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a3fc8213 | 1 | /******************************************************************************* |
404b264a | 2 | * Copyright (c) 2011, 2013 Ericsson, École Polytechnique de Montréal |
a3fc8213 AM |
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 | * | |
d4a8d935 BH |
9 | * Contributors: |
10 | * Matthew Khouzam - Initial API and implementation | |
404b264a | 11 | * Alexandre Montplaisir - Initial API and implementation, extend TmfEventField |
d4a8d935 | 12 | * Bernd Hufmann - Add Enum field handling |
404b264a | 13 | * Geneviève Bastien - Add Struct and Variant field handling |
459f705b | 14 | * Jean-Christian Kouame - Correct handling of unsigned integer fields |
a3fc8213 AM |
15 | *******************************************************************************/ |
16 | ||
17 | package org.eclipse.linuxtools.tmf.core.ctfadaptor; | |
18 | ||
a6223d74 | 19 | import java.util.ArrayList; |
7a6cee1a | 20 | import java.util.Arrays; |
a6223d74 | 21 | import java.util.List; |
7a6cee1a | 22 | import java.util.Map.Entry; |
a6223d74 | 23 | |
a3fc8213 AM |
24 | import org.eclipse.linuxtools.ctf.core.event.types.ArrayDeclaration; |
25 | import org.eclipse.linuxtools.ctf.core.event.types.ArrayDefinition; | |
26 | import org.eclipse.linuxtools.ctf.core.event.types.Definition; | |
21fb02fa | 27 | import org.eclipse.linuxtools.ctf.core.event.types.EnumDefinition; |
a04464b1 | 28 | import org.eclipse.linuxtools.ctf.core.event.types.FloatDefinition; |
a3fc8213 AM |
29 | import org.eclipse.linuxtools.ctf.core.event.types.IntegerDeclaration; |
30 | import org.eclipse.linuxtools.ctf.core.event.types.IntegerDefinition; | |
31 | import org.eclipse.linuxtools.ctf.core.event.types.SequenceDeclaration; | |
32 | import org.eclipse.linuxtools.ctf.core.event.types.SequenceDefinition; | |
33 | import org.eclipse.linuxtools.ctf.core.event.types.StringDefinition; | |
7a6cee1a | 34 | import org.eclipse.linuxtools.ctf.core.event.types.StructDefinition; |
404b264a GB |
35 | import org.eclipse.linuxtools.ctf.core.event.types.VariantDefinition; |
36 | import org.eclipse.linuxtools.internal.tmf.core.Messages; | |
7a6cee1a | 37 | import org.eclipse.linuxtools.tmf.core.event.ITmfEventField; |
68b18f2f | 38 | import org.eclipse.linuxtools.tmf.core.event.TmfEventField; |
a3fc8213 AM |
39 | |
40 | /** | |
7558a1e1 AM |
41 | * The CTF implementation of the TMF event field model |
42 | * | |
d4a8d935 | 43 | * @version 2.0 |
7558a1e1 | 44 | * @author Matthew Khouzam |
d09f973b | 45 | * @author Alexandre Montplaisir |
a3fc8213 | 46 | */ |
68b18f2f | 47 | public abstract class CtfTmfEventField extends TmfEventField { |
a3fc8213 | 48 | |
a3fc8213 | 49 | // ------------------------------------------------------------------------ |
7558a1e1 | 50 | // Constructor |
a3fc8213 AM |
51 | // ------------------------------------------------------------------------ |
52 | ||
b1baa808 | 53 | /** |
7558a1e1 AM |
54 | * Standard constructor. Only to be used internally, call parseField() to |
55 | * generate a new field object. | |
56 | * | |
57 | * @param name | |
58 | * The name of this field | |
68b18f2f AM |
59 | * @param value |
60 | * The value of this field. Its type should match the field type. | |
81ed27a8 MK |
61 | * @param fields |
62 | * The children fields. Useful for composite fields | |
68b18f2f | 63 | * @since 2.0 |
b1baa808 | 64 | */ |
81ed27a8 | 65 | protected CtfTmfEventField(String name, Object value, ITmfEventField[] fields) { |
68b18f2f AM |
66 | super(/* Strip the underscore from the field name if there is one */ |
