Package org.apache.hadoop.hive.ql.exec

Examples of org.apache.hadoop.hive.ql.exec.ExprNodeEvaluator.initialize()

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    List<ExprNodeGenericFuncDesc> llFuncExprs = llInfo.getLLFuncExprsInTopExpr(exprNode);
    if (llFuncExprs != null) {
      for (ExprNodeGenericFuncDesc llFuncExpr : llFuncExprs) {
        ExprNodeDesc firstArg = llFuncExpr.getChildren().get(0);
        ExprNodeEvaluator dupExprEval = WindowingExprNodeEvaluatorFactory.get(llInfo, firstArg);
        dupExprEval.initialize(inpShape.getOI());
        GenericUDFLeadLag llFn = (GenericUDFLeadLag) llFuncExpr.getGenericUDF();
        llFn.setExprEvaluator(dupExprEval);
      }
    }
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            ResultExpressionParser.buildExprNode(selectColumnNode,
            selectListInputTypeCheckCtx);
        ExprNodeEvaluator selectColumnExprEval =
            ExprNodeEvaluatorFactory.get(selectColumnExprNode);
        ObjectInspector selectColumnOI = null;
        selectColumnOI = selectColumnExprEval.initialize(selectListInputOI);

        selectColName = getColumnName(selectColName, selectColumnExprNode, i);

        resultExprInfo.resultExprEvals.add(selectColumnExprEval);
        selectListExprOIs.add(selectColumnOI);
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    StructObjectInspector rowWithPartObjectInspector = ObjectInspectorFactory
        .getUnionStructObjectInspector(ois);

    ExprNodeEvaluator evaluator = ExprNodeEvaluatorFactory
        .get(expr);
    ObjectInspector evaluateResultOI = evaluator
        .initialize(rowWithPartObjectInspector);
    Object evaluateResultO = evaluator.evaluate(rowWithPart);

    return ((PrimitiveObjectInspector) evaluateResultOI)
        .getPrimitiveJavaObject(evaluateResultO);
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    }
    StructObjectInspector objectInspector = ObjectInspectorFactory
        .getStandardStructObjectInspector(partNames, partObjectInspectors);

    ExprNodeEvaluator evaluator = ExprNodeEvaluatorFactory.get(expr);
    ObjectInspector evaluateResultOI = evaluator.initialize(objectInspector);
    return ObjectPair.create((PrimitiveObjectInspector)evaluateResultOI, evaluator);
  }

  static synchronized public Object evaluateExprOnPart(
      ObjectPair<PrimitiveObjectInspector, ExprNodeEvaluator> pair, Object partColValues)
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          }
          return null;
        }
      }
      ExprNodeEvaluator evaluator = ExprNodeEvaluatorFactory.get(func);
      ObjectInspector output = evaluator.initialize(null);

      Object constant = evaluator.evaluate(null);
      Object java = ObjectInspectorUtils.copyToStandardJavaObject(constant, output);

      return new ExprNodeConstantDesc(java);
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    {
      for (ExprNodeGenericFuncDesc llFuncExpr : llFuncExprs)
      {
        ExprNodeDesc firstArg = llFuncExpr.getChildren().get(0);
        ExprNodeEvaluator dupExprEval = WindowingExprNodeEvaluatorFactory.get(llInfo, firstArg);
        dupExprEval.initialize(inpShape.getOI());
        GenericUDFLeadLag llFn = (GenericUDFLeadLag) llFuncExpr.getGenericUDF();
        llFn.setExprEvaluator(dupExprEval);
      }
    }
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    StructObjectInspector rowWithPartObjectInspector = ObjectInspectorFactory
        .getUnionStructObjectInspector(ois);

    ExprNodeEvaluator evaluator = ExprNodeEvaluatorFactory
        .get(expr);
    ObjectInspector evaluateResultOI = evaluator
        .initialize(rowWithPartObjectInspector);
    Object evaluateResultO = evaluator.evaluate(rowWithPart);

    return ((PrimitiveObjectInspector) evaluateResultOI)
        .getPrimitiveJavaObject(evaluateResultO);
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    }
    StructObjectInspector objectInspector = ObjectInspectorFactory
        .getStandardStructObjectInspector(partNames, partObjectInspectors);

    ExprNodeEvaluator evaluator = ExprNodeEvaluatorFactory.get(expr);
    ObjectInspector evaluateResultOI = evaluator.initialize(objectInspector);
    return ObjectPair.create((PrimitiveObjectInspector)evaluateResultOI, evaluator);
  }

  static synchronized public Object evaluateExprOnPart(
      ObjectPair<PrimitiveObjectInspector, ExprNodeEvaluator> pair, Object partColValues)
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          }
          return null;
        }
      }
      ExprNodeEvaluator evaluator = ExprNodeEvaluatorFactory.get(func);
      ObjectInspector output = evaluator.initialize(null);

      Object constant = evaluator.evaluate(null);
      Object java = ObjectInspectorUtils.copyToStandardJavaObject(constant, output);

      return new ExprNodeConstantDesc(java);
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        ObjectInspectorFactory.getStandardStructObjectInspector(
            Collections.singletonList(columnName), Collections.singletonList(oi));

    @SuppressWarnings("rawtypes")
    ExprNodeEvaluator eval = ExprNodeEvaluatorFactory.get(si.partKey);
    eval.initialize(soi);

    applyFilterToPartitions(work, converter, eval, columnName, values);
  }

  @SuppressWarnings("rawtypes")
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