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866e5b51 | 1 | /******************************************************************************* |
60ae41e1 | 2 | * Copyright (c) 2011, 2014 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 | ||
486efb2e | 13 | package org.eclipse.linuxtools.ctf.core.trace; |
866e5b51 FC |
14 | |
15 | import java.io.File; | |
aa3b05ef | 16 | import java.io.IOException; |
aefc5c83 | 17 | import java.nio.MappedByteBuffer; |
866e5b51 | 18 | import java.nio.channels.FileChannel; |
aa3b05ef | 19 | import java.nio.channels.FileChannel.MapMode; |
b3151232 | 20 | import java.nio.file.StandardOpenOption; |
866e5b51 FC |
21 | import java.util.UUID; |
22 | ||
a4fa4e36 | 23 | import org.eclipse.jdt.annotation.NonNull; |
486efb2e | 24 | import org.eclipse.linuxtools.ctf.core.event.io.BitBuffer; |
a4fa4e36 MK |
25 | import org.eclipse.linuxtools.ctf.core.event.scope.IDefinitionScope; |
26 | import org.eclipse.linuxtools.ctf.core.event.scope.LexicalScope; | |
866e5b51 | 27 | import org.eclipse.linuxtools.ctf.core.event.types.Definition; |
21fb02fa MK |
28 | import org.eclipse.linuxtools.ctf.core.event.types.EnumDefinition; |
29 | import org.eclipse.linuxtools.ctf.core.event.types.FloatDefinition; | |
cc98c947 | 30 | import org.eclipse.linuxtools.ctf.core.event.types.IDefinition; |
866e5b51 | 31 | import org.eclipse.linuxtools.ctf.core.event.types.IntegerDefinition; |
21fb02fa | 32 | import org.eclipse.linuxtools.ctf.core.event.types.StringDefinition; |
a4fa4e36 | 33 | import org.eclipse.linuxtools.ctf.core.event.types.StructDeclaration; |
866e5b51 | 34 | import org.eclipse.linuxtools.ctf.core.event.types.StructDefinition; |
7b4f13e6 | 35 | import org.eclipse.linuxtools.internal.ctf.core.event.types.ArrayDefinition; |
486efb2e AM |
36 | import org.eclipse.linuxtools.internal.ctf.core.trace.StreamInputPacketIndex; |
37 | import org.eclipse.linuxtools.internal.ctf.core.trace.StreamInputPacketIndexEntry; | |
866e5b51 FC |
38 | |
39 | /** | |
40 | * <b><u>StreamInput</u></b> | |
41 | * <p> | |
42 | * Represents a trace file that belongs to a certain stream. | |
cf9a28da | 43 | * |
d84419e1 | 44 | * @since 3.0 |
866e5b51 | 45 | */ |
b3151232 | 46 | // TODO: remove AutoCloseable |
d84419e1 | 47 | public class CTFStreamInput implements IDefinitionScope, AutoCloseable { |
866e5b51 FC |
48 | |
49 | // ------------------------------------------------------------------------ | |
50 | // Attributes | |
51 | // ------------------------------------------------------------------------ | |
52 | ||
53 | /** | |
54 | * The associated Stream | |
55 | */ | |
d84419e1 | 56 | private final CTFStream fStream; |
866e5b51 | 57 | |
866e5b51 FC |
58 | /** |
59 | * Information on the file (used for debugging) | |
60 | */ | |
b3151232 | 61 | @NonNull |
f224bebc | 62 | private final File fFile; |
866e5b51 FC |
63 | |
64 | /** | |
65 | * The packet index of this input | |
66 | */ | |
f224bebc | 67 | private final StreamInputPacketIndex fIndex; |
866e5b51 | 68 | |
f224bebc | 69 | private long fTimestampEnd; |
866e5b51 | 70 | |
8e15b929 | 71 | /** |
bfe038ff MK |
72 | * Definition of trace packet header |
73 | */ | |
a4fa4e36 | 74 | private StructDeclaration fTracePacketHeaderDecl = null; |
bfe038ff | 75 | |
8e15b929 | 76 | /** |
bfe038ff MK |
77 | * Definition of trace stream packet context |
78 | */ | |
