com.datastax.oss.driver.internal.querybuilder.truncate.DefaultTruncate Maven / Gradle / Ivy
/*
* Copyright DataStax, Inc.
*
* 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
*
* 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.datastax.oss.driver.internal.querybuilder.truncate;
import com.datastax.oss.driver.api.core.CqlIdentifier;
import com.datastax.oss.driver.api.core.cql.SimpleStatement;
import com.datastax.oss.driver.api.core.cql.SimpleStatementBuilder;
import com.datastax.oss.driver.api.querybuilder.truncate.Truncate;
import com.datastax.oss.driver.internal.querybuilder.CqlHelper;
import edu.umd.cs.findbugs.annotations.NonNull;
import edu.umd.cs.findbugs.annotations.Nullable;
import java.util.Map;
public class DefaultTruncate implements Truncate {
private final CqlIdentifier keyspace;
private final CqlIdentifier table;
public DefaultTruncate(@Nullable CqlIdentifier keyspace, @NonNull CqlIdentifier table) {
this.keyspace = keyspace;
this.table = table;
}
@NonNull
@Override
public String asCql() {
StringBuilder builder = new StringBuilder();
builder.append("TRUNCATE ");
CqlHelper.qualify(keyspace, table, builder);
return builder.toString();
}
@NonNull
@Override
public SimpleStatementBuilder builder() {
return SimpleStatement.builder(asCql()).setIdempotence(true);
}
@NonNull
@Override
public SimpleStatement build(@NonNull Object... values) {
throw new UnsupportedOperationException(
"TRUNCATE doesn't take values as parameters. Use build() method instead.");
}
@NonNull
@Override
public SimpleStatement build(@NonNull Map namedValues) {
throw new UnsupportedOperationException(
"TRUNCATE doesn't take namedValues as parameters. Use build() method instead.");
}
@NonNull
@Override
public SimpleStatement build() {
return builder().build();
}
}