This repository has been archived by the owner on Aug 11, 2020. It is now read-only.
/
ChainedRepositoryListener.java
406 lines (375 loc) · 10.2 KB
/
ChainedRepositoryListener.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
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
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
package org.sonatype.aether.util.listener;
/*******************************************************************************
* Copyright (c) 2010 Sonatype, Inc.
* 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
*******************************************************************************/
import java.util.Arrays;
import java.util.Collection;
import java.util.List;
import java.util.concurrent.CopyOnWriteArrayList;
import org.sonatype.aether.AbstractRepositoryListener;
import org.sonatype.aether.RepositoryEvent;
import org.sonatype.aether.RepositoryListener;
/**
* A repository listener that delegates to zero or more other listeners (multicast). The list of target listeners is
* thread-safe, i.e. target listeners can be added or removed by any thread at any time.
*
* @author Benjamin Bentmann
*/
public class ChainedRepositoryListener
extends AbstractRepositoryListener
{
private final List<RepositoryListener> listeners = new CopyOnWriteArrayList<RepositoryListener>();
/**
* Creates a new multicast listener that delegates to the specified listeners.
*
* @param listeners The listeners to delegate to, may be {@code null} or empty.
*/
public ChainedRepositoryListener( RepositoryListener... listeners )
{
if ( listeners != null )
{
add( Arrays.asList( listeners ) );
}
}
/**
* Creates a new multicast listener that delegates to the specified listeners.
*
* @param listeners The listeners to delegate to, may be {@code null} or empty.
*/
public ChainedRepositoryListener( Collection<RepositoryListener> listeners )
{
add( listeners );
}
/**
* Adds the specified listeners to the end of the multicast chain.
*
* @param listeners The listeners to add, may be {@code null} or empty.
*/
public void add( Collection<RepositoryListener> listeners )
{
if ( listeners != null )
{
for ( RepositoryListener listener : listeners )
{
add( listener );
}
}
}
/**
* Adds the specified listener to the end of the multicast chain.
*
* @param listener The listener to add, may be {@code null}.
*/
public void add( RepositoryListener listener )
{
if ( listener != null )
{
listeners.add( listener );
}
}
/**
* Removes the specified listener from the multicast chain. Trying to remove a non-existing listener has no effect.
*
* @param listener The listener to remove, may be {@code null}.
*/
public void remove( RepositoryListener listener )
{
if ( listener != null )
{
listeners.remove( listener );
}
}
protected void handleError( RepositoryEvent event, RepositoryListener listener, RuntimeException error )
{
// default just swallows errors
}
@Override
public void artifactDeployed( RepositoryEvent event )
{
for ( RepositoryListener listener : listeners )
{
try
{
listener.artifactDeployed( event );
}
catch ( RuntimeException e )
{
handleError( event, listener, e );
}
}
}
@Override
public void artifactDeploying( RepositoryEvent event )
{
for ( RepositoryListener listener : listeners )
{
try
{
listener.artifactDeploying( event );
}
catch ( RuntimeException e )
{
handleError( event, listener, e );
}
}
}
@Override
public void artifactDescriptorInvalid( RepositoryEvent event )
{
for ( RepositoryListener listener : listeners )
{
try
{
listener.artifactDescriptorInvalid( event );
}
catch ( RuntimeException e )
{
handleError( event, listener, e );
}
}
}
@Override
public void artifactDescriptorMissing( RepositoryEvent event )
{
for ( RepositoryListener listener : listeners )
{
try
{
listener.artifactDescriptorMissing( event );
}
catch ( RuntimeException e )
{
handleError( event, listener, e );
}
}
}
@Override
public void artifactDownloaded( RepositoryEvent event )
{
for ( RepositoryListener listener : listeners )
{
try
{
listener.artifactDownloaded( event );
}
catch ( RuntimeException e )
{
handleError( event, listener, e );
}
}
}
@Override
public void artifactDownloading( RepositoryEvent event )
{
for ( RepositoryListener listener : listeners )
{
try
{
listener.artifactDownloading( event );
}
catch ( RuntimeException e )
{
handleError( event, listener, e );
}
}
}
@Override
public void artifactInstalled( RepositoryEvent event )
{
for ( RepositoryListener listener : listeners )
{
try
{
listener.artifactInstalled( event );
}
catch ( RuntimeException e )
{
handleError( event, listener, e );
}
}
}
@Override
public void artifactInstalling( RepositoryEvent event )
{
for ( RepositoryListener listener : listeners )
{
try
{
listener.artifactInstalling( event );
}
catch ( RuntimeException e )
{
handleError( event, listener, e );
}
}
}
@Override
public void artifactResolved( RepositoryEvent event )
{
for ( RepositoryListener listener : listeners )
{
try
{
listener.artifactResolved( event );
}
catch ( RuntimeException e )
{
handleError( event, listener, e );
}
}
}
@Override
public void artifactResolving( RepositoryEvent event )
{
for ( RepositoryListener listener : listeners )
{
try
{
listener.artifactResolving( event );
}
catch ( RuntimeException e )
{
handleError( event, listener, e );
}
}
}
@Override
public void metadataDeployed( RepositoryEvent event )
{
for ( RepositoryListener listener : listeners )
{
try
{
listener.metadataDeployed( event );
}
catch ( RuntimeException e )
{
handleError( event, listener, e );
}
}
}
@Override
public void metadataDeploying( RepositoryEvent event )
{
for ( RepositoryListener listener : listeners )
{
try
{
listener.metadataDeploying( event );
}
catch ( RuntimeException e )
{
handleError( event, listener, e );
}
}
}
@Override
public void metadataDownloaded( RepositoryEvent event )
{
for ( RepositoryListener listener : listeners )
{
try
{
listener.metadataDownloaded( event );
}
catch ( RuntimeException e )
{
handleError( event, listener, e );
}
}
}
@Override
public void metadataDownloading( RepositoryEvent event )
{
for ( RepositoryListener listener : listeners )
{
try
{
listener.metadataDownloading( event );
}
catch ( RuntimeException e )
{
handleError( event, listener, e );
}
}
}
@Override
public void metadataInstalled( RepositoryEvent event )
{
for ( RepositoryListener listener : listeners )
{
try
{
listener.metadataInstalled( event );
}
catch ( RuntimeException e )
{
handleError( event, listener, e );
}
}
}
@Override
public void metadataInstalling( RepositoryEvent event )
{
for ( RepositoryListener listener : listeners )
{
try
{
listener.metadataInstalling( event );
}
catch ( RuntimeException e )
{
handleError( event, listener, e );
}
}
}
@Override
public void metadataInvalid( RepositoryEvent event )
{
for ( RepositoryListener listener : listeners )
{
try
{
listener.metadataInvalid( event );
}
catch ( RuntimeException e )
{
handleError( event, listener, e );
}
}
}
@Override
public void metadataResolved( RepositoryEvent event )
{
for ( RepositoryListener listener : listeners )
{
try
{
listener.metadataResolved( event );
}
catch ( RuntimeException e )
{
handleError( event, listener, e );
}
}
}
@Override
public void metadataResolving( RepositoryEvent event )
{
for ( RepositoryListener listener : listeners )
{
try
{
listener.metadataResolving( event );
}
catch ( RuntimeException e )
{
handleError( event, listener, e );
}
}
}
}