Commit | Line | Data |
---|---|---|
866e5b51 | 1 | /******************************************************************************* |
1ae2ec14 | 2 | * Copyright (c) 2011, 2015 Ericsson, Ecole Polytechnique de Montreal and others |
866e5b51 FC |
3 | * |
4 | * All rights reserved. This program and the accompanying materials are made | |
5 | * available under the terms of the Eclipse Public License v1.0 which | |
6 | * accompanies this distribution, and is available at | |
7 | * http://www.eclipse.org/legal/epl-v10.html | |
8 | * | |
9 | * Contributors: Matthew Khouzam - Initial API and implementation | |
10 | * Contributors: Simon Marchi - Initial API and implementation | |
11 | *******************************************************************************/ | |
12 | ||
f357bcd4 | 13 | package org.eclipse.tracecompass.ctf.core.trace; |
866e5b51 | 14 | |
b3151232 MK |
15 | import java.io.File; |
16 | import java.io.IOException; | |
42f8feff | 17 | import java.nio.ByteBuffer; |
b3151232 | 18 | import java.nio.channels.FileChannel; |
42f8feff | 19 | import java.nio.channels.FileChannel.MapMode; |
b3151232 | 20 | import java.nio.file.StandardOpenOption; |
42f8feff | 21 | import java.util.List; |
866e5b51 | 22 | |
90cefe9f MK |
23 | import org.eclipse.jdt.annotation.NonNullByDefault; |
24 | import org.eclipse.jdt.annotation.Nullable; | |
25 | import org.eclipse.tracecompass.common.core.NonNullUtils; | |
680f9173 | 26 | import org.eclipse.tracecompass.ctf.core.CTFException; |
f357bcd4 | 27 | import org.eclipse.tracecompass.ctf.core.event.IEventDeclaration; |
e8ece272 | 28 | import org.eclipse.tracecompass.ctf.core.event.IEventDefinition; |
42f8feff MK |
29 | import org.eclipse.tracecompass.ctf.core.event.io.BitBuffer; |
30 | import org.eclipse.tracecompass.ctf.core.event.types.IDeclaration; | |
f357bcd4 AM |
31 | import org.eclipse.tracecompass.ctf.core.event.types.StructDeclaration; |
32 | import org.eclipse.tracecompass.internal.ctf.core.Activator; | |
42f8feff MK |
33 | import org.eclipse.tracecompass.internal.ctf.core.SafeMappedByteBuffer; |
34 | import org.eclipse.tracecompass.internal.ctf.core.trace.CTFPacketReader; | |
35 | import org.eclipse.tracecompass.internal.ctf.core.trace.NullPacketReader; | |
53359017 | 36 | |
866e5b51 | 37 | /** |
d37aaa7f | 38 | * A CTF trace event reader. Reads the events of a trace file. |
32ede2ec | 39 | * |
d37aaa7f FC |
40 | * @author Matthew Khouzam |
41 | * @author Simon Marchi | |
bbf3873a | 42 | * @since 2.0 |
866e5b51 | 43 | */ |
90cefe9f | 44 | @NonNullByDefault |
d84419e1 | 45 | public class CTFStreamInputReader implements AutoCloseable { |
866e5b51 | 46 | |
42f8feff MK |
47 | private static final int BITS_PER_BYTE = Byte.SIZE; |
48 | ||
866e5b51 FC |
49 | // ------------------------------------------------------------------------ |
50 | // Attributes | |
51 | // ------------------------------------------------------------------------ | |
52 | ||
53 | /** | |
54 | * The StreamInput we are reading. | |
55 | */ | |
90cefe9f | 56 | private final File fFile; |
b3151232 | 57 | |
90cefe9f | 58 | private final CTFStreamInput fStreamInput; |
866e5b51 | 59 | |
90cefe9f | 60 | private final @Nullable FileChannel fFileChannel; |
b3151232 | 61 | |
866e5b51 FC |
62 | /** |
63 | * The packet reader used to read packets from this trace file. | |
64 | */ | |
42f8feff | 65 | private IPacketReader fPacketReader; |
866e5b51 FC |
66 | |
67 | /** | |
68 | * Iterator on the packet index | |
69 | */ | |
93a45b54 | 70 | private int fPacketIndex; |
