blob: 3048a5f224bb14df26dee87a5d758fc83190c454 (
plain) (
blame)
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
|
/***************************************************************************
* Copyright (c) 2004 - 2007 Eike Stepper, Germany.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Eike Stepper - initial API and implementation
**************************************************************************/
package org.eclipse.net4j.internal.util.security;
import org.eclipse.net4j.util.security.IBufferReceiver;
import org.eclipse.net4j.util.security.INegotiationContext;
import java.nio.ByteBuffer;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.TimeUnit;
/**
* @author Eike Stepper
*/
public abstract class NegotiationContext implements INegotiationContext
{
private IBufferReceiver bufferReceiver;
private State state = State.ONGOING;
private CountDownLatch ongoingLatch = new CountDownLatch(1);
public NegotiationContext()
{
}
public IBufferReceiver getBufferReceiver()
{
return bufferReceiver;
}
public void setBufferReceiver(IBufferReceiver bufferReceiver)
{
this.bufferReceiver = bufferReceiver;
}
public State getState()
{
return state;
}
public ByteBuffer getBuffer()
{
return ByteBuffer.allocateDirect(4096);
}
public void negotiationSuccess()
{
state = State.SUCCESS;
ongoingLatch.countDown();
}
public void negotiationFailure()
{
state = State.FAILURE;
ongoingLatch.countDown();
}
public State waitForResult(long timeout)
{
try
{
if (timeout == -1)
{
ongoingLatch.await();
}
else
{
ongoingLatch.await(timeout, TimeUnit.MILLISECONDS);
}
}
catch (InterruptedException ex)
{
state = State.INTERRUPTED;
}
return state;
}
/**
* @author Eike Stepper
*/
public static enum State
{
ONGOING, SUCCESS, FAILURE, INTERRUPTED;
}
}
|