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
|
/* libguestfs Java bindings
* Copyright (C) 2013 Red Hat Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
import java.io.*;
import java.util.HashMap;
import com.redhat.et.libguestfs.*;
public class GuestFS420LogMessages
{
static class LogEvent implements EventCallback
{
private int log_invoked = 0;
public void event (long event, int eh, String buffer, long[] array)
{
String msg = "event=" + GuestFS.eventToString (event) + " " +
"eh=" + eh + " ";
if (buffer != null)
msg += "buffer='" + buffer + "' ";
if (array.length > 0) {
msg += "array[" + array.length + "]={";
for (int i = 0; i < array.length; ++i)
msg += " " + array[i];
msg += " }";
}
System.out.println ("java event logged: " + msg);
log_invoked++;
}
public int getLogInvoked ()
{
return log_invoked;
}
}
public static void main (String[] argv)
{
try {
GuestFS g = new GuestFS ();
// Grab all messages into an event handler that just
// prints each event.
LogEvent le = new LogEvent ();
g.set_event_callback (le,
GuestFS.EVENT_APPLIANCE|GuestFS.EVENT_LIBRARY|
GuestFS.EVENT_WARNING|GuestFS.EVENT_TRACE);
// Now make sure we see some messages.
g.set_trace (true);
g.set_verbose (true);
// Do some stuff.
g.add_drive_ro ("/dev/null");
g.set_autosync (true);
g.close ();
assert le.getLogInvoked() > 0;
}
catch (Exception exn) {
System.err.println (exn);
System.exit (1);
}
}
}
|
