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b0d3496e | 1 | /*****************************************************************************\r |
fb5cad3d | 2 | * Copyright (c) 2007, 2008 Intel Corporation, 2009, 2012 Ericsson.\r |
b0d3496e ASL |
3 | * All rights reserved. This program and the accompanying materials\r |
4 | * are made available under the terms of the Eclipse Public License v1.0\r | |
5 | * which accompanies this distribution, and is available at\r | |
6 | * http://www.eclipse.org/legal/epl-v10.html\r | |
7 | *\r | |
8 | * Contributors:\r | |
fb5cad3d PT |
9 | * Intel Corporation - Initial API and implementation\r |
10 | * Ruslan A. Scherbakov, Intel - Initial API and implementation\r | |
11 | * Alvaro Sanchez-Leon - Udpated for TMF\r | |
12 | * Patrick Tasse - Refactoring\r | |
b0d3496e | 13 | *\r |
b0d3496e ASL |
14 | *****************************************************************************/\r |
15 | \r | |
2fa130b8 | 16 | package org.eclipse.linuxtools.tmf.ui.widgets.timegraph.widgets;\r |
b0d3496e ASL |
17 | \r |
18 | import java.text.SimpleDateFormat;\r | |
19 | import java.util.Date;\r | |
20 | import java.util.Iterator;\r | |
b0d3496e | 21 | \r |
2fa130b8 | 22 | import org.eclipse.linuxtools.tmf.ui.widgets.timegraph.model.ITimeEvent;\r |
fb5cad3d | 23 | import org.eclipse.linuxtools.tmf.ui.widgets.timegraph.model.ITimeGraphEntry;\r |
b0d3496e ASL |
24 | import org.eclipse.swt.graphics.Color;\r |
25 | import org.eclipse.swt.graphics.Device;\r | |
26 | import org.eclipse.swt.graphics.GC;\r | |
27 | import org.eclipse.swt.graphics.Point;\r | |
28 | import org.eclipse.swt.graphics.Rectangle;\r | |
29 | import org.eclipse.swt.widgets.Display;\r | |
30 | \r | |
013a5f1c AM |
31 | /**\r |
32 | * General utilities and definitions used by the time graph widget\r | |
33 | *\r | |
34 | * @version 1.0\r | |
35 | * @author Alvaro Sanchez-Leon\r | |
36 | * @author Patrick Tasse\r | |
37 | */\r | |
b0d3496e ASL |
38 | public class Utils {\r |
39 | \r | |
3934297e | 40 | /** Time format for dates and timestamp */\r |
fb5cad3d | 41 | public enum TimeFormat {\r |
3934297e AM |
42 | /** Relative to the start of the trace */\r |
43 | RELATIVE,\r | |
44 | /** Absolute timestamp (ie, relative to the Unix epoch) */\r | |
45 | ABSOLUTE\r | |
013a5f1c | 46 | }\r |
b0d3496e | 47 | \r |
fb5cad3d PT |
48 | static public final int IMG_THREAD_RUNNING = 0;\r |
49 | static public final int IMG_THREAD_SUSPENDED = 1;\r | |
50 | static public final int IMG_THREAD_STOPPED = 2;\r | |
51 | static public final int IMG_METHOD_RUNNING = 3;\r | |
52 | static public final int IMG_METHOD = 4;\r | |
53 | static public final int IMG_NUM = 5;\r | |
b0d3496e | 54 | \r |
fb5cad3d | 55 | static public final Object[] _empty = new Object[0];\r |
b0d3496e | 56 | \r |
4a56c4e6 | 57 | public static enum Resolution {\r |
fb5cad3d | 58 | SECONDS, MILLISEC, MICROSEC, NANOSEC\r |
013a5f1c | 59 | }\r |
fb5cad3d PT |
60 | \r |
61 | static private final SimpleDateFormat stimeformat = new SimpleDateFormat("HH:mm:ss"); //$NON-NLS-1$\r | |
