Managing documents

The native APIs for managing document (index, delete, and update) are the most important after the search ones. In this recipe, we will see how to use them. In the next one we will evolve in executing bulk actions to improve performances.

Getting ready

You need a working ElasticSearch cluster and a working copy of Maven.

The code of this recipe is in chapter_10/nativeclient in the code bundle of this book available on Packt's website, and the referred class is DocumentOperations.

How to do it...

For managing documents, we will perform the steps given as follows:

1. We'll execute all the document with CRUD operations (CReate, Update, Delete) via native client:

   import org.elasticsearch.action.delete.DeleteResponse;
   import org.elasticsearch.action.get.GetResponse;
   import org.elasticsearch.action.index.IndexResponse;
   import org.elasticsearch.action.update.UpdateResponse;
   import org.elasticsearch.client.Client;
   import org.elasticsearch.common.xcontent.XContentFactory;
   
   import...