com.hazelcast.sql.impl.calcite.opt.AbstractScanRel Maven / Gradle / Ivy
/*
* Copyright (c) 2008-2020, Hazelcast, Inc. All Rights Reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in com.hazelcast.com.liance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.com.hazelcast.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 com.hazelcast.com.hazelcast.sql.impl.calcite.opt;
import com.hazelcast.com.hazelcast.sql.impl.calcite.schema.HazelcastTable;
import com.hazelcast.org.apache.calcite.plan.RelOptCluster;
import com.hazelcast.org.apache.calcite.plan.RelOptTable;
import com.hazelcast.org.apache.calcite.plan.RelTraitSet;
import com.hazelcast.org.apache.calcite.rel.core.TableScan;
import java.util.Collections;
/**
* Base class for scans.
*/
public abstract class AbstractScanRel extends TableScan implements HazelcastRelNode {
protected AbstractScanRel(RelOptCluster cluster, RelTraitSet traitSet, RelOptTable table) {
super(cluster, traitSet, Collections.emptyList(), table);
}
public HazelcastTable getTableUnwrapped() {
return table.unwrap(HazelcastTable.class);
}
}