62 | static private final SimpleDateFormat sdateformat = new SimpleDateFormat("yyyy-MM-dd"); //$NON-NLS-1$\r | |
fb5cad3d PT |
63 | \r |
64 | static Rectangle clone(Rectangle source) {\r | |
65 | return new Rectangle(source.x, source.y, source.width, source.height);\r | |
66 | }\r | |
67 | \r | |
3934297e AM |
68 | /**\r |
69 | * Initialize a Rectangle object to default values (all equal to 0)\r | |
70 | *\r | |
71 | * @param rect\r | |
72 | * The Rectangle to initialize\r | |
73 | */\r | |
fb5cad3d PT |
74 | static public void init(Rectangle rect) {\r |
75 | rect.x = 0;\r | |
76 | rect.y = 0;\r | |
77 | rect.width = 0;\r | |
78 | rect.height = 0;\r | |
79 | }\r | |
80 | \r | |
3934297e AM |
81 | /**\r |
82 | * Initialize a Rectangle object with all the given values\r | |
83 | *\r | |
84 | * @param rect\r | |
85 | * The Rectangle object to initialize\r | |
86 | * @param x\r | |
87 | * The X coordinate\r | |
88 | * @param y\r | |
89 | * The Y coordinate\r | |
90 | * @param width\r | |
91 | * The width of the rectangle\r | |
92 | * @param height\r | |
93 | * The height of the rectangle\r | |
94 | */\r | |
fb5cad3d PT |
95 | static public void init(Rectangle rect, int x, int y, int width, int height) {\r |
96 | rect.x = x;\r | |
97 | rect.y = y;\r | |
98 | rect.width = width;\r | |
99 | rect.height = height;\r | |
100 | }\r | |
101 | \r | |
3934297e AM |
102 | /**\r |
103 | * Initialize a Rectangle object to another existing Rectangle's values.\r | |
104 | *\r | |
105 | * @param rect\r | |
106 | * The Rectangle to initialize\r | |
107 | * @param source\r | |
108 | * The reference Rectangle to copy\r | |
109 | */\r | |
fb5cad3d PT |
110 | static public void init(Rectangle rect, Rectangle source) {\r |
111 | rect.x = source.x;\r | |
112 | rect.y = source.y;\r | |
113 | rect.width = source.width;\r | |
114 | rect.height = source.height;\r | |
115 | }\r | |
116 | \r | |
3934297e AM |
117 | /**\r |
118 | * Reduce the size of a given rectangle by the given amounts.\r | |
119 | *\r | |
120 | * @param rect\r | |
121 | * The rectangle to modify\r | |
122 | * @param x\r | |
123 | * The reduction in width\r | |
124 | * @param y\r | |
125 | * The reduction in height\r | |
126 | */\r | |
fb5cad3d PT |
127 | static public void deflate(Rectangle rect, int x, int y) {\r |
128 | rect.x += x;\r | |
129 | rect.y += y;\r | |
130 | rect.width -= x + x;\r | |
131 | rect.height -= y + y;\r | |
132 | }\r | |
133 | \r | |
3934297e AM |
134 | /**\r |
135 | * Increase the size of a given rectangle by the given amounts.\r | |
136 | *\r | |
137 | * @param rect\r | |
138 | * The rectangle to modify\r | |
139 | * @param x\r | |
140 | * The augmentation in width\r | |
141 | * @param y\r | |
142 | * The augmentation in height\r | |
143 | */\r | |
fb5cad3d PT |
144 | static public void inflate(Rectangle rect, int x, int y) {\r |
145 | rect.x -= x;\r | |
146 | rect.y -= y;\r | |
147 | rect.width += x + x;\r | |
148 | rect.height += y + y;\r | |
149 | }\r | |
150 | \r | |
151 | static void dispose(Color col) {\r | |
013a5f1c | 152 | if (null != col) {\r |
