com.hazelcast.org.apache.calcite.sql.SqlAbstractStringLiteral 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.org.apache.calcite.sql;
import com.hazelcast.org.apache.calcite.sql.parser.SqlParserPos;
import com.hazelcast.org.apache.calcite.sql.type.SqlTypeName;
import java.util.List;
/**
* Abstract base for character and binary string literals.
*/
abstract class SqlAbstractStringLiteral extends SqlLiteral {
//~ Constructors -----------------------------------------------------------
protected SqlAbstractStringLiteral(
Object value,
SqlTypeName typeName,
SqlParserPos pos) {
super(value, typeName, pos);
}
//~ Methods ----------------------------------------------------------------
/**
* Helper routine for {@link SqlUtil#concatenateLiterals}.
*
* @param literals homogeneous StringLiteral args
* @return StringLiteral with concatenated value. this == lits[0], used only
* for method dispatch.
*/
protected abstract SqlAbstractStringLiteral concat1(
List literals);
}