dk.netarkivet.viewerproxy
Class UnknownCommandResolver

java.lang.Object
  dk.netarkivet.viewerproxy.CommandResolver
      dk.netarkivet.viewerproxy.UnknownCommandResolver

All Implemented Interfaces:

URIResolver, URIResolverHandler

public class UnknownCommandResolver
extends CommandResolver

Wrapper for an URIResolver, which gives failures on specific specific URLs, and forwards all others to the wrapped handler. This allows you to reserve a specific host for commands and get a well-defined error if giving an undefined command.

Field Summary

Fields inherited from class dk.netarkivet.viewerproxy.CommandResolver

ur, VIEWERPROXY_COMMAND_NAME

Fields inherited from interface dk.netarkivet.viewerproxy.URIResolver

NOT_FOUND

Constructor Summary

UnknownCommandResolver(URIResolver ur)
Make a new UnknownCommandResolver, which gives an error for any command- like URL and forwards other URLs to the given URIResolver

Method Summary

protected boolean

executeCommand(Request request, Response response) Helper method that checks if this is a command URL and throw an error if it is.

Methods inherited from class dk.netarkivet.viewerproxy.CommandResolver

isCommandHostRequest, lookup, setURIResolver

Methods inherited from class java.lang.Object

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

Constructor Detail

UnknownCommandResolver

public UnknownCommandResolver(URIResolver ur)

Make a new UnknownCommandResolver, which gives an error for any command- like URL and forwards other URLs to the given URIResolver

Parameters:

ur - The URIResolver to handle all other uris.

Throws:

ArgumentNotValid - if either argument is null.

Method Detail

executeCommand

protected boolean executeCommand(Request request,
                                 Response response)

Helper method that checks if this is a command URL and throw an error if it is.

Specified by:

executeCommand in class CommandResolver

Parameters:

request - The request to check

response - The response to give command results to if it is a command

Returns:

Whether this was a command URL