fb5cad3d | 153 | col.dispose();\r |
013a5f1c | 154 | }\r |
fb5cad3d PT |
155 | }\r |
156 | \r | |
3934297e AM |
157 | /**\r |
158 | * Get the resulting color from a mix of two existing ones for a given\r | |
159 | * display.\r | |
160 | *\r | |
161 | * @param display\r | |
162 | * The display device (which might affect the color conversion)\r | |
163 | * @param c1\r | |
164 | * The first color\r | |
165 | * @param c2\r | |
166 | * The second color\r | |
167 | * @param w1\r | |
168 | * The gamma level for color 1\r | |
169 | * @param w2\r | |
170 | * The gamma level for color 2\r | |
171 | * @return The resulting color\r | |
172 | */\r | |
fb5cad3d PT |
173 | static public Color mixColors(Device display, Color c1, Color c2, int w1,\r |
174 | int w2) {\r | |
175 | return new Color(display, (w1 * c1.getRed() + w2 * c2.getRed())\r | |
176 | / (w1 + w2), (w1 * c1.getGreen() + w2 * c2.getGreen())\r | |
177 | / (w1 + w2), (w1 * c1.getBlue() + w2 * c2.getBlue())\r | |
178 | / (w1 + w2));\r | |
179 | }\r | |
180 | \r | |
3934297e AM |
181 | /**\r |
182 | * Get the system color with the given ID.\r | |
183 | *\r | |
184 | * @param id\r | |
185 | * The color ID\r | |
186 | * @return The resulting color\r | |
187 | */\r | |
fb5cad3d PT |
188 | static public Color getSysColor(int id) {\r |
189 | Color col = Display.getCurrent().getSystemColor(id);\r | |
190 | return new Color(col.getDevice(), col.getRGB());\r | |
191 | }\r | |
192 | \r | |
3934297e AM |
193 | /**\r |
194 | * Get the resulting color from a mix of two existing ones for the current\r | |
195 | * display.\r | |
196 | *\r | |
197 | * @param col1\r | |
198 | * The first color\r | |
199 | * @param col2\r | |
200 | * The second color\r | |
201 | * @param w1\r | |
202 | * The gamma level for color 1\r | |
203 | * @param w2\r | |
204 | * The gamma level for color 2\r | |
205 | * @return The resulting color\r | |
206 | */\r | |
fb5cad3d PT |
207 | static public Color mixColors(Color col1, Color col2, int w1, int w2) {\r |
208 | return mixColors(Display.getCurrent(), col1, col2, w1, w2);\r | |
209 | }\r | |
210 | \r | |
3934297e AM |
211 | /**\r |
212 | * Draw text in a rectangle.\r | |
213 | *\r | |
214 | * @param gc\r | |
215 | * The SWT GC object\r | |
216 | * @param text\r | |
217 | * The text to draw\r | |
218 | * @param rect\r | |
219 | * The rectangle object which is being drawn\r | |
220 | * @param transp\r | |
221 | * Should we transpose the color\r | |
222 | * @return The X coordinate where we have written\r | |
223 | */\r | |
fb5cad3d PT |
224 | static public int drawText(GC gc, String text, Rectangle rect, boolean transp) {\r |
225 | Point size = gc.stringExtent(text);\r | |
226 | gc.drawText(text, rect.x, rect.y, transp);\r | |
227 | return size.x;\r | |
228 | }\r | |
229 | \r | |
3934297e AM |
230 | /**\r |
231 | * Draw text at a given location.\r | |
232 | *\r | |
233 | * @param gc\r | |
234 | * The SWT GC object\r | |
235 | * @param text\r | |
236 | * The text to draw\r | |
237 | * @param x\r | |
238 | * The X coordinate of the starting point\r | |
