Package org.apache.hadoop.hdfs.server.namenode

Class StartupProgressServlet

java.lang.Object

javax.servlet.GenericServlet

javax.servlet.http.HttpServlet

org.apache.hadoop.hdfs.server.namenode.DfsServlet

org.apache.hadoop.hdfs.server.namenode.StartupProgressServlet

All Implemented Interfaces:

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

@Private
public class StartupProgressServlet
extends DfsServlet

Servlet that provides a JSON representation of the namenode's current startup progress.

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field	Description
static java.lang.String	PATH_SPEC

Constructor Summary

Constructors

Constructor	Description
StartupProgressServlet()

Method Summary

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

Methods inherited from class org.apache.hadoop.hdfs.server.namenode.DfsServlet

getUGI

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 Detail

PATH_SPEC

public static final java.lang.String PATH_SPEC

See Also:

Constant Field Values

Constructor Detail

StartupProgressServlet

public StartupProgressServlet()

Method Detail

doGet

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

Overrides:

doGet in class javax.servlet.http.HttpServlet

Throws:

java.io.IOException