866e5b51 FC |
71 | |
72 | /** | |
73 | * Reference to the current event of this trace file (iow, the last on that | |
74 | * was read, the next one to be returned) | |
75 | */ | |
e8ece272 | 76 | private @Nullable IEventDefinition fCurrentEvent = null; |
866e5b51 | 77 | |
93a45b54 | 78 | private int fId; |
866e5b51 | 79 | |
6a5251eb MK |
80 | /** |
81 | * Live trace reading | |
82 | */ | |
83 | private boolean fLive = false; | |
84 | ||
866e5b51 FC |
85 | // ------------------------------------------------------------------------ |
86 | // Constructors | |
87 | // ------------------------------------------------------------------------ | |
866e5b51 FC |
88 | /** |
89 | * Constructs a StreamInputReader that reads a StreamInput. | |
90 | * | |
91 | * @param streamInput | |
92 | * The StreamInput to read. | |
680f9173 | 93 | * @throws CTFException |
b3151232 | 94 | * If the file cannot be opened |
866e5b51 | 95 | */ |
680f9173 | 96 | public CTFStreamInputReader(CTFStreamInput streamInput) throws CTFException { |
93a45b54 | 97 | fStreamInput = streamInput; |
b3151232 MK |
98 | fFile = fStreamInput.getFile(); |
99 | try { | |
100 | fFileChannel = FileChannel.open(fFile.toPath(), StandardOpenOption.READ); | |
101 | } catch (IOException e) { | |
680f9173 | 102 | throw new CTFIOException(e); |
b3151232 | 103 | } |
1ae2ec14 | 104 | try { |
1ae2ec14 MAL |
105 | /* |
106 | * Get the iterator on the packet index. | |
107 | */ | |
108 | fPacketIndex = 0; | |
109 | /* | |
110 | * Make first packet the current one. | |
111 | */ | |
42f8feff MK |
112 | // did we already index the packet? |
113 | if (getPacketSize() < (fPacketIndex + 1)) { | |
114 | // go to the next packet if there is one, index it at the same | |
115 | // time | |
116 | if (fStreamInput.addPacketHeaderIndex()) { | |
117 | fPacketIndex = getPacketSize() - 1; | |
118 | } | |
119 | } | |
120 | ICTFPacketDescriptor packet = getPacket(); | |
121 | fPacketReader = getCurrentPacketReader(packet); | |
1ae2ec14 MAL |
122 | } catch (Exception e) { |
123 | try { | |
124 | close(); | |
125 | } catch (IOException e1) { | |
126 | // Ignore | |
127 | } | |
128 | throw e; | |
129 | } | |
866e5b51 FC |
130 | } |
131 | ||
42f8feff MK |
132 | private IPacketReader getCurrentPacketReader(@Nullable ICTFPacketDescriptor packet) throws CTFException { |
133 | IPacketReader ctfPacketReader = NullPacketReader.INSTANCE; | |
134 | if (packet != null) { | |
135 | long size = packet.getContentSizeBits(); | |
136 | if (size < 0) { | |
137 | throw new CTFIOException("Cannot have negative sized buffers."); //$NON-NLS-1$ | |
138 | } | |
139 | BitBuffer bitBuffer = new BitBuffer(getByteBufferAt(packet.getOffsetBits(), size)); | |
140 | bitBuffer.position(packet.getPayloadStartBits()); | |
141 | IDeclaration eventHeaderDeclaration = getStreamInput().getStream().getEventHeaderDeclaration(); | |
142 | CTFTrace trace = getStreamInput().getStream().getTrace(); | |
32ea78ed | 143 | ctfPacketReader = new CTFPacketReader(bitBuffer, packet, getEventDeclarations(), eventHeaderDeclaration, getStreamEventContextDecl(), trace.getPacketHeaderDef(), trace); |
42f8feff MK |
144 | } |
145 | return ctfPacketReader; | |
146 | } | |
147 | ||
148 | /** | |
149 | * Get a bytebuffer map of the file | |
150 | * | |
151 | * @param position | |
152 | * start offset in bits | |
153 | * @param size | |
154 | * size of the map in bits, use caution | |
155 | * @return a byte buffer | |
156 | * @throws CTFException | |
157 | * if the map failed in its allocation | |