239 | * @param y\r | |
240 | * the Y coordinate of the starting point\r | |
241 | * @param transp\r | |
242 | * Should we transpose the color\r | |
243 | * @return The X coordinate where we have written\r | |
244 | */\r | |
fb5cad3d PT |
245 | static public int drawText(GC gc, String text, int x, int y, boolean transp) {\r |
246 | Point size = gc.stringExtent(text);\r | |
247 | gc.drawText(text, x, y, transp);\r | |
248 | return size.x;\r | |
249 | }\r | |
250 | \r | |
251 | /**\r | |
0d9a6d76 | 252 | * Formats time in format: MM:SS:NNN\r |
013a5f1c | 253 | *\r |
fb5cad3d PT |
254 | * @param time time\r |
255 | * @param format 0: MMMM:ss:nnnnnnnnn, 1: HH:MM:ss MMM.mmmm.nnn\r | |
256 | * @param resolution the resolution\r | |
257 | * @return the formatted time\r | |
258 | */\r | |
259 | static public String formatTime(long time, TimeFormat format, Resolution resolution) {\r | |
260 | // if format is absolute (Calendar)\r | |
261 | if (format == TimeFormat.ABSOLUTE) {\r | |
262 | return formatTimeAbs(time, resolution);\r | |
263 | }\r | |
264 | \r | |
265 | StringBuffer str = new StringBuffer();\r | |
266 | boolean neg = time < 0;\r | |
267 | if (neg) {\r | |
268 | time = -time;\r | |
269 | str.append('-');\r | |
270 | }\r | |
271 | \r | |
272 | long sec = (long) (time * 1E-9);\r | |
273 | // TODO: Expand to make it possible to select the minute, second, nanosecond format\r | |
274 | //printing minutes is suppressed just sec and ns\r | |
275 | // if (sec / 60 < 10)\r | |
276 | // str.append('0');\r | |
277 | // str.append(sec / 60);\r | |
278 | // str.append(':');\r | |
279 | // sec %= 60;\r | |
280 | // if (sec < 10)\r | |
281 | // str.append('0');\r | |
282 | str.append(sec);\r | |
283 | String ns = formatNs(time, resolution);\r | |
284 | if (!ns.equals("")) { //$NON-NLS-1$\r | |
b83af2c3 | 285 | str.append('.');\r |
fb5cad3d PT |
286 | str.append(ns);\r |
287 | }\r | |
288 | \r | |
289 | return str.toString();\r | |
290 | }\r | |
291 | \r | |
292 | /**\r | |
293 | * From input time in nanoseconds, convert to Date format YYYY-MM-dd\r | |
013a5f1c | 294 | *\r |
fb5cad3d | 295 | * @param absTime\r |
3934297e | 296 | * The source time, in ns\r |
fb5cad3d PT |
297 | * @return the formatted date\r |
298 | */\r | |
299 | public static String formatDate(long absTime) {\r | |
300 | String sdate = sdateformat.format(new Date((long) (absTime * 1E-6)));\r | |
301 | return sdate;\r | |
302 | }\r | |
303 | \r | |
304 | /**\r | |
305 | * Formats time in ns to Calendar format: HH:MM:SS MMM.mmm.nnn\r | |
013a5f1c | 306 | *\r |
fb5cad3d | 307 | * @param time\r |
3934297e AM |
308 | * The source time, in ns\r |
309 | * @param res\r | |
310 | * The resolution to use\r | |
fb5cad3d PT |
311 | * @return the formatted time\r |
312 | */\r | |
313 | static public String formatTimeAbs(long time, Resolution res) {\r | |
314 | StringBuffer str = new StringBuffer();\r | |
315 | \r | |
316 | // format time from nanoseconds to calendar time HH:MM:SS\r | |
317 | String stime = stimeformat.format(new Date((long) (time * 1E-6)));\r | |
