io.trino.sql.planner.sanity.NoIdentifierLeftChecker Maven / Gradle / Ivy
/*
* Licensed 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 io.trino.sql.planner.sanity;
import io.trino.Session;
import io.trino.execution.warnings.WarningCollector;
import io.trino.sql.PlannerContext;
import io.trino.sql.analyzer.ExpressionTreeUtils;
import io.trino.sql.planner.ExpressionExtractor;
import io.trino.sql.planner.TypeAnalyzer;
import io.trino.sql.planner.TypeProvider;
import io.trino.sql.planner.plan.PlanNode;
import io.trino.sql.tree.Identifier;
import java.util.List;
public final class NoIdentifierLeftChecker
implements PlanSanityChecker.Checker
{
@Override
public void validate(
PlanNode plan,
Session session,
PlannerContext plannerContext,
TypeAnalyzer typeAnalyzer,
TypeProvider types,
WarningCollector warningCollector)
{
List identifiers = ExpressionTreeUtils.extractExpressions(ExpressionExtractor.extractExpressions(plan), Identifier.class);
if (!identifiers.isEmpty()) {
throw new IllegalStateException("Unexpected identifier in logical plan: " + identifiers.get(0));
}
}
}