| /* |
| * 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.hyracks.algebricks.core.algebra.plan; |
| |
| import org.apache.commons.lang3.mutable.Mutable; |
| import org.apache.commons.lang3.mutable.MutableObject; |
| import org.apache.hyracks.algebricks.common.exceptions.AlgebricksException; |
| 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.LogicalVariable; |
| import org.apache.hyracks.algebricks.core.algebra.expressions.ConstantExpression; |
| import org.apache.hyracks.algebricks.core.algebra.expressions.VariableReferenceExpression; |
| import org.apache.hyracks.algebricks.core.algebra.operators.logical.AbstractLogicalOperator; |
| import org.apache.hyracks.algebricks.core.algebra.operators.logical.AssignOperator; |
| import org.apache.hyracks.algebricks.core.algebra.operators.logical.EmptyTupleSourceOperator; |
| import org.apache.hyracks.algebricks.core.algebra.operators.logical.InnerJoinOperator; |
| import org.apache.hyracks.algebricks.core.algebra.operators.logical.ReplicateOperator; |
| import org.apache.hyracks.algebricks.core.algebra.operators.logical.SubplanOperator; |
| import org.apache.hyracks.algebricks.core.algebra.prettyprint.IPlanPrettyPrinter; |
| import org.apache.hyracks.algebricks.core.algebra.prettyprint.PlanPrettyPrinter; |
| |
| public abstract class PlanVerifierTestBase { |
| final IPlanPrettyPrinter planPrinter = PlanPrettyPrinter.createStringPlanPrettyPrinter(); |
| |
| int varCounter; |
| |
| EmptyTupleSourceOperator newETS() { |
| return new EmptyTupleSourceOperator(); |
| } |
| |
| AssignOperator newAssign(LogicalVariable var, Mutable<ILogicalExpression> exprRef) { |
| return new AssignOperator(var, exprRef); |
| } |
| |
| AssignOperator newAssign(LogicalVariable var1, Mutable<ILogicalExpression> exprRef1, LogicalVariable var2, |
| Mutable<ILogicalExpression> exprRef2) { |
| AssignOperator op = new AssignOperator(var1, exprRef1); |
| op.getVariables().add(var2); |
| op.getExpressions().add(exprRef2); |
| return op; |
| } |
| |
| <T> Mutable<T> newMutable(T item) { |
| return new MutableObject<>(item); |
| } |
| |
| VariableReferenceExpression newVarRef(LogicalVariable var) { |
| return new VariableReferenceExpression(var); |
| } |
| |
| LogicalVariable newVar() { |
| return new LogicalVariable(varCounter++); |
| } |
| |
| String printOp(ILogicalOperator op) { |
| try { |
| return planPrinter.reset().printOperator((AbstractLogicalOperator) op, false).toString(); |
| } catch (AlgebricksException e) { |
| throw new RuntimeException(e); |
| } |
| } |
| |
| String printExpr(ILogicalExpression expr) { |
| try { |
| return planPrinter.reset().printExpression(expr).toString(); |
| } catch (AlgebricksException e) { |
| throw new RuntimeException(e); |
| } |
| } |
| |
| String printVar(LogicalVariable var) { |
| return printExpr(newVarRef(var)); |
| } |
| |
| Mutable<ILogicalOperator> createSamplePlan1() { |
| AssignOperator op1 = newAssign(newVar(), newMutable(ConstantExpression.TRUE)); |
| |
| AssignOperator r1 = newAssign(newVar(), newMutable(ConstantExpression.TRUE)); |
| r1.getInputs().add(new MutableObject<>(new EmptyTupleSourceOperator())); |
| SubplanOperator op2 = new SubplanOperator(r1); |
| op1.getInputs().add(newMutable(op2)); |
| |
| InnerJoinOperator op3 = new InnerJoinOperator(newMutable(ConstantExpression.TRUE)); |
| op2.getInputs().add(newMutable(op3)); |
| |
| AssignOperator op4 = new AssignOperator(newVar(), newMutable(ConstantExpression.TRUE)); |
| op3.getInputs().add(newMutable(op4)); |
| |
| AssignOperator op5 = new AssignOperator(newVar(), newMutable(ConstantExpression.FALSE)); |
| op3.getInputs().add(newMutable(op5)); |
| |
| ReplicateOperator op6 = new ReplicateOperator(2); |
| |
| op4.getInputs().add(newMutable(op6)); |
| op6.getOutputs().add(newMutable(op4)); |
| |
| op5.getInputs().add(newMutable(op6)); |
| op6.getOutputs().add(newMutable(op5)); |
| |
| op6.getInputs().add(newMutable(newETS())); |
| |
| return newMutable(op1); |
| } |
| } |