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
|
/*
* Copyright © 2010 Keith Packard <keithp@keithp.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
*/
package org.altusmetrum.altoslib_14;
import java.io.*;
import java.util.*;
import java.text.*;
class AltosTelemetryOrdered implements Comparable<AltosTelemetryOrdered> {
AltosTelemetry telem;
int index;
int tick;
public int compareTo(AltosTelemetryOrdered o) {
int tick_diff = tick - o.tick;
if (tick_diff != 0)
return tick_diff;
return index - o.index;
}
AltosTelemetryOrdered (AltosTelemetry telem, int index, int tick) {
this.telem = telem;
this.index = index;
this.tick = tick;
}
}
class AltosTelemetryOrderedIterator implements Iterator<AltosTelemetry> {
Iterator<AltosTelemetryOrdered> iterator;
public AltosTelemetryOrderedIterator(TreeSet<AltosTelemetryOrdered> telems) {
iterator = telems.iterator();
}
public boolean hasNext() {
return iterator.hasNext();
}
public AltosTelemetry next() {
return iterator.next().telem;
}
public void remove () {
}
}
public class AltosTelemetryIterable implements Iterable<AltosTelemetry> {
TreeSet<AltosTelemetryOrdered> telems;
int tick;
int index;
public void add (AltosTelemetry telem) {
int t = telem.tick();
if (!telems.isEmpty()) {
while (t < tick - 1000)
t += 65536;
}
tick = t;
telems.add(new AltosTelemetryOrdered(telem, index++, tick));
}
public Iterator<AltosTelemetry> iterator () {
return new AltosTelemetryOrderedIterator(telems);
}
public AltosTelemetryIterable (FileInputStream input) throws IOException {
telems = new TreeSet<AltosTelemetryOrdered> ();
tick = 0;
index = 0;
for (;;) {
String line = AltosLib.gets(input);
if (line == null) {
break;
}
try {
AltosTelemetry telem = AltosTelemetry.parse(line);
if (telem == null)
break;
add(telem);
} catch (ParseException pe) {
System.out.printf("parse exception %s\n", pe.getMessage());
} catch (AltosCRCException ce) {
}
}
}
}
|
