Newer
Older
/**
* This class is used to centralise test adapter configuration and execution parameters
* All settings are component specific (multiton)
*
* @author ETSI / STF424
* @version $URL$
* $Id$
*
*/
package org.etsi.its.adapter;
import java.util.HashMap;
import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.ConcurrentMap;
import org.etsi.adapter.TERFactory;
import org.etsi.common.ByteHelper;
import org.etsi.common.ITuple;
import org.etsi.common.Tuple;
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
import org.etsi.its.adapter.ports.GnPort;
import org.etsi.ttcn.tci.CharstringValue;
/**
* This class is used to centralise test adapter configuration and execution parameters
* All settings are component specific (multiton)
*/
public class Management implements IManagementTA, IManagementLayers {
/**
* Instances of Management
*/
private static final ConcurrentMap<String, Management> instances = new ConcurrentHashMap<String, Management>();
/**
* GeoNetworking beaconning interval
*/
private static final int GN_BEACON_INTERVAL = Integer.decode(((CharstringValue)TERFactory.getInstance().getTaParameter("TsBeaconInterval")).getString());
/**
* Maximum time for getting Long position vector (in seconds)
*/
private static final int GET_LPV_TIMEOUT = 10;
/**
* Interval for polling the location table during GetLpv (in ms)
*/
private static final long GET_LPV_POLL_INTERVAL = 1000;
/**
* Test system latitude
*/
private static final int latitude = Integer.decode(((CharstringValue)TERFactory.getInstance().getTaParameter("TsLatitude")).getString());
/**
* Test system longitude
*/
private static final int longitude = Integer.decode(((CharstringValue)TERFactory.getInstance().getTaParameter("TsLongitude")).getString());
/**
* Link-layer address of Component
*/
private byte[] linkLayerAddress = null;
/**
* Registered GN Port
*/
private GnPort gnPort = null;
/**
* Registered FSAP Port
*/
private FsapPort fsapPort = null; // FIXME Enhance this using Fsap.send() method
/**
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
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
* Private constructor (Multiton pattern)
*/
private Management() {
//empty
// FIXME: For debug only:
byte[] mid = new byte[] {(byte)0x00, (byte)0x00, (byte)0x00, (byte)0x00,
(byte)0x00, (byte)0x00};
byte[] lpv = new byte[] {(byte)0x00, (byte)0x00, (byte)0x00, (byte)0x00,
(byte)0x00, (byte)0x00, (byte)0x00, (byte)0x00,
(byte)0x00, (byte)0x00, (byte)0x00, (byte)0x00,
(byte)0x00, (byte)0x00, (byte)0x00, (byte)0x00,
(byte)0x00, (byte)0x00, (byte)0x00, (byte)0x00,
(byte)0x00, (byte)0x00, (byte)0x00, (byte)0x00};
gnUpdateLocTable(mid, 0, lpv);
}
/**
* Gets the Management instance associated to a component
* @param key Component name
* @return Management instance
*/
public static Management getInstance(String key) {
if (instances.get(key) == null){
// Lazily create instance and try to add it to the map
Management instance = new Management();
instances.putIfAbsent(key, instance);
}
return instances.get(key);
}
/* (non-Javadoc)
* @see org.etsi.its.adapter.IManagementTA#startBeaconing(byte[])
*/
@Override
public void startBeaconing(byte[] beaconHeader) {
this.beaconHeader = beaconHeader;
if(gnPort != null) {
gnPort.startBeaconning();
}
}
/* (non-Javadoc)
* @see org.etsi.its.adapter.IManagementTA#stopBeaconing()
*/
@Override
public void stopBeaconing() {
this.beaconHeader = null;
if(gnPort != null) {
gnPort.stopBeaconning();
}
}
/* (non-Javadoc)
* @see org.etsi.its.adapter.IManagementTA#startEnqueueingBeacons(byte[])
*/
@Override
public void startEnqueueingBeacons(byte[] beaconHeader) {
this.enqueueBeacon = beaconHeader;
}
/* (non-Javadoc)
* @see org.etsi.its.adapter.IManagementTA#stopEnqueueingBeacons()
*/
@Override
public void stopEnqueueingBeacons() {
this.enqueueBeacon = null;
}
/* (non-Javadoc)
* @see org.etsi.its.adapter.IManagementTA#startMultipleBeaconing(byte[], int)
*/
@Override