67 | name.startsWith("_") ? name.substring(1) : name, //$NON-NLS-1$ | |
68 | value, | |
81ed27a8 | 69 | fields); |
a3fc8213 AM |
70 | } |
71 | ||
72 | // ------------------------------------------------------------------------ | |
73 | // Operations | |
74 | // ------------------------------------------------------------------------ | |
75 | ||
b1baa808 | 76 | /** |
7558a1e1 AM |
77 | * Factory method to instantiate CtfTmfEventField objects. |
78 | * | |
79 | * @param fieldDef | |
80 | * The CTF Definition of this event field | |
81 | * @param fieldName | |
82 | * String The name to assign to this field | |
83 | * @return The resulting CtfTmfEventField object | |
b1baa808 | 84 | */ |
a3fc8213 AM |
85 | public static CtfTmfEventField parseField(Definition fieldDef, |
86 | String fieldName) { | |
87 | CtfTmfEventField field = null; | |
88 | ||
89 | /* Determine the Definition type */ | |
90 | if (fieldDef instanceof IntegerDefinition) { | |
367bcd2b AM |
91 | IntegerDefinition intDef = (IntegerDefinition) fieldDef; |
92 | int base = intDef.getDeclaration().getBase(); | |
459f705b | 93 | field = new CTFIntegerField(fieldName, intDef.getValue(), base, intDef.getDeclaration().isSigned()); |
a3fc8213 | 94 | |
21fb02fa MK |
95 | } else if (fieldDef instanceof EnumDefinition) { |
96 | EnumDefinition enumDef = (EnumDefinition) fieldDef; | |
68b18f2f | 97 | field = new CTFEnumField(fieldName, new CtfEnumPair(enumDef.getValue(), enumDef.getIntegerValue())); |
21fb02fa | 98 | |
a3fc8213 | 99 | } else if (fieldDef instanceof StringDefinition) { |
68b18f2f AM |
100 | field = new CTFStringField(fieldName, ((StringDefinition) fieldDef).getValue()); |
101 | ||
102 | } else if (fieldDef instanceof FloatDefinition) { | |
103 | FloatDefinition floatDef = (FloatDefinition) fieldDef; | |
104 | field = new CTFFloatField(fieldName, floatDef.getValue()); | |
a3fc8213 AM |
105 | |
106 | } else if (fieldDef instanceof ArrayDefinition) { | |
107 | ArrayDefinition arrayDef = (ArrayDefinition) fieldDef; | |
108 | ArrayDeclaration arrayDecl = arrayDef.getDeclaration(); | |
109 | ||
110 | if (arrayDef.isString()) { | |
111 | /* This is an array of UTF-8 bytes, a.k.a. a String! */ | |
68b18f2f | 112 | field = new CTFStringField(fieldName, fieldDef.toString()); |
a3fc8213 AM |
113 | |
114 | } else if (arrayDecl.getElementType() instanceof IntegerDeclaration) { | |
115 | /* This is a an array of CTF Integers */ | |
68b18f2f | 116 | List<Long> values = new ArrayList<Long>(arrayDecl.getLength()); |
a3fc8213 | 117 | for (int i = 0; i < arrayDecl.getLength(); i++) { |
68b18f2f | 118 | values.add(((IntegerDefinition) arrayDef.getElem(i)).getValue()); |
a3fc8213 | 119 | } |
cefe3edf AM |
120 | long[] valuesArray = convertListToArray(values); |
121 | field = new CTFIntegerArrayField(fieldName, valuesArray, | |
122 | ((IntegerDeclaration) arrayDecl.getElementType()).getBase(), | |
459f705b | 123 | ((IntegerDeclaration) arrayDecl.getElementType()).isSigned()); |
a3fc8213 AM |
124 | } |
125 | /* Add other types of arrays here */ | |
126 | ||
127 | } else if (fieldDef instanceof SequenceDefinition) { | |
128 | SequenceDefinition seqDef = (SequenceDefinition) fieldDef; | |
129 | SequenceDeclaration seqDecl = seqDef.getDeclaration(); | |
130 | ||
131 | if (seqDef.getLength() == 0) { | |
132 | /* Some sequences have length = 0. Simply use an empty string */ | |
68b18f2f | 133 | field = new CTFStringField(fieldName, ""); //$NON-NLS-1$ |
a3fc8213 AM |
134 | } else if (seqDef.isString()) { |
135 | /* Interpret this sequence as a String */ | |
