com.hazelcast.org.apache.calcite.interpreter.Nodes Maven / Gradle / Ivy
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* 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.
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package com.hazelcast.org.apache.calcite.interpreter;
import com.hazelcast.org.apache.calcite.plan.RelOptCluster;
import com.hazelcast.org.apache.calcite.rel.core.Aggregate;
import com.hazelcast.org.apache.calcite.rel.core.Collect;
import com.hazelcast.org.apache.calcite.rel.core.Filter;
import com.hazelcast.org.apache.calcite.rel.core.Join;
import com.hazelcast.org.apache.calcite.rel.core.Match;
import com.hazelcast.org.apache.calcite.rel.core.Project;
import com.hazelcast.org.apache.calcite.rel.core.SetOp;
import com.hazelcast.org.apache.calcite.rel.core.Sort;
import com.hazelcast.org.apache.calcite.rel.core.TableFunctionScan;
import com.hazelcast.org.apache.calcite.rel.core.TableScan;
import com.hazelcast.org.apache.calcite.rel.core.Uncollect;
import com.hazelcast.org.apache.calcite.rel.core.Values;
import com.hazelcast.org.apache.calcite.rel.core.Window;
import com.hazelcast.org.apache.calcite.rex.RexNode;
import com.hazelcast.com.google.common.collect.ImmutableList;
import com.hazelcast.org.checkerframework.checker.initialization.qual.UnknownInitialization;
/**
* Helper methods for {@link Node} and implementations for core relational
* expressions.
*/
public class Nodes {
/** Extension to
* {@link Interpreter.CompilerImpl}
* that knows how to handle the core logical
* {@link com.hazelcast.org.apache.calcite.rel.RelNode}s. */
public static class CoreCompiler extends Interpreter.CompilerImpl {
CoreCompiler(@UnknownInitialization Interpreter interpreter, RelOptCluster cluster) {
super(interpreter, cluster);
}
public void visit(Aggregate agg) {
node = new AggregateNode(this, agg);
}
public void visit(Filter filter) {
node = new FilterNode(this, filter);
}
public void visit(Project project) {
node = new ProjectNode(this, project);
}
public void visit(Values value) {
node = new ValuesNode(this, value);
}
public void visit(TableScan scan) {
final ImmutableList filters = ImmutableList.of();
node = TableScanNode.create(this, scan, filters, null);
}
public void visit(Bindables.BindableTableScan scan) {
node = TableScanNode.create(this, scan, scan.filters, scan.projects);
}
public void visit(TableFunctionScan functionScan) {
node = TableFunctionScanNode.create(this, functionScan);
}
public void visit(Sort sort) {
node = new SortNode(this, sort);
}
public void visit(SetOp setOp) {
node = new SetOpNode(this, setOp);
}
public void visit(Join join) {
node = new JoinNode(this, join);
}
public void visit(Window window) {
node = new WindowNode(this, window);
}
public void visit(Match match) {
node = new MatchNode(this, match);
}
public void visit(Collect collect) {
node = new CollectNode(this, collect);
}
public void visit(Uncollect uncollect) {
node = new UncollectNode(this, uncollect);
}
}
}
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