Deprecate Jackson 2 support

This commit does not cover webauthn which is a special case (uses
jackson sub-package for Jackson 2 support) which will be handled in
a distinct commit.

See spring-projectsgh-17832
Signed-off-by: Sébastien Deleuze <sdeleuze@users.noreply.github.com>

Author: sdeleuze

cas/src/main/java/org/springframework/security/cas/jackson2/AssertionImplMixin.java

@@ -33,6 +33,7 @@
  * this class we need to register with
  * {@link com.fasterxml.jackson.databind.ObjectMapper}. Type information will be stored
  * in @class property.
+ *
  * <p>
  * <pre>
  *     ObjectMapper mapper = new ObjectMapper();
@@ -43,7 +44,10 @@
  * @since 4.2
  * @see CasJackson2Module
  * @see org.springframework.security.jackson2.SecurityJackson2Modules
+ * @deprecated as of 7.0 in favor of
+ * {@code org.springframework.security.cas.jackson.AssertionImplMixin} based on Jackson 3
  */
+@Deprecated(forRemoval = true)
 @JsonTypeInfo(use = JsonTypeInfo.Id.CLASS, include = JsonTypeInfo.As.PROPERTY)
 @JsonAutoDetect(fieldVisibility = JsonAutoDetect.Visibility.ANY, getterVisibility = JsonAutoDetect.Visibility.NONE,
 		isGetterVisibility = JsonAutoDetect.Visibility.NONE)

cas/src/main/java/org/springframework/security/cas/jackson2/AttributePrincipalImplMixin.java

@@ -30,6 +30,7 @@
  * {@link org.apereo.cas.client.authentication.AttributePrincipalImpl} which is used with
  * {@link org.springframework.security.cas.authentication.CasAuthenticationToken}. Type
  * information will be stored in property named @class.
+ *
  * <p>
  * <pre>
  *     ObjectMapper mapper = new ObjectMapper();
@@ -40,7 +41,11 @@
  * @since 4.2
  * @see CasJackson2Module
  * @see org.springframework.security.jackson2.SecurityJackson2Modules
+ * @deprecated as of 7.0 in favor of
+ * {@code org.springframework.security.cas.jackson.AttributePrincipalImplMixin} based on
+ * Jackson 3
  */
+@Deprecated(forRemoval = true)
 @JsonTypeInfo(use = JsonTypeInfo.Id.CLASS, include = JsonTypeInfo.As.PROPERTY)
 @JsonAutoDetect(fieldVisibility = JsonAutoDetect.Visibility.ANY, getterVisibility = JsonAutoDetect.Visibility.NONE,
 		isGetterVisibility = JsonAutoDetect.Visibility.NONE)

cas/src/main/java/org/springframework/security/cas/jackson2/CasAuthenticationTokenMixin.java

@@ -40,7 +40,6 @@
  * </ol>
  *
  * <p>
- *
  * <pre>
  *     ObjectMapper mapper = new ObjectMapper();
  *     mapper.registerModule(new CasJackson2Module());
@@ -50,7 +49,11 @@
  * @since 4.2
  * @see CasJackson2Module
  * @see org.springframework.security.jackson2.SecurityJackson2Modules
+ * @deprecated as of 7.0 in favor of
+ * {@code org.springframework.security.cas.jackson.CasAuthenticationTokenMixin} based on
+ * Jackson 3
  */
+@Deprecated(forRemoval = true)
 @JsonTypeInfo(use = JsonTypeInfo.Id.CLASS, include = JsonTypeInfo.As.PROPERTY)
 @JsonAutoDetect(fieldVisibility = JsonAutoDetect.Visibility.ANY, isGetterVisibility = JsonAutoDetect.Visibility.NONE,
 		getterVisibility = JsonAutoDetect.Visibility.NONE, creatorVisibility = JsonAutoDetect.Visibility.ANY)

cas/src/main/java/org/springframework/security/cas/jackson2/CasJackson2Module.java

@@ -37,11 +37,14 @@
  * </pre> <b>Note: use {@link SecurityJackson2Modules#getModules(ClassLoader)} to get list
  * of all security modules on the classpath.</b>
  *
- * @author Jitendra Singh.
+ * @author Jitendra Singh
  * @since 4.2
  * @see org.springframework.security.jackson2.SecurityJackson2Modules
+ * @deprecated as of 7.0 in favor of
+ * {@link org.springframework.security.cas.jackson.CasJacksonModule} based on Jackson 3
  */
-@SuppressWarnings("serial")
+@Deprecated(forRemoval = true)
+@SuppressWarnings({ "serial", "removal" })
 public class CasJackson2Module extends SimpleModule {
 
 	public CasJackson2Module() {

cas/src/test/java/org/springframework/security/cas/jackson2/CasAuthenticationTokenMixinTests.java