a4fa4e36 | 79 | private StructDeclaration fStreamPacketContextDecl = null; |
bfe038ff | 80 | |
8e15b929 | 81 | /** |
132a02b0 MK |
82 | * Total number of lost events in this stream |
83 | */ | |
f224bebc | 84 | private long fLostSoFar = 0; |
132a02b0 | 85 | |
866e5b51 FC |
86 | // ------------------------------------------------------------------------ |
87 | // Constructors | |
88 | // ------------------------------------------------------------------------ | |
89 | ||
90 | /** | |
91 | * Constructs a StreamInput. | |
92 | * | |
93 | * @param stream | |
94 | * The stream to which this StreamInput belongs to. | |
866e5b51 FC |
95 | * @param file |
96 | * Information about the trace file (for debugging purposes). | |
97 | */ | |
b3151232 | 98 | public CTFStreamInput(CTFStream stream, @NonNull File file) { |
f224bebc | 99 | fStream = stream; |
f224bebc MK |
100 | fFile = file; |
101 | fIndex = new StreamInputPacketIndex(); | |
866e5b51 FC |
102 | } |
103 | ||
8e15b929 MK |
104 | @Override |
105 | public void close() throws IOException { | |
8e15b929 MK |
106 | } |
107 | ||
866e5b51 FC |
108 | // ------------------------------------------------------------------------ |
109 | // Getters/Setters/Predicates | |
110 | // ------------------------------------------------------------------------ | |
111 | ||
9ac2eb62 MK |
112 | /** |
113 | * Gets the stream the streamInput wrapper is wrapping | |
21fb02fa | 114 | * |
9ac2eb62 MK |
115 | * @return the stream the streamInput wrapper is wrapping |
116 | */ | |
d84419e1 | 117 | public CTFStream getStream() { |
f224bebc | 118 | return fStream; |
866e5b51 FC |
119 | } |
120 | ||
9ac2eb62 | 121 | /** |
ecb12461 | 122 | * The common streamInput Index |
21fb02fa | 123 | * |
9ac2eb62 MK |
124 | * @return the stream input Index |
125 | */ | |
486efb2e | 126 | StreamInputPacketIndex getIndex() { |
f224bebc | 127 | return fIndex; |
866e5b51 FC |
128 | } |
129 | ||
9ac2eb62 MK |
130 | /** |
131 | * Gets the filename of the streamInput file. | |
21fb02fa | 132 | * |
9ac2eb62 MK |
133 | * @return the filename of the streaminput file. |
134 | */ | |
866e5b51 | 135 | public String getFilename() { |
f224bebc | 136 | return fFile.getName(); |
866e5b51 FC |
137 | } |
138 | ||
9ac2eb62 | 139 | /** |
ecb12461 | 140 | * Gets the last read timestamp of a stream. (this is not necessarily the |
21fb02fa MK |
141 | * last time in the stream.) |
142 | * | |
9ac2eb62 MK |
143 | * @return the last read timestamp |
144 | */ | |
866e5b51 | 145 | public long getTimestampEnd() { |
f224bebc | 146 | return fTimestampEnd; |
866e5b51 FC |
147 | } |
148 | ||
9ac2eb62 | 149 | /** |
21fb02fa MK |
150 | * Sets the last read timestamp of a stream. (this is not necessarily the |
151 | * last time in the stream.) | |
152 | * | |
153 | * @param timestampEnd | |
154 | * the last read timestamp | |
9ac2eb62 | 155 | */ |
866e5b51 | 156 | public void setTimestampEnd(long timestampEnd) { |
f224bebc | 157 | fTimestampEnd = timestampEnd; |
866e5b51 FC |
158 | } |
159 | ||
9ac2eb62 | 160 | /** |
ecb12461 | 161 | * Useless for streaminputs |
9ac2eb62 | 162 | */ |
866e5b51 | 163 | @Override |
a4fa4e36 MK |
164 | public LexicalScope getScopePath() { |
165 | return LexicalScope.STREAM; | |
866e5b51 FC |
166 | } |
167 | ||
168 | // ------------------------------------------------------------------------ | |
169 | // Operations | |
