Introduce Ordered Filter and WebFilter interfaces

Add `Ordered` variants of `javax.servlet.Filter` and
`org.springframework.web.server.WebFilter` mainly so that we can
deprecate `FilterRegistrationBean.REQUEST_WRAPPER_FILTER_MAX_ORDER`.

Closes gh-14793

spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/security/SecurityProperties.java

@@ -25,7 +25,7 @@ import java.util.UUID;
 
 import org.springframework.boot.context.properties.ConfigurationProperties;
 import org.springframework.boot.web.servlet.DispatcherType;
-import org.springframework.boot.web.servlet.FilterRegistrationBean;
+import org.springframework.boot.web.servlet.filter.OrderedFilter;
 import org.springframework.core.Ordered;
 import org.springframework.util.StringUtils;
 
@@ -58,7 +58,7 @@ public class SecurityProperties implements SecurityPrerequisite {
 	 * other filters registered with the container). There is no connection between this
 	 * and the {@code @Order} on a WebSecurityConfigurer.
 	 */
-	public static final int DEFAULT_FILTER_ORDER = FilterRegistrationBean.REQUEST_WRAPPER_FILTER_MAX_ORDER
+	public static final int DEFAULT_FILTER_ORDER = OrderedFilter.REQUEST_WRAPPER_FILTER_MAX_ORDER
 			- 100;
 
 	private final Filter filter = new Filter();

spring-boot-project/spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/security/servlet/SecurityAutoConfigurationTests.java

@@ -32,7 +32,7 @@ import org.springframework.boot.autoconfigure.orm.jpa.test.City;
 import org.springframework.boot.test.context.runner.WebApplicationContextRunner;
 import org.springframework.boot.test.rule.OutputCapture;
 import org.springframework.boot.web.servlet.DelegatingFilterProxyRegistrationBean;
-import org.springframework.boot.web.servlet.FilterRegistrationBean;
+import org.springframework.boot.web.servlet.filter.OrderedFilter;
 import org.springframework.context.annotation.AnnotationConfigApplicationContext;
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
@@ -85,8 +85,7 @@ public class SecurityAutoConfigurationTests {
 						.getBean("securityFilterChainRegistration",
 								DelegatingFilterProxyRegistrationBean.class)
 						.getOrder()).isEqualTo(
-								FilterRegistrationBean.REQUEST_WRAPPER_FILTER_MAX_ORDER
-										- 100));
+								OrderedFilter.REQUEST_WRAPPER_FILTER_MAX_ORDER - 100));
 	}
 
 	@Test
@@ -126,8 +125,7 @@ public class SecurityAutoConfigurationTests {
 						.getBean("securityFilterChainRegistration",
 								DelegatingFilterProxyRegistrationBean.class)
 						.getOrder()).isEqualTo(
-								FilterRegistrationBean.REQUEST_WRAPPER_FILTER_MAX_ORDER
-										- 100));
+								OrderedFilter.REQUEST_WRAPPER_FILTER_MAX_ORDER - 100));
 	}
 
 	@Test