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
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
|
package com.vaadin.tests.application;
import com.vaadin.server.VaadinRequest;
import com.vaadin.server.VaadinServlet;
import com.vaadin.tests.components.AbstractTestUIWithLog;
import com.vaadin.ui.Alignment;
import com.vaadin.ui.Button;
import com.vaadin.ui.CheckBox;
import com.vaadin.ui.Component;
import com.vaadin.ui.HorizontalLayout;
import com.vaadin.ui.Label;
import com.vaadin.ui.Panel;
import com.vaadin.ui.VerticalLayout;
import com.vaadin.v7.ui.TextField;
public class CommErrorEmulatorUI extends AbstractTestUIWithLog {
private static class Response {
private Integer code;
private Integer time;
/**
* @param code
* @param time
*/
public Response(Integer code, Integer time) {
super();
this.code = code;
this.time = time;
}
}
private Response uidlResponse = new Response(503, 10);
private Response heartbeatResponse = new Response(200, 10);
// Server exceptions will occur in this test as we are writing the response
// here and not letting the servlet write it
@Override
protected void setup(VaadinRequest request) {
String transport = request.getParameter("transport");
if ("websocket".equalsIgnoreCase(transport)) {
log("Using websocket");
} else if ("websocket-xhr".equalsIgnoreCase(transport)) {
log("Using websocket for push only");
} else if ("long-polling".equalsIgnoreCase(transport)) {
log("Using long-polling");
} else {
log("Using XHR");
}
getLayout().setSpacing(true);
addComponent(createConfigPanel());
addComponent(createServerConfigPanel());
addComponent(new Button("Say hello", event -> log("Hello")));
}
private Component createServerConfigPanel() {
Panel p = new Panel("Server config (NOTE: affects all users)");
VerticalLayout vl = new VerticalLayout();
vl.setSpacing(true);
vl.setMargin(true);
p.setContent(vl);
vl.addComponent(
createTemporaryResponseCodeSetters("UIDL", uidlResponse));
vl.addComponent(createTemporaryResponseCodeSetters("Heartbeat",
heartbeatResponse));
vl.addComponent(new Button("Activate", event -> {
if (uidlResponse.code != null && uidlResponse.code != 200) {
getServlet().setUIDLResponseCode(CommErrorEmulatorUI.this,
uidlResponse.code, uidlResponse.time);
log("Responding with " + uidlResponse.code
+ " to UIDL requests for " + uidlResponse.time + "s");
}
if (heartbeatResponse.code != null
&& heartbeatResponse.code != 200) {
getServlet().setHeartbeatResponseCode(CommErrorEmulatorUI.this,
heartbeatResponse.code, heartbeatResponse.time);
log("Responding with " + heartbeatResponse.code
+ " to heartbeat requests for " + heartbeatResponse.time
+ "s");
}
}));
return p;
}
private Component createConfigPanel() {
Panel p = new Panel("Reconnect dialog configuration");
p.setSizeUndefined();
final TextField reconnectDialogMessage = new TextField(
"Reconnect message");
reconnectDialogMessage.setWidth("50em");
reconnectDialogMessage
.setValue(getReconnectDialogConfiguration().getDialogText());
reconnectDialogMessage.addValueChangeListener(
event -> getReconnectDialogConfiguration()
.setDialogText(reconnectDialogMessage.getValue()));
final TextField reconnectDialogGaveUpMessage = new TextField(
"Reconnect gave up message");
reconnectDialogGaveUpMessage.setWidth("50em");
reconnectDialogGaveUpMessage.setValue(
getReconnectDialogConfiguration().getDialogTextGaveUp());
reconnectDialogGaveUpMessage.addValueChangeListener(
event -> getReconnectDialogConfiguration().setDialogTextGaveUp(
reconnectDialogGaveUpMessage.getValue()));
final TextField reconnectDialogReconnectAttempts = new TextField(
"Reconnect attempts");
reconnectDialogReconnectAttempts.setConverter(Integer.class);
reconnectDialogReconnectAttempts.setConvertedValue(
getReconnectDialogConfiguration().getReconnectAttempts());
reconnectDialogReconnectAttempts.addValueChangeListener(
event -> getReconnectDialogConfiguration().setReconnectAttempts(
(Integer) reconnectDialogReconnectAttempts
.getConvertedValue()));
final TextField reconnectDialogReconnectInterval = new TextField(
"Reconnect interval (ms)");
reconnectDialogReconnectInterval.setConverter(Integer.class);
reconnectDialogReconnectInterval.setConvertedValue(
getReconnectDialogConfiguration().getReconnectInterval());
reconnectDialogReconnectInterval.addValueChangeListener(
event -> getReconnectDialogConfiguration().setReconnectInterval(
(Integer) reconnectDialogReconnectInterval
.getConvertedValue()));
final TextField reconnectDialogGracePeriod = new TextField(
"Reconnect dialog grace period (ms)");
reconnectDialogGracePeriod.setConverter(Integer.class);
reconnectDialogGracePeriod.setConvertedValue(
getReconnectDialogConfiguration().getDialogGracePeriod());
reconnectDialogGracePeriod.addValueChangeListener(
event -> getReconnectDialogConfiguration().setDialogGracePeriod(
(Integer) reconnectDialogGracePeriod
.getConvertedValue()));
final CheckBox reconnectDialogModal = new CheckBox(
"Reconnect dialog modality");
reconnectDialogModal
.setValue(getReconnectDialogConfiguration().isDialogModal());
reconnectDialogModal.addValueChangeListener(
event -> getReconnectDialogConfiguration()
.setDialogModal(reconnectDialogModal.getValue()));
VerticalLayout vl = new VerticalLayout();
vl.setMargin(true);
vl.setSpacing(true);
p.setContent(vl);
vl.addComponents(reconnectDialogMessage, reconnectDialogGaveUpMessage,
reconnectDialogGracePeriod, reconnectDialogModal,
reconnectDialogReconnectAttempts,
reconnectDialogReconnectInterval);
return p;
}
private Component createTemporaryResponseCodeSetters(String type,
final Response response) {
HorizontalLayout hl = new HorizontalLayout();
hl.setSpacing(true);
hl.setDefaultComponentAlignment(Alignment.MIDDLE_LEFT);
Label l1 = new Label("Respond to " + type + " requests with code");
final TextField responseCode = new TextField(null, "" + response.code);
responseCode.setConverter(Integer.class);
responseCode.setWidth("5em");
Label l2 = new Label("for the following");
final TextField timeField = new TextField(null, "" + response.time);
timeField.setConverter(Integer.class);
timeField.setWidth("5em");
Label l3 = new Label("seconds");
responseCode.addValueChangeListener(event -> {
Integer code = (Integer) responseCode.getConvertedValue();
response.code = code;
});
timeField.addValueChangeListener(event -> {
Integer time = (Integer) timeField.getConvertedValue();
response.time = time;
});
hl.addComponents(l1, responseCode, l2, timeField, l3);
return hl;
}
protected CommErrorEmulatorServlet getServlet() {
return (CommErrorEmulatorServlet) VaadinServlet.getCurrent();
}
}
|
