Package com.facebook.presto.block

Examples of com.facebook.presto.block.BlockBuilder.build()

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    {
        BlockBuilder blockBuilder = new BlockBuilder(SINGLE_LONG);
        for (int i = start; i < start + length; i++) {
            blockBuilder.append(i);
        }
        return blockBuilder.build();
    }

    @Override
    public AggregationFunction getFunction()
    {
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    {
        BlockBuilder blockBuilder = new BlockBuilder(SINGLE_DOUBLE);
        for (int i = start; i < start + length; i++) {
            blockBuilder.append((double) i);
        }
        return blockBuilder.build();
    }

    @Override
    public AggregationFunction getFunction()
    {
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        BlockBuilder blockBuilder = new BlockBuilder(sequenceBlock.getTupleInfo());
        BlockCursor cursor = sequenceBlock.cursor();
        while (cursor.advanceNextPosition()) {
            blockBuilder.appendNull().append(cursor.getTuple());
        }
        return blockBuilder.build();
    }

    /**
     * Produce a block with "field" number of columns and place column 0 from the
     * provided block into the last column of the resulting block
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                blockBuilder.appendNull();
            }
            blockBuilder.append(cursor.getTuple());
        }

        return blockBuilder.build();
    }

    protected void testVectorPartialWithMultiplePositions(Block block, Object expectedValue)
    {
        UncompressedBlock partialsBlock = performPartialAggregation(block);
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            BlockCursor result = function.getResult().cursor();
            assertTrue(result.advanceNextPosition());
            Tuple tuple = result.getTuple();
            blockBuilder.append(tuple);
        }
        return blockBuilder.build();
    }

//    @Test
//    public void testCombinerWithMultiplePositions()
//    {
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    {
        BlockBuilder blockBuilder = new BlockBuilder(SINGLE_LONG);
        for (int i = start; i < start + length; i++) {
            blockBuilder.append(i);
        }
        return blockBuilder.build();
    }

    @Override
    public AggregationFunction getFunction()
    {
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    {
        BlockBuilder blockBuilder = new BlockBuilder(SINGLE_DOUBLE);
        for (int i = start; i < start + length; i++) {
            blockBuilder.append((double) i);
        }
        return blockBuilder.build();
    }

    @Override
    public AggregationFunction getFunction()
    {
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    {
        BlockBuilder blockBuilder = new BlockBuilder(SINGLE_LONG);
        for (int i = start; i < start + length; i++) {
            blockBuilder.append(i);
        }
        return blockBuilder.build();
    }

    @Override
    public AggregationFunction getFunction()
    {
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    {
        BlockBuilder blockBuilder = new BlockBuilder(SINGLE_DOUBLE);
        for (int i = start; i < start + length; i++) {
            blockBuilder.append((double) i);
        }
        return blockBuilder.build();
    }

    @Override
    public AggregationFunction getFunction()
    {
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        // 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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