170 | // ------------------------------------------------------------------------ | |
171 | ||
172 | @Override | |
173 | public Definition lookupDefinition(String lookupPath) { | |
174 | /* TODO: lookup in different dynamic scopes is not supported yet. */ | |
175 | return null; | |
176 | } | |
177 | ||
178 | /** | |
179 | * Create the index for this trace file. | |
bfe038ff MK |
180 | */ |
181 | public void setupIndex() { | |
182 | ||
bfe038ff MK |
183 | /* |
184 | * The BitBuffer to extract data from the StreamInput | |
185 | */ | |
186 | BitBuffer bitBuffer = new BitBuffer(); | |
f224bebc | 187 | bitBuffer.setByteOrder(getStream().getTrace().getByteOrder()); |
bfe038ff MK |
188 | |
189 | /* | |
190 | * Create the definitions we need to read the packet headers + contexts | |
191 | */ | |
192 | if (getStream().getTrace().getPacketHeader() != null) { | |
a4fa4e36 | 193 | fTracePacketHeaderDecl = getStream().getTrace().getPacketHeader(); |
bfe038ff MK |
194 | } |
195 | ||
196 | if (getStream().getPacketContextDecl() != null) { | |
a4fa4e36 | 197 | fStreamPacketContextDecl = getStream().getPacketContextDecl(); |
bfe038ff MK |
198 | } |
199 | ||
200 | } | |
201 | ||
9ac2eb62 MK |
202 | /** |
203 | * Adds the next packet header index entry to the index of a stream input. | |
be6df2d8 | 204 | * |
733c614c MK |
205 | * <strong>This method is slow and can corrupt data if not used |
206 | * properly</strong> | |
207 | * | |
9ac2eb62 MK |
208 | * @return true if there are more packets to add |
209 | * @throws CTFReaderException | |
be6df2d8 | 210 | * If there was a problem reading the packed header |
9ac2eb62 | 211 | */ |
bfe038ff MK |
212 | public boolean addPacketHeaderIndex() throws CTFReaderException { |
213 | long currentPos = 0L; | |
f224bebc MK |
214 | if (!fIndex.getEntries().isEmpty()) { |
215 | StreamInputPacketIndexEntry pos = fIndex.getEntries().lastElement(); | |
bfe038ff MK |
216 | currentPos = computeNextOffset(pos); |
217 | } | |
218 | long fileSize = getStreamSize(); | |
219 | if (currentPos < fileSize) { | |
733c614c | 220 | |
bfe038ff MK |
221 | StreamInputPacketIndexEntry packetIndex = new StreamInputPacketIndexEntry( |
222 | currentPos); | |
b3151232 | 223 | createPacketIndexEntry(fileSize, currentPos, packetIndex); |
f224bebc | 224 | fIndex.addEntry(packetIndex); |
bfe038ff MK |
225 | return true; |
226 | } | |
227 | return false; | |
228 | } | |
229 | ||
bfe038ff | 230 | private long getStreamSize() { |
f224bebc | 231 | return fFile.length(); |
bfe038ff MK |
232 | } |
233 | ||
b3151232 | 234 | private long createPacketIndexEntry(long fileSizeBytes, long packetOffsetBytes, StreamInputPacketIndexEntry packetIndex) |
bfe038ff | 235 | throws CTFReaderException { |
0594c61c | 236 | |
b3151232 | 237 | long pos = readPacketHeader(fileSizeBytes, packetOffsetBytes, packetIndex); |
bfe038ff MK |
238 | |
239 | /* Basic validation */ | |
240 | if (packetIndex.getContentSizeBits() > packetIndex.getPacketSizeBits()) { | |
241 | throw new CTFReaderException("Content size > packet size"); //$NON-NLS-1$ | |
242 | } | |
866e5b51 | 243 | |
bfe038ff MK |
244 | if (packetIndex.getPacketSizeBits() > ((fileSizeBytes - packetIndex |
245 | .getOffsetBytes()) * 8)) { | |
cf9a28da | 246 | throw new CTFReaderException("Not enough data remaining in the file for the size of this packet"); //$NON-NLS-1$ |
bfe038ff MK |
247 | } |
248 | ||
