Package org.apache.hadoop.http

Class PrometheusServlet

java.lang.Object

javax.servlet.GenericServlet

javax.servlet.http.HttpServlet

org.apache.hadoop.http.PrometheusServlet

All Implemented Interfaces:

java.io.Serializable, javax.servlet.Servlet, javax.servlet.ServletConfig

public class PrometheusServlet
extends javax.servlet.http.HttpServlet

Servlet to publish hadoop metrics in prometheus format.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor	Description
PrometheusServlet()

Method Summary

Modifier and Type	Method	Description
protected void	doGet(javax.servlet.http.HttpServletRequest req, javax.servlet.http.HttpServletResponse resp)
PrometheusMetricsSink	getPrometheusSink()

Methods inherited from class javax.servlet.http.HttpServlet

doDelete, doHead, doOptions, doPost, doPut, doTrace, getLastModified, service, service

Methods inherited from class javax.servlet.GenericServlet

destroy, getInitParameter, getInitParameterNames, getServletConfig, getServletContext, getServletInfo, getServletName, init, init, log, log

Methods inherited from class java.lang.Object

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

Constructor Detail

PrometheusServlet

public PrometheusServlet()

Method Detail

getPrometheusSink

public PrometheusMetricsSink getPrometheusSink()

doGet

protected void doGet(javax.servlet.http.HttpServletRequest req,
                     javax.servlet.http.HttpServletResponse resp)
              throws javax.servlet.ServletException,
                     java.io.IOException

Overrides:

doGet in class javax.servlet.http.HttpServlet

Throws:

javax.servlet.ServletException

java.io.IOException