b83af2c3 PT |
318 | str.append(stime);\r |
319 | str.append('.');\r | |
fb5cad3d PT |
320 | // append the Milliseconds, MicroSeconds and NanoSeconds as specified in\r |
321 | // the Resolution\r | |
322 | str.append(formatNs(time, res));\r | |
323 | return str.toString();\r | |
324 | }\r | |
325 | \r | |
326 | /**\r | |
327 | * Obtains the remainder fraction on unit Seconds of the entered value in\r | |
328 | * nanoseconds. e.g. input: 1241207054171080214 ns The number of fraction\r | |
329 | * seconds can be obtained by removing the last 9 digits: 1241207054 the\r | |
330 | * fractional portion of seconds, expressed in ns is: 171080214\r | |
013a5f1c | 331 | *\r |
fb5cad3d | 332 | * @param time\r |
3934297e | 333 | * The source time in ns\r |
fb5cad3d | 334 | * @param res\r |
3934297e | 335 | * The Resolution to use\r |
fb5cad3d PT |
336 | * @return the formatted nanosec\r |
337 | */\r | |
338 | public static String formatNs(long time, Resolution res) {\r | |
b83af2c3 | 339 | StringBuffer str = new StringBuffer();\r |
fb5cad3d PT |
340 | boolean neg = time < 0;\r |
341 | if (neg) {\r | |
342 | time = -time;\r | |
343 | }\r | |
344 | \r | |
345 | // The following approach could be used although performance\r | |
346 | // decreases in half.\r | |
347 | // String strVal = String.format("%09d", time);\r | |
348 | // String tmp = strVal.substring(strVal.length() - 9);\r | |
349 | \r | |
fb5cad3d PT |
350 | long ns = time;\r |
351 | ns %= 1000000000;\r | |
352 | if (ns < 10) {\r | |
b83af2c3 | 353 | str.append("00000000"); //$NON-NLS-1$\r |
fb5cad3d | 354 | } else if (ns < 100) {\r |
b83af2c3 | 355 | str.append("0000000"); //$NON-NLS-1$\r |
fb5cad3d | 356 | } else if (ns < 1000) {\r |
b83af2c3 | 357 | str.append("000000"); //$NON-NLS-1$\r |
fb5cad3d | 358 | } else if (ns < 10000) {\r |
b83af2c3 | 359 | str.append("00000"); //$NON-NLS-1$\r |
fb5cad3d | 360 | } else if (ns < 100000) {\r |
b83af2c3 | 361 | str.append("0000"); //$NON-NLS-1$\r |
fb5cad3d | 362 | } else if (ns < 1000000) {\r |
b83af2c3 | 363 | str.append("000"); //$NON-NLS-1$\r |
fb5cad3d | 364 | } else if (ns < 10000000) {\r |
b83af2c3 | 365 | str.append("00"); //$NON-NLS-1$\r |
fb5cad3d | 366 | } else if (ns < 100000000) {\r |
b83af2c3 | 367 | str.append("0"); //$NON-NLS-1$\r |
fb5cad3d | 368 | }\r |
b83af2c3 PT |
369 | str.append(ns);\r |
370 | \r | |
371 | if (res == Resolution.MILLISEC) {\r | |
372 | return str.substring(0, 3);\r | |
373 | } else if (res == Resolution.MICROSEC) {\r | |
374 | return str.substring(0, 6);\r | |
375 | } else if (res == Resolution.NANOSEC) {\r | |
376 | return str.substring(0, 9);\r | |
fb5cad3d | 377 | }\r |
b83af2c3 | 378 | return ""; //$NON-NLS-1$\r |
fb5cad3d PT |
379 | }\r |
380 | \r | |
3934297e AM |
381 | /**\r |
382 | * FIXME Currently does nothing.\r | |
383 | *\r | |
384 | * @param opt\r | |
385 | * The option name\r | |
386 | * @param def\r | |
387 | * The option value\r | |
388 | * @param min\r | |
389 | * The minimal accepted value\r | |
390 | * @param max\r | |
391 | * The maximal accepted value\r | |
