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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.keyspace;
import com.datastax.oss.driver.api.core.CqlIdentifier;
/**
* Object to configure a {@code DROP TYPE} specification.
*
* @author Fabio J. Mendes
* @author Mark Paluch
* @since 1.5
* @see CqlIdentifier
*/
public class DropUserTypeSpecification extends UserTypeNameSpecification {
private boolean ifExists;
private DropUserTypeSpecification(CqlIdentifier name) {
super(name);
}
/**
* Entry point into the {@link DropUserTypeSpecification}'s fluent API given {@code name} to drop a type. Convenient
* if imported statically.
*
* @param name must not be {@code null} or empty.
* @return a new {@link DropUserTypeSpecification}.
*/
public static DropUserTypeSpecification dropType(String name) {
return new DropUserTypeSpecification(CqlIdentifier.fromCql(name));
}
/**
* Entry point into the {@link DropUserTypeSpecification}'s fluent API given {@code name} to drop a type. Convenient
* if imported statically.
*
* @param name must not be {@code null} or empty.
* @return a new {@link DropUserTypeSpecification}.
*/
public static DropUserTypeSpecification dropType(CqlIdentifier name) {
return new DropUserTypeSpecification(name);
}
/**
* Enables the inclusion of an{@code IF EXISTS} clause.
*
* @return this {@link DropUserTypeSpecification}.
*/
public DropUserTypeSpecification ifExists() {
return ifExists(true);
}
/**
* Sets the inclusion of an {@code IF EXISTS} clause.
*
* @param ifExists {@literal true} to include an {@code IF EXISTS} clause, {@literal false} to omit the
* {@code IF NOT EXISTS} clause.
* @return this {@link DropUserTypeSpecification}.
*/
public DropUserTypeSpecification ifExists(boolean ifExists) {
this.ifExists = ifExists;
return this;
}
/**
* @return {@literal true} if the {@code IF EXISTS} clause is included.
*/
public boolean getIfExists() {
return ifExists;
}
}