Package org.apache.pig.backend.hadoop.executionengine.physicalLayer.expressionOperators

Examples of org.apache.pig.backend.hadoop.executionengine.physicalLayer.expressionOperators.POUserFunc.attachInput()

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        null, new FuncSpec(funcSpec));

                //************ Initial Calculations ******************
    TupleFactory tf = TupleFactory.getInstance();
    po.setAlgebraicFunction(INIT);
    po.attachInput(tup1);
    Tuple t = null;
    Result res = po.getNextTuple();
    Tuple outputInitial1 = (res.returnStatus == POStatus.STATUS_OK) ? (Tuple) res.result
        : null;
    Tuple outputInitial2 = (res.returnStatus == POStatus.STATUS_OK) ? (Tuple) res.result
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    outputInitial.append(bag);
    // Tuple outputIntermed = intermed.exec(outputInitial);
    po = new POUserFunc(new OperatorKey("", r.nextLong()), -1, null,
        new FuncSpec(funcSpec));
    po.setAlgebraicFunction(INTERMED);
    po.attachInput(outputInitial);
    res = po.getNextTuple();
    Tuple outputIntermed = (res.returnStatus == POStatus.STATUS_OK) ? (Tuple) res.result
        : null;

    sum = (Double) outputIntermed.get(0);
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                //************ Final Calculations ******************
    po = new POUserFunc(new OperatorKey("", r.nextLong()), -1, null,
        new FuncSpec(funcSpec));
    po.setAlgebraicFunction(FINAL);
    po.attachInput(outputInitial);
    res = po.getNextTuple();
    Double output = (res.returnStatus == POStatus.STATUS_OK) ? (Double) res.result
        : null;
    // Double output = fin.exec(outputInitial);
    assertEquals((Double)expectedAvg, output);
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        null, new FuncSpec(funcSpec));

                //************ Initial Calculations ******************
    TupleFactory tf = TupleFactory.getInstance();
    po.setAlgebraicFunction(INIT);
    po.attachInput(tup1);
    Tuple t = null;
    Result res = po.getNext(t);
    Tuple outputInitial1 = (res.returnStatus == POStatus.STATUS_OK) ? (Tuple) res.result
        : null;
    Tuple outputInitial2 = (res.returnStatus == POStatus.STATUS_OK) ? (Tuple) res.result
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    outputInitial.append(bag);
    // Tuple outputIntermed = intermed.exec(outputInitial);
    po = new POUserFunc(new OperatorKey("", r.nextLong()), -1, null,
        new FuncSpec(funcSpec));
    po.setAlgebraicFunction(INTERMED);
    po.attachInput(outputInitial);
    res = po.getNext(t);
    Tuple outputIntermed = (res.returnStatus == POStatus.STATUS_OK) ? (Tuple) res.result
        : null;

    sum = (Double) outputIntermed.get(0);
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                //************ Final Calculations ******************
    po = new POUserFunc(new OperatorKey("", r.nextLong()), -1, null,
        new FuncSpec(funcSpec));
    po.setAlgebraicFunction(FINAL);
    po.attachInput(outputInitial);
    res = po.getNext(t);
    Double output = (res.returnStatus == POStatus.STATUS_OK) ? (Double) res.result
        : null;
    // Double output = fin.exec(outputInitial);
    assertEquals( expectedAvg, output);
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                //************ Final Calculations ******************
    po = new POUserFunc(new OperatorKey("", r.nextLong()), -1, null,
        new FuncSpec(funcSpec));
    po.setAlgebraicFunction(FINAL);
    po.attachInput(outputInitial);
    res = po.getNext(t);
    Double output = (res.returnStatus == POStatus.STATUS_OK) ? (Double) res.result
        : null;
    // Double output = fin.exec(outputInitial);
    assertEquals( expectedAvg, output);
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        null, new FuncSpec(funcSpec));

                //************ Initial Calculations ******************
    TupleFactory tf = TupleFactory.getInstance();
    po.setAlgebraicFunction(INIT);
    po.attachInput(tup1);
    Tuple t = null;
    Result res = po.getNext(t);
    Tuple outputInitial1 = (res.returnStatus == POStatus.STATUS_OK) ? (Tuple) res.result
        : null;
    Tuple outputInitial2 = (res.returnStatus == POStatus.STATUS_OK) ? (Tuple) res.result
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    outputInitial.append(bag);
    // Tuple outputIntermed = intermed.exec(outputInitial);
    po = new POUserFunc(new OperatorKey("", r.nextLong()), -1, null,
        new FuncSpec(funcSpec));
    po.setAlgebraicFunction(INTERMED);
    po.attachInput(outputInitial);
    res = po.getNext(t);
    Tuple outputIntermed = (res.returnStatus == POStatus.STATUS_OK) ? (Tuple) res.result
        : null;

    sum = (Double) outputIntermed.get(0);
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