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Cassandra support for Spring Data
/*
* Copyright 2016-2024 the original author or authors.
*
* 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
*
* https://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 org.springframework.data.cassandra.core.cql.generator;
import org.springframework.data.cassandra.core.cql.keyspace.DropUserTypeSpecification;
/**
* CQL generator for generating a {@code DROP TYPE} statement.
*
* @author Fabio J. Mendes
* @author Mark Paluch
* @since 1.5
* @see DropUserTypeSpecification
*/
public class DropUserTypeCqlGenerator extends UserTypeNameCqlGenerator {
/**
* Create a new {@link DropUserTypeCqlGenerator} for a given {@link DropUserTypeSpecification}.
*
* @param specification must not be {@literal null}.
*/
public DropUserTypeCqlGenerator(DropUserTypeSpecification specification) {
super(specification);
}
public static String toCql(DropUserTypeSpecification specification) {
return new DropUserTypeCqlGenerator(specification).toCql();
}
@Override
public StringBuilder toCql(StringBuilder cql) {
return cql.append("DROP TYPE").append(spec().getIfExists() ? " IF EXISTS " : " ")
.append(spec().getName().asCql(true))
.append(";");
}
}