| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| package org.apache.asterix.optimizer.rules; |
| |
| import java.util.List; |
| |
| import org.apache.commons.lang3.mutable.Mutable; |
| import org.apache.hyracks.algebricks.common.exceptions.AlgebricksException; |
| import org.apache.hyracks.algebricks.common.utils.Pair; |
| import org.apache.hyracks.algebricks.core.algebra.base.ILogicalExpression; |
| import org.apache.hyracks.algebricks.core.algebra.base.ILogicalOperator; |
| import org.apache.hyracks.algebricks.core.algebra.base.IOptimizationContext; |
| import org.apache.hyracks.algebricks.core.algebra.base.LogicalExpressionTag; |
| import org.apache.hyracks.algebricks.core.algebra.base.LogicalVariable; |
| import org.apache.hyracks.algebricks.core.algebra.expressions.AbstractFunctionCallExpression; |
| import org.apache.hyracks.algebricks.core.algebra.operators.logical.AggregateOperator; |
| import org.apache.hyracks.algebricks.core.algebra.operators.logical.AssignOperator; |
| import org.apache.hyracks.algebricks.core.algebra.operators.logical.DataSourceScanOperator; |
| import org.apache.hyracks.algebricks.core.algebra.operators.logical.DistinctOperator; |
| import org.apache.hyracks.algebricks.core.algebra.operators.logical.DistributeResultOperator; |
| import org.apache.hyracks.algebricks.core.algebra.operators.logical.EmptyTupleSourceOperator; |
| import org.apache.hyracks.algebricks.core.algebra.operators.logical.ExchangeOperator; |
| import org.apache.hyracks.algebricks.core.algebra.operators.logical.ExtensionOperator; |
| import org.apache.hyracks.algebricks.core.algebra.operators.logical.GroupByOperator; |
| import org.apache.hyracks.algebricks.core.algebra.operators.logical.IndexInsertDeleteUpsertOperator; |
| import org.apache.hyracks.algebricks.core.algebra.operators.logical.InnerJoinOperator; |
| import org.apache.hyracks.algebricks.core.algebra.operators.logical.InsertDeleteUpsertOperator; |
| import org.apache.hyracks.algebricks.core.algebra.operators.logical.IntersectOperator; |
| import org.apache.hyracks.algebricks.core.algebra.operators.logical.LeftOuterJoinOperator; |
| import org.apache.hyracks.algebricks.core.algebra.operators.logical.LeftOuterUnnestMapOperator; |
| import org.apache.hyracks.algebricks.core.algebra.operators.logical.LeftOuterUnnestOperator; |
| import org.apache.hyracks.algebricks.core.algebra.operators.logical.LimitOperator; |
| import org.apache.hyracks.algebricks.core.algebra.operators.logical.MaterializeOperator; |
| import org.apache.hyracks.algebricks.core.algebra.operators.logical.NestedTupleSourceOperator; |
| import org.apache.hyracks.algebricks.core.algebra.operators.logical.OrderOperator; |
| import org.apache.hyracks.algebricks.core.algebra.operators.logical.OrderOperator.IOrder; |
| import org.apache.hyracks.algebricks.core.algebra.operators.logical.ProjectOperator; |
| import org.apache.hyracks.algebricks.core.algebra.operators.logical.RangeForwardOperator; |
| import org.apache.hyracks.algebricks.core.algebra.operators.logical.ReplicateOperator; |
| import org.apache.hyracks.algebricks.core.algebra.operators.logical.RunningAggregateOperator; |
| import org.apache.hyracks.algebricks.core.algebra.operators.logical.ScriptOperator; |
| import org.apache.hyracks.algebricks.core.algebra.operators.logical.SelectOperator; |
| import org.apache.hyracks.algebricks.core.algebra.operators.logical.SinkOperator; |
| import org.apache.hyracks.algebricks.core.algebra.operators.logical.SplitOperator; |
| import org.apache.hyracks.algebricks.core.algebra.operators.logical.SubplanOperator; |
| import org.apache.hyracks.algebricks.core.algebra.operators.logical.TokenizeOperator; |
| import org.apache.hyracks.algebricks.core.algebra.operators.logical.UnionAllOperator; |
| import org.apache.hyracks.algebricks.core.algebra.operators.logical.UnnestMapOperator; |
| import org.apache.hyracks.algebricks.core.algebra.operators.logical.UnnestOperator; |
