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_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_LONG);
        for (int i = start; i < start + length; i++) {
            blockBuilder.append(i);
        }
        return blockBuilder.build();
    }

    @Override
    public AggregationFunction getFunction()
    {
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            if (groupId < 0) {
                groupId = addNewGroup(cursors);
            }
            blockBuilder.append(groupId);
        }
        UncompressedBlock block = blockBuilder.build();
        return new GroupByIdBlock(nextGroupId, block);
    }

    private int addNewGroup(BlockCursor... row)
    {
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            else {
                blockBuilder.append(false);
            }
        }

        return blockBuilder.build();
    }
}
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        {
            // if this is a partial, the output is an intermediate value
            if (step == Step.PARTIAL) {
                BlockBuilder output = new BlockBuilder(function.getIntermediateTupleInfo());
                function.evaluateIntermediate(intermediateValue, 0, output);
                return output.build();
            }
            else {
                BlockBuilder output = new BlockBuilder(function.getFinalTupleInfo());
                function.evaluateFinal(intermediateValue, 0, output);
                return output.build();
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                return output.build();
            }
            else {
                BlockBuilder output = new BlockBuilder(function.getFinalTupleInfo());
                function.evaluateFinal(intermediateValue, 0, output);
                return output.build();
            }
        }
    }

    private static class VariableWidthAggregator<T>
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        {
            // if this is a partial, the output is an intermediate value
            if (step == Step.PARTIAL) {
                BlockBuilder output = new BlockBuilder(function.getIntermediateTupleInfo());
                function.evaluateIntermediate(intermediateValue, output);
                return output.build();
            }
            else {
                BlockBuilder output = new BlockBuilder(function.getFinalTupleInfo());
                function.evaluateFinal(intermediateValue, output);
                return output.build();
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                return output.build();
            }
            else {
                BlockBuilder output = new BlockBuilder(function.getFinalTupleInfo());
                function.evaluateFinal(intermediateValue, output);
                return output.build();
            }
        }

        private static boolean advanceAll(BlockCursor... cursors)
        {
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        // add the new boolean column to the page
        Block[] sourceBlocks = page.getBlocks();
        Block[] outputBlocks = new Block[sourceBlocks.length + 1]; // +1 for the single boolean output channel

        System.arraycopy(sourceBlocks, 0, outputBlocks, 0, sourceBlocks.length);
        outputBlocks[sourceBlocks.length] = blockBuilder.build();

        outputPage = new Page(outputBlocks);
    }

    @Override
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