| /* |
| * 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.gearpump.sql.rel; |
| |
| import org.apache.calcite.plan.*; |
| |
| public enum GearLogicalConvention implements Convention { |
| INSTANCE; |
| |
| @Override |
| public Class getInterface() { |
| return GearRelNode.class; |
| } |
| |
| @Override |
| public String getName() { |
| return "GEAR_LOGICAL"; |
| } |
| |
| @Override |
| public RelTraitDef getTraitDef() { |
| return ConventionTraitDef.INSTANCE; |
| } |
| |
| @Override |
| public boolean satisfies(RelTrait trait) { |
| return this == trait; |
| } |
| |
| @Override |
| public void register(RelOptPlanner planner) { |
| } |
| |
| @Override |
| public String toString() { |
| return getName(); |
| } |
| |
| @Override |
| public boolean canConvertConvention(Convention toConvention) { |
| return false; |
| } |
| |
| @Override |
| public boolean useAbstractConvertersForConversion(RelTraitSet fromTraits, RelTraitSet toTraits) { |
| return false; |
| } |
| |
| } |