added serialVersionUID to serializable classes

api/src/main/java/datawave/security/authorization/DatawaveUser.java

@@ -19,6 +19,8 @@
  * represented with a DatawavePrincipal.
  */
 public class DatawaveUser implements Serializable {
+    private static final long serialVersionUID = -6676807246749142999L;
+
     public enum UserType {
         USER, SERVER
     }

api/src/main/java/datawave/security/authorization/DatawaveUserInfo.java

@@ -14,6 +14,8 @@
  * @see DatawaveUser
  */
 public class DatawaveUserInfo implements Serializable {
+    private static final long serialVersionUID = 6644439736099548284L;
+
     private final SubjectIssuerDNPair dn;
     private final UserType userType;
     private final long creationTime;

api/src/main/java/datawave/security/authorization/SubjectIssuerDNPair.java

@@ -12,6 +12,8 @@
  * A simple pair containing a subject and (optional) issuer DN. The supplied DN values are normalized into a lower-case form with the CN portion first.
  */
 public class SubjectIssuerDNPair implements Serializable {
+    private static final long serialVersionUID = -7558558154126871405L;
+
     private final String subjectDN;
     private final String issuerDN;
 

service/src/main/java/datawave/microservice/authorization/oauth/AuthorizationRequest.java

@@ -5,7 +5,8 @@
 import datawave.microservice.authorization.user.DatawaveUserDetails;
 
 public class AuthorizationRequest implements Serializable {
-
+    private static final long serialVersionUID = -6916962468855241150L;
+
     private DatawaveUserDetails datawaveUserDetails;
     private AuthorizedClient authorizedClient;
     private String redirect_uri;

service/src/main/java/datawave/microservice/authorization/oauth/AuthorizedClient.java

@@ -3,7 +3,8 @@
 import java.io.Serializable;
 
 public class AuthorizedClient implements Serializable {
-
+    private static final long serialVersionUID = -270281918896008012L;
+
     private String client_id;
     private String client_name;
     private String client_secret;