System accounts

security/src/main/java/org/genesys/blocks/security/model/BasicUser.java

@@ -20,6 +20,7 @@ import java.util.Collection;
 import java.util.Date;
 import java.util.HashSet;
 import java.util.Set;
+import java.util.UUID;
 import java.util.stream.Collectors;
 
 import javax.persistence.CollectionTable;
@@ -30,6 +31,7 @@ import javax.persistence.Enumerated;
 import javax.persistence.FetchType;
 import javax.persistence.JoinColumn;
 import javax.persistence.MappedSuperclass;
+import javax.persistence.PrePersist;
 import javax.persistence.Temporal;
 import javax.persistence.TemporalType;
 import javax.persistence.Transient;
@@ -53,9 +55,12 @@ public abstract class BasicUser<R extends GrantedAuthority> extends AuditedVersi
 	private static final long serialVersionUID = -5318892732608111516L;
 
 	public static enum AccountType {
-		LOCAL, LDAP, GOOGLE
+		LOCAL, LDAP, GOOGLE, SYSTEM
 	}
 
+	@Column(length = 36, unique = true)
+	private String uuid;
+
 	@JsonView(JsonViews.Public.class)
 	@Column(nullable = false, unique = true, length = 60)
 	private String email;
@@ -97,6 +102,13 @@ public abstract class BasicUser<R extends GrantedAuthority> extends AuditedVersi
 	@Column(length = 20)
 	private AccountType accountType = AccountType.LOCAL;
 
+	@PrePersist
+	void ensureUUID() {
+		if (this.uuid == null) {
+			this.uuid = UUID.nameUUIDFromBytes(getEmail().getBytes()).toString();
+		}
+	}
+
 	public String getEmail() {
 		return email;
 	}
@@ -157,6 +169,14 @@ public abstract class BasicUser<R extends GrantedAuthority> extends AuditedVersi
 		this.roles = roles;
 	}
 
+	public String getUuid() {
+		return uuid;
+	}
+
+	public void setUuid(final String uuid) {
+		this.uuid = uuid;
+	}
+
 	@Override
 	public String toString() {
 		return MessageFormat.format("id={0} email={1} fullName={2}", getId(), email, fullName);
@@ -175,7 +195,7 @@ public abstract class BasicUser<R extends GrantedAuthority> extends AuditedVersi
 
 	@Override
 	public String getUsername() {
-		return email;
+		return uuid;
 	}
 
 	@Override