org.apache.flink.batch.connectors.cassandra.CassandraTupleOutputFormat Maven / Gradle / Ivy
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* 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,
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* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.flink.batch.connectors.cassandra;
import org.apache.flink.api.java.tuple.Tuple;
import org.apache.flink.streaming.connectors.cassandra.ClusterBuilder;
/**
* OutputFormat to write Flink {@link Tuple}s into a Cassandra cluster.
*
* @param Type of {@link Tuple} to write to Cassandra.
*/
public class CassandraTupleOutputFormat extends CassandraOutputFormatBase {
public CassandraTupleOutputFormat(String insertQuery, ClusterBuilder builder) {
super(insertQuery, builder);
}
@Override
protected Object[] extractFields(OUT record) {
Object[] fields = new Object[record.getArity()];
for (int i = 0; i < fields.length; i++) {
fields[i] = record.getField(i);
}
return fields;
}
}