Package org.apache.drill.common.expression

Examples of org.apache.drill.common.expression.ErrorCollector.toErrorString()

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      }

      expr = ExpressionTreeMaterializer.materialize(namedExpression.getExpr(), incoming, collector, context.getFunctionRegistry(), true);
      final MaterializedField outputField = MaterializedField.create(outputName, expr.getMajorType());
      if (collector.hasErrors()) {
        throw new SchemaChangeException(String.format("Failure while trying to materialize incoming schema.  Errors:\n %s.", collector.toErrorString()));
      }
      if (expr instanceof DrillFuncHolderExpr &&
          ((DrillFuncHolderExpr) expr).isComplexWriterFuncHolder())  {
        // Need to process ComplexWriter function evaluation.
        // Lazy initialization of the list of complex writers, if not done yet.
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      keyExprs[i] = expr;
    }

    if (collector.hasErrors()) {
      throw new SchemaChangeException("Failure while materializing expression. " + collector.toErrorString());
    }

    final ClassGenerator<StreamingWindowFramer> cg = CodeGenerator.getRoot(StreamingWindowFramer.TEMPLATE_DEFINITION, context.getFunctionRegistry());
    setupIsSame(cg, keyExprs);
    setupIsSameFromBatch(cg, keyExprs);
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          .clearMode().setMode(TypeProtos.DataMode.REQUIRED);
      TypeProtos.MajorType newType = builder.build();
      MaterializedField outputField = MaterializedField.create(schemaPath, newType);
      if (collector.hasErrors()) {
        throw new SchemaChangeException(String.format(
            "Failure while trying to materialize incoming schema.  Errors:\n %s.", collector.toErrorString()));
      }

      ValueVector vector = TypeHelper.getNewVector(outputField, oContext.getAllocator());
      localAllocationVectors.add(vector);
      TypedFieldId fid = outgoing.add(vector);
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    int count = 0;
    for (Ordering od : popConfig.getOrderings()) {
      final LogicalExpression expr = ExpressionTreeMaterializer.materialize(od.getExpr(), batch, collector, context.getFunctionRegistry());
      if (collector.hasErrors()) {
        throw new SchemaChangeException("Failure while materializing expression. " + collector.toErrorString());
      }
      cg.setMappingSet(incomingMapping);
      ClassGenerator.HoldingContainer left = cg.addExpr(expr, false);
      cg.setMappingSet(partitionMapping);
      ClassGenerator.HoldingContainer right = cg.addExpr(
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    for (Ordering od : popConfig.getOrderings()) {
      // first, we rewrite the evaluation stack for each side of the comparison.
      ErrorCollector collector = new ErrorCollectorImpl();
      final LogicalExpression expr = ExpressionTreeMaterializer.materialize(od.getExpr(), batch, collector,context.getFunctionRegistry());
      if (collector.hasErrors()) {
        throw new SchemaChangeException("Failure while materializing expression. " + collector.toErrorString());
      }
      g.setMappingSet(LEFT_MAPPING);
      HoldingContainer left = g.addExpr(expr, false);
      g.setMappingSet(RIGHT_MAPPING);
      HoldingContainer right = g.addExpr(expr, false);
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    for (i = 0; i < numAggrExprs; i++) {
      NamedExpression ne = popConfig.getAggrExprs()[i];
      final LogicalExpression expr = ExpressionTreeMaterializer.materialize(ne.getExpr(), incoming, collector, context.getFunctionRegistry() );

      if (collector.hasErrors()) {
        throw new SchemaChangeException("Failure while materializing expression. " + collector.toErrorString());
      }

      if (expr == null) {
        continue;
      }
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    int i = 0;
    for (NamedExpression ne : htConfig.getKeyExprsBuild()) {
      final LogicalExpression expr = ExpressionTreeMaterializer.materialize(ne.getExpr(), incomingBuild, collector, context.getFunctionRegistry());
      if (collector.hasErrors()) {
        throw new SchemaChangeException("Failure while materializing expression. " + collector.toErrorString());
      }
      if (expr == null) {
        continue;
      }
      keyExprsBuild[i] = expr;
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    if (isProbe) {
      i = 0;
      for (NamedExpression ne : htConfig.getKeyExprsProbe()) {
        final LogicalExpression expr = ExpressionTreeMaterializer.materialize(ne.getExpr(), incomingProbe, collector, context.getFunctionRegistry());
        if (collector.hasErrors()) {
          throw new SchemaChangeException("Failure while materializing expression. " + collector.toErrorString());
        }
        if (expr == null) {
          continue;
        }
        keyExprsProbe[i] = expr;
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                continue;
              }

              final LogicalExpression expr = ExpressionTreeMaterializer.materialize(originalPath, incoming, collector, context.getFunctionRegistry() );
              if (collector.hasErrors()) {
                throw new SchemaChangeException(String.format("Failure while trying to materialize incoming schema.  Errors:\n %s.", collector.toErrorString()));
              }

              MaterializedField outputField = MaterializedField.create(name, expr.getMajorType());
              ValueVector vv = container.addOrGet(outputField);
              allocationVectors.add(vv);
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      }

      final LogicalExpression expr = ExpressionTreeMaterializer.materialize(namedExpression.getExpr(), incoming, collector, context.getFunctionRegistry(), true);
      final MaterializedField outputField = MaterializedField.create(outputName, expr.getMajorType());
      if (collector.hasErrors()) {
        throw new SchemaChangeException(String.format("Failure while trying to materialize incoming schema.  Errors:\n %s.", collector.toErrorString()));
      }

      // add value vector to transfer if direct reference and this is allowed, otherwise, add to evaluation stack.
      if (expr instanceof ValueVectorReadExpression && incoming.getSchema().getSelectionVectorMode() == SelectionVectorMode.NONE
          && !((ValueVectorReadExpression) expr).hasReadPath()
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