249 | /* | |
250 | * Offset in the file, in bits | |
251 | */ | |
b3151232 | 252 | packetIndex.setDataOffsetBits(pos); |
bfe038ff MK |
253 | |
254 | /* | |
255 | * Update the counting packet offset | |
256 | */ | |
21fb02fa | 257 | return computeNextOffset(packetIndex); |
bfe038ff MK |
258 | } |
259 | ||
260 | /** | |
261 | * @param packetIndex | |
262 | * @return | |
263 | */ | |
264 | private static long computeNextOffset( | |
265 | StreamInputPacketIndexEntry packetIndex) { | |
266 | return packetIndex.getOffsetBytes() | |
267 | + ((packetIndex.getPacketSizeBits() + 7) / 8); | |
268 | } | |
269 | ||
b3151232 | 270 | private long readPacketHeader(long fileSizeBytes, |
733c614c | 271 | long packetOffsetBytes, StreamInputPacketIndexEntry packetIndex) throws CTFReaderException { |
b3151232 | 272 | long position = -1; |
aa3b05ef FC |
273 | /* |
274 | * Initial size, it should map at least the packet header + context | |
275 | * size. | |
276 | * | |
277 | * TODO: use a less arbitrary size. | |
278 | */ | |
279 | long mapSize = 4096; | |
280 | /* | |
281 | * If there is less data remaining than what we want to map, reduce the | |
282 | * map size. | |
283 | */ | |
284 | if ((fileSizeBytes - packetIndex.getOffsetBytes()) < mapSize) { | |
285 | mapSize = fileSizeBytes - packetIndex.getOffsetBytes(); | |
286 | } | |
287 | ||
288 | /* | |
289 | * Map the packet. | |
290 | */ | |
b3151232 MK |
291 | try (FileChannel fc = FileChannel.open(fFile.toPath(), StandardOpenOption.READ)) { |
292 | MappedByteBuffer map = fc.map(MapMode.READ_ONLY, packetOffsetBytes, mapSize); | |
293 | if (map == null) { | |
294 | throw new CTFReaderException("Failed to allocate mapped byte buffer"); //$NON-NLS-1$ | |
295 | } | |
296 | /* | |
297 | * create a packet bit buffer to read the packet header | |
298 | */ | |
299 | BitBuffer bitBuffer = new BitBuffer(map); | |
300 | bitBuffer.setByteOrder(getStream().getTrace().getByteOrder()); | |
301 | /* | |
302 | * Read the trace packet header if it exists. | |
303 | */ | |
304 | if (fTracePacketHeaderDecl != null) { | |
305 | parseTracePacketHeader(fTracePacketHeaderDecl, bitBuffer); | |
306 | } | |
307 | ||
308 | /* | |
309 | * Read the stream packet context if it exists. | |
310 | */ | |
311 | if (fStreamPacketContextDecl != null) { | |
312 | parsePacketContext(fileSizeBytes, fStreamPacketContextDecl, | |
313 | bitBuffer, packetIndex); | |
314 | } else { | |
315 | setPacketContextNull(fileSizeBytes, packetIndex); | |
316 | } | |
317 | ||
318 | position = bitBuffer.position(); | |
aa3b05ef FC |
319 | } catch (IOException e) { |
320 | throw new CTFReaderException(e); | |
321 | } | |
b3151232 | 322 | return position; |
aa3b05ef | 323 | } |
bfe038ff | 324 | |
a4fa4e36 MK |
325 | private void parseTracePacketHeader(StructDeclaration tracePacketHeaderDecl, |
326 | @NonNull BitBuffer bitBuffer) throws CTFReaderException { | |
70f60307 | 327 | StructDefinition tracePacketHeaderDef = tracePacketHeaderDecl.createDefinition(fStream.getTrace(), LexicalScope.TRACE_PACKET_HEADER, bitBuffer); |
866e5b51 FC |
328 | |
329 | /* | |
bfe038ff | 330 | * Check the CTF magic number |
866e5b51 | 331 | */ |
bfe038ff MK |
332 | IntegerDefinition magicDef = (IntegerDefinition) tracePacketHeaderDef |
333 | .lookupDefinition("magic"); //$NON-NLS-1$ | |
334 | if (magicDef != null) { | |
335 | int magic = (int) magicDef.getValue(); | |