| import org.apache.hyracks.algebricks.core.algebra.operators.logical.WriteOperator; |
| import org.apache.hyracks.algebricks.core.algebra.operators.logical.WriteResultOperator; |
| import org.apache.hyracks.algebricks.core.algebra.visitors.ILogicalOperatorVisitor; |
| import org.apache.hyracks.algebricks.core.rewriter.base.IAlgebraicRewriteRule; |
| import org.apache.hyracks.algebricks.rewriter.rules.AbstractExtractExprRule; |
| |
| public class SweepIllegalNonfunctionalFunctions extends AbstractExtractExprRule implements IAlgebraicRewriteRule { |
| |
| private final IllegalNonfunctionalFunctionSweeperOperatorVisitor visitor; |
| |
| public SweepIllegalNonfunctionalFunctions() { |
| visitor = new IllegalNonfunctionalFunctionSweeperOperatorVisitor(); |
| } |
| |
| @Override |
| public boolean rewritePre(Mutable<ILogicalOperator> opRef, IOptimizationContext context) |
| throws AlgebricksException { |
| return false; |
| } |
| |
| @Override |
| public boolean rewritePost(Mutable<ILogicalOperator> opRef, IOptimizationContext context) |
| throws AlgebricksException { |
| ILogicalOperator op = opRef.getValue(); |
| if (context.checkIfInDontApplySet(this, op)) { |
| return false; |
| } |
| |
| op.accept(visitor, null); |
| context.computeAndSetTypeEnvironmentForOperator(op); |
| context.addToDontApplySet(this, op); |
| return false; |
| } |
| |
| private class IllegalNonfunctionalFunctionSweeperOperatorVisitor implements ILogicalOperatorVisitor<Void, Void> { |
| |
| private void sweepExpression(ILogicalExpression expr, ILogicalOperator op) throws AlgebricksException { |
| if (expr.getExpressionTag() == LogicalExpressionTag.FUNCTION_CALL) { |
| if (!expr.isFunctional()) { |
| AbstractFunctionCallExpression fce = (AbstractFunctionCallExpression) expr; |
| throw new AlgebricksException( |
| "Found non-functional function " + fce.getFunctionIdentifier() + " in op " + op); |
| } |
| } |
| } |
| |
| @Override |
| public Void visitAggregateOperator(AggregateOperator op, Void arg) throws AlgebricksException { |
| for (Mutable<ILogicalExpression> me : op.getExpressions()) { |
| sweepExpression(me.getValue(), op); |
| } |
| List<Mutable<ILogicalExpression>> mergeExprs = op.getMergeExpressions(); |
| if (mergeExprs != null) { |
| for (Mutable<ILogicalExpression> me : mergeExprs) { |
| sweepExpression(me.getValue(), op); |
| } |
| } |
| return null; |
| } |
| |
| @Override |
| public Void visitRunningAggregateOperator(RunningAggregateOperator op, Void arg) throws AlgebricksException { |
| for (Mutable<ILogicalExpression> me : op.getExpressions()) { |
| sweepExpression(me.getValue(), op); |
| } |
| return null; |
| } |
| |
| @Override |
| public Void visitEmptyTupleSourceOperator(EmptyTupleSourceOperator op, Void arg) throws AlgebricksException { |
| return null; |
| } |
| |
| @Override |
| public Void visitGroupByOperator(GroupByOperator op, Void arg) throws AlgebricksException { |
| for (Pair<LogicalVariable, Mutable<ILogicalExpression>> p : op.getGroupByList()) { |
| sweepExpression(p.second.getValue(), op); |
| } |
| for (Pair<LogicalVariable, Mutable<ILogicalExpression>> p : op.getDecorList()) { |
| sweepExpression(p.second.getValue(), op); |
| } |
| return null; |
| } |
| |
| @Override |
| public Void visitLimitOperator(LimitOperator op, Void arg) throws AlgebricksException { |
| return null; |
| } |
| |
| @Override |
| public Void visitInnerJoinOperator(InnerJoinOperator op, Void arg) throws AlgebricksException { |
| sweepExpression(op.getCondition().getValue(), op); |
| return null; |
| } |
| |
| @Override |
| public Void visitLeftOuterJoinOperator(LeftOuterJoinOperator op, Void arg) throws AlgebricksException { |
| sweepExpression(op.getCondition().getValue(), op); |
| return null; |
| } |
| |
| @Override |
| public Void visitNestedTupleSourceOperator(NestedTupleSourceOperator op, Void arg) throws AlgebricksException { |
| return null; |
| } |
| |
| @Override |
| public Void visitOrderOperator(OrderOperator op, Void arg) throws AlgebricksException { |
