com.groiss.servlet
Class FileServlet

java.lang.Object
  javax.servlet.GenericServlet
      javax.servlet.http.HttpServlet
          com.groiss.servlet.FileServlet

All Implemented Interfaces:

Serializable, Servlet, ServletConfig

public class FileServlet
extends HttpServlet

This servlet is for sending file to the browser.

See Also:

Serialized Form

Field Summary

protected static long	cnt
protected static String	documentRoot
protected static long	expires
protected static Map<String,String>	roots
protected static Map<String,String>	virtualRoots

Constructor Summary

FileServlet()

Method Summary

static void	addVirtualRoot(String id, String root)
static com.groiss.cache.FileCacheItem	findFile(Locale l, String root, String path)
static com.groiss.cache.FileCacheItem	findFile(Locale l, String root, String path, String starts) lookup a file in the locale dependent file tree
static String	getDocumentRoot()
static String	getMappedImage(String imagePath) Returns the shiny path for the passed image path.
static long	getRequestCount()
static String	getVirtualRoot(String id)
static String	getVirtualRoot(String vroot, String loc)
static HttpServletRequest	logRequest(HttpServletRequest req, HttpServletResponse res)
static void	logRequestProcessed(long startTime, HttpServletRequest req)
protected void	service(HttpServletRequest req, HttpServletResponse res)

Methods inherited from class javax.servlet.http.HttpServlet

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

virtualRoots

protected static final Map<String,String> virtualRoots

roots

protected static final Map<String,String> roots

documentRoot

protected static String documentRoot

cnt

protected static long cnt

expires

protected static long expires

Constructor Detail

FileServlet

public FileServlet()

Method Detail

service

protected void service(HttpServletRequest req,
                       HttpServletResponse res)
                throws IOException,
                       ServletException

Overrides:

service in class HttpServlet

Throws:

IOException

ServletException

getVirtualRoot

public static String getVirtualRoot(String id)

getRequestCount

public static long getRequestCount()

getVirtualRoot

public static String getVirtualRoot(String vroot,
                                    String loc)

addVirtualRoot

public static void addVirtualRoot(String id,
                                  String root)

getDocumentRoot

public static String getDocumentRoot()

findFile

public static com.groiss.cache.FileCacheItem findFile(Locale l,
                                                      String root,
                                                      String path)
                                               throws FileNotFoundException,
                                                      IOException

Throws:

FileNotFoundException

IOException

findFile

public static com.groiss.cache.FileCacheItem findFile(Locale l,
                                                      String root,
                                                      String path,
                                                      String starts)
                                               throws FileNotFoundException,
                                                      IOException

lookup a file in the locale dependent file tree

Parameters:

l - the locale, can be null for locale independent files

root - the root of search

path - the relative path of the resource

starts - the id of the application, needed for finding the resource to make the language substitutions

Throws:

FileNotFoundException

IOException

logRequest

public static HttpServletRequest logRequest(HttpServletRequest req,
                                            HttpServletResponse res)

logRequestProcessed

public static void logRequestProcessed(long startTime,
                                       HttpServletRequest req)

getMappedImage

public static String getMappedImage(String imagePath)

Returns the shiny path for the passed image path. If no shiny path is available the passed path is returned.

Parameters:

imagePath - the original path of the image

Returns:

the path for the shiny version of the image