336 | if (magic != Utils.CTF_MAGIC) { | |
337 | throw new CTFReaderException( | |
338 | "CTF magic mismatch " + Integer.toHexString(magic) + " vs " + Integer.toHexString(Utils.CTF_MAGIC)); //$NON-NLS-1$//$NON-NLS-2$ | |
339 | } | |
866e5b51 FC |
340 | } |
341 | ||
342 | /* | |
bfe038ff | 343 | * Check the trace UUID |
866e5b51 | 344 | */ |
0594c61c AM |
345 | ArrayDefinition uuidDef = |
346 | (ArrayDefinition) tracePacketHeaderDef.lookupDefinition("uuid"); //$NON-NLS-1$ | |
bfe038ff | 347 | if (uuidDef != null) { |
a4fa4e36 | 348 | UUID uuid = Utils.getUUIDfromDefinition(uuidDef); |
866e5b51 | 349 | |
bfe038ff MK |
350 | if (!getStream().getTrace().getUUID().equals(uuid)) { |
351 | throw new CTFReaderException("UUID mismatch"); //$NON-NLS-1$ | |
866e5b51 | 352 | } |
bfe038ff | 353 | } |
866e5b51 | 354 | |
bfe038ff MK |
355 | /* |
356 | * Check that the stream id did not change | |
357 | */ | |
358 | IntegerDefinition streamIDDef = (IntegerDefinition) tracePacketHeaderDef | |
359 | .lookupDefinition("stream_id"); //$NON-NLS-1$ | |
360 | if (streamIDDef != null) { | |
361 | long streamID = streamIDDef.getValue(); | |
866e5b51 | 362 | |
bfe038ff | 363 | if (streamID != getStream().getId()) { |
cf9a28da | 364 | throw new CTFReaderException("Stream ID changing within a StreamInput"); //$NON-NLS-1$ |
866e5b51 | 365 | } |
bfe038ff MK |
366 | } |
367 | } | |
866e5b51 | 368 | |
b3151232 MK |
369 | /** |
370 | * Gets the wrapped file | |
371 | * | |
372 | * @return the file | |
373 | */ | |
374 | @NonNull | |
375 | File getFile() { | |
376 | return fFile; | |
377 | } | |
378 | ||
bfe038ff MK |
379 | private static void setPacketContextNull(long fileSizeBytes, |
380 | StreamInputPacketIndexEntry packetIndex) { | |
381 | /* | |
382 | * If there is no packet context, infer the content and packet size from | |
383 | * the file size (assume that there is only one packet and no padding) | |
384 | */ | |
47ca6c05 SM |
385 | packetIndex.setContentSizeBits(fileSizeBytes * 8); |
386 | packetIndex.setPacketSizeBits(fileSizeBytes * 8); | |
bfe038ff | 387 | } |
866e5b51 | 388 | |
bfe038ff | 389 | private void parsePacketContext(long fileSizeBytes, |
a4fa4e36 | 390 | StructDeclaration streamPacketContextDecl, @NonNull BitBuffer bitBuffer, |
db8e8f7d | 391 | StreamInputPacketIndexEntry packetIndex) throws CTFReaderException { |
70f60307 | 392 | StructDefinition streamPacketContextDef = streamPacketContextDecl.createDefinition(this, LexicalScope.STREAM_PACKET_CONTEXT, bitBuffer); |
866e5b51 | 393 | |
21fb02fa MK |
394 | for (String field : streamPacketContextDef.getDeclaration() |
395 | .getFieldsList()) { | |
cc98c947 | 396 | IDefinition id = streamPacketContextDef.lookupDefinition(field); |
21fb02fa MK |
397 | if (id instanceof IntegerDefinition) { |
398 | packetIndex.addAttribute(field, | |
399 | ((IntegerDefinition) id).getValue()); | |
400 | } else if (id instanceof FloatDefinition) { | |
401 | packetIndex.addAttribute(field, | |
402 | ((FloatDefinition) id).getValue()); | |
403 | } else if (id instanceof EnumDefinition) { | |
404 | packetIndex.addAttribute(field, | |
405 | ((EnumDefinition) id).getValue()); | |
406 | } else if (id instanceof StringDefinition) { | |
407 | packetIndex.addAttribute(field, | |
408 | ((StringDefinition) id).getValue()); | |
409 | } | |
21fb02fa MK |
410 | } |
411 | ||
