ElasticSearchAction.java

/* $Id: ElasticSearchAction.java 1299512 2012-03-12 00:58:38Z piergiorgio $ */

/**
 * 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.manifoldcf.agents.output.elasticsearch;

import org.apache.http.client.methods.HttpGet;
import org.apache.http.client.HttpClient;

import java.io.IOException;
import java.util.Locale;

import org.apache.manifoldcf.agents.interfaces.IOutputHistoryActivity;
import org.apache.manifoldcf.core.interfaces.ManifoldCFException;
import org.apache.manifoldcf.agents.interfaces.ServiceInterruption;
import org.apache.manifoldcf.crawler.system.Logging;

public class ElasticSearchAction extends ElasticSearchConnection
{

  public enum CommandEnum
  {
    _optimize, _refresh, _stats;
  }

  public ElasticSearchAction(HttpClient client, ElasticSearchConfig config)
      throws ManifoldCFException
  {
    super(config, client);
  }
  
  public void execute(CommandEnum cmd, boolean checkConnection)
      throws ManifoldCFException, ServiceInterruption
  {
    StringBuffer url = getApiUrl(cmd.toString(), checkConnection);
    HttpGet method = new HttpGet(url.toString());
    call(method);
    String error = checkJson(jsonException);
    if (getResult() == Result.OK && error == null)
      return;
    setResult("JSONERROR",Result.ERROR, error);
    Logging.connectors.warn("ES: Commit failed: "+getResponse());
  }
  
  @Override
  protected void handleIOException(IOException e)
    throws ManifoldCFException, ServiceInterruption {
    // We want a quicker failure here!!
    if (e instanceof java.io.InterruptedIOException && !(e instanceof java.net.SocketTimeoutException))
      throw new ManifoldCFException(e.getMessage(),ManifoldCFException.INTERRUPTED);
    setResult(e.getClass().getSimpleName().toUpperCase(Locale.ROOT),Result.ERROR, e.getMessage());
    long currentTime = System.currentTimeMillis();
    // One notification attempt, then we're done.
    throw new ServiceInterruption("IO exception: "+e.getMessage(),e,
        currentTime + 60000L,
        currentTime + 1L * 60L * 60000L,
        1,
        false);
  }

}