158 | * | |
159 | * @since 2.0 | |
160 | */ | |
161 | public ByteBuffer getByteBufferAt(long position, long size) throws CTFException { | |
162 | ByteBuffer map; | |
163 | try { | |
164 | map = SafeMappedByteBuffer.map(fFileChannel, MapMode.READ_ONLY, position / BITS_PER_BYTE, (size + BITS_PER_BYTE - 1) / BITS_PER_BYTE); | |
165 | } catch (IOException e) { | |
166 | throw new CTFIOException(e.getMessage(), e); | |
167 | } | |
168 | if (map == null) { | |
169 | throw new CTFIOException("Failed to allocate mapped byte buffer"); //$NON-NLS-1$ | |
170 | } | |
171 | return map; | |
172 | } | |
173 | ||
5d1c6919 | 174 | /** |
b3151232 MK |
175 | * Dispose the StreamInputReader, closes the file channel and its packet |
176 | * reader | |
177 | * | |
178 | * @throws IOException | |
179 | * If an I/O error occurs | |
5d1c6919 | 180 | */ |
dd9752d5 | 181 | @Override |
b3151232 | 182 | public void close() throws IOException { |
1ae2ec14 MAL |
183 | if (fFileChannel != null) { |
184 | fFileChannel.close(); | |
185 | } | |
42f8feff | 186 | fPacketReader = NullPacketReader.INSTANCE; |
5d1c6919 PT |
187 | } |
188 | ||
866e5b51 FC |
189 | // ------------------------------------------------------------------------ |
190 | // Getters/Setters/Predicates | |
191 | // ------------------------------------------------------------------------ | |
192 | ||
9ac2eb62 MK |
193 | /** |
194 | * Gets the current event in this stream | |
195 | * | |
196 | * @return the current event in the stream, null if the stream is | |
197 | * finished/empty/malformed | |
e8ece272 | 198 | * @since 2.0 |
9ac2eb62 | 199 | */ |
e8ece272 | 200 | public @Nullable IEventDefinition getCurrentEvent() { |
93a45b54 | 201 | return fCurrentEvent; |
866e5b51 FC |
202 | } |
203 | ||
9ac2eb62 MK |
204 | /** |
205 | * Gets the name of the stream (it's an id and a number) | |
206 | * | |
207 | * @return gets the stream name (it's a number) | |
208 | */ | |
866e5b51 | 209 | public int getName() { |
93a45b54 | 210 | return fId; |
866e5b51 FC |
211 | } |
212 | ||
9ac2eb62 MK |
213 | /** |
214 | * Sets the name of the stream | |
215 | * | |
216 | * @param name | |
217 | * the name of the stream, (it's a number) | |
218 | */ | |
866e5b51 | 219 | public void setName(int name) { |
93a45b54 | 220 | fId = name; |
866e5b51 FC |
221 | } |
222 | ||
9ac2eb62 MK |
223 | /** |
224 | * Gets the CPU of a stream. It's the same as the one in /proc or running | |
225 | * the asm CPUID instruction | |
226 | * | |
227 | * @return The CPU id (a number) | |
228 | */ | |
866e5b51 | 229 | public int getCPU() { |
93a45b54 | 230 | return fPacketReader.getCPU(); |
866e5b51 FC |
231 | } |
232 | ||
9ac2eb62 MK |
233 | /** |
234 | * Gets the filename of the stream being read | |
db8e8f7d | 235 | * |
9ac2eb62 MK |
236 | * @return The filename of the stream being read |
237 | */ | |
ce2388e0 | 238 | public String getFilename() { |
93a45b54 | 239 | return fStreamInput.getFilename(); |
ce2388e0 FC |
240 | } |
241 | ||
242 | /* | |
243 | * for internal use only | |
244 | */ | |
d84419e1 | 245 | CTFStreamInput getStreamInput() { |
93a45b54 | 246 | return fStreamInput; |
ce2388e0 FC |
247 | } |
248 | ||
53359017 MK |
249 | /** |
250 | * Gets the event definition set for this StreamInput | |
251 | * | |
252 | * @return Unmodifiable set with the event definitions | |
42f8feff | 253 | * @since 2.0 |
53359017 | 254 | */ |
32ea78ed | 255 | public List<@Nullable IEventDeclaration> getEventDeclarations() { |
