Use http security nested builder in samples

Issue: gh-5557

samples/javaconfig/openid/src/main/java/org/springframework/security/samples/config/SecurityConfig.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2016 the original author or authors.
+ * Copyright 2002-2019 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.
@@ -26,46 +26,71 @@ public class SecurityConfig extends WebSecurityConfigurerAdapter {
 	@Override
 	protected void configure(HttpSecurity http) throws Exception {
 		http
-			.authorizeRequests()
-				.antMatchers("/resources/**").permitAll()
-				.anyRequest().authenticated()
-				.and()
-			.openidLogin()
-				.loginPage("/login")
-				.permitAll()
-				.authenticationUserDetailsService(new CustomUserDetailsService())
-				.attributeExchange("https://www.google.com/.*")
-					.attribute("email")
-						.type("https://axschema.org/contact/email")
-						.required(true)
-						.and()
-					.attribute("firstname")
-						.type("https://axschema.org/namePerson/first")
-						.required(true)
-						.and()
-					.attribute("lastname")
-						.type("https://axschema.org/namePerson/last")
-						.required(true)
-						.and()
-					.and()
-				.attributeExchange(".*yahoo.com.*")
-					.attribute("email")
-						.type("https://axschema.org/contact/email")
-						.required(true)
-						.and()
-					.attribute("fullname")
-						.type("https://axschema.org/namePerson")
-						.required(true)
-						.and()
-					.and()
-				.attributeExchange(".*myopenid.com.*")
-					.attribute("email")
-						.type("https://schema.openid.net/contact/email")
-						.required(true)
-						.and()
-					.attribute("fullname")
-						.type("https://schema.openid.net/namePerson")
-						.required(true);
+			.authorizeRequests(authorizeRequests ->
+				authorizeRequests
+					.antMatchers("/resources/**").permitAll()
+					.anyRequest().authenticated()
+			)
+			.openidLogin(openidLogin ->
+				openidLogin
+					.loginPage("/login")
+					.permitAll()
+					.authenticationUserDetailsService(new CustomUserDetailsService())
+					.attributeExchange(googleExchange ->
+						googleExchange
+							.identifierPattern("https://www.google.com/.*")
+							.attribute(emailAttribute ->
+								emailAttribute
+									.name("email")
+									.type("https://axschema.org/contact/email")
+									.required(true)
+							)
+							.attribute(firstnameAttribute ->
+								firstnameAttribute
+									.name("firstname")
+									.type("https://axschema.org/namePerson/first")
+									.required(true)
+							)
+							.attribute(lastnameAttribute ->
+								lastnameAttribute
+									.name("lastname")
+									.type("https://axschema.org/namePerson/last")
+									.required(true)
+							)
+					)
+					.attributeExchange(yahooExchange ->
+						yahooExchange
+							.identifierPattern(".*yahoo.com.*")
+							.attribute(emailAttribute ->
+								emailAttribute
+									.name("email")
+									.type("https://axschema.org/contact/email")
+									.required(true)
+							)
+							.attribute(fullnameAttribute ->
+								fullnameAttribute
+									.name("fullname")
+									.type("https://axschema.org/namePerson")
+									.required(true)
+							)
+					)
+					.attributeExchange(myopenidExchange ->
+						myopenidExchange
+							.identifierPattern(".*myopenid.com.*")
+							.attribute(emailAttribute ->
+								emailAttribute
+									.name("email")
+									.type("https://schema.openid.net/contact/email")
+									.required(true)
+							)
+							.attribute(fullnameAttribute ->
+									fullnameAttribute
+									.name("fullname")
+									.type("https://schema.openid.net/namePerson")
+									.required(true)
+							)
+					)
+			);
 	}
 	// @formatter:on
 }