68b18f2f | 136 | field = new CTFStringField(fieldName, seqDef.toString()); |
a3fc8213 AM |
137 | } else if (seqDecl.getElementType() instanceof IntegerDeclaration) { |
138 | /* Sequence of integers => CTFIntegerArrayField */ | |
68b18f2f | 139 | List<Long> values = new ArrayList<Long>(seqDef.getLength()); |
a3fc8213 | 140 | for (int i = 0; i < seqDef.getLength(); i++) { |
68b18f2f | 141 | values.add(((IntegerDefinition) seqDef.getElem(i)).getValue()); |
a3fc8213 | 142 | } |
cefe3edf AM |
143 | long[] valuesArray = convertListToArray(values); |
144 | field = new CTFIntegerArrayField(fieldName, valuesArray, | |
145 | ((IntegerDeclaration) seqDecl.getElementType()).getBase(), | |
459f705b | 146 | ((IntegerDeclaration) seqDecl.getElementType()).isSigned()); |
a3fc8213 AM |
147 | } |
148 | /* Add other Sequence types here */ | |
367bcd2b | 149 | |
7a6cee1a GB |
150 | } else if (fieldDef instanceof StructDefinition) { |
151 | StructDefinition strDef = (StructDefinition) fieldDef; | |
152 | ||
153 | String curFieldName = null; | |
154 | Definition curFieldDef; | |
155 | CtfTmfEventField curField; | |
156 | List<ITmfEventField> list = new ArrayList<ITmfEventField>(); | |
157 | /* Recursively parse the fields */ | |
158 | for (Entry<String, Definition> entry : strDef.getDefinitions().entrySet()) { | |
159 | curFieldName = entry.getKey(); | |
160 | curFieldDef = entry.getValue(); | |
161 | curField = CtfTmfEventField.parseField(curFieldDef, curFieldName); | |
162 | list.add(curField); | |
163 | } | |
164 | field = new CTFStructField(fieldName, list.toArray(new CtfTmfEventField[list.size()])); | |
a0e9eac8 | 165 | |
404b264a GB |
166 | } else if (fieldDef instanceof VariantDefinition) { |
167 | VariantDefinition varDef = (VariantDefinition) fieldDef; | |
168 | ||
169 | String curFieldName = varDef.getCurrentFieldName(); | |
170 | Definition curFieldDef = varDef.getDefinitions().get(curFieldName); | |
171 | if (curFieldDef != null) { | |
51cc7ef4 GB |
172 | CtfTmfEventField subField = CtfTmfEventField.parseField(curFieldDef, curFieldName); |
173 | field = new CTFVariantField(fieldName, subField); | |
404b264a GB |
174 | } else { |
175 | /* A safe-guard, but curFieldDef should never be null */ | |
176 | field = new CTFStringField(curFieldName, ""); //$NON-NLS-1$ | |
177 | } | |
178 | ||
179 | } else { | |
459f705b JCK |
180 | /* |
181 | * Safe-guard, to avoid null exceptions later, field is expected not | |
182 | * to be null | |
183 | */ | |
404b264a | 184 | field = new CTFStringField(fieldName, Messages.TmfEventField_UnsupportedType + fieldDef.getClass().toString()); |
a3fc8213 | 185 | } |
a3fc8213 AM |
186 | return field; |
187 | } | |
188 | ||
a3fc8213 | 189 | @Override |
68b18f2f | 190 | public String toString() { |
51cc7ef4 | 191 | return getName() + '=' + getFormattedValue(); |
a3fc8213 AM |
192 | } |
193 | ||
cefe3edf AM |
194 | /** |
195 | * We cannot use List.toArray(T[]) for primitives types, so do it manually. | |
196 | */ | |
197 | private static long[] convertListToArray(List<Long> list) { | |
198 | long[] array = new long[list.size()]; | |
199 | for (int i = 0; i < list.size(); i++) { | |
200 | array[i] = list.get(i); | |
201 | } | |
202 | return array; | |
203 | } | |
204 | ||
a3fc8213 AM |
205 | } |
206 | ||
207 | /** | |
7558a1e1 AM |
208 | * The CTF field implementation for integer fields. |
209 | * | |
210 | * @author alexmont | |
a3fc8213 AM |
211 | */ |
212 | final class CTFIntegerField extends CtfTmfEventField { | |
213 | ||
367bcd2b | 214 | private final int base; |
459f705b | 215 | private final boolean signed; |