392 | * @return The value that was read\r | |
393 | */\r | |
fb5cad3d PT |
394 | static public int loadIntOption(String opt, int def, int min, int max) {\r |
395 | // int val =\r | |
396 | // TraceUIPlugin.getDefault().getPreferenceStore().getInt(opt);\r | |
397 | // if (0 == val)\r | |
398 | // val = def;\r | |
399 | // if (val < min)\r | |
400 | // val = min;\r | |
401 | // if (val > max)\r | |
402 | // val = max;\r | |
403 | return def;\r | |
404 | }\r | |
405 | \r | |
3934297e AM |
406 | /**\r |
407 | * FIXME currently does nothing\r | |
408 | *\r | |
409 | * @param opt\r | |
410 | * The option name\r | |
411 | * @param val\r | |
412 | * The option value\r | |
413 | */\r | |
fb5cad3d PT |
414 | static public void saveIntOption(String opt, int val) {\r |
415 | // TraceUIPlugin.getDefault().getPreferenceStore().setValue(opt, val);\r | |
416 | }\r | |
417 | \r | |
bc51e30c PT |
418 | static ITimeEvent getFirstEvent(ITimeGraphEntry entry) {\r |
419 | if (null == entry || ! entry.hasTimeEvents()) {\r | |
fb5cad3d | 420 | return null;\r |
bc51e30c PT |
421 | }\r |
422 | Iterator<ITimeEvent> iterator = entry.getTimeEventsIterator();\r | |
fb5cad3d PT |
423 | if (iterator != null && iterator.hasNext()) {\r |
424 | return iterator.next();\r | |
fb5cad3d | 425 | }\r |
abbdd66a | 426 | return null;\r |
fb5cad3d PT |
427 | }\r |
428 | \r | |
429 | /**\r | |
430 | * N means: <list> <li>-1: Previous Event</li> <li>0: Current Event</li> <li>\r | |
431 | * 1: Next Event</li> <li>2: Previous Event when located in a non Event Area\r | |
432 | * </list>\r | |
013a5f1c | 433 | *\r |
bc51e30c | 434 | * @param entry\r |
fb5cad3d PT |
435 | * @param time\r |
436 | * @param n\r | |
437 | * @return\r | |
438 | */\r | |
bc51e30c PT |
439 | static ITimeEvent findEvent(ITimeGraphEntry entry, long time, int n) {\r |
440 | if (null == entry || ! entry.hasTimeEvents()) {\r | |
a5823d5f | 441 | return null;\r |
bc51e30c PT |
442 | }\r |
443 | Iterator<ITimeEvent> iterator = entry.getTimeEventsIterator();\r | |
fb5cad3d PT |
444 | if (iterator == null) {\r |
445 | return null;\r | |
446 | }\r | |
a5823d5f ASL |
447 | ITimeEvent nextEvent = null;\r |
448 | ITimeEvent currEvent = null;\r | |
449 | ITimeEvent prevEvent = null;\r | |
450 | \r | |
ce62370f | 451 | while (iterator.hasNext()) {\r |
abbdd66a | 452 | nextEvent = iterator.next();\r |
a5823d5f | 453 | long nextStartTime = nextEvent.getTime();\r |
fb5cad3d | 454 | \r |
a5823d5f ASL |
455 | if (nextStartTime > time) {\r |
456 | break;\r | |
457 | }\r | |
fb5cad3d | 458 | \r |
a5823d5f ASL |
459 | if (currEvent == null || currEvent.getTime() != nextStartTime) {\r |
460 | prevEvent = currEvent;\r | |
461 | currEvent = nextEvent;\r | |
462 | }\r | |
463 | }\r | |
fb5cad3d | 464 | \r |
a5823d5f ASL |
465 | if (n == -1) { //previous\r |
466 | if (currEvent != null && currEvent.getTime() + currEvent.getDuration() >= time) {\r | |
467 | return prevEvent;\r | |
a5823d5f | 468 | }\r |
abbdd66a | 469 | return currEvent;\r |
a5823d5f ASL |
470 | } else if (n == 0) { //current\r |
