com.hazelcast.sql.impl.calcite.validate.operators.HazelcastDoubleFunction 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.validate.operators;
import com.hazelcast.com.hazelcast.sql.impl.calcite.validate.types.HazelcastInferTypes;
import com.hazelcast.org.apache.calcite.sql.SqlFunction;
import com.hazelcast.org.apache.calcite.sql.SqlFunctionCategory;
import com.hazelcast.org.apache.calcite.sql.SqlKind;
import com.hazelcast.org.apache.calcite.sql.type.OperandTypes;
import com.hazelcast.org.apache.calcite.sql.type.ReturnTypes;
import com.hazelcast.org.apache.calcite.sql.type.SqlTypeName;
import static com.hazelcast.com.hazelcast.sql.impl.calcite.validate.types.HazelcastOperandTypes.notAny;
/**
* Function that accepts a DOUBLE argument and produces a DOUBLE result.
*/
public class HazelcastDoubleFunction extends SqlFunction {
public HazelcastDoubleFunction(String name) {
super(
name,
SqlKind.OTHER_FUNCTION,
ReturnTypes.DOUBLE_NULLABLE,
HazelcastInferTypes.explicit(SqlTypeName.DOUBLE),
notAny(OperandTypes.NUMERIC),
SqlFunctionCategory.NUMERIC
);
}
}