a3fc8213 AM |
216 | |
217 | /** | |
218 | * A CTF "IntegerDefinition" can be an integer of any byte size, so in the | |
219 | * Java parser this is interpreted as a long. | |
7558a1e1 | 220 | * |
7558a1e1 AM |
221 | * @param name |
222 | * The name of this field | |
459f705b JCK |
223 | * @param longValue |
224 | * The integer value of this field | |
225 | * @param signed | |
226 | * Is the value signed or not | |
a3fc8213 | 227 | */ |
459f705b | 228 | CTFIntegerField(String name, long longValue, int base, boolean signed) { |
81ed27a8 | 229 | super(name, longValue, null); |
459f705b | 230 | this.signed = signed; |
367bcd2b AM |
231 | this.base = base; |
232 | } | |
233 | ||
a3fc8213 AM |
234 | @Override |
235 | public Long getValue() { | |
68b18f2f | 236 | return (Long) super.getValue(); |
a3fc8213 AM |
237 | } |
238 | ||
8f86c552 GB |
239 | @Override |
240 | public String getFormattedValue() { | |
3b11ddc7 | 241 | return IntegerDefinition.formatNumber(getValue(), base, signed); |
8f86c552 GB |
242 | } |
243 | ||
a3fc8213 AM |
244 | } |
245 | ||
246 | /** | |
7558a1e1 AM |
247 | * The CTF field implementation for string fields |
248 | * | |
249 | * @author alexmont | |
a3fc8213 AM |
250 | */ |
251 | final class CTFStringField extends CtfTmfEventField { | |
252 | ||
b1baa808 MK |
253 | /** |
254 | * Constructor for CTFStringField. | |
7558a1e1 AM |
255 | * |
256 | * @param strValue | |
257 | * The string value of this field | |
258 | * @param name | |
259 | * The name of this field | |
b1baa808 | 260 | */ |
68b18f2f | 261 | CTFStringField(String name, String strValue) { |
81ed27a8 | 262 | super(name, strValue, null); |
a3fc8213 AM |
263 | } |
264 | ||
a3fc8213 AM |
265 | @Override |
266 | public String getValue() { | |
68b18f2f | 267 | return (String) super.getValue(); |
a3fc8213 AM |
268 | } |
269 | } | |
270 | ||
271 | /** | |
7558a1e1 AM |
272 | * CTF field implementation for arrays of integers. |
273 | * | |
274 | * @author alexmont | |
a3fc8213 AM |
275 | */ |
276 | final class CTFIntegerArrayField extends CtfTmfEventField { | |
277 | ||
404b264a | 278 | private final int base; |
459f705b | 279 | private final boolean signed; |
8f86c552 | 280 | private String formattedValue = null; |
404b264a | 281 | |
b1baa808 MK |
282 | /** |
283 | * Constructor for CTFIntegerArrayField. | |
7558a1e1 | 284 | * |
459f705b JCK |
285 | * @param name |
286 | * The name of this field | |
7558a1e1 AM |
287 | * @param longValues |
288 | * The array of integers (as longs) that compose this field's | |
289 | * value | |
459f705b JCK |
290 | * @param signed |
291 | * Are the values in the array signed or not | |
b1baa808 | 292 | */ |
cefe3edf | 293 | CTFIntegerArrayField(String name, long[] longValues, int base, boolean signed) { |
81ed27a8 | 294 | super(name, longValues, null); |
404b264a | 295 | this.base = base; |
459f705b | 296 | this.signed = signed; |
a3fc8213 AM |
297 | } |
298 | ||
a6223d74 | 299 | @Override |
cefe3edf AM |
300 | public long[] getValue() { |
301 | return (long[]) super.getValue(); | |
a3fc8213 | 302 | } |
404b264a | 303 | |
8f86c552 GB |
304 | @Override |
305 | public String getFormattedValue() { | |
306 | if (formattedValue == null) { | |
307 | List<String> strings = new ArrayList<String>(); | |
cefe3edf | 308 | for (long value : getValue()) { |
3b11ddc7 | 309 | strings.add(IntegerDefinition.formatNumber(value, base, signed)); |
8f86c552 GB |
310 | } |
311 | formattedValue = strings.toString(); | |
312 | } | |
313 | return formattedValue; | |
314 | } | |
315 | ||
a3fc8213 AM |
316 | } |
317 | ||
