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6151d86c | 1 | /******************************************************************************* |
53f17e49 | 2 | * Copyright (c) 2010, 2016 Ericsson |
6151d86c PT |
3 | * |
4 | * All rights reserved. This program and the accompanying materials are | |
5 | * made 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: | |
10 | * Patrick Tasse - Initial API and implementation | |
c9b31f60 | 11 | * Bernd Hufmann - Add trace type id handling |
6151d86c PT |
12 | *******************************************************************************/ |
13 | ||
2bdf0193 | 14 | package org.eclipse.tracecompass.tmf.core.parsers.custom; |
6151d86c | 15 | |
202956f1 AM |
16 | import static org.eclipse.tracecompass.common.core.NonNullUtils.checkNotNull; |
17 | ||
eb8ea213 | 18 | import java.io.File; |
6151d86c PT |
19 | import java.io.FileNotFoundException; |
20 | import java.io.IOException; | |
032ecd45 | 21 | import java.nio.ByteBuffer; |
6151d86c PT |
22 | import java.util.HashMap; |
23 | import java.util.Iterator; | |
24 | import java.util.List; | |
25 | import java.util.Map.Entry; | |
26 | import java.util.regex.Matcher; | |
27 | ||
28 | import org.eclipse.core.resources.IProject; | |
29 | import org.eclipse.core.resources.IResource; | |
a94410d9 MK |
30 | import org.eclipse.core.runtime.IStatus; |
31 | import org.eclipse.core.runtime.Status; | |
c9b31f60 | 32 | import org.eclipse.jdt.annotation.NonNull; |
2bdf0193 | 33 | import org.eclipse.tracecompass.internal.tmf.core.Activator; |
b04903a2 | 34 | import org.eclipse.tracecompass.internal.tmf.core.parsers.custom.CustomEventAspects; |
2bdf0193 | 35 | import org.eclipse.tracecompass.tmf.core.event.ITmfEvent; |
53f17e49 | 36 | import org.eclipse.tracecompass.tmf.core.event.ITmfEventField; |
b04903a2 | 37 | import org.eclipse.tracecompass.tmf.core.event.aspect.ITmfEventAspect; |
2bdf0193 AM |
38 | import org.eclipse.tracecompass.tmf.core.exceptions.TmfTraceException; |
39 | import org.eclipse.tracecompass.tmf.core.io.BufferedRandomAccessFile; | |
40 | import org.eclipse.tracecompass.tmf.core.parsers.custom.CustomTxtTraceDefinition.InputLine; | |
0bc16991 MAL |
41 | import org.eclipse.tracecompass.tmf.core.signal.TmfSignalHandler; |
42 | import org.eclipse.tracecompass.tmf.core.signal.TmfTraceRangeUpdatedSignal; | |
2bdf0193 AM |
43 | import org.eclipse.tracecompass.tmf.core.timestamp.TmfTimestamp; |
44 | import org.eclipse.tracecompass.tmf.core.trace.ITmfContext; | |
2bdf0193 | 45 | import org.eclipse.tracecompass.tmf.core.trace.TmfContext; |
c9b31f60 | 46 | import org.eclipse.tracecompass.tmf.core.trace.TmfTrace; |
d26d67f5 | 47 | import org.eclipse.tracecompass.tmf.core.trace.TmfTraceUtils; |
2bdf0193 AM |
48 | import org.eclipse.tracecompass.tmf.core.trace.TraceValidationStatus; |
49 | import org.eclipse.tracecompass.tmf.core.trace.indexer.ITmfPersistentlyIndexable; | |
50 | import org.eclipse.tracecompass.tmf.core.trace.indexer.ITmfTraceIndexer; | |
51 | import org.eclipse.tracecompass.tmf.core.trace.indexer.TmfBTreeTraceIndexer; | |
52 | import org.eclipse.tracecompass.tmf.core.trace.indexer.checkpoint.ITmfCheckpoint; | |
53 | import org.eclipse.tracecompass.tmf.core.trace.indexer.checkpoint.TmfCheckpoint; | |