42f8feff | 256 | return fStreamInput.getStream().getEventDeclarations(); |
53359017 MK |
257 | } |
258 | ||
6a5251eb MK |
259 | /** |
260 | * Set the trace to live mode | |
261 | * | |
262 | * @param live | |
263 | * whether the trace is read live or not | |
6a5251eb MK |
264 | */ |
265 | public void setLive(boolean live) { | |
266 | fLive = live; | |
267 | } | |
268 | ||
269 | /** | |
270 | * Get if the trace is to read live or not | |
271 | * | |
272 | * @return whether the trace is live or not | |
6a5251eb MK |
273 | */ |
274 | public boolean isLive() { | |
275 | return fLive; | |
276 | } | |
277 | ||
a4fa4e36 MK |
278 | /** |
279 | * Get the event context of the stream | |
280 | * | |
281 | * @return the event context declaration of the stream | |
a4fa4e36 | 282 | */ |
90cefe9f | 283 | public @Nullable StructDeclaration getStreamEventContextDecl() { |
a4fa4e36 MK |
284 | return getStreamInput().getStream().getEventContextDecl(); |
285 | } | |
286 | ||
866e5b51 FC |
287 | // ------------------------------------------------------------------------ |
288 | // Operations | |
289 | // ------------------------------------------------------------------------ | |
290 | /** | |
291 | * Reads the next event in the current event variable. | |
292 | * | |
293 | * @return If an event has been successfully read. | |
680f9173 | 294 | * @throws CTFException |
db8e8f7d | 295 | * if an error occurs |
866e5b51 | 296 | */ |
680f9173 | 297 | public CTFResponse readNextEvent() throws CTFException { |
bfe038ff | 298 | |
866e5b51 FC |
299 | /* |
300 | * Change packet if needed | |
301 | */ | |
93a45b54 | 302 | if (!fPacketReader.hasMoreEvents()) { |
90cefe9f | 303 | final ICTFPacketDescriptor prevPacket = fPacketReader.getCurrentPacket(); |
a4fa4e36 | 304 | if (prevPacket != null || fLive) { |
bfe038ff | 305 | goToNextPacket(); |
bfe038ff | 306 | } |
6a5251eb | 307 | |
866e5b51 FC |
308 | } |
309 | ||
32ede2ec | 310 | /* |
866e5b51 FC |
311 | * If an event is available, read it. |
312 | */ | |
93a45b54 | 313 | if (fPacketReader.hasMoreEvents()) { |
6a5251eb MK |
314 | setCurrentEvent(fPacketReader.readNextEvent()); |
315 | return CTFResponse.OK; | |
866e5b51 FC |
316 | } |
317 | this.setCurrentEvent(null); | |
6a5251eb | 318 | return fLive ? CTFResponse.WAIT : CTFResponse.FINISH; |
866e5b51 FC |
319 | } |
320 | ||
321 | /** | |
322 | * Change the current packet of the packet reader to the next one. | |
db8e8f7d | 323 | * |
680f9173 | 324 | * @throws CTFException |
db8e8f7d | 325 | * if an error occurs |
866e5b51 | 326 | */ |
680f9173 | 327 | private void goToNextPacket() throws CTFException { |
93a45b54 | 328 | fPacketIndex++; |
6a5251eb | 329 | // did we already index the packet? |
42f8feff | 330 | while (getPacketSize() < (fPacketIndex + 1)) { |
6a5251eb | 331 | // go to the next packet if there is one, index it at the same time |
93a45b54 MK |
332 | if (fStreamInput.addPacketHeaderIndex()) { |
333 | fPacketIndex = getPacketSize() - 1; | |
cf9a28da | 334 | } else { |
42f8feff MK |
335 | fPacketReader = NullPacketReader.INSTANCE; |
336 | return; | |
bfe038ff | 337 | } |
42f8feff | 338 | |
866e5b51 | 339 | } |
42f8feff MK |
340 | ICTFPacketDescriptor packet = getPacket(); |
341 | fPacketReader = getCurrentPacketReader(packet); | |
342 | ||
866e5b51 FC |
343 | } |
344 | ||
bfe038ff MK |
345 | /** |
346 | * @return | |
347 | */ | |
348 | private int getPacketSize() { | |
3f02ac64 | 349 | return fStreamInput.getIndex().size(); |
bfe038ff MK |
350 | } |
351 | ||
866e5b51 FC |
352 | /** |
