-
Notifications
You must be signed in to change notification settings - Fork 331
/
AbstractTimeServer.java
98 lines (81 loc) · 3 KB
/
AbstractTimeServer.java
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
package jmri.jmris;
import java.beans.PropertyChangeEvent;
import java.beans.PropertyChangeListener;
import java.io.IOException;
import jmri.InstanceManagerDelegate;
import jmri.JmriException;
import jmri.Timebase;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
* Abstract interface between the JMRI (fast) clock and a network connection
*
* @author Paul Bender Copyright (C) 2013
* @author Randall Wood Copyright (C) 2014
*/
abstract public class AbstractTimeServer {
private static final Logger log = LoggerFactory.getLogger(AbstractTimeServer.class);
protected PropertyChangeListener timeListener = null;
protected Timebase timebase = null;
public AbstractTimeServer() {
this(new InstanceManagerDelegate());
}
public AbstractTimeServer(InstanceManagerDelegate instanceManager){
this(instanceManager.getDefault(Timebase.class));
}
public AbstractTimeServer(Timebase timebase){
this.timebase = timebase;
}
/*
* Protocol Specific Abstract Functions
*/
abstract public void sendTime() throws IOException;
abstract public void sendRate() throws IOException;
abstract public void sendStatus() throws IOException;
abstract public void sendErrorStatus() throws IOException;
abstract public void parseTime(String statusString) throws JmriException, IOException;
abstract public void parseRate(String statusString) throws JmriException, IOException;
// wrapper around the clock control start and stop functions.
public void startTime() {
this.timebase.setRun(true);
}
public void stopTime() {
this.timebase.setRun(false);
}
public void dispose() {
if (this.timeListener != null) {
this.timebase.removeMinuteChangeListener(timeListener);
this.timeListener = null;
}
this.timebase = null;
}
public void listenToTimebase(boolean listen) {
if (listen == false && timeListener == null) {
return; // nothing to do.
}
if (timeListener == null) {
timeListener = new PropertyChangeListener() {
@Override
public void propertyChange(PropertyChangeEvent evt) {
try {
if (evt.getPropertyName().equals("minutes")) {
sendTime();
} else if (evt.getPropertyName().equals("run")) {
sendStatus();
} else {
sendRate();
}
} catch (IOException ex) {
log.warn("Unable to send message to client: {}", ex.getMessage());
timebase.removeMinuteChangeListener(timeListener);
}
}
};
}
if (listen == true) {
timebase.addMinuteChangeListener(timeListener);
} else {
timebase.removeMinuteChangeListener(timeListener);
}
}
}