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A Kafka Connect Couchbase connector for copying data between Kafka and Couchbase Server.

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/*
 * Copyright 2019 Couchbase, 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.couchbase.connect.kafka.transform;

import org.apache.kafka.common.config.ConfigDef;
import org.apache.kafka.connect.connector.ConnectRecord;
import org.apache.kafka.connect.transforms.Transformation;

import java.util.Map;

public class DropIfNullValue> implements Transformation {

  public static final String OVERVIEW_DOC =
      "Propagate a record only if its value is non-null.";

  @Override
  public R apply(R record) {
    return record.value() == null ? null : record;
  }

  @Override
  public ConfigDef config() {
    return new ConfigDef();
  }

  @Override
  public void close() {
  }

  @Override
  public void configure(Map configs) {
  }
}