353 | * Changes the location of the trace file reader so that the current event | |
ecb12461 | 354 | * is the first event with a timestamp greater or equal the given timestamp. |
866e5b51 FC |
355 | * |
356 | * @param timestamp | |
357 | * The timestamp to seek to. | |
be6df2d8 | 358 | * @return The offset compared to the current position |
680f9173 | 359 | * @throws CTFException |
db8e8f7d | 360 | * if an error occurs |
866e5b51 | 361 | */ |
680f9173 | 362 | public long seek(long timestamp) throws CTFException { |
ce2388e0 | 363 | long offset = 0; |
866e5b51 | 364 | |
eb94f9c9 | 365 | gotoPacket(timestamp); |
866e5b51 | 366 | |
0c59c1a6 MK |
367 | /* |
368 | * index up to the desired timestamp. | |
369 | */ | |
93a45b54 MK |
370 | while ((fPacketReader.getCurrentPacket() != null) |
371 | && (fPacketReader.getCurrentPacket().getTimestampEnd() < timestamp)) { | |
0c59c1a6 | 372 | try { |
93a45b54 | 373 | fStreamInput.addPacketHeaderIndex(); |
0c59c1a6 | 374 | goToNextPacket(); |
680f9173 | 375 | } catch (CTFException e) { |
0c59c1a6 | 376 | // do nothing here |
b3151232 | 377 | Activator.log(e.getMessage()); |
0c59c1a6 MK |
378 | } |
379 | } | |
93a45b54 | 380 | if (fPacketReader.getCurrentPacket() == null) { |
eb94f9c9 MK |
381 | gotoPacket(timestamp); |
382 | } | |
0c59c1a6 | 383 | |
866e5b51 | 384 | /* |
6a5251eb MK |
385 | * Advance until either of these conditions are met: |
386 | * | |
387 | * - reached the end of the trace file (the given timestamp is after the | |
388 | * last event) | |
389 | * | |
390 | * - found the first event with a timestamp greater or equal the given | |
391 | * timestamp. | |
866e5b51 FC |
392 | */ |
393 | readNextEvent(); | |
e8ece272 | 394 | IEventDefinition currentEvent = getCurrentEvent(); |
90cefe9f | 395 | while (currentEvent != null && (currentEvent.getTimestamp() < timestamp)) { |
866e5b51 | 396 | readNextEvent(); |
90cefe9f | 397 | currentEvent = getCurrentEvent(); |
ce2388e0 | 398 | offset++; |
866e5b51 | 399 | } |
ce2388e0 FC |
400 | return offset; |
401 | } | |
402 | ||
eb94f9c9 MK |
403 | /** |
404 | * @param timestamp | |
6a5251eb | 405 | * the time to seek |
680f9173 | 406 | * @throws CTFException |
db8e8f7d | 407 | * if an error occurs |
eb94f9c9 | 408 | */ |
680f9173 | 409 | private void gotoPacket(long timestamp) throws CTFException { |
6af89f01 | 410 | fPacketIndex = fStreamInput.getIndex().search(timestamp) - 1; |
eb94f9c9 MK |
411 | /* |
412 | * Switch to this packet. | |
413 | */ | |
414 | goToNextPacket(); | |
415 | } | |
416 | ||
9ac2eb62 MK |
417 | /** |
418 | * Seeks the last event of a stream and returns it. | |
db8e8f7d | 419 | * |
680f9173 | 420 | * @throws CTFException |
db8e8f7d | 421 | * if an error occurs |
9ac2eb62 | 422 | */ |
680f9173 | 423 | public void goToLastEvent() throws CTFException { |
ec6f5beb | 424 | |
866e5b51 | 425 | /* |
4a32dd11 | 426 | * Go to the beginning of the trace |
866e5b51 | 427 | */ |
ec6f5beb | 428 | seek(0); |
4a32dd11 | 429 | |
ec6f5beb | 430 | /* |
4a32dd11 | 431 | * Check that there is at least one event |
ec6f5beb | 432 | */ |
3f02ac64 | 433 | if ((fStreamInput.getIndex().isEmpty()) || (!fPacketReader.hasMoreEvents())) { |
ec6f5beb MK |
434 | /* |
435 | * This means the trace is empty. abort. | |
436 | */ | |
437 | return; | |
ce2388e0 | 438 | } |
4a32dd11 MK |
439 | |
440 | fPacketIndex = fStreamInput.getIndex().size() - 1; | |
441 | /* | |
442 | * Go to last indexed packet | |
443 | */ | |
42f8feff | 444 | fPacketReader = getCurrentPacketReader(getPacket()); |
