Update links to point to migrated samples

Closes gh-9816

docs/guides/spring-security-docs-guides.gradle

@@ -17,7 +17,6 @@ asciidoctor {
 			idseparator: '-',
 			doctype: 'book',
 			'spring-security-version' : project.version,
-			'download-url' : getDownloadUrl(),
 			'include-maven-repository' : getMavenRepositoryInclude(),
 			revnumber : project.version,
 			'gh-samples-url': ghSamplesUrl,
@@ -31,11 +30,6 @@ ext.spec = copySpec {
 	}
 }
 
-def getDownloadUrl() {
-	snapshotBuild ? "https://github.com/spring-projects/spring-security/archive/main.zip" : "https://github.com/spring-projects/spring-security/archive/${project.version}.zip"
-}
-
-
 def getMavenRepositoryInclude() {
 	if(snapshotBuild) {
 		return "_includes/maven-repository-snapshot.asc"

docs/manual/src/docs/asciidoc/_includes/reactive/method.adoc

@@ -234,4 +234,4 @@ class SecurityConfig {
 ----
 ====
 
-You can find a complete sample in {gh-samples-url}/javaconfig/hellowebflux-method[hellowebflux-method]
+You can find a complete sample in {gh-samples-url}/reactive/webflux/java/method[hellowebflux-method]

docs/manual/src/docs/asciidoc/_includes/reactive/oauth2/login.adoc

@@ -12,7 +12,7 @@ NOTE: OAuth 2.0 Login is implemented by using the *Authorization Code Grant*, as
 
 Spring Boot 2.0 brings full auto-configuration capabilities for OAuth 2.0 Login.
 
-This section shows how to configure the {gh-samples-url}/boot/oauth2login-webflux[*OAuth 2.0 Login WebFlux sample*] using _Google_ as the _Authentication Provider_ and covers the following topics:
+This section shows how to configure the {gh-samples-url}/reactive/webflux/java/oauth2/login[*OAuth 2.0 Login WebFlux sample*] using _Google_ as the _Authentication Provider_ and covers the following topics:
 
 * <<webflux-oauth2-login-sample-setup,Initial setup>>
 * <<webflux-oauth2-login-sample-redirect,Setting the redirect URI>>

docs/manual/src/docs/asciidoc/_includes/reactive/oauth2/resource-server.adoc

@@ -11,7 +11,7 @@ This authorization server can be consulted by resource servers to authorize requ
 
 [NOTE]
 ====
-A complete working example for {gh-samples-url}/boot/oauth2resourceserver-webflux[*JWTs*]  is available in the {gh-samples-url}[Spring Security repository].
+A complete working example for {gh-samples-url}/reactive/webflux/java/oauth2/resource-server[*JWTs*]  is available in the {gh-samples-url}[Spring Security repository].
 ====
 
 [[webflux-oauth2resourceserver-jwt-minimaldependencies]]

docs/manual/src/docs/asciidoc/_includes/reactive/registered-oauth2-authorized-client.adoc

@@ -5,7 +5,7 @@ Spring Security allows resolving an access token using `@RegisteredOAuth2Authori
 
 [NOTE]
 ====
-A working example can be found in {gh-samples-url}/boot/oauth2webclient-webflux[*OAuth 2.0 WebClient WebFlux sample*].
+A working example can be found in {gh-samples-url}/reactive/webflux/java/oauth2/webclient[*OAuth 2.0 WebClient WebFlux sample*].
 ====
 
 After configuring Spring Security for <<webflux-oauth2-login,OAuth2 Login>> or as an <<webflux-oauth2-client,OAuth2 Client>>, an `OAuth2AuthorizedClient` can be resolved using the following:

docs/manual/src/docs/asciidoc/_includes/reactive/rsocket.adoc

@@ -6,7 +6,7 @@ The main entry point into security is found in the `PayloadSocketAcceptorInterce
 
 You can find a few sample applications that demonstrate the code below:
 
-* Hello RSocket {gh-samples-url}/boot/hellorsocket[hellorsocket]
+* Hello RSocket {gh-samples-url}/reactive/rsocket/hello-security[hellorsocket]
 * https://github.com/rwinch/spring-flights/tree/security[Spring Flights]
 
 

docs/manual/src/docs/asciidoc/_includes/reactive/webflux.adoc

@@ -4,9 +4,9 @@
 Spring Security's WebFlux support relies on a `WebFilter` and works the same for Spring WebFlux and Spring WebFlux.Fn.
 You can find a few sample applications that demonstrate the code below:
 
-* Hello WebFlux {gh-samples-url}/boot/hellowebflux[hellowebflux]
-* Hello WebFlux.Fn {gh-samples-url}/boot/hellowebfluxfn[hellowebfluxfn]
-* Hello WebFlux Method {gh-samples-url}/boot/hellowebflux-method[hellowebflux-method]
+* Hello WebFlux {gh-samples-url}/reactive/webflux/java/hello-security[hellowebflux]
+* Hello WebFlux.Fn {gh-samples-url}/reactive/webflux-fn/hello-security[hellowebfluxfn]
+* Hello WebFlux Method {gh-samples-url}/reactive/webflux/java/method[hellowebflux-method]
 
 
 == Minimal WebFlux Security Configuration

docs/manual/src/docs/asciidoc/_includes/servlet/authentication/preauth.adoc

@@ -147,5 +147,4 @@ It's also assumed that you have added a `UserDetailsService` (called "userDetail
 The class `J2eePreAuthenticatedProcessingFilter` will extract the username from the `userPrincipal` property of the `HttpServletRequest`.
 Use of this filter would usually be combined with the use of Java EE roles as described above in <<j2ee-preauth-details>>.
 
