/*
* 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 com.facebook.presto.sql.planner.assertions;
import com.facebook.presto.sql.planner.plan.JoinNode;
import static java.util.Objects.requireNonNull;
class EquiJoinClauseProvider
implements ExpectedValueProvider<JoinNode.EquiJoinClause>
{
private final SymbolAlias left;
private final SymbolAlias right;
EquiJoinClauseProvider(SymbolAlias left, SymbolAlias right)
{
this.left = requireNonNull(left, "left is null");
this.right = requireNonNull(right, "right is null");
}
public JoinNode.EquiJoinClause getExpectedValue(SymbolAliases aliases)
{
return new JoinNode.EquiJoinClause(left.toSymbol(aliases), right.toSymbol(aliases));
}
@Override
public String toString()
{
return "EquiJoinClauseProvider{" +
"left=" + left +
", right=" + right +
'}';
}
}