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.apex.malhar.contrib.solr;
  
  import java.io.Closeable;
  import java.io.IOException;
  
  import org.apache.apex.malhar.lib.db.Connectable;
  import org.apache.solr.client.solrj.SolrServer;
  
  /**
   * SolrServerConnector
   *
   * @since 2.0.0
   */
  public abstract class SolrServerConnector implements Connectable, Closeable
  {
    protected SolrServer solrServer;
  
    public SolrServer getSolrServer()
    {
      return solrServer;
    }
  
    public void setSolrServer(SolrServer solrServer)
    {
      this.solrServer = solrServer;
    }
  
    @Override
    public void disconnect() throws IOException
    {
      if (solrServer != null) {
        solrServer.shutdown();
      }
    }
  
    @Override
    public boolean isConnected()
    {
      throw new UnsupportedOperationException();
    }
  
    @Override
    public void close() throws IOException
    {
      if (solrServer != null) {
        solrServer.shutdown();
      }
    }
  
  }
  