org.persvr.remote
Class PersevereFilter

java.lang.Object
  HttpServlet
      org.persvr.remote.PersevereServlet
          org.persvr.remote.PersevereFilter

public class PersevereFilter
extends PersevereServlet

This class is the main filter through which all requests should be funneled. It examines each request to determine if there is a corresponding data source to with data for the handling of the request. This filter handles the different HTTP methods including GET,PUT,POST, and DELETE

Author:

Kris Zyp

Nested Class Summary

static class	PersevereFilter.ConditionFailedException
static interface	PersevereFilter.LocalDataSource
static interface	PersevereFilter.RequestListener

Nested classes/interfaces inherited from class org.persvr.remote.PersevereServlet

PersevereServlet.Action

Field Summary

static java.text.DateFormat

preciseFormatter

Constructor Summary

PersevereFilter()

Method Summary

static void	addRequestListener(PersevereFilter.RequestListener listener)
void	doFilter(ServletRequest servletRequest, ServletResponse servletResponse, FilterChain filterChain)
void	doGet(HttpServletRequest request, HttpServletResponse response)
static java.lang.String	getHeader(HttpServletRequest request, java.lang.String name)
static java.lang.String	getParameter(HttpServletRequest request, java.lang.String name)
static java.lang.String	getParameterFromQueryString(HttpServletRequest request, java.lang.String name)
static java.lang.String	getParameterFromUrlEncoded(java.lang.String urlEncoded, java.lang.String name)
void	init(FilterConfig config)
void	setHeader(java.lang.String name, java.lang.String value, java.lang.Object headerTarget)
static java.lang.String	slurp(java.io.Reader in)

Methods inherited from class org.persvr.remote.PersevereServlet

doGet, doPost, doPost, handleOutputMethods

Methods inherited from class java.lang.Object

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

Field Detail

preciseFormatter

public static java.text.DateFormat preciseFormatter

Constructor Detail

PersevereFilter

public PersevereFilter()

Method Detail

init

public void init(FilterConfig config)
          throws ServletException

Throws:

ServletException

addRequestListener

public static void addRequestListener(PersevereFilter.RequestListener listener)

getParameterFromUrlEncoded

public static java.lang.String getParameterFromUrlEncoded(java.lang.String urlEncoded,
                                                          java.lang.String name)

getParameterFromQueryString

public static java.lang.String getParameterFromQueryString(HttpServletRequest request,
                                                           java.lang.String name)

getHeader

public static java.lang.String getHeader(HttpServletRequest request,
                                         java.lang.String name)

getParameter

public static java.lang.String getParameter(HttpServletRequest request,
                                            java.lang.String name)

doFilter

public void doFilter(ServletRequest servletRequest,
                     ServletResponse servletResponse,
                     FilterChain filterChain)
              throws java.io.IOException,
                     ServletException

Throws:

java.io.IOException

ServletException

setHeader

public void setHeader(java.lang.String name,
                      java.lang.String value,
                      java.lang.Object headerTarget)

doGet

public void doGet(HttpServletRequest request,
                  HttpServletResponse response)
           throws ServletException,
                  java.io.IOException

Overrides:

doGet in class PersevereServlet

Throws:

ServletException

java.io.IOException

slurp

public static java.lang.String slurp(java.io.Reader in)
                              throws java.io.IOException

Throws:

java.io.IOException