public void startMultipleBeaconing(byte[] beaconHeader, int nbNeighbours) {
/* TODO: Multiple beacons */
}
/* (non-Javadoc)
* @see org.etsi.its.adapter.IManagementTA#stopMultipleBeaconing()
*/
@Override
public void stopMultipleBeaconing() {
/* TODO: Multiple beacons */
}
/* (non-Javadoc)
* @see org.etsi.its.adapter.IManagementTA#getLongPositionVector(byte[])
*/
@Override
public byte[] getLongPositionVector(byte[] targetGnAddress) {
byte[] mid = ByteHelper.extract(targetGnAddress, 2, 6);
long key = ByteHelper.byteArrayToLong(mid);
for(int i = 0; i < GET_LPV_TIMEOUT; ++i) {
if (locTable.containsKey(key)) {
ITuple<Long, byte[]> entry = locTable.get(key);
return entry.getB();
}
try {
Thread.sleep(GET_LPV_POLL_INTERVAL);
} catch (InterruptedException e) {
// Do nothing, we do not care
}
}
return null;
}
/* (non-Javadoc)
* @see org.etsi.its.adapter.IManagementLayers#getGnBeacon()
*/
@Override
public byte[] getGnBeacon() {
return beaconHeader;
}
/* (non-Javadoc)
* @see org.etsi.its.adapter.IManagementLayers#getGnBeaconInterval()
*/
@Override
public int getGnBeaconInterval() {
return GN_BEACON_INTERVAL;
}
/* (non-Javadoc)
* @see org.etsi.its.adapter.IManagementLayers#getGnEnqueueBeacon()
*/
@Override
public byte[] getGnEnqueueBeacon() {
return enqueueBeacon;
}
/* (non-Javadoc)
* @see org.etsi.its.adapter.IManagementLayers#gnUpdateLocTable(byte[], long, byte[])
*/
@Override
public void gnUpdateLocTable(byte[] mid, long timestamp, byte[] lpv) {
// Java does not provide unsigned int
timestamp &= 0xffffffffL;
long key = ByteHelper.byteArrayToLong(mid);
ITuple<Long, byte[]> entry = locTable.get(key);
if(entry == null || entry.getA() < timestamp) {
//ByteHelper.dump("Adding Loc Entry for: ", mid);
locTable.put(key, new Tuple<Long, byte[]>(timestamp, lpv));
}
}
/* (non-Javadoc)
* @see org.etsi.its.adapter.IManagementLayers#getLinkLayerAddress()
*/
@Override
public byte[] getLinkLayerAddress() {
return linkLayerAddress;
}
/* (non-Javadoc)
* @see org.etsi.its.adapter.IManagementLayers#getLinkLayerAddress()
*/
@Override
public void setLinkLayerAddress(byte[] linkLayerAddress) {
this.linkLayerAddress = linkLayerAddress;
}
/* (non-Javadoc)
* @see org.etsi.its.adapter.IManagementLayers#getLatitude()
*/
@Override
public byte[] getLatitude() {
return ByteHelper.intToByteArray(latitude, 4);
}
/* (non-Javadoc)
* @see org.etsi.its.adapter.IManagementLayers#getLongitude()
*/
@Override
public byte[] getLongitude() {
return ByteHelper.intToByteArray(longitude, 4);
}
/**
* Set to null in order to prevent Test Adapter from sending beacons
* Otherwise, it shall be set to a valid encoded beacon header to be send periodically by Test Adapter
* @see startEnqueueingBeacons
* @see stopEnqueueingBeacons
*/
private byte[] beaconHeader = null;
/**
* Set to null if received Beacon messages have to be discarded by test adapter (= not enqueued)
* Otherwise, it shall be set to the to an encoded beacon header value acting as a filter for enqueueing received beacons
* @see startBeaconing
* @see stopBeaconing
*/
private byte[] enqueueBeacon = null;
/**
* Table used to store neighbours (= SUT) position vectors
* @see gnUpdateLocTable
* @see getLongPositionVector
*/
private static Map<Long, ITuple<Long, byte[]>> locTable = new HashMap<Long, ITuple<Long, byte[]>>();
/* (non-Javadoc)
* @see org.etsi.its.adapter.IManagementLayers#registerBeaconThread(java.lang.Thread)
*/
@Override
public void registerGnPort(GnPort gnPort) {
this.gnPort = gnPort;
// Ensure that management settings are reset
beaconHeader = null;
enqueueBeacon = null;
}
/**
* Registers a FSAP port
* @param The FSAP port to register
*/
@Override
public void registerFsapPort(final FsapPort fsapPort) {
this.fsapPort = fsapPort;
}
@Override
public void startSamTransmission(final byte[] sam) {
if(fsapPort != null) {
fsapPort.startSamTransmission(sam);
}
}
@Override
public void stopSamTransmission() {
if(fsapPort != null) {
fsapPort.stopSamTransmission();
}
}