b1baa808 | 318 | /** |
7558a1e1 AM |
319 | * CTF field implementation for floats. |
320 | * | |
321 | * @author emathko | |
b1baa808 | 322 | */ |
a04464b1 MK |
323 | final class CTFFloatField extends CtfTmfEventField { |
324 | ||
b1baa808 MK |
325 | /** |
326 | * Constructor for CTFFloatField. | |
7558a1e1 AM |
327 | * |
328 | * @param value | |
329 | * The float value (actually a double) of this field | |
330 | * @param name | |
331 | * The name of this field | |
b1baa808 | 332 | */ |
68b18f2f | 333 | protected CTFFloatField(String name, double value) { |
81ed27a8 | 334 | super(name, value, null); |
a04464b1 MK |
335 | } |
336 | ||
a04464b1 | 337 | @Override |
81c8e6f7 | 338 | public Double getValue() { |
68b18f2f | 339 | return (Double) super.getValue(); |
a04464b1 | 340 | } |
a04464b1 | 341 | } |
7558a1e1 | 342 | |
d4a8d935 BH |
343 | /** |
344 | * The CTF field implementation for Enum fields | |
345 | * | |
346 | * @author Bernd Hufmann | |
347 | */ | |
348 | final class CTFEnumField extends CtfTmfEventField { | |
349 | ||
d4a8d935 BH |
350 | /** |
351 | * Constructor for CTFEnumField. | |
352 | * | |
353 | * @param enumValue | |
459f705b JCK |
354 | * The Enum value consisting of a pair of Enum value name and its |
355 | * long value | |
d4a8d935 BH |
356 | * @param name |
357 | * The name of this field | |
358 | */ | |
68b18f2f AM |
359 | CTFEnumField(String name, CtfEnumPair enumValue) { |
360 | super(name, new CtfEnumPair(enumValue.getFirst(), | |
459f705b | 361 | enumValue.getSecond().longValue()), null); |
d4a8d935 BH |
362 | } |
363 | ||
d4a8d935 | 364 | @Override |
68b18f2f AM |
365 | public CtfEnumPair getValue() { |
366 | return (CtfEnumPair) super.getValue(); | |
d4a8d935 BH |
367 | } |
368 | } | |
369 | ||
7a6cee1a | 370 | /** |
51cc7ef4 | 371 | * The CTF field implementation for struct fields with sub-fields |
7a6cee1a GB |
372 | * |
373 | * @author gbastien | |
374 | */ | |
375 | final class CTFStructField extends CtfTmfEventField { | |
376 | ||
377 | /** | |
51cc7ef4 | 378 | * Constructor for CTFStructField. |
7a6cee1a | 379 | * |
51cc7ef4 GB |
380 | * @param fields |
381 | * The children of this field | |
7a6cee1a GB |
382 | * @param name |
383 | * The name of this field | |
384 | */ | |
385 | CTFStructField(String name, CtfTmfEventField[] fields) { | |
81ed27a8 | 386 | super(name, fields, fields); |
7a6cee1a GB |
387 | } |
388 | ||
7a6cee1a GB |
389 | @Override |
390 | public CtfTmfEventField[] getValue() { | |
391 | return (CtfTmfEventField[]) super.getValue(); | |
392 | } | |
393 | ||
394 | @Override | |
51cc7ef4 GB |
395 | public String getFormattedValue() { |
396 | return Arrays.toString(getValue()); | |
7a6cee1a | 397 | } |
51cc7ef4 GB |
398 | |
399 | } | |
400 | ||
401 | /** | |
402 | * The CTF field implementation for variant fields its child | |
403 | * | |
404 | * @author gbastien | |
405 | */ | |
406 | final class CTFVariantField extends CtfTmfEventField { | |
407 | ||
408 | /** | |
409 | * Constructor for CTFVariantField. | |
410 | * | |
411 | * @param field | |
412 | * The field selected for this variant | |
413 | * @param name | |
414 | * The name of this field | |
415 | */ | |
416 | CTFVariantField(String name, CtfTmfEventField field) { | |
459f705b | 417 | super(name, field, new CtfTmfEventField[] { field }); |
51cc7ef4 GB |
418 | } |
419 | ||
420 | @Override | |
421 | public CtfTmfEventField getValue() { | |
422 | return (CtfTmfEventField) super.getValue(); | |
423 | } | |
424 | ||
7a6cee1a GB |
425 | } |
426 | ||
a3fc8213 | 427 | /* Implement other possible fields types here... */ |