fixup! Add Azure DevOps Server support

Author: vinokurig

wsmaster/che-core-api-factory-azure-devops/src/main/java/org/eclipse/che/api/factory/server/azure/devops/AzureDevOpsPersonalAccessTokenFetcher.java

@@ -172,16 +172,15 @@ public Optional<Boolean> isValid(PersonalAccessToken personalAccessToken) {
   }
 
   @Override
-  public Optional<Pair<Boolean, String>> isValid(PersonalAccessTokenParams params)
-      throws ScmCommunicationException {
+  public Optional<Pair<Boolean, String>> isValid(PersonalAccessTokenParams params) {
     if (!isValidAzureDevOpsSAASUrl(params.getScmProviderUrl())) {
       if (OAUTH_PROVIDER_NAME.equals(params.getScmProviderName())) {
         AzureDevOpsServerApiClient azureDevOpsServerApiClient =
             new AzureDevOpsServerApiClient(params.getScmProviderUrl(), params.getOrganization());
         try {
           AzureDevOpsServerUserProfile user = azureDevOpsServerApiClient.getUser(params.getToken());
           return Optional.of(Pair.of(Boolean.TRUE, user.getIdentity().getAccountName()));
-        } catch (ScmItemNotFoundException | ScmBadRequestException e) {
+        } catch (ScmItemNotFoundException | ScmBadRequestException | ScmCommunicationException e) {
           return Optional.empty();
         }
       } else {
@@ -198,7 +197,10 @@ public Optional<Pair<Boolean, String>> isValid(PersonalAccessTokenParams params)
         user = azureDevOpsApiClient.getUserWithPAT(params.getToken(), params.getOrganization());
       }
       return Optional.of(Pair.of(Boolean.TRUE, user.getEmailAddress()));
-    } catch (ScmItemNotFoundException | ScmBadRequestException | ScmUnauthorizedException e) {
+    } catch (ScmItemNotFoundException
+        | ScmBadRequestException
+        | ScmUnauthorizedException
+        | ScmCommunicationException e) {
       return Optional.empty();
     }
   }

wsmaster/che-core-api-factory-azure-devops/src/test/resources/__files/azure-devops-server/rest/user/response.json

@@ -2,4 +2,4 @@
   "identity": {
     "AccountName": "Azure DevOps"
   }
-}
+}

wsmaster/che-core-api-factory-azure-devops/src/test/resources/__files/azure-devops/rest/user/email/response.json

@@ -1,3 +1,3 @@
 {
   "values": [{"email" :  "[email protected]"}]
-}
+}

wsmaster/che-core-api-factory-azure-devops/src/test/resources/__files/azure-devops/rest/user/response.json

@@ -1,4 +1,4 @@
 {
   "displayName": "Display Name",
   "emailAddress": "[email protected]"
-}
+}