412 | Long contentSize = (Long) packetIndex.lookupAttribute("content_size"); //$NON-NLS-1$ | |
413 | Long packetSize = (Long) packetIndex.lookupAttribute("packet_size"); //$NON-NLS-1$ | |
0594c61c AM |
414 | Long tsBegin = (Long) packetIndex.lookupAttribute("timestamp_begin"); //$NON-NLS-1$ |
415 | Long tsEnd = (Long) packetIndex.lookupAttribute("timestamp_end"); //$NON-NLS-1$ | |
21fb02fa MK |
416 | String device = (String) packetIndex.lookupAttribute("device"); //$NON-NLS-1$ |
417 | // LTTng Specific | |
0594c61c | 418 | Long cpuId = (Long) packetIndex.lookupAttribute("cpu_id"); //$NON-NLS-1$ |
cf9a28da | 419 | Long lostEvents = (Long) packetIndex.lookupAttribute("events_discarded"); //$NON-NLS-1$ |
132a02b0 MK |
420 | |
421 | /* Read the content size in bits */ | |
21fb02fa MK |
422 | if (contentSize != null) { |
423 | packetIndex.setContentSizeBits(contentSize.intValue()); | |
cf9a28da MK |
424 | } else if (packetSize != null) { |
425 | packetIndex.setContentSizeBits(packetSize.longValue()); | |
bfe038ff MK |
426 | } else { |
427 | packetIndex.setContentSizeBits((int) (fileSizeBytes * 8)); | |
428 | } | |
866e5b51 | 429 | |
132a02b0 | 430 | /* Read the packet size in bits */ |
21fb02fa MK |
431 | if (packetSize != null) { |
432 | packetIndex.setPacketSizeBits(packetSize.intValue()); | |
51598b21 MK |
433 | } else if (packetIndex.getContentSizeBits() != 0) { |
434 | packetIndex.setPacketSizeBits(packetIndex.getContentSizeBits()); | |
bfe038ff | 435 | } else { |
51598b21 | 436 | packetIndex.setPacketSizeBits((int) (fileSizeBytes * 8)); |
bfe038ff MK |
437 | } |
438 | ||
132a02b0 | 439 | /* Read the begin timestamp */ |
0594c61c AM |
440 | if (tsBegin != null) { |
441 | packetIndex.setTimestampBegin(tsBegin.longValue()); | |
bfe038ff MK |
442 | } |
443 | ||
132a02b0 | 444 | /* Read the end timestamp */ |
0594c61c | 445 | if (tsEnd != null) { |
ecb12461 | 446 | if (tsEnd == -1) { |
0594c61c | 447 | tsEnd = Long.MAX_VALUE; |
21fb02fa | 448 | } |
0594c61c | 449 | packetIndex.setTimestampEnd(tsEnd.longValue()); |
bfe038ff | 450 | setTimestampEnd(packetIndex.getTimestampEnd()); |
866e5b51 | 451 | } |
21fb02fa MK |
452 | |
453 | if (device != null) { | |
454 | packetIndex.setTarget(device); | |
455 | } | |
456 | ||
0594c61c AM |
457 | if (cpuId != null) { |
458 | packetIndex.setTarget("CPU" + cpuId.toString()); //$NON-NLS-1$ | |
21fb02fa | 459 | } |
132a02b0 MK |
460 | |
461 | if (lostEvents != null) { | |
f224bebc MK |
462 | packetIndex.setLostEvents(lostEvents - fLostSoFar); |
463 | fLostSoFar = lostEvents; | |
132a02b0 | 464 | } |
866e5b51 FC |
465 | } |
466 | ||
81c8e6f7 MK |
467 | @Override |
468 | public int hashCode() { | |
469 | final int prime = 31; | |
470 | int result = 1; | |
b3151232 | 471 | result = (prime * result) + fFile.hashCode(); |
81c8e6f7 MK |
472 | return result; |
473 | } | |
474 | ||
81c8e6f7 MK |
475 | @Override |
476 | public boolean equals(Object obj) { | |
477 | if (this == obj) { | |
478 | return true; | |
479 | } | |
480 | if (obj == null) { | |
481 | return false; | |
482 | } | |
d84419e1 | 483 | if (!(obj instanceof CTFStreamInput)) { |
81c8e6f7 MK |
484 | return false; |
485 | } | |
d84419e1 | 486 | CTFStreamInput other = (CTFStreamInput) obj; |
b3151232 | 487 | if (!fFile.equals(other.fFile)) { |
81c8e6f7 MK |
488 | return false; |
489 | } | |
490 | return true; | |
491 | } | |
492 | ||
866e5b51 | 493 | } |