-There is a sample application in the codebase which uses this approach, so get hold of the code from github and have a look at the application context file if you are interested.
-The code is in the `samples/xml/preauth` directory.
+There is a {gh-old-samples-url}/xml/preauth[sample application] in the samples project which uses this approach, so get hold of the code from GitHub and have a look at the application context file if you are interested.

docs/manual/src/docs/asciidoc/_includes/servlet/authentication/x509.adoc

@@ -52,7 +52,7 @@ This means that you can easily use X.509 authentication with other options such
 
 [[x509-ssl-config]]
 === Setting up SSL in Tomcat
-There are some pre-generated certificates in the `samples/certificate` directory in the Spring Security project.
+There are some pre-generated certificates in the {gh-samples-url}/servlet/java-configuration/authentication/x509/server[Spring Security Samples repository].
 You can use these to enable SSL for testing if you don't want to generate your own.
 The file `server.jks` contains the server certificate, private key and the issuing certificate authority certificate.
 There are also some client certificate files for the users from the sample applications.

docs/manual/src/docs/asciidoc/_includes/servlet/hello/index.adoc

@@ -5,7 +5,7 @@ This section covers the minimum setup for how to use Spring Security with Spring
 
 [NOTE]
 ====
-The completed application can be found at {gh-samples-url}/boot/helloworld[samples/boot/helloworld]
+The completed application can be found {gh-samples-url}/servlet/spring-boot/java/hello-security[in our samples repository].
 For your convenience, you can download a minimal Spring Boot + Spring Security application by https://start.spring.io/starter.zip?type=maven-project&language=java&packaging=jar&jvmVersion=1.8&groupId=example&artifactId=hello-security&name=hello-security&description=Hello%20Security&packageName=example.hello-security&dependencies=web,security[clicking here].
 ====
 

docs/manual/src/docs/asciidoc/_includes/servlet/oauth2/oauth2-login.adoc

@@ -12,7 +12,7 @@ NOTE: OAuth 2.0 Login is implemented by using the *Authorization Code Grant*, as
 
 Spring Boot 2.x brings full auto-configuration capabilities for OAuth 2.0 Login.
 
-This section shows how to configure the {gh-samples-url}/boot/oauth2login[*OAuth 2.0 Login sample*] using _Google_ as the _Authentication Provider_ and covers the following topics:
+This section shows how to configure the {gh-samples-url}/servlet/spring-boot/java/oauth2/login[*OAuth 2.0 Login sample*] using _Google_ as the _Authentication Provider_ and covers the following topics:
 
 * <<oauth2login-sample-initial-setup,Initial setup>>
 * <<oauth2login-sample-redirect-uri,Setting the redirect URI>>

docs/manual/src/docs/asciidoc/_includes/servlet/oauth2/oauth2-resourceserver.adoc

@@ -15,7 +15,7 @@ This section provides details on how Spring Security provides support for OAuth
 
 [NOTE]
 ====
-Working samples for both {gh-samples-url}/boot/oauth2resourceserver[JWTs] and {gh-samples-url}/boot/oauth2resourceserver-opaque[Opaque Tokens] are available in the {gh-samples-url}[Spring Security repository].
+Working samples for both {gh-samples-url}/servlet/spring-boot/java/oauth2/resource-server/jwe[JWTs] and {gh-samples-url}/servlet/spring-boot/java/oauth2/resource-server/opaque[Opaque Tokens] are available in the {gh-samples-url}[Spring Security Samples repository].
 ====
 
 Let's take a look at how Bearer Token Authentication works within Spring Security.

docs/manual/src/docs/asciidoc/_includes/servlet/saml2/saml2-login.adoc

@@ -16,7 +16,7 @@ This process is similar to the one started in 2017 for <<oauth2,Spring Security'
 
 [NOTE]
 ====
-A working sample for {gh-samples-url}/boot/saml2login[SAML 2.0 Login] is available in the {gh-samples-url}[Spring Security repository].
+A working sample for {gh-samples-url}/servlet/spring-boot/java/saml2-login[SAML 2.0 Login] is available in the {gh-samples-url}[Spring Security Samples repository].
 ====
 
 Let's take a look at how SAML 2.0 Relying Party Authentication works within Spring Security.