thingsboard-aplcache

diff --git a/application/src/main/java/org/thingsboard/server/controller/CustomerController.java b/application/src/main/java/org/thingsboard/server/controller/CustomerController.java
index 93180e7..c54973f 100644
--- a/application/src/main/java/org/thingsboard/server/controller/CustomerController.java
+++ b/application/src/main/java/org/thingsboard/server/controller/CustomerController.java
@@ -59,11 +59,7 @@ public class CustomerController extends BaseController {
             ObjectMapper objectMapper = new ObjectMapper();
             ObjectNode infoObject = objectMapper.createObjectNode();
             infoObject.put("title", customer.getTitle());
-            boolean isPublic = false;
-            if (customer.getAdditionalInfo() != null && customer.getAdditionalInfo().has(IS_PUBLIC)) {
-                isPublic = customer.getAdditionalInfo().get(IS_PUBLIC).asBoolean();
-            }
-            infoObject.put(IS_PUBLIC, isPublic);
+            infoObject.put(IS_PUBLIC, customer.isPublic());
             return infoObject;
         } catch (Exception e) {
             throw handleException(e);

diff --git a/application/src/main/java/org/thingsboard/server/service/security/auth/jwt/RefreshTokenAuthenticationProvider.java b/application/src/main/java/org/thingsboard/server/service/security/auth/jwt/RefreshTokenAuthenticationProvider.java
index 811f39f..be5e546 100644
--- a/application/src/main/java/org/thingsboard/server/service/security/auth/jwt/RefreshTokenAuthenticationProvider.java
+++ b/application/src/main/java/org/thingsboard/server/service/security/auth/jwt/RefreshTokenAuthenticationProvider.java
@@ -103,13 +103,11 @@ public class RefreshTokenAuthenticationProvider implements AuthenticationProvide
         if (publicCustomer == null) {
             throw new UsernameNotFoundException("Public entity not found by refresh token");
         }
-        boolean isPublic = false;
-        if (publicCustomer.getAdditionalInfo() != null && publicCustomer.getAdditionalInfo().has("isPublic")) {
-            isPublic = publicCustomer.getAdditionalInfo().get("isPublic").asBoolean();
-        }
-        if (!isPublic) {
+
+        if (!publicCustomer.isPublic()) {
             throw new BadCredentialsException("Refresh token is not valid");
         }
+
         User user = new User(new UserId(UUIDBased.EMPTY));
         user.setTenantId(publicCustomer.getTenantId());
         user.setCustomerId(publicCustomer.getId());

diff --git a/application/src/main/java/org/thingsboard/server/service/security/auth/rest/RestAuthenticationProvider.java b/application/src/main/java/org/thingsboard/server/service/security/auth/rest/RestAuthenticationProvider.java
index af10674..6615023 100644
--- a/application/src/main/java/org/thingsboard/server/service/security/auth/rest/RestAuthenticationProvider.java
+++ b/application/src/main/java/org/thingsboard/server/service/security/auth/rest/RestAuthenticationProvider.java
@@ -108,11 +108,7 @@ public class RestAuthenticationProvider implements AuthenticationProvider {
         if (publicCustomer == null) {
             throw new UsernameNotFoundException("Public entity not found: " + publicId);
         }
-        boolean isPublic = false;
-        if (publicCustomer.getAdditionalInfo() != null && publicCustomer.getAdditionalInfo().has("isPublic")) {
-            isPublic = publicCustomer.getAdditionalInfo().get("isPublic").asBoolean();
-        }
-        if (!isPublic) {
+        if (!publicCustomer.isPublic()) {
             throw new BadCredentialsException("Authentication Failed. Public Id is not valid.");
         }
         User user = new User(new UserId(UUIDBased.EMPTY));

diff --git a/common/data/src/main/java/org/thingsboard/server/common/data/Customer.java b/common/data/src/main/java/org/thingsboard/server/common/data/Customer.java
index bf00292..7754e88 100644
--- a/common/data/src/main/java/org/thingsboard/server/common/data/Customer.java
+++ b/common/data/src/main/java/org/thingsboard/server/common/data/Customer.java
@@ -15,6 +15,7 @@
  */
 package org.thingsboard.server.common.data;
 
+import com.fasterxml.jackson.annotation.JsonIgnore;
 import com.fasterxml.jackson.annotation.JsonProperty;
 import com.fasterxml.jackson.annotation.JsonProperty.Access;
 import org.thingsboard.server.common.data.id.CustomerId;
@@ -61,6 +62,15 @@ public class Customer extends ContactBased<CustomerId> implements HasName {
         this.title = title;
     }
 
+    @JsonIgnore
+    public boolean isPublic() {
+        if (getAdditionalInfo() != null && getAdditionalInfo().has("isPublic")) {
+            return additionalInfo.get("isPublic").asBoolean();
+        }
+
+        return false;
+    }
+
     @Override
     @JsonProperty(access = Access.READ_ONLY)
     public String getName() {
@@ -149,5 +159,4 @@ public class Customer extends ContactBased<CustomerId> implements HasName {
         builder.append("]");
         return builder.toString();
     }
-
 }