54 | import org.eclipse.tracecompass.tmf.core.trace.location.ITmfLocation; | |
55 | import org.eclipse.tracecompass.tmf.core.trace.location.TmfLongLocation; | |
6151d86c | 56 | |
a0a88f65 AM |
57 | /** |
58 | * Base class for custom plain text traces. | |
59 | * | |
60 | * @author Patrick Tassé | |
61 | */ | |
c9b31f60 | 62 | public class CustomTxtTrace extends TmfTrace implements ITmfPersistentlyIndexable { |
6151d86c | 63 | |
661becf8 | 64 | private static final TmfLongLocation NULL_LOCATION = new TmfLongLocation(-1L); |
6151d86c | 65 | private static final int DEFAULT_CACHE_SIZE = 100; |
cd43d683 PT |
66 | private static final int MAX_LINES = 100; |
67 | private static final int MAX_CONFIDENCE = 100; | |
6151d86c PT |
68 | |
69 | private final CustomTxtTraceDefinition fDefinition; | |
53f17e49 | 70 | private final ITmfEventField fRootField; |
6151d86c | 71 | private BufferedRandomAccessFile fFile; |
53f17e49 | 72 | private final @NonNull String fTraceTypeId; |
c9b31f60 BH |
73 | |
74 | private static final char SEPARATOR = ':'; | |
75 | private static final String CUSTOM_TXT_TRACE_TYPE_PREFIX = "custom.txt.trace" + SEPARATOR; //$NON-NLS-1$ | |
76 | private static final String LINUX_TOOLS_CUSTOM_TXT_TRACE_TYPE_PREFIX = "org.eclipse.linuxtools.tmf.core.parsers.custom.CustomTxtTrace" + SEPARATOR; //$NON-NLS-1$ | |
77 | private static final String EARLY_TRACE_COMPASS_CUSTOM_TXT_TRACE_TYPE_PREFIX = "org.eclipse.tracecompass.tmf.core.parsers.custom.CustomTxtTrace" + SEPARATOR; //$NON-NLS-1$ | |
6151d86c | 78 | |
a0a88f65 AM |
79 | /** |
80 | * Basic constructor. | |
81 | * | |
82 | * @param definition | |
83 | * Text trace definition | |
84 | */ | |
6151d86c PT |
85 | public CustomTxtTrace(final CustomTxtTraceDefinition definition) { |
86 | fDefinition = definition; | |
53f17e49 | 87 | fRootField = CustomEventType.getRootField(definition); |
c9b31f60 | 88 | fTraceTypeId = buildTraceTypeId(definition.categoryName, definition.definitionName); |
6151d86c PT |
89 | setCacheSize(DEFAULT_CACHE_SIZE); |
90 | } | |
91 | ||
a0a88f65 AM |
92 | /** |
93 | * Full constructor. | |
94 | * | |
95 | * @param resource | |
96 | * Trace's resource. | |
97 | * @param definition | |
98 | * Text trace definition | |
99 | * @param path | |
100 | * Path to the trace file | |
101 | * @param cacheSize | |
102 | * Cache size to use | |
103 | * @throws TmfTraceException | |
104 | * If we couldn't open the trace at 'path' | |
105 | */ | |
106 | public CustomTxtTrace(final IResource resource, | |
107 | final CustomTxtTraceDefinition definition, final String path, | |
108 | final int cacheSize) throws TmfTraceException { | |
6151d86c PT |
109 | this(definition); |
110 | setCacheSize((cacheSize > 0) ? cacheSize : DEFAULT_CACHE_SIZE); | |
111 | initTrace(resource, path, CustomTxtEvent.class); | |
112 | } | |
113 | ||
114 | @Override | |
115 | public void initTrace(final IResource resource, final String path, final Class<? extends ITmfEvent> eventType) throws TmfTraceException { | |
116 | super.initTrace(resource, path, eventType); | |
0bc16991 MAL |
117 | initFile(); |
118 | } | |
119 | ||
120 | private void initFile() throws TmfTraceException { | |
121 | closeFile(); | |
6151d86c PT |
122 | try { |
