org.hawkular.btm.server.elasticsearch.proxy

Class ElasticsearchHttpClient

java.lang.Object

org.hawkular.btm.server.elasticsearch.proxy.ElasticsearchHttpClient

public class ElasticsearchHttpClient
extends Object

The ElasticSearch HTTP client. Based on the http servlet proxy implemented by David Smiley: https://github.com/dsmiley/HTTP-Proxy-Servlet

Constructor Summary

Constructors

Constructor and Description
ElasticsearchHttpClient() The default constructor.

Method Summary

Modifier and Type	Method and Description
void	close()
protected void	copyRequestHeaders(javax.servlet.http.HttpServletRequest request, org.apache.http.HttpRequest proxyRequest, String uri) Copy request headers from the servlet client to the proxy request.
org.apache.http.HttpResponse	process(javax.servlet.http.HttpServletRequest request) This method processes the supplied HTTP request.
protected String	rewriteUrlFromRequest(javax.servlet.http.HttpServletRequest request) Reads the request URI from servletRequest and rewrites it, considering #targetUri.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

ElasticsearchHttpClient

public ElasticsearchHttpClient()

The default constructor.

Method Detail

process

public org.apache.http.HttpResponse process(javax.servlet.http.HttpServletRequest request)
                                     throws Exception

This method processes the supplied HTTP request.

Parameters:

request - The request

Returns:

The response

Throws:

Exception - Failed to process the request

close

public void close()

copyRequestHeaders

protected void copyRequestHeaders(javax.servlet.http.HttpServletRequest request,
                                  org.apache.http.HttpRequest proxyRequest,
                                  String uri)
                           throws Exception

Copy request headers from the servlet client to the proxy request.

Parameters:

request - The client request

proxyRequest - The request being sent to the target service

uri - The target service URI

Throws:

Exception - Failed to copy headers

rewriteUrlFromRequest

protected String rewriteUrlFromRequest(javax.servlet.http.HttpServletRequest request)

Reads the request URI from servletRequest and rewrites it, considering #targetUri. It's used to make the new request.