org.eclipse.jgit.http.server.glue
Class MetaFilter

java.lang.Object
  extended by org.eclipse.jgit.http.server.glue.MetaFilter
All Implemented Interfaces:
javax.servlet.Filter
Direct Known Subclasses:
GitFilter

public class MetaFilter
extends Object
implements javax.servlet.Filter

Generic container filter to manage routing to different pipelines.

Callers can create and configure a new processing pipeline by using one of the serve(String) or serveRegex(String) methods to allocate a binder for a particular URL pattern.

Registered filters and servlets are initialized lazily, usually during the first request. Once initialized the bindings in this servlet cannot be modified without destroying the servlet and thereby destroying all registered filters and servlets.


Constructor Summary
MetaFilter()
          Empty filter with no bindings.
 
Method Summary
 void destroy()
           
 void doFilter(javax.servlet.ServletRequest request, javax.servlet.ServletResponse response, javax.servlet.FilterChain chain)
           
 void init(javax.servlet.FilterConfig filterConfig)
           
protected  ServletBinder register(ServletBinder b)
          Configure a newly created binder.
 ServletBinder serve(String path)
          Construct a binding for a specific path.
 ServletBinder serveRegex(String expression)
          Construct a binding for a regular expression.
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

MetaFilter

public MetaFilter()
Empty filter with no bindings.

Method Detail

serve

public ServletBinder serve(String path)
Construct a binding for a specific path.

Parameters:
path - pattern to match.
Returns:
binder for the passed path.

serveRegex

public ServletBinder serveRegex(String expression)
Construct a binding for a regular expression.

Parameters:
expression - the regular expression to pattern match the URL against.
Returns:
binder for the passed expression.

init

public void init(javax.servlet.FilterConfig filterConfig)
          throws javax.servlet.ServletException
Specified by:
init in interface javax.servlet.Filter
Throws:
javax.servlet.ServletException

destroy

public void destroy()
Specified by:
destroy in interface javax.servlet.Filter

doFilter

public void doFilter(javax.servlet.ServletRequest request,
                     javax.servlet.ServletResponse response,
                     javax.servlet.FilterChain chain)
              throws IOException,
                     javax.servlet.ServletException
Specified by:
doFilter in interface javax.servlet.Filter
Throws:
IOException
javax.servlet.ServletException

register

protected ServletBinder register(ServletBinder b)
Configure a newly created binder.

Parameters:
b - the newly created binder.
Returns:
binder for the caller, potentially after adding one or more filters into the pipeline.


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