471 | if (currEvent != null && currEvent.getTime() + currEvent.getDuration() >= time) {\r | |
472 | return currEvent;\r | |
a5823d5f | 473 | }\r |
abbdd66a | 474 | return null;\r |
a5823d5f | 475 | } else if (n == 1) { //next\r |
6a08b49e PT |
476 | if (nextEvent != null && nextEvent.getTime() > time) {\r |
477 | return nextEvent;\r | |
478 | }\r | |
479 | return null;\r | |
a5823d5f ASL |
480 | } else if (n == 2) { //current or previous when in empty space\r |
481 | return currEvent;\r | |
482 | }\r | |
fb5cad3d | 483 | \r |
a5823d5f ASL |
484 | return null;\r |
485 | }\r | |
b0d3496e | 486 | \r |
3934297e AM |
487 | /**\r |
488 | * Pretty-print a method signature.\r | |
489 | *\r | |
490 | * @param sig\r | |
491 | * The original signature\r | |
492 | * @return The pretty signature\r | |
493 | */\r | |
fb5cad3d PT |
494 | static public String fixMethodSignature(String sig) {\r |
495 | int pos = sig.indexOf('(');\r | |
496 | if (pos >= 0) {\r | |
497 | String ret = sig.substring(0, pos);\r | |
498 | sig = sig.substring(pos);\r | |
499 | sig = sig + " " + ret; //$NON-NLS-1$\r | |
500 | }\r | |
501 | return sig;\r | |
502 | }\r | |
503 | \r | |
3934297e AM |
504 | /**\r |
505 | * Restore an original method signature from a pretty-printed one.\r | |
506 | *\r | |
507 | * @param sig\r | |
508 | * The pretty-printed signature\r | |
509 | * @return The original method signature\r | |
510 | */\r | |
fb5cad3d PT |
511 | static public String restoreMethodSignature(String sig) {\r |
512 | String ret = ""; //$NON-NLS-1$\r | |
513 | int pos = sig.indexOf('(');\r | |
514 | if (pos >= 0) {\r | |
515 | ret = sig.substring(0, pos);\r | |
516 | sig = sig.substring(pos + 1);\r | |
517 | }\r | |
518 | pos = sig.indexOf(')');\r | |
519 | if (pos >= 0) {\r | |
520 | sig = sig.substring(0, pos);\r | |
521 | }\r | |
522 | String args[] = sig.split(","); //$NON-NLS-1$\r | |
5a5c2fc7 | 523 | StringBuffer result = new StringBuffer("("); //$NON-NLS-1$\r |
fb5cad3d PT |
524 | for (int i = 0; i < args.length; i++) {\r |
525 | String arg = args[i].trim();\r | |
013a5f1c | 526 | if (arg.length() == 0 && args.length == 1) {\r |
fb5cad3d | 527 | break;\r |
013a5f1c | 528 | }\r |
fb5cad3d PT |
529 | result.append(getTypeSignature(arg));\r |
530 | }\r | |
531 | result.append(")").append(getTypeSignature(ret)); //$NON-NLS-1$\r | |
532 | return result.toString();\r | |
533 | }\r | |
534 | \r | |
3934297e AM |
535 | /**\r |
536 | * Get the mangled type information from an array of types.\r | |
537 | *\r | |
538 | * @param type\r | |
539 | * The types to convert. See method implementation for what it\r | |
540 | * expects.\r | |
541 | * @return The mangled string of types\r | |
542 | */\r | |
fb5cad3d PT |
543 | static public String getTypeSignature(String type) {\r |
544 | int dim = 0;\r | |
545 | for (int j = 0; j < type.length(); j++) {\r | |
013a5f1c | 546 | if (type.charAt(j) == '[') {\r |
fb5cad3d | 547 | dim++;\r |
013a5f1c | 548 | }\r |
fb5cad3d PT |
549 | }\r |
550 | int pos = type.indexOf('[');\r | |
013a5f1c | 551 | if (pos >= 0) {\r |
fb5cad3d | 552 | type = type.substring(0, pos);\r |