123 | fFile = new BufferedRandomAccessFile(getPath(), "r"); //$NON-NLS-1$ | |
124 | } catch (IOException e) { | |
125 | throw new TmfTraceException(e.getMessage(), e); | |
126 | } | |
6151d86c PT |
127 | } |
128 | ||
129 | @Override | |
130 | public synchronized void dispose() { | |
131 | super.dispose(); | |
0bc16991 MAL |
132 | closeFile(); |
133 | } | |
134 | ||
135 | private void closeFile() { | |
6151d86c PT |
136 | if (fFile != null) { |
137 | try { | |
138 | fFile.close(); | |
139 | } catch (IOException e) { | |
140 | } finally { | |
141 | fFile = null; | |
142 | } | |
143 | } | |
144 | } | |
145 | ||
b0422293 PT |
146 | @Override |
147 | public ITmfTraceIndexer getIndexer() { | |
148 | return super.getIndexer(); | |
149 | } | |
150 | ||
b04903a2 | 151 | @Override |
ec48d248 | 152 | public Iterable<ITmfEventAspect<?>> getEventAspects() { |
b04903a2 AM |
153 | return CustomEventAspects.generateAspects(fDefinition); |
154 | } | |
155 | ||
6151d86c PT |
156 | @Override |
157 | public synchronized TmfContext seekEvent(final ITmfLocation location) { | |
158 | final CustomTxtTraceContext context = new CustomTxtTraceContext(NULL_LOCATION, ITmfContext.UNKNOWN_RANK); | |
159 | if (NULL_LOCATION.equals(location) || fFile == null) { | |
160 | return context; | |
161 | } | |
162 | try { | |
163 | if (location == null) { | |
164 | fFile.seek(0); | |
165 | } else if (location.getLocationInfo() instanceof Long) { | |
166 | fFile.seek((Long) location.getLocationInfo()); | |
167 | } | |
6151d86c | 168 | long rawPos = fFile.getFilePointer(); |
cd43d683 PT |
169 | String line = fFile.getNextLine(); |
170 | while (line != null) { | |
6151d86c PT |
171 | for (final InputLine input : getFirstLines()) { |
172 | final Matcher matcher = input.getPattern().matcher(line); | |
03e9dbb7 | 173 | if (matcher.matches()) { |
6151d86c PT |
174 | context.setLocation(new TmfLongLocation(rawPos)); |
175 | context.firstLineMatcher = matcher; | |
176 | context.firstLine = line; | |
177 | context.nextLineLocation = fFile.getFilePointer(); | |
178 | context.inputLine = input; | |
179 | return context; | |
180 | } | |
181 | } | |
182 | rawPos = fFile.getFilePointer(); | |
cd43d683 | 183 | line = fFile.getNextLine(); |
6151d86c PT |
184 | } |
185 | return context; | |
186 | } catch (final FileNotFoundException e) { | |
47aafe74 | 187 | Activator.logError("Error seeking event. File not found: " + getPath(), e); //$NON-NLS-1$ |
6151d86c PT |
188 | return context; |
189 | } catch (final IOException e) { | |
47aafe74 | 190 | Activator.logError("Error seeking event. File: " + getPath(), e); //$NON-NLS-1$ |
6151d86c PT |
191 | return context; |
192 | } | |
193 | ||
194 | } | |
195 | ||
196 | @Override | |
197 | public synchronized TmfContext seekEvent(final double ratio) { | |
198 | if (fFile == null) { | |
199 | return new CustomTxtTraceContext(NULL_LOCATION, ITmfContext.UNKNOWN_RANK); | |
200 | } | |
201 | try { | |
91f6e587 | 202 | long pos = Math.round(ratio * fFile.length()); |
6151d86c PT |
203 | while (pos > 0) { |
204 | fFile.seek(pos - 1); | |
205 | if (fFile.read() == '\n') { | |
206 | break; | |
207 | } | |
208 | pos--; | |
209 | } | |
210 | final ITmfLocation location = new TmfLongLocation(pos); | |
