put code E12 in

Author: lizk886

src/main/java/com/uid2/shared/attest/UidCoreClient.java

@@ -93,8 +93,8 @@ private InputStream internalDownload(String path) throws CloudStorageException {
             throw e;
         } catch (Exception e) {
             throw new CloudStorageException(
-                "Cannot download required files from UID2 core service, exception: " + e.getClass().getSimpleName() + 
-                ", please visit UID2 guides for troubleshooting", e);
+                "E12: Data Download Failure - exception: " + e.getClass().getSimpleName() + 
+                ". Please visit UID2 guides for troubleshooting", e);
         }
     }
 
@@ -113,7 +113,7 @@ private InputStream getWithAttest(String path) throws IOException, AttestationRe
         httpResponse = sendHttpRequest(path, attestationToken);
         if (httpResponse.statusCode() != 200) {
             throw new CloudStorageException(String.format(
-                "Cannot download required files from UID2 core service, HTTP response code %d, please visit UID2 guides for troubleshooting", 
+                "E12: Data Download Failure - HTTP response code %d. Please visit UID2 guides for troubleshooting", 
                 httpResponse.statusCode()));
         }
         return Utils.convertHttpResponseToInputStream(httpResponse);

src/main/java/com/uid2/shared/cloud/URLStorageWithMetadata.java

@@ -48,8 +48,8 @@ public InputStream download(String cloudPath) throws CloudStorageException {
             if (responseCode >= 200 && responseCode < 300) {
                 return httpConn.getInputStream();
             } else {
-                throw new CloudStorageException("Cannot download required files, HTTP response code " + responseCode 
-                + ", please visit UID2 guides for more details");
+                throw new CloudStorageException("E12: Data Download Failure - HTTP response code " + responseCode 
+                + ". Please visit UID2 guides for troubleshooting");
             }
         }
         catch (CloudStorageException e) {
@@ -58,8 +58,8 @@ public InputStream download(String cloudPath) throws CloudStorageException {
         } 
         catch (Throwable t) {
             // Do not log the original exception as it may contain sensitive information such as the pre-signed URL
-            throw new CloudStorageException("Cannot download required files, exception: " + t.getClass().getSimpleName() +
-                ", please visit UID2 guides for more details");
+            throw new CloudStorageException("E12: Data Download Failure - exception: " + t.getClass().getSimpleName() +
+                ". Please visit UID2 guides for troubleshooting");
         }
     }
 

src/test/java/com/uid2/shared/attest/UidCoreClientTest.java

@@ -72,7 +72,7 @@ public void Download_AttestInternalFail_ExceptionThrown() throws IOException, At
         CloudStorageException result = assertThrows(CloudStorageException.class, () -> {
             uidCoreClient.download("https://download");
         });
-        String expectedExceptionMessage = "Cannot download required files from UID2 core service, exception: AttestationResponseHandlerException, please visit UID2 guides for troubleshooting";
+        String expectedExceptionMessage = "E12: Data Download Failure - exception: AttestationResponseHandlerException. Please visit UID2 guides for troubleshooting";
         assertEquals(expectedExceptionMessage, result.getMessage());
     }
 
@@ -112,13 +112,11 @@ public void Download_Http403Error_LogsStatusCodeAndEndpoint() throws IOException
         });
 
         assertAll(
+            () -> assertTrue(result.getMessage().contains("E12: Data Download Failure"), 
+                "Should contain E12 error code"),
             () -> assertTrue(result.getMessage().contains("HTTP response code 403"), 
                 "Should contain HTTP status code 403"),
-            () -> assertTrue(result.getMessage().contains("Cannot download required files from UID2 core service"), 
-                "Should have customer-friendly message"),
-            () -> assertTrue(result.getMessage().contains("core-prod.uidapi.com/sites/refresh"), 
-                "Should contain safe endpoint"),
-            () -> assertTrue(result.getMessage().contains("please visit UID2 guides for troubleshooting"), 
+            () -> assertTrue(result.getMessage().contains("Please visit UID2 guides for troubleshooting"), 
                 "Should reference documentation")
         );
     }
@@ -152,10 +150,10 @@ public void Download_Http500Error_LogsStatusCode() throws IOException, Attestati
         });
 
         assertAll(
+            () -> assertTrue(result.getMessage().contains("E12: Data Download Failure"), 
+                "Should contain E12 error code"),
             () -> assertTrue(result.getMessage().contains("HTTP response code 500"), 
-                "Should contain HTTP status code 500"),
-            () -> assertTrue(result.getMessage().contains("UID2 core service"), 
-                "Should identify source as UID2 core")
+                "Should contain HTTP status code 500")
         );
     }
 
@@ -183,11 +181,11 @@ public void Download_NetworkError_LogsExceptionType() throws IOException, Attest
         });
 
         assertAll(
-            () -> assertTrue(result.getMessage().contains("Cannot download required files from UID2 core service"), 
-                "Should have customer-friendly message"),
+            () -> assertTrue(result.getMessage().contains("E12: Data Download Failure"), 
+                "Should contain E12 error code"),
             () -> assertTrue(result.getMessage().contains("exception: IOException"), 
                 "Should log exception type"),
-            () -> assertTrue(result.getMessage().contains("please visit UID2 guides"), 
+            () -> assertTrue(result.getMessage().contains("Please visit UID2 guides for troubleshooting"), 
                 "Should reference documentation")
         );
     }
@@ -203,10 +201,10 @@ public void Download_Http403Error_DoesNotLogPath() throws IOException, Attestati
         });
 
         assertAll(
+            () -> assertTrue(result.getMessage().contains("E12: Data Download Failure"), 
+                "Should contain E12 error code"),
             () -> assertTrue(result.getMessage().contains("HTTP response code 403"), 
-                "Should contain HTTP status code"),
-            () -> assertTrue(result.getMessage().contains("Cannot download required files from UID2 core service"), 
-                "Should have customer-friendly message")
+                "Should contain HTTP status code")
         );
     }
 }