013a5f1c | 553 | }\r |
fb5cad3d PT |
554 | StringBuffer sig = new StringBuffer(""); //$NON-NLS-1$\r |
555 | for (int j = 0; j < dim; j++)\r | |
013a5f1c | 556 | {\r |
fb5cad3d | 557 | sig.append("["); //$NON-NLS-1$\r |
013a5f1c | 558 | }\r |
abbdd66a AM |
559 | if (type.equals("boolean")) { //$NON-NLS-1$\r |
560 | sig.append('Z');\r | |
561 | } else if (type.equals("byte")) { //$NON-NLS-1$\r | |
562 | sig.append('B');\r | |
563 | } else if (type.equals("char")) { //$NON-NLS-1$\r | |
564 | sig.append('C');\r | |
565 | } else if (type.equals("short")) { //$NON-NLS-1$\r | |
566 | sig.append('S');\r | |
567 | } else if (type.equals("int")) { //$NON-NLS-1$\r | |
568 | sig.append('I');\r | |
569 | } else if (type.equals("long")) { //$NON-NLS-1$\r | |
570 | sig.append('J');\r | |
571 | } else if (type.equals("float")) { //$NON-NLS-1$\r | |
572 | sig.append('F');\r | |
573 | } else if (type.equals("double")) { //$NON-NLS-1$\r | |
574 | sig.append('D');\r | |
575 | } else if (type.equals("void")) { //$NON-NLS-1$\r | |
576 | sig.append('V');\r | |
013a5f1c AM |
577 | }\r |
578 | else {\r | |
abbdd66a | 579 | sig.append('L').append(type.replace('.', '/')).append(';');\r |
013a5f1c | 580 | }\r |
fb5cad3d PT |
581 | return sig.toString();\r |
582 | }\r | |
583 | \r | |
3934297e AM |
584 | /**\r |
585 | * Compare two doubles together.\r | |
586 | *\r | |
587 | * @param d1\r | |
588 | * First double\r | |
589 | * @param d2\r | |
590 | * Second double\r | |
591 | * @return 1 if they are different, and 0 if they are *exactly* the same.\r | |
592 | * Because of the way doubles are stored, it's possible for the\r | |
593 | * same number obtained in two different ways to actually look\r | |
594 | * different.\r | |
595 | */\r | |
fb5cad3d | 596 | static public int compare(double d1, double d2) {\r |
013a5f1c | 597 | if (d1 > d2) {\r |
fb5cad3d | 598 | return 1;\r |
013a5f1c AM |
599 | }\r |
600 | if (d1 < d2) {\r | |
fb5cad3d | 601 | return 1;\r |
013a5f1c | 602 | }\r |
fb5cad3d PT |
603 | return 0;\r |
604 | }\r | |
605 | \r | |
3934297e AM |
606 | /**\r |
607 | * Compare two character strings alphabetically. This is simply a wrapper\r | |
608 | * around String.compareToIgnoreCase but that will handle cases where\r | |
609 | * strings can be null\r | |
610 | *\r | |
611 | * @param s1\r | |
612 | * The first string\r | |
613 | * @param s2\r | |
614 | * The second string\r | |
615 | * @return A number below, equal, or greater than zero if the first string\r | |
616 | * is smaller, equal, or bigger (alphabetically) than the second\r | |
617 | * one.\r | |
618 | */\r | |
fb5cad3d | 619 | static public int compare(String s1, String s2) {\r |
013a5f1c | 620 | if (s1 != null && s2 != null) {\r |
fb5cad3d | 621 | return s1.compareToIgnoreCase(s2);\r |
013a5f1c AM |
622 | }\r |
623 | if (s1 != null) {\r | |
fb5cad3d | 624 | return 1;\r |
013a5f1c AM |
625 | }\r |
626 | if (s2 != null) {\r | |
fb5cad3d | 627 | return -1;\r |
013a5f1c | 628 | }\r |
fb5cad3d PT |
629 | return 0;\r |
630 | }\r | |
b0d3496e | 631 | }\r |