4a32dd11 MK |
445 | |
446 | /* | |
447 | * Keep going until you cannot | |
448 | */ | |
449 | while (fPacketReader.getCurrentPacket() != null) { | |
450 | goToNextPacket(); | |
451 | } | |
452 | ||
453 | final int lastPacketIndex = fStreamInput.getIndex().size() - 1; | |
ec6f5beb MK |
454 | /* |
455 | * Go to the last packet that contains events. | |
456 | */ | |
4a32dd11 | 457 | for (int pos = lastPacketIndex; pos > 0; pos--) { |
93a45b54 | 458 | fPacketIndex = pos; |
42f8feff | 459 | fPacketReader = getCurrentPacketReader(getPacket()); |
4a32dd11 | 460 | |
93a45b54 | 461 | if (fPacketReader.hasMoreEvents()) { |
ec6f5beb MK |
462 | break; |
463 | } | |
866e5b51 | 464 | } |
ec6f5beb MK |
465 | |
466 | /* | |
467 | * Go until the end of that packet | |
468 | */ | |
e8ece272 | 469 | IEventDefinition prevEvent = null; |
93a45b54 MK |
470 | while (fCurrentEvent != null) { |
471 | prevEvent = fCurrentEvent; | |
e8ece272 | 472 | readNextEvent(); |
ec6f5beb MK |
473 | } |
474 | /* | |
475 | * Go back to the previous event | |
476 | */ | |
e8ece272 | 477 | setCurrentEvent(prevEvent); |
866e5b51 FC |
478 | } |
479 | ||
9ac2eb62 MK |
480 | /** |
481 | * Sets the current event in a stream input reader | |
db8e8f7d AM |
482 | * |
483 | * @param currentEvent | |
484 | * the event to set | |
e8ece272 | 485 | * @since 2.0 |
9ac2eb62 | 486 | */ |
e8ece272 | 487 | public void setCurrentEvent(@Nullable IEventDefinition currentEvent) { |
93a45b54 | 488 | fCurrentEvent = currentEvent; |
866e5b51 FC |
489 | } |
490 | ||
ce2388e0 FC |
491 | /** |
492 | * @return the packetIndexIt | |
493 | */ | |
bfe038ff | 494 | private int getPacketIndex() { |
93a45b54 | 495 | return fPacketIndex; |
bfe038ff MK |
496 | } |
497 | ||
90cefe9f MK |
498 | private @Nullable ICTFPacketDescriptor getPacket() { |
499 | if (getPacketIndex() >= fStreamInput.getIndex().size()) { | |
500 | return null; | |
501 | } | |
3f02ac64 | 502 | return fStreamInput.getIndex().getElement(getPacketIndex()); |
ce2388e0 FC |
503 | } |
504 | ||
b3151232 | 505 | /** |
42f8feff | 506 | * Get the current packet reader |
b3151232 | 507 | * |
ce2388e0 | 508 | * @return the packetReader |
42f8feff | 509 | * @since 2.0 |
ce2388e0 | 510 | */ |
42f8feff | 511 | public IPacketReader getCurrentPacketReader() { |
93a45b54 | 512 | return fPacketReader; |
ce2388e0 FC |
513 | } |
514 | ||
81c8e6f7 MK |
515 | @Override |
516 | public int hashCode() { | |
517 | final int prime = 31; | |
518 | int result = 1; | |
93a45b54 | 519 | result = (prime * result) + fId; |
81c8e6f7 | 520 | result = (prime * result) |
b3151232 | 521 | + fFile.hashCode(); |
81c8e6f7 MK |
522 | return result; |
523 | } | |
524 | ||
81c8e6f7 | 525 | @Override |
90cefe9f | 526 | public boolean equals(@Nullable Object obj) { |
81c8e6f7 MK |
527 | if (this == obj) { |
528 | return true; | |
529 | } | |
530 | if (obj == null) { | |
531 | return false; | |
532 | } | |
d84419e1 | 533 | if (!(obj instanceof CTFStreamInputReader)) { |
81c8e6f7 MK |
534 | return false; |
535 | } | |
d84419e1 | 536 | CTFStreamInputReader other = (CTFStreamInputReader) obj; |
93a45b54 | 537 | if (fId != other.fId) { |
81c8e6f7 MK |
538 | return false; |
539 | } | |
b3151232 | 540 | return fFile.equals(other.fFile); |
81c8e6f7 MK |
541 | } |
542 | ||
87b60a47 MK |
543 | @Override |
544 | public String toString() { | |
545 | // this helps debugging | |
90cefe9f | 546 | return fId + ' ' + NonNullUtils.nullToEmptyString(fCurrentEvent); |
87b60a47 | 547 | } |
b3151232 | 548 | |
866e5b51 | 549 | } |