content: /*
   * 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,
   * 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.apache.flink.connectors.kudu.connector.reader;
  
  import org.apache.commons.lang3.builder.ToStringBuilder;
  import org.apache.flink.annotation.PublicEvolving;
  
  import java.io.Serializable;
  
  import static org.apache.flink.util.Preconditions.checkNotNull;
  
  /**
   * Configuration used by {@link org.apache.flink.connectors.kudu.format.KuduRowInputFormat}. Specifies connection and other necessary properties.
   */
  @PublicEvolving
  public class KuduReaderConfig implements Serializable {
  
      private final String masters;
      private final int rowLimit;
  
      private KuduReaderConfig(
              String masters,
              int rowLimit) {
  
          this.masters = checkNotNull(masters, "Kudu masters cannot be null");
          this.rowLimit = checkNotNull(rowLimit, "Kudu rowLimit cannot be null");
      }
  
      public String getMasters() {
          return masters;
      }
  
      public int getRowLimit() {
          return rowLimit;
      }
  
      @Override
      public String toString() {
          return new ToStringBuilder(this)
                  .append("masters", masters)
                  .append("rowLimit", rowLimit)
                  .toString();
      }
  
      /**
       * Builder for the {@link KuduReaderConfig}.
       */
      public static class Builder {
          private static final int DEFAULT_ROW_LIMIT = 0;
  
          private final String masters;
          private final int rowLimit;
  
          private Builder(String masters) {
              this(masters, DEFAULT_ROW_LIMIT);
          }
  
          private Builder(String masters, Integer rowLimit) {
              this.masters = masters;
              this.rowLimit = rowLimit;
          }
  
          public static Builder setMasters(String masters) {
              return new Builder(masters);
          }
  
          public Builder setRowLimit(int rowLimit) {
              return new Builder(masters, rowLimit);
          }
  
          public KuduReaderConfig build() {
              return new KuduReaderConfig(
                      masters,
                      rowLimit);
          }
      }
  }
  