Package com.facebook.presto.byteCode

Examples of com.facebook.presto.byteCode.Block.pushThis()

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                .invokeVirtual(Page.class, "getPositionCount", int.class)
                .putField(positionCountField);

        constructor.comment("Set block fields");
        for (int index = 0; index < blockFields.size(); index++) {
            constructor
                    .pushThis()
                    .getVariable("page")
                    .push(index)
                    .invokeVirtual(Page.class, "getBlock", com.facebook.presto.spi.block.Block.class, int.class)
                    .putField(blockFields.get(index));
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                    .putField(blockFields.get(index));
        }

        constructor.comment("Set probe channel fields");
        for (int index = 0; index < probeChannelFields.size(); index++) {
            constructor
                    .pushThis()
                    .pushThis()
                    .getField(blockFields.get(probeChannels.get(index)))
                    .putField(probeChannelFields.get(index));
        }
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                    .getField(blockFields.get(probeChannels.get(index)))
                    .putField(probeChannelFields.get(index));
        }

        constructor.comment("this.probeBlocks = new Block[<probeChannelCount>];");
        constructor
                .pushThis()
                .push(probeChannelFields.size())
                .newArray(com.facebook.presto.spi.block.Block.class)
                .putField(probeBlocksArrayField);
        for (int index = 0; index < probeChannelFields.size(); index++) {
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                .pushThis()
                .push(probeChannelFields.size())
                .newArray(com.facebook.presto.spi.block.Block.class)
                .putField(probeBlocksArrayField);
        for (int index = 0; index < probeChannelFields.size(); index++) {
            constructor
                    .pushThis()
                    .getField(probeBlocksArrayField)
                    .push(index)
                    .pushThis()
                    .getField(probeChannelFields.get(index))
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                type(boolean.class))
                .getBody();

        for (FieldDefinition probeBlockField : probeBlockFields) {
            LabelNode checkNextField = new LabelNode("checkNextField");
            body
                    .pushThis()
                    .getField(probeBlockField)
                    .pushThis()
                    .getField(positionField)
                    .invokeInterface(com.facebook.presto.spi.block.Block.class, "isNull", boolean.class, int.class)
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        }

        IfStatementBuilder ifStatement = new IfStatementBuilder(compilerContext)
                .comment("if (filter(cursors...)");
        Block condition = new Block(compilerContext);
        condition.pushThis();
        for (int channel = 0; channel < channels; channel++) {
            condition.getVariable("cursor_" + channel);
        }
        condition.invokeVirtual(classDefinition.getType(), "filter", type(boolean.class), nCopies(channels, type(BlockCursor.class)));
        ifStatement.condition(condition);
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        }
        else {
            // pageBuilder.getBlockBuilder(0).append(cursor.getDouble(0);
            for (int projectionIndex = 0; projectionIndex < projections.size(); projectionIndex++) {
                trueBlock.comment("project_%s(cursors..., pageBuilder.getBlockBuilder(%s))", projectionIndex, projectionIndex);
                trueBlock.pushThis();
                for (int channel = 0; channel < channels; channel++) {
                    trueBlock.getVariable("cursor_" + channel);
                }

                // pageBuilder.getBlockBuilder(0)
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            trueBlock.getVariable("pageBuilder").invokeVirtual(PageBuilder.class, "declarePosition", void.class);
        }
        else {
            // project_43(cursor_0, cursor_1, pageBuilder.getBlockBuilder(42)));
            for (int projectionIndex = 0; projectionIndex < projections.size(); projectionIndex++) {
                trueBlock.pushThis();
                trueBlock.getVariable("cursor");

                // pageBuilder.getBlockBuilder(0)
                trueBlock.getVariable("pageBuilder")
                        .push(projectionIndex)
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                .comment("super();")
                .pushThis()
                .invokeConstructor(Object.class);

        constructor.comment("this.lookupSource = lookupSource;");
        constructor
                .pushThis()
                .getVariable("lookupSource")
                .putField(lookupSourceField);

        constructor.comment("Set cursor fields");
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                .getVariable("lookupSource")
                .putField(lookupSourceField);

        constructor.comment("Set cursor fields");
        for (int index = 0; index < cursorFields.size(); index++) {
            constructor
                    .pushThis()
                    .getVariable("page")
                    .push(index)
                    .invokeVirtual(Page.class, "getBlock", com.facebook.presto.spi.block.Block.class, int.class)
                    .invokeInterface(com.facebook.presto.spi.block.Block.class, "cursor", BlockCursor.class)
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