org.apache.hadoop.dfs
Class StreamFile

java.lang.Object
  javax.servlet.GenericServlet
      javax.servlet.http.HttpServlet
          org.apache.hadoop.dfs.StreamFile

All Implemented Interfaces:

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

public class StreamFile
extends javax.servlet.http.HttpServlet

See Also:

Serialized Form

Constructor Summary

StreamFile()

Method Summary

protected org.apache.hadoop.dfs.ClientProtocol	createNameNodeProxy(UnixUserGroupInformation ugi) Create a NameNode proxy from the current ServletContext.
void	doGet(javax.servlet.http.HttpServletRequest request, javax.servlet.http.HttpServletResponse response)
protected UnixUserGroupInformation	getUGI(javax.servlet.http.HttpServletRequest request) Get UserGroupInformation from request

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

StreamFile

public StreamFile()

Method Detail

doGet

public void doGet(javax.servlet.http.HttpServletRequest request,
                  javax.servlet.http.HttpServletResponse response)
           throws javax.servlet.ServletException,
                  IOException

Overrides:

doGet in class javax.servlet.http.HttpServlet

Throws:

javax.servlet.ServletException

IOException

getUGI

protected UnixUserGroupInformation getUGI(javax.servlet.http.HttpServletRequest request)

Get UserGroupInformation from request

createNameNodeProxy

protected org.apache.hadoop.dfs.ClientProtocol createNameNodeProxy(UnixUserGroupInformation ugi)
                                                            throws IOException

Create a NameNode proxy from the current ServletContext.

Throws:

IOException