com.hazelcast.shaded.org.apache.calcite.sql.SqlOperandCountRange Maven / Gradle / Ivy
/*
* 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 com.hazelcast.shaded.org.apache.calcite.sql;
/**
* A class that describes how many operands an operator can take.
*/
public interface SqlOperandCountRange {
/**
* Returns whether {@code count} is a valid number of operands.
*/
boolean isValidCount(int count);
/**
* Returns an lower bound. -1 if there is no lower bound.
*/
int getMin();
/**
* Returns an upper bound. -1 if there is no upper bound.
*/
int getMax();
}
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