCursor
{
    @Override
    protected Block createExpectedValues()
    {
        return new BlockBuilder(new TupleInfo(VARIABLE_BINARY, FIXED_INT_64))
                .append("apple")
                .append(11)
                .append("apple")
                .append(12)
                .append("apple")
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    {
        private final BlockBuilder builder;

        Builder(TupleInfo tupleInfo)
        {
            this.builder = new BlockBuilder(tupleInfo);
        }
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                DUAL_METADATA_MANAGER,
                new Session("user", "test", Session.DEFAULT_CATALOG, Session.DEFAULT_SCHEMA, null, null)
        );

        // create output
        BlockBuilder builder = new BlockBuilder(new TupleInfo(outputType.getRawType()));

        // project
        projectionFunction.project(channels, builder);

        // extract single value
        Object actualValue = Iterables.getOnlyElement(Iterables.concat(BlockAssertions.toValues(builder.build())));
        assertEquals(actualValue, expectedValue);
    }
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Related Classes of com.facebook.presto.block.BlockBuilder

  • com.facebook.presto.block.uncompressed.TestUncompressedBlockCursor
  • com.facebook.presto.block.uncompressed.TestUncompressedBlockCursorWithNulls
  • com.facebook.presto.block.uncompressed.UncompressedBlock
  • com.facebook.presto.metadata.NativeRecordSink
  • com.facebook.presto.operator.aggregation.AbstractTestAggregationFunction
  • com.facebook.presto.operator.aggregation.AbstractTestApproximateAggregationFunction
  • com.facebook.presto.operator.aggregation.AbstractTestApproximateCountDistinct
  • com.facebook.presto.operator.aggregation.AggregationTestUtils
  • com.facebook.presto.operator.aggregation.ApproximateCountAggregation$CountAccumulator
  • com.facebook.presto.operator.aggregation.ApproximatePercentileAggregation$ApproximatePercentileAccumulator
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