211 | final TmfContext context = seekEvent(location); | |
212 | context.setRank(ITmfContext.UNKNOWN_RANK); | |
213 | return context; | |
214 | } catch (final IOException e) { | |
47aafe74 | 215 | Activator.logError("Error seeking event. File: " + getPath(), e); //$NON-NLS-1$ |
6151d86c PT |
216 | return new CustomTxtTraceContext(NULL_LOCATION, ITmfContext.UNKNOWN_RANK); |
217 | } | |
218 | } | |
219 | ||
220 | @Override | |
221 | public synchronized double getLocationRatio(final ITmfLocation location) { | |
222 | if (fFile == null) { | |
223 | return 0; | |
224 | } | |
225 | try { | |
226 | if (location.getLocationInfo() instanceof Long) { | |
0126a8ca | 227 | return ((Long) location.getLocationInfo()).doubleValue() / fFile.length(); |
6151d86c PT |
228 | } |
229 | } catch (final IOException e) { | |
47aafe74 | 230 | Activator.logError("Error seeking event. File: " + getPath(), e); //$NON-NLS-1$ |
6151d86c PT |
231 | } |
232 | return 0; | |
233 | } | |
234 | ||
235 | @Override | |
236 | public ITmfLocation getCurrentLocation() { | |
237 | // TODO Auto-generated method stub | |
238 | return null; | |
239 | } | |
240 | ||
241 | @Override | |
242 | public synchronized CustomTxtEvent parseEvent(final ITmfContext tmfContext) { | |
243 | ITmfContext context = seekEvent(tmfContext.getLocation()); | |
244 | return parse(context); | |
245 | } | |
246 | ||
247 | @Override | |
248 | public synchronized CustomTxtEvent getNext(final ITmfContext context) { | |
4c9f2944 | 249 | final ITmfContext savedContext = new TmfContext(context.getLocation(), context.getRank()); |
6151d86c PT |
250 | final CustomTxtEvent event = parse(context); |
251 | if (event != null) { | |
5904c11e | 252 | updateAttributes(savedContext, event); |
6151d86c PT |
253 | context.increaseRank(); |
254 | } | |
255 | return event; | |
256 | } | |
257 | ||
258 | private synchronized CustomTxtEvent parse(final ITmfContext tmfContext) { | |
259 | if (fFile == null) { | |
260 | return null; | |
261 | } | |
262 | if (!(tmfContext instanceof CustomTxtTraceContext)) { | |
263 | return null; | |
264 | } | |
265 | ||
266 | final CustomTxtTraceContext context = (CustomTxtTraceContext) tmfContext; | |
38db0431 MK |
267 | ITmfLocation location = context.getLocation(); |
268 | if (location == null || !(location.getLocationInfo() instanceof Long) || NULL_LOCATION.equals(location)) { | |
6151d86c PT |
269 | return null; |
270 | } | |
271 | ||
272 | CustomTxtEvent event = parseFirstLine(context); | |
273 | ||
507b1336 | 274 | final HashMap<InputLine, Integer> countMap = new HashMap<>(); |
6151d86c PT |
275 | InputLine currentInput = null; |
276 | if (context.inputLine.childrenInputs != null && context.inputLine.childrenInputs.size() > 0) { | |
277 | currentInput = context.inputLine.childrenInputs.get(0); | |
278 | countMap.put(currentInput, 0); | |
279 | } | |
280 | ||
281 | try { | |
282 | if (fFile.getFilePointer() != context.nextLineLocation) { | |
283 | fFile.seek(context.nextLineLocation); | |
284 | } | |
6151d86c | 285 | long rawPos = fFile.getFilePointer(); |
cd43d683 PT |
286 | String line = fFile.getNextLine(); |
287 | while (line != null) { | |
6151d86c PT |
288 | boolean processed = false; |
289 | if (currentInput == null) { | |
