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

Examples of org.apache.pig.backend.hadoop.executionengine.physicalLayer.Result

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    }

    @Override
    public Result getNext(DataBag db) throws ExecException {
       
        Result res = processInputBag();
        if(res.returnStatus!=POStatus.STATUS_OK)
            return res;
        return(consumeInputBag(res));
    }
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     * @param input
     * @throws ExecException
     */
    protected Result consumeInputBag(Result input) throws ExecException {
        DataBag inpBag = (DataBag) input.result;
        Result retVal = new Result();
        if(isInputAttached() || star){
            retVal.result = inpBag;
            retVal.returnStatus = POStatus.STATUS_OK;
            detachInput();
            return retVal;
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     * If so, stream the tuples in the bag instead of
     * the entire bag.
     */
    @Override
    public Result getNext(Tuple t) throws ExecException {
        Result res = new Result();
        if(!processingBagOfTuples){
            Tuple inpValue = null;
            res = processInput();
            if(res.returnStatus!=POStatus.STATUS_OK)
                return res;
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        return clone;
    }
   
    protected Result processInputBag() throws ExecException {
       
        Result res = new Result();
        if (input==null && (inputs == null || inputs.size()==0)) {
//            log.warn("No inputs found. Signaling End of Processing.");
            res.returnStatus = POStatus.STATUS_EOP;
            return res;
        }
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        return "Divide" + "[" + DataType.findTypeName(resultType) + "]" +" - " + mKey.toString();
    }

    @Override
    public Result getNext(Double d) throws ExecException {
        Result r = accumChild(null, d);
        if (r != null) {
            return r;
        }
       
        byte status;
        Result res;
        Double left = null, right = null;
        res = lhs.getNext(left);
        status = res.returnStatus;
        if(status != POStatus.STATUS_OK || res.result == null) {
            return res;
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        return res;
    }
   
    @Override
    public Result getNext(Float f) throws ExecException {
        Result r = accumChild(null, f);
        if (r != null) {
            return r;
        }
       
        byte status;
        Result res;
        Float left = null, right = null;
        res = lhs.getNext(left);
        status = res.returnStatus;
        if(status != POStatus.STATUS_OK || res.result == null) {
            return res;
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        return res;
    }
   
    @Override
    public Result getNext(Integer i) throws ExecException {
        Result r = accumChild(null, i);
        if (r != null) {
            return r;
        }
       
        byte status;
        Result res;
        Integer left = null, right = null;
        res = lhs.getNext(left);
        status = res.returnStatus;
        if(status != POStatus.STATUS_OK || res.result == null) {
            return res;
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        return res;
    }
   
    @Override
    public Result getNext(Long l) throws ExecException {
        Result r = accumChild(null, l);
        if (r != null) {
            return r;
        }
       
        byte status;
        Result res;
        Long left = null, right = null;
        res = lhs.getNext(left);
        status = res.returnStatus;
        if(status != POStatus.STATUS_OK || res.result == null) {
            return res;
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    }

    @Override
    public Result getNext(Boolean b) throws ExecException {
        if (trueRes == null) {
            trueRes = new Result();
            trueRes.returnStatus = POStatus.STATUS_OK;
            trueRes.result = true;
            falseRes = new Result();
            falseRes.returnStatus = POStatus.STATUS_OK;
            falseRes.result = Boolean.valueOf(false);
        }
        res = expr.getNext(dummyBool);
        if(res.returnStatus != POStatus.STATUS_OK || res.result == null) {
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        return "Add" + "[" + DataType.findTypeName(resultType) + "]" +" - " + mKey.toString();
    }

    @Override
    public Result getNext(Double d) throws ExecException {
        Result r = accumChild(null, d);
        if (r != null) {
            return r;
        }
       
        byte status;
        Result res;
        Double left = null, right = null;
        res = lhs.getNext(left);
        status = res.returnStatus;
        if(status != POStatus.STATUS_OK || res.result == null) {
            return res;
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Related Classes of org.apache.pig.backend.hadoop.executionengine.physicalLayer.Result

  • org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigCombiner$Combine
  • org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigGenericMapBase
  • org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigGenericMapReduce$MapWithPartitionIndex
  • org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigGenericMapReduce$Reduce
  • org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigGenericMapReduce$ReduceWithComparator
  • org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigMapBase
  • org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigMapReduce$MapWithPartitionIndex
  • org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigMapReduce$Reduce
  • org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigMapReduce$ReduceWithComparator
  • org.apache.pig.backend.hadoop.executionengine.physicalLayer.expressionOperators.Add
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