Add properties for SAML relying party single logout

Closes gh-30128

Co-authored-by: Madhura Bhave <bhavem@vmware.com>

spring-boot-project/spring-boot-docs/src/main/java/org/springframework/boot/docs/web/security/saml2/relyingparty/MySamlRelyingPartyConfiguration.java

@@ -0,0 +1,36 @@
+/*
+ * Copyright 2012-2022 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.springframework.boot.docs.web.security.saml2.relyingparty;
+
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.security.config.annotation.web.builders.HttpSecurity;
+import org.springframework.security.web.SecurityFilterChain;
+
+@Configuration(proxyBeanMethods = false)
+public class MySamlRelyingPartyConfiguration {
+
+	@Bean
+	public SecurityFilterChain securityFilterChain(HttpSecurity http) throws Exception {
+		http.authorizeRequests().anyRequest().authenticated();
+		http.saml2Login();
+		http.saml2Logout((saml2) -> saml2.logoutRequest((request) -> request.logoutUrl("/SLOService.saml2"))
+				.logoutResponse((response) -> response.logoutUrl("/SLOService.saml2")));
+		return http.build();
+	}
+
+}