com.norconex.collector.http.redirect

Class RedirectStrategyWrapper

java.lang.Object

com.norconex.collector.http.redirect.RedirectStrategyWrapper

All Implemented Interfaces:

RedirectStrategy

public class RedirectStrategyWrapper
extends Object
implements RedirectStrategy

This class is used by each crawler instance to wrap the original redirect strategy set on the HttpClient to make sure redirect target URLs are handled as required. Target URLs are treated as new URLs to potentially process, while the original URL gets rejected.

Since:

2.4.0

Author:

Pascal Essiembre

Constructor Summary

Constructors

Constructor and Description
RedirectStrategyWrapper(RedirectStrategy nested, IRedirectURLProvider redirectURLProvider)

Method Summary

Modifier and Type	Method and Description
RedirectStrategy	getOriginalRedirectStrategy()
HttpUriRequest	getRedirect(HttpRequest request, HttpResponse response, HttpContext context)
static String	getRedirectURL()
IRedirectURLProvider	getRedirectURLProvider() Gets the redirect URL provider.
boolean	isRedirected(HttpRequest request, HttpResponse response, HttpContext context)
static void	setRedirectURL(String redirectUrl) Sets the redirect URL.

Methods inherited from class java.lang.Object

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

Constructor Detail

RedirectStrategyWrapper

public RedirectStrategyWrapper(RedirectStrategy nested,
                               IRedirectURLProvider redirectURLProvider)

Method Detail

getRedirectURL

public static String getRedirectURL()

setRedirectURL

public static void setRedirectURL(String redirectUrl)

Sets the redirect URL. This method is normally never invoked unless you cannot rely on the default crawler behavior to set it for you.

Parameters:

redirectUrl - redirect URL

Since:

2.7.0

getRedirectURLProvider

public IRedirectURLProvider getRedirectURLProvider()

Gets the redirect URL provider.

Returns:

the redirect URL provider

isRedirected

public boolean isRedirected(HttpRequest request,
                            HttpResponse response,
                            HttpContext context)
                     throws ProtocolException

Specified by:

isRedirected in interface RedirectStrategy

Throws:

ProtocolException

getRedirect

public HttpUriRequest getRedirect(HttpRequest request,
                                  HttpResponse response,
                                  HttpContext context)
                           throws ProtocolException

Specified by:

getRedirect in interface RedirectStrategy

Throws:

ProtocolException

getOriginalRedirectStrategy

public RedirectStrategy getOriginalRedirectStrategy()