@@ -44,6 +44,7 @@
  * @author Jitendra Singh
  * @since 4.2
  */
+@SuppressWarnings("removal")
 public class CasAuthenticationTokenMixinTests {
 
 	private static final String KEY = "casKey";

core/src/main/java/org/springframework/security/jackson2/AbstractUnmodifiableCollectionDeserializer.java

@@ -38,7 +38,11 @@
  * @param <T> the type of the unmodifiable collection, such as {@link List} or
  * {@link Set}.
  * @author Hyunmin Choi
+ * @deprecated as of 7.0 in favor of
+ * {@code org.springframework.security.jackson.AbstractUnmodifiableCollectionDeserializer}
+ * based on Jackson 3
  */
+@Deprecated(forRemoval = true)
 abstract class AbstractUnmodifiableCollectionDeserializer<T> extends JsonDeserializer<T> {
 
 	@Override

core/src/main/java/org/springframework/security/jackson2/AnonymousAuthenticationTokenMixin.java

@@ -43,11 +43,15 @@
  * @since 4.2
  * @see CoreJackson2Module
  * @see SecurityJackson2Modules
+ * @deprecated as of 7.0 in favor of
+ * {@code org.springframework.security.jackson.AnonymousAuthenticationTokenMixin} based on
+ * Jackson 3
  */
 @JsonTypeInfo(use = JsonTypeInfo.Id.CLASS, include = JsonTypeInfo.As.PROPERTY)
 @JsonAutoDetect(fieldVisibility = JsonAutoDetect.Visibility.ANY, isGetterVisibility = JsonAutoDetect.Visibility.NONE,
 		getterVisibility = JsonAutoDetect.Visibility.NONE, creatorVisibility = JsonAutoDetect.Visibility.ANY)
 @JsonIgnoreProperties(ignoreUnknown = true)
+@Deprecated(forRemoval = true)
 class AnonymousAuthenticationTokenMixin {
 
 	/**

core/src/main/java/org/springframework/security/jackson2/BadCredentialsExceptionMixin.java

@@ -38,9 +38,13 @@
  * @author Yannick Lombardi
  * @since 5.0
  * @see CoreJackson2Module
+ * @deprecated as of 7.0 in favor of
+ * {@code org.springframework.security.jackson.BadCredentialsExceptionMixin} based on
+ * Jackson 3
  */
 @JsonTypeInfo(use = JsonTypeInfo.Id.CLASS, include = JsonTypeInfo.As.PROPERTY)
 @JsonIgnoreProperties(ignoreUnknown = true, value = { "cause", "stackTrace", "authenticationRequest" })
+@Deprecated(forRemoval = true)
 class BadCredentialsExceptionMixin {
 
 	/**

core/src/main/java/org/springframework/security/jackson2/CoreJackson2Module.java

@@ -43,11 +43,14 @@
  * </pre> <b>Note: use {@link SecurityJackson2Modules#getModules(ClassLoader)} to get list
  * of all security modules.</b>
  *
- * @author Jitendra Singh.
+ * @author Jitendra Singh
  * @since 4.2
  * @see SecurityJackson2Modules
+ * @deprecated as of 7.0 in favor of
+ * {@link org.springframework.security.jackson.CoreJacksonModule} based on Jackson 3
  */
-@SuppressWarnings("serial")
+@SuppressWarnings({ "serial", "removal" })
+@Deprecated(forRemoval = true)
 public class CoreJackson2Module extends SimpleModule {
 
 	public CoreJackson2Module() {

core/src/main/java/org/springframework/security/jackson2/RememberMeAuthenticationTokenMixin.java

@@ -50,11 +50,15 @@
  * @since 4.2
  * @see CoreJackson2Module
  * @see SecurityJackson2Modules
+ * @deprecated as of 7.0 in favor of
+ * {@code org.springframework.security.jackson.RememberMeAuthenticationTokenMixin} based
+ * on Jackson 3
  */
 @JsonTypeInfo(use = JsonTypeInfo.Id.CLASS, include = JsonTypeInfo.As.PROPERTY)
 @JsonAutoDetect(fieldVisibility = JsonAutoDetect.Visibility.ANY, getterVisibility = JsonAutoDetect.Visibility.NONE,
 		isGetterVisibility = JsonAutoDetect.Visibility.NONE, creatorVisibility = JsonAutoDetect.Visibility.ANY)
 @JsonIgnoreProperties(ignoreUnknown = true)
+@Deprecated(forRemoval = true)
 class RememberMeAuthenticationTokenMixin {
 
 	/**