290 | for (final InputLine input : getFirstLines()) { | |
291 | final Matcher matcher = input.getPattern().matcher(line); | |
03e9dbb7 | 292 | if (matcher.matches()) { |
6151d86c PT |
293 | context.setLocation(new TmfLongLocation(rawPos)); |
294 | context.firstLineMatcher = matcher; | |
295 | context.firstLine = line; | |
296 | context.nextLineLocation = fFile.getFilePointer(); | |
297 | context.inputLine = input; | |
298 | return event; | |
299 | } | |
300 | } | |
301 | } else { | |
202956f1 | 302 | if (checkNotNull(countMap.get(currentInput)) >= currentInput.getMinCount()) { |
6151d86c PT |
303 | final List<InputLine> nextInputs = currentInput.getNextInputs(countMap); |
304 | if (nextInputs.size() == 0 || nextInputs.get(nextInputs.size() - 1).getMinCount() == 0) { | |
305 | for (final InputLine input : getFirstLines()) { | |
306 | final Matcher matcher = input.getPattern().matcher(line); | |
03e9dbb7 | 307 | if (matcher.matches()) { |
6151d86c PT |
308 | context.setLocation(new TmfLongLocation(rawPos)); |
309 | context.firstLineMatcher = matcher; | |
310 | context.firstLine = line; | |
311 | context.nextLineLocation = fFile.getFilePointer(); | |
312 | context.inputLine = input; | |
313 | return event; | |
314 | } | |
315 | } | |
316 | } | |
317 | for (final InputLine input : nextInputs) { | |
318 | final Matcher matcher = input.getPattern().matcher(line); | |
03e9dbb7 | 319 | if (matcher.matches()) { |
6151d86c PT |
320 | event.processGroups(input, matcher); |
321 | currentInput = input; | |
322 | if (countMap.get(currentInput) == null) { | |
323 | countMap.put(currentInput, 1); | |
324 | } else { | |
202956f1 | 325 | countMap.put(currentInput, checkNotNull(countMap.get(currentInput)) + 1); |
6151d86c PT |
326 | } |
327 | Iterator<InputLine> iter = countMap.keySet().iterator(); | |
328 | while (iter.hasNext()) { | |
329 | final InputLine inputLine = iter.next(); | |
330 | if (inputLine.level > currentInput.level) { | |
331 | iter.remove(); | |
332 | } | |
333 | } | |
334 | if (currentInput.childrenInputs != null && currentInput.childrenInputs.size() > 0) { | |
335 | currentInput = currentInput.childrenInputs.get(0); | |
336 | countMap.put(currentInput, 0); | |
202956f1 | 337 | } else if (checkNotNull(countMap.get(currentInput)) >= currentInput.getMaxCount()) { |
6151d86c PT |
338 | if (currentInput.getNextInputs(countMap).size() > 0) { |
339 | currentInput = currentInput.getNextInputs(countMap).get(0); | |
340 | if (countMap.get(currentInput) == null) { | |
341 | countMap.put(currentInput, 0); | |
342 | } | |
343 | iter = countMap.keySet().iterator(); | |
344 | while (iter.hasNext()) { | |
345 | final InputLine inputLine = iter.next(); | |
346 | if (inputLine.level > currentInput.level) { | |
347 | iter.remove(); | |
348 | } | |
349 | } | |
350 | } else { | |
351 | currentInput = null; | |
352 | } | |
353 | } | |
354 | processed = true; | |
355 | break; | |
356 | } | |
357 | } | |
358 | } | |
3dca7aa5 | 359 | if (!processed && currentInput != null) { |
6151d86c | 360 | final Matcher matcher = currentInput.getPattern().matcher(line); |
03e9dbb7 | 361 | if (matcher.matches()) { |
6151d86c | 362 | event.processGroups(currentInput, matcher); |
202956f1 | 363 | countMap.put(currentInput, checkNotNull(countMap.get(currentInput)) + 1); |
