Package com.facebook.presto.block

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

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        public final Block evaluateIntermediate()
        {
            BlockBuilder out = new BlockBuilder(getIntermediateTupleInfo());

            if (digest.getCount() == 0.0) {
                out.appendNull();
            }
            else {
                DynamicSliceOutput sliceOutput = new DynamicSliceOutput(digest.estimatedSerializedSizeInBytes() + SIZE_OF_DOUBLE);
                // write digest
                digest.serialize(sliceOutput);
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        public final Block evaluateIntermediate()
        {
            BlockBuilder out = new BlockBuilder(getIntermediateTupleInfo());

            if (digest.getCount() == 0.0) {
                out.appendNull();
            }
            else {
                DynamicSliceOutput sliceOutput = new DynamicSliceOutput(digest.estimatedSerializedSizeInBytes() + SIZE_OF_DOUBLE);
                // write digest
                digest.serialize(sliceOutput);
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        public final Block evaluateIntermediate()
        {
            BlockBuilder out = new BlockBuilder(getIntermediateTupleInfo());

            if (digest.getCount() == 0.0) {
                out.appendNull();
            }
            else {
                DynamicSliceOutput sliceOutput = new DynamicSliceOutput(digest.estimatedSerializedSizeInBytes() + SIZE_OF_DOUBLE);
                // write digest
                digest.serialize(sliceOutput);
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        public final Block evaluateIntermediate()
        {
            BlockBuilder out = new BlockBuilder(getIntermediateTupleInfo());

            if (digest.getCount() == 0.0) {
                out.appendNull();
            }
            else {
                DynamicSliceOutput sliceOutput = new DynamicSliceOutput(digest.estimatedSerializedSizeInBytes() + SIZE_OF_DOUBLE);
                // write digest
                digest.serialize(sliceOutput);
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        public final Block evaluateIntermediate()
        {
            BlockBuilder out = new BlockBuilder(getIntermediateTupleInfo());

            if (digest.getCount() == 0.0) {
                out.appendNull();
            }
            else {
                DynamicSliceOutput sliceOutput = new DynamicSliceOutput(digest.estimatedSerializedSizeInBytes() + SIZE_OF_DOUBLE);
                // write digest
                digest.serialize(sliceOutput);
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        public final Block evaluateIntermediate()
        {
            BlockBuilder out = new BlockBuilder(getIntermediateTupleInfo());

            if (digest.getCount() == 0.0) {
                out.appendNull();
            }
            else {
                DynamicSliceOutput sliceOutput = new DynamicSliceOutput(digest.estimatedSerializedSizeInBytes() + SIZE_OF_DOUBLE);
                // write digest
                digest.serialize(sliceOutput);
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        BlockBuilder blockBuilder = new BlockBuilder(new TupleInfo(types));

        for (Object value : values) {
            for (int i = 0; i < numberOfFields - 1; i++) {
                blockBuilder.appendNull();
            }

            if (value == null) {
                blockBuilder.appendNull();
            }
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            for (int i = 0; i < numberOfFields - 1; i++) {
                blockBuilder.appendNull();
            }

            if (value == null) {
                blockBuilder.appendNull();
            }
            else {
                switch (getValueType()) {
                    case FIXED_INT_64:
                        blockBuilder.append((Long) value);
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    public Block createAlternatingNullsBlock(Block sequenceBlock)
    {
        BlockBuilder blockBuilder = new BlockBuilder(sequenceBlock.getTupleInfo());
        BlockCursor cursor = sequenceBlock.cursor();
        while (cursor.advanceNextPosition()) {
            blockBuilder.appendNull().append(cursor.getTuple());
        }
        return blockBuilder.build();
    }

    /**
 
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        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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