Package org.apache.hadoop.hbase.http.prometheus

Class PrometheusHadoopServlet

java.lang.Object

javax.servlet.GenericServlet

javax.servlet.http.HttpServlet

org.apache.hadoop.hbase.http.prometheus.PrometheusHadoopServlet

All Implemented Interfaces:

Serializable, javax.servlet.Servlet, javax.servlet.ServletConfig

@Private
public class PrometheusHadoopServlet
extends javax.servlet.http.HttpServlet

See Also:

• Serialized Form

Field Summary

Fields

Modifier and Type	Field	Description
private static final Pattern	SPLIT_PATTERN

Constructor Summary

Constructors

Constructor	Description
PrometheusHadoopServlet()

Method Summary

Modifier and Type	Method	Description
protected void	doGet(javax.servlet.http.HttpServletRequest req, javax.servlet.http.HttpServletResponse resp)
(package private) static String	toPrometheusName(String metricRecordName, String metricName)
(package private) void	writeMetrics(Writer writer, boolean descriptionEnabled, String queryParam)

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

Field Details

SPLIT_PATTERN

private static final Pattern SPLIT_PATTERN

Constructor Details

PrometheusHadoopServlet

public PrometheusHadoopServlet()

Method Details

doGet

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

Overrides:

doGet in class javax.servlet.http.HttpServlet

Throws:

IOException

toPrometheusName

static String toPrometheusName(String metricRecordName,
 String metricName)

writeMetrics

void writeMetrics(Writer writer,
 boolean descriptionEnabled,
 String queryParam)
           throws IOException

Throws:

IOException