1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
|
package com.vaadin.tests.application;
import java.io.IOException;
import com.vaadin.server.SystemMessages;
import com.vaadin.server.VaadinRequest;
import com.vaadin.server.VaadinResponse;
import com.vaadin.server.VaadinService;
import com.vaadin.shared.JsonConstants;
import com.vaadin.tests.components.AbstractReindeerTestUI;
import com.vaadin.ui.Button;
import com.vaadin.ui.CheckBox;
public class CriticalNotifications extends AbstractReindeerTestUI {
private SystemMessages systemMessages;
private CheckBox includeDetails;
@Override
protected void setup(VaadinRequest request) {
systemMessages = VaadinService.getCurrent()
.getSystemMessages(getLocale(), request);
includeDetails = new CheckBox("Include details");
addComponent(includeDetails);
Button sessionExpired = new Button("Session expired");
addComponent(sessionExpired);
sessionExpired.addClickListener(event ->
showCriticalNotification(systemMessages.getSessionExpiredCaption(),
systemMessages.getSessionExpiredMessage(), getDetailsMessage(),
systemMessages.getSessionExpiredURL()));
Button authenticationError = new Button("Authentication error");
addComponent(authenticationError);
authenticationError.addClickListener(event ->
showCriticalNotification(systemMessages.getAuthenticationErrorCaption(),
systemMessages.getAuthenticationErrorMessage(),
getDetailsMessage(),
systemMessages.getAuthenticationErrorURL()));
Button communicationError = new Button("Communication error");
addComponent(communicationError);
communicationError.addClickListener(event ->
showCriticalNotification(systemMessages.getCommunicationErrorCaption(),
systemMessages.getCommunicationErrorMessage(),
getDetailsMessage(),
systemMessages.getCommunicationErrorURL()));
Button internalError = new Button("Internal error");
addComponent(internalError);
internalError.addClickListener(event ->
showCriticalNotification(systemMessages.getInternalErrorCaption(),
systemMessages.getInternalErrorMessage(), getDetailsMessage(),
systemMessages.getInternalErrorURL()));
Button cookiesDisabled = new Button("Cookies disabled");
addComponent(cookiesDisabled);
cookiesDisabled.addClickListener(event -> showCriticalNotification(
systemMessages.getCookiesDisabledCaption(),
systemMessages.getCookiesDisabledMessage(), getDetailsMessage(),
systemMessages.getCookiesDisabledURL()));
Button custom = new Button("Custom");
addComponent(custom);
custom.addClickListener(
event ->
showCriticalNotification("Custom caption", "Custom message",
"Custom details", "custom url"));
}
protected String getDetailsMessage() {
if (includeDetails.getValue()) {
return "Some details for the error";
}
return null;
}
protected void showCriticalNotification(String caption, String message,
String details, String url) {
VaadinService service = VaadinService.getCurrent();
VaadinResponse response = VaadinService.getCurrentResponse();
try {
service.writeUncachedStringResponse(response,
JsonConstants.JSON_CONTENT_TYPE,
VaadinService.createCriticalNotificationJSON(caption,
message, details, url));
} catch (IOException e) {
e.printStackTrace();
}
}
}
|