| for (Pair<IOrder, Mutable<ILogicalExpression>> p : op.getOrderExpressions()) { |
| sweepExpression(p.second.getValue(), op); |
| } |
| return null; |
| } |
| |
| @Override |
| public Void visitAssignOperator(AssignOperator op, Void arg) throws AlgebricksException { |
| return null; |
| } |
| |
| @Override |
| public Void visitSelectOperator(SelectOperator op, Void arg) throws AlgebricksException { |
| return null; |
| } |
| |
| @Override |
| public Void visitExtensionOperator(ExtensionOperator op, Void arg) throws AlgebricksException { |
| return null; |
| } |
| |
| @Override |
| public Void visitProjectOperator(ProjectOperator op, Void arg) throws AlgebricksException { |
| return null; |
| } |
| |
| @Override |
| public Void visitReplicateOperator(ReplicateOperator op, Void arg) throws AlgebricksException { |
| return null; |
| } |
| |
| @Override |
| public Void visitSplitOperator(SplitOperator op, Void arg) throws AlgebricksException { |
| return null; |
| } |
| |
| @Override |
| public Void visitMaterializeOperator(MaterializeOperator op, Void arg) throws AlgebricksException { |
| return null; |
| } |
| |
| @Override |
| public Void visitRangeForwardOperator(RangeForwardOperator op, Void arg) throws AlgebricksException { |
| return null; |
| } |
| |
| @Override |
| public Void visitScriptOperator(ScriptOperator op, Void arg) throws AlgebricksException { |
| return null; |
| } |
| |
| @Override |
| public Void visitSubplanOperator(SubplanOperator op, Void arg) throws AlgebricksException { |
| return null; |
| } |
| |
| @Override |
| public Void visitSinkOperator(SinkOperator op, Void arg) throws AlgebricksException { |
| return null; |
| } |
| |
| @Override |
| public Void visitUnionOperator(UnionAllOperator op, Void arg) throws AlgebricksException { |
| return null; |
| } |
| |
| @Override |
| public Void visitIntersectOperator(IntersectOperator op, Void arg) throws AlgebricksException { |
| return null; |
| } |
| |
| @Override |
| public Void visitUnnestOperator(UnnestOperator op, Void arg) throws AlgebricksException { |
| return null; |
| } |
| |
| @Override |
| public Void visitLeftOuterUnnestOperator(LeftOuterUnnestOperator op, Void arg) throws AlgebricksException { |
| return null; |
| } |
| |
| @Override |
| public Void visitUnnestMapOperator(UnnestMapOperator op, Void arg) throws AlgebricksException { |
| return null; |
| } |
| |
| @Override |
| public Void visitLeftOuterUnnestMapOperator(LeftOuterUnnestMapOperator op, Void arg) |
| throws AlgebricksException { |
| return null; |
| } |
| |
| @Override |
| public Void visitDataScanOperator(DataSourceScanOperator op, Void arg) throws AlgebricksException { |
| return null; |
| } |
| |
| @Override |
| public Void visitDistinctOperator(DistinctOperator op, Void arg) throws AlgebricksException { |
| for (Mutable<ILogicalExpression> expr : op.getExpressions()) { |
| sweepExpression(expr.getValue(), op); |
| } |
| return null; |
| } |
| |
| @Override |
| public Void visitExchangeOperator(ExchangeOperator op, Void arg) throws AlgebricksException { |
| return null; |
| } |
| |
| @Override |
| public Void visitWriteOperator(WriteOperator op, Void arg) throws AlgebricksException { |
| return null; |
| } |
| |
| @Override |
| public Void visitDistributeResultOperator(DistributeResultOperator op, Void arg) throws AlgebricksException { |
| return null; |
| } |
| |
| @Override |
| public Void visitWriteResultOperator(WriteResultOperator op, Void arg) throws AlgebricksException { |
| return null; |
| } |
| |
| @Override |
| public Void visitInsertDeleteUpsertOperator(InsertDeleteUpsertOperator op, Void tag) |
| throws AlgebricksException { |
| return null; |
| } |
| |
| @Override |
| public Void visitIndexInsertDeleteUpsertOperator(IndexInsertDeleteUpsertOperator op, Void tag) |
| throws AlgebricksException { |
| return null; |
| } |
| |
| @Override |
| public Void visitTokenizeOperator(TokenizeOperator op, Void tag) throws AlgebricksException { |
| return null; |
| } |
| } |
| |
| } |