Creating a client in Scala

The first step for working with elastic4s is to create a connection client to call ElasticSearch. Similar to Java, the connection client is native and can be a node or a transport one.

Similar to Java, the connection client can be both a native one and a HTTP one.
In this recipe, we'll initialize an HTTP client because it can be put behind a proxy/balancer to increase the high availablity of your solution. This is good practice.

Getting ready

You need an up-and-running Elasticsearch installation, as we described in the Downloading and installing Elasticsearch recipe in Chapter 1, Getting Started.

An IDE that supports Scala programming, such as IntelliJ IDEA, with the Scala...