6151d86c PT |
364 | if (currentInput.childrenInputs != null && currentInput.childrenInputs.size() > 0) { |
365 | currentInput = currentInput.childrenInputs.get(0); | |
366 | countMap.put(currentInput, 0); | |
202956f1 | 367 | } else if (checkNotNull(countMap.get(currentInput)) >= currentInput.getMaxCount()) { |
6151d86c PT |
368 | if (currentInput.getNextInputs(countMap).size() > 0) { |
369 | currentInput = currentInput.getNextInputs(countMap).get(0); | |
370 | if (countMap.get(currentInput) == null) { | |
371 | countMap.put(currentInput, 0); | |
372 | } | |
373 | final Iterator<InputLine> iter = countMap.keySet().iterator(); | |
374 | while (iter.hasNext()) { | |
375 | final InputLine inputLine = iter.next(); | |
376 | if (inputLine.level > currentInput.level) { | |
377 | iter.remove(); | |
378 | } | |
379 | } | |
380 | } else { | |
381 | currentInput = null; | |
382 | } | |
383 | } | |
384 | } | |
eab78906 | 385 | ((StringBuffer) event.getContentValue()).append("\n").append(line); //$NON-NLS-1$ |
6151d86c PT |
386 | } |
387 | } | |
388 | rawPos = fFile.getFilePointer(); | |
cd43d683 | 389 | line = fFile.getNextLine(); |
6151d86c PT |
390 | } |
391 | } catch (final IOException e) { | |
47aafe74 | 392 | Activator.logError("Error seeking event. File: " + getPath(), e); //$NON-NLS-1$ |
6151d86c PT |
393 | } |
394 | for (final Entry<InputLine, Integer> entry : countMap.entrySet()) { | |
395 | if (entry.getValue() < entry.getKey().getMinCount()) { | |
396 | event = null; | |
397 | } | |
398 | } | |
399 | context.setLocation(NULL_LOCATION); | |
400 | return event; | |
401 | } | |
402 | ||
a0a88f65 AM |
403 | /** |
404 | * @return The first few lines of the text file | |
405 | */ | |
6151d86c PT |
406 | public List<InputLine> getFirstLines() { |
407 | return fDefinition.inputs; | |
408 | } | |
409 | ||
a0a88f65 AM |
410 | /** |
411 | * Parse the first line of the trace (to recognize the type). | |
412 | * | |
413 | * @param context | |
414 | * Trace context | |
415 | * @return The first event | |
416 | */ | |
6151d86c | 417 | public CustomTxtEvent parseFirstLine(final CustomTxtTraceContext context) { |
53f17e49 GB |
418 | CustomTxtEventType eventType = new CustomTxtEventType(checkNotNull(fDefinition.definitionName), fRootField); |
419 | final CustomTxtEvent event = new CustomTxtEvent(fDefinition, this, TmfTimestamp.ZERO, eventType); | |
6151d86c PT |
420 | event.processGroups(context.inputLine, context.firstLineMatcher); |
421 | event.setContent(new CustomEventContent(event, new StringBuffer(context.firstLine))); | |
422 | return event; | |
423 | } | |
424 | ||
a0a88f65 AM |
425 | /** |
426 | * Get the trace definition. | |
427 | * | |
428 | * @return The trace definition | |
429 | */ | |
6151d86c PT |
430 | public CustomTraceDefinition getDefinition() { |
431 | return fDefinition; | |
432 | } | |
433 | ||
cd43d683 PT |
434 | /** |
435 | * {@inheritDoc} | |
436 | * <p> | |
437 | * The default implementation computes the confidence as the percentage of | |
438 | * lines in the first 100 lines of the file which match any of the root | |
439 | * input line patterns. | |
440 | */ | |
6151d86c | 441 | @Override |
