io.trino.sql.relational.InputReferenceExpression 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.relational;
import io.trino.spi.type.Type;
import static java.util.Objects.requireNonNull;
public record InputReferenceExpression(int field, Type type)
implements RowExpression
{
public InputReferenceExpression
{
requireNonNull(type, "type is null");
}
@Override
public String toString()
{
return "#" + field;
}
@Override
public R accept(RowExpressionVisitor visitor, C context)
{
return visitor.visitInputReference(this, context);
}
}