Updated whitelist api for ui error handling

openid-connect-server/src/main/java/org/mitre/openid/connect/web/WhitelistAPI.java

@@ -78,11 +78,13 @@ public class WhitelistAPI {
 		} catch (JsonParseException e) {
 			logger.error("addNewWhitelistedSite failed due to JsonParseException: " + e.getStackTrace().toString());
 			m.addAttribute("code", HttpStatus.BAD_REQUEST);
-			return "httpCodeView";
+			m.addAttribute("entity", "An error occurred while processing your request. Contact a system administrator for assistance.");
+			return "jsonEntityView";
 		} catch (IllegalStateException e) {
 			logger.error("addNewWhitelistedSite failed due to IllegalStateException: " + e.getStackTrace().toString());
 			m.addAttribute("code", HttpStatus.BAD_REQUEST);
-			return "httpCodeView";
+			m.addAttribute("entity", "An error occurred while processing your request. Contact a system administrator for assistance.");
+			return "jsonEntityView";
 		}
 		
 		// save the id of the person who created this
@@ -113,11 +115,13 @@ public class WhitelistAPI {
 		} catch (JsonParseException e) {
 			logger.error("updateWhitelistedSite failed due to JsonParseException: " + e.getStackTrace().toString());
 			m.put("code", HttpStatus.BAD_REQUEST);
-			return "httpCodeView";
+			m.put("entity", "An error occurred while processing your request. Contact a system administrator for assistance.");
+			return "jsonEntityView";
 		} catch (IllegalStateException e) {
 			logger.error("updateWhitelistedSite failed due to IllegalStateException: " + e.getStackTrace().toString());
 			m.put("code", HttpStatus.BAD_REQUEST);
-			return "httpCodeView";
+			m.put("entity", "An error occurred while processing your request. Contact a system administrator for assistance.");
+			return "jsonEntityView";
 		}
 		
 		WhitelistedSite oldWhitelist = whitelistService.getById(id);
@@ -148,6 +152,8 @@ public class WhitelistAPI {
 		if (whitelist == null) {
 			logger.error("deleteWhitelistedSite failed; whitelist with id " + id + " could not be found.");
 			m.put("code", HttpStatus.NOT_FOUND);
+			m.put("entity", "An error occurred while processing your request. The requested whitelist entry could not be found.");
+			return "jsonEntityView";
 		} else {
 			m.put("code", HttpStatus.OK);
 			whitelistService.remove(whitelist);

openid-connect-server/src/main/webapp/resources/js/whitelist.js

@@ -129,7 +129,22 @@ var WhiteListView = Backbone.View.extend({
                             app.whiteListListView.togglePlaceholder();
                         });
                     });
-                }
+                },
+                error:function (error, response) {
+            		console.log("An error occurred when deleting a whitelist entry");
+
+    				//Pull out the response text.
+    				var responseText = JSON.parse(response.responseText);
+            		
+            		//Display an alert with an error message
+            		$('#modalAlert div.modal-body').html("<div class='alert alert-error'><strong>Warning!</strong>" + responseText + "</div>");
+            		
+        			 $("#modalAlert").modal({ // wire up the actual modal functionality and show the dialog
+        				 "backdrop" : "static",
+        				 "keyboard" : true,
+        				 "show" : true // ensure the modal is shown immediately
+        			 });
+            	}
             });
             
             app.whiteListListView.delegateEvents();
@@ -182,9 +197,21 @@ var WhiteListFormView = Backbone.View.extend({
                     app.whiteListList.add(_self.model);
                     app.navigate('admin/whitelists', {trigger:true});
                 },
-                error:function (model,resp) {
+                error:function (error, response) {
-                    console.error("Oops! The object didn't save correctly.",resp);
+            		console.log("An error occurred when deleting from a list widget");
-                }
+
+    				//Pull out the response text.
+    				var responseText = JSON.parse(response.responseText);
+            		
+            		//Display an alert with an error message
+            		$('#modalAlert div.modal-body').html("<div class='alert alert-error'><strong>Warning!</strong>" + responseText + "</div>");
+            		
+        			 $("#modalAlert").modal({ // wire up the actual modal functionality and show the dialog
+        				 "backdrop" : "static",
+        				 "keyboard" : true,
+        				 "show" : true // ensure the modal is shown immediately
+        			 });
+            	}
             });
         }