a94410d9 | 442 | public IStatus validate(IProject project, String path) { |
eb8ea213 | 443 | File file = new File(path); |
cd43d683 PT |
444 | if (!file.exists() || !file.isFile() || !file.canRead()) { |
445 | return new Status(IStatus.ERROR, Activator.PLUGIN_ID, Messages.CustomTrace_FileNotFound + ": " + path); //$NON-NLS-1$ | |
446 | } | |
447 | int confidence = 0; | |
d26d67f5 BH |
448 | try { |
449 | if (!TmfTraceUtils.isText(file)) { | |
450 | return new TraceValidationStatus(confidence, Activator.PLUGIN_ID); | |
451 | } | |
452 | } catch (IOException e) { | |
453 | Activator.logError("Error validating file: " + path, e); //$NON-NLS-1$ | |
454 | return new Status(IStatus.ERROR, Activator.PLUGIN_ID, "IOException validating file: " + path, e); //$NON-NLS-1$ | |
455 | } | |
cd43d683 PT |
456 | try (BufferedRandomAccessFile rafile = new BufferedRandomAccessFile(path, "r")) { //$NON-NLS-1$ |
457 | int lineCount = 0; | |
918551aa | 458 | double matches = 0.0; |
cd43d683 | 459 | String line = rafile.getNextLine(); |
d26d67f5 | 460 | |
cd43d683 PT |
461 | while ((line != null) && (lineCount++ < MAX_LINES)) { |
462 | for (InputLine inputLine : fDefinition.inputs) { | |
463 | Matcher matcher = inputLine.getPattern().matcher(line); | |
03e9dbb7 | 464 | if (matcher.matches()) { |
918551aa BH |
465 | int groupCount = matcher.groupCount(); |
466 | matches += (1.0 + groupCount / ((double) groupCount + 1)); | |
cd43d683 PT |
467 | break; |
468 | } | |
469 | } | |
918551aa | 470 | confidence = (int) (MAX_CONFIDENCE * matches / lineCount); |
cd43d683 PT |
471 | line = rafile.getNextLine(); |
472 | } | |
473 | } catch (IOException e) { | |
474 | return new Status(IStatus.ERROR, Activator.PLUGIN_ID, "IOException validating file: " + path, e); //$NON-NLS-1$ | |
a94410d9 | 475 | } |
cd43d683 | 476 | return new TraceValidationStatus(confidence, Activator.PLUGIN_ID); |
6151d86c | 477 | } |
032ecd45 MAL |
478 | |
479 | private static int fCheckpointSize = -1; | |
480 | ||
481 | @Override | |
482 | public synchronized int getCheckpointSize() { | |
483 | if (fCheckpointSize == -1) { | |
484 | TmfCheckpoint c = new TmfCheckpoint(TmfTimestamp.ZERO, new TmfLongLocation(0L), 0); | |
485 | ByteBuffer b = ByteBuffer.allocate(ITmfCheckpoint.MAX_SERIALIZE_SIZE); | |
486 | b.clear(); | |
487 | c.serialize(b); | |
488 | fCheckpointSize = b.position(); | |
489 | } | |
490 | ||
491 | return fCheckpointSize; | |
492 | } | |
493 | ||
494 | @Override | |
495 | public ITmfLocation restoreLocation(ByteBuffer bufferIn) { | |
496 | return new TmfLongLocation(bufferIn); | |
497 | } | |
498 | ||
499 | @Override | |
500 | protected ITmfTraceIndexer createIndexer(int interval) { | |
501 | return new TmfBTreeTraceIndexer(this, interval); | |
502 | } | |
c9b31f60 BH |
503 | |
504 | @Override | |
505 | public String getTraceTypeId() { | |
506 | return fTraceTypeId; | |
507 | } | |
508 | ||
509 | /** | |
510 | * Build the trace type id for a custom text trace | |
511 | * | |
512 | * @param category | |
513 | * the category | |
514 | * @param definitionName | |
515 | * the definition name | |
516 | * @return the trace type id | |
517 | */ | |
518 | public static @NonNull String buildTraceTypeId(String category, String definitionName) { | |
519 | return CUSTOM_TXT_TRACE_TYPE_PREFIX + category + SEPARATOR + definitionName; | |
520 | } | |
521 | ||
522 | /** | |
523 | * Checks whether the given trace type ID is a custom text trace type ID | |
524 | * | |
525 | * @param traceTypeId | |
526 | * the trace type ID to check | |
527 | * @return <code>true</code> if it's a custom text trace type ID else <code>false</code> | |
528 | */ | |
529 | public static boolean isCustomTraceTypeId(@NonNull String traceTypeId) { | |
530 | return traceTypeId.startsWith(CUSTOM_TXT_TRACE_TYPE_PREFIX); | |
531 | } | |
532 | ||
533 | /** | |
534 | * This methods builds a trace type ID from a given ID taking into | |
535 | * consideration any format changes that were done for the IDs of custom | |
536 | * text traces. For example, such format change took place when moving to | |
537 | * Trace Compass. Trace type IDs that are part of the plug-in extension for | |
538 | * trace types won't be changed. | |
539 | * | |
540 | * This method is useful for IDs that were persisted in the workspace before | |
541 | * the format changes (e.g. in the persistent properties of a trace | |
542 | * resource). | |
543 | * | |
544 | * It ensures backwards compatibility of the workspace for custom text | |
545 | * traces. | |
546 | * | |
547 | * @param traceTypeId | |
548 | * the legacy trace type ID | |
549 | * @return the trace type id in Trace Compass format | |
550 | */ | |
551 | public static @NonNull String buildCompatibilityTraceTypeId(@NonNull String traceTypeId) { | |
552 | // Handle early Trace Compass custom text trace type IDs | |
553 | if (traceTypeId.startsWith(EARLY_TRACE_COMPASS_CUSTOM_TXT_TRACE_TYPE_PREFIX)) { | |
554 | return CUSTOM_TXT_TRACE_TYPE_PREFIX + traceTypeId.substring(EARLY_TRACE_COMPASS_CUSTOM_TXT_TRACE_TYPE_PREFIX.length()); | |
555 | } | |
556 | ||
557 | // Handle Linux Tools custom text trace type IDs (with and without category) | |
558 | int index = traceTypeId.lastIndexOf(SEPARATOR); | |
559 | if ((index != -1) && (traceTypeId.startsWith(LINUX_TOOLS_CUSTOM_TXT_TRACE_TYPE_PREFIX))) { | |
560 | String definitionName = index < traceTypeId.length() ? traceTypeId.substring(index + 1) : ""; //$NON-NLS-1$ | |
561 | if (traceTypeId.contains(CustomTxtTrace.class.getSimpleName() + SEPARATOR) && traceTypeId.indexOf(SEPARATOR) == index) { | |
562 | return buildTraceTypeId(CustomTxtTraceDefinition.CUSTOM_TXT_CATEGORY, definitionName); | |
563 | } | |
564 | return CUSTOM_TXT_TRACE_TYPE_PREFIX + traceTypeId.substring(LINUX_TOOLS_CUSTOM_TXT_TRACE_TYPE_PREFIX.length()); | |
565 | } | |
566 | return traceTypeId; | |
567 | } | |
0bc16991 MAL |
568 | |
569 | @TmfSignalHandler | |
570 | @Override | |
571 | public void traceRangeUpdated(TmfTraceRangeUpdatedSignal signal) { | |
572 | if (signal.getTrace() == this) { | |
573 | try { | |
574 | synchronized (this) { | |
575 | // Reset the file handle in case it has reached the end of the | |
576 | // file already. Otherwise, it will not be able to read new data | |
577 | // pass the previous end. | |
578 | initFile(); | |
579 | } | |
580 | } catch (TmfTraceException e) { | |
581 | Activator.logError(e.getLocalizedMessage(), e); | |
582 | } | |
583 | } | |
584 | super.traceRangeUpdated(signal); | |
585 | } | |
6151d86c | 586 | } |