Commit | Line | Data |
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6e512b93 ASL |
1 | package org.eclipse.linuxtools.lttng.ui;\r |
2 | \r | |
b12f4544 | 3 | \r |
0c2a2e08 FC |
4 | import java.io.FileWriter;\r |
5 | import java.io.IOException;\r | |
6 | import java.io.PrintWriter;\r | |
6e512b93 ASL |
7 | import java.text.SimpleDateFormat;\r |
8 | import java.util.Date;\r | |
9 | \r | |
10 | import org.eclipse.core.runtime.ILog;\r | |
11 | import org.eclipse.core.runtime.IStatus;\r | |
12 | import org.eclipse.core.runtime.Platform;\r | |
13 | import org.eclipse.core.runtime.Plugin;\r | |
14 | import org.eclipse.core.runtime.Status;\r | |
15 | \r | |
3b38ea61 | 16 | @SuppressWarnings("nls")\r |
6e512b93 | 17 | public class TraceDebug {\r |
b12f4544 FC |
18 | static boolean DEBUG = false;\r |
19 | static boolean INFO = false;\r | |
20 | static boolean WARN = false;\r | |
21 | \r | |
22 | static boolean CFV = false;\r | |
23 | static boolean RV = false;\r | |
24 | static boolean SV = false;\r | |
25 | \r | |
26 | private static Plugin plugin = LTTngUiPlugin.getDefault();\r | |
27 | private static String pluginID = LTTngUiPlugin.PLUGIN_ID;\r | |
28 | private static SimpleDateFormat stimeformat = new SimpleDateFormat("HH:mm:ss:SSS");\r | |
29 | \r | |
30 | // Note: files are created in $HOME\r | |
31 | static private PrintWriter fCFVfile = null;\r | |
32 | static private PrintWriter fRVfile = null;\r | |
33 | static private PrintWriter fSVfile = null;\r | |
34 | \r | |
35 | public static void init() {\r | |
36 | // Update Trace configuration options\r | |
37 | String debugTrace = Platform.getDebugOption(pluginID + "/debug");\r | |
38 | String infoTrace = Platform.getDebugOption(pluginID + "/info");\r | |
39 | String warnTrace = Platform.getDebugOption(pluginID + "/warn");\r | |
40 | \r | |
41 | if (debugTrace != null) {\r | |
42 | DEBUG = (new Boolean(debugTrace)).booleanValue();\r | |
43 | }\r | |
44 | \r | |
45 | if (infoTrace != null) {\r | |
46 | INFO = (new Boolean(infoTrace)).booleanValue();\r | |
47 | }\r | |
48 | \r | |
49 | if (warnTrace != null) {\r | |
50 | WARN = (new Boolean(warnTrace)).booleanValue();\r | |
51 | }\r | |
52 | \r | |
53 | String cfvTrace = Platform.getDebugOption(pluginID + "/cfv");\r | |
54 | if (cfvTrace != null) {\r | |
55 | CFV = (new Boolean(cfvTrace)).booleanValue();\r | |
56 | if (CFV) {\r | |
57 | try {\r | |
58 | fCFVfile = new PrintWriter(new FileWriter("CFVTrace.txt"));\r | |
59 | } catch (IOException e) {\r | |
60 | e.printStackTrace();\r | |
61 | }\r | |
62 | }\r | |
63 | }\r | |
64 | \r | |
65 | String rvTrace = Platform.getDebugOption(pluginID + "/rv");\r | |
66 | if (rvTrace != null) {\r | |
67 | RV = (new Boolean(rvTrace)).booleanValue();\r | |
68 | if (RV) {\r | |
69 | try {\r | |
70 | fRVfile = new PrintWriter(new FileWriter("RVTrace.txt"));\r | |
71 | } catch (IOException e) {\r | |
72 | e.printStackTrace();\r | |
73 | }\r | |
74 | }\r | |
75 | }\r | |
76 | \r | |
77 | String svTrace = Platform.getDebugOption(pluginID + "/sv");\r | |
78 | if (svTrace != null) {\r | |
79 | SV = (new Boolean(svTrace)).booleanValue();\r | |
80 | if (SV) {\r | |
81 | try {\r | |
82 | fSVfile = new PrintWriter(new FileWriter("SVTrace.txt"));\r | |
83 | } catch (IOException e) {\r | |
84 | e.printStackTrace();\r | |
85 | }\r | |
86 | }\r | |
87 | }\r | |
88 | }\r | |
89 | \r | |
90 | public static void stop() {\r | |
91 | if (fCFVfile != null) {\r | |
92 | fCFVfile.close();\r | |
93 | fCFVfile = null;\r | |
94 | }\r | |
95 | \r | |
96 | if (fRVfile != null) {\r | |
97 | fRVfile.close();\r | |
98 | fRVfile = null;\r | |
99 | }\r | |
100 | \r | |
101 | if (fSVfile != null) {\r | |
102 | fSVfile.close();\r | |
103 | fSVfile = null;\r | |
104 | }\r | |
105 | }\r | |
106 | \r | |
107 | public static void traceCFV(String trace) {\r | |
108 | if (CFV && fCFVfile != null) {\r | |
109 | fCFVfile.println(trace);\r | |
110 | fCFVfile.flush();\r | |
111 | }\r | |
112 | }\r | |
113 | \r | |
114 | public static void traceRV(String trace) {\r | |
115 | if (RV && fRVfile != null) {\r | |
116 | fRVfile.println(trace);\r | |
117 | fRVfile.flush();\r | |
118 | }\r | |
119 | }\r | |
120 | \r | |
121 | public static void traceSV(String trace) {\r | |
122 | if (SV && fSVfile != null) {\r | |
123 | fSVfile.println(trace);\r | |
124 | fSVfile.flush();\r | |
125 | }\r | |
126 | }\r | |
127 | \r | |
128 | public static void info(String message) {\r | |
129 | if (INFO) {\r | |
130 | ILog logger = plugin.getLog();\r | |
131 | logger.log(new Status(IStatus.INFO, LTTngUiPlugin.PLUGIN_ID, IStatus.OK, message, null));\r | |
132 | }\r | |
133 | }\r | |
134 | \r | |
135 | public static void warn(String message) {\r | |
136 | if (WARN) {\r | |
137 | ILog logger = plugin.getLog();\r | |
138 | logger.log(new Status(IStatus.WARNING, LTTngUiPlugin.PLUGIN_ID, IStatus.WARNING, message, null));\r | |
139 | }\r | |
140 | }\r | |
141 | \r | |
142 | public static void debug(String message) {\r | |
143 | if (DEBUG) {\r | |
144 | String location = getCallingLocation();\r | |
145 | System.out.println(location + "\n\t-> " + message);\r | |
146 | \r | |
147 | }\r | |
148 | }\r | |
149 | \r | |
150 | public static void debug(String message, int additionalStackLines) {\r | |
151 | if (DEBUG) {\r | |
152 | String location = getCallingLocation(additionalStackLines);\r | |
153 | System.out.println(location + "\n\t-> " + message);\r | |
154 | }\r | |
155 | }\r | |
156 | \r | |
157 | public static void throwException(String message) {\r | |
158 | if (DEBUG) {\r | |
159 | try {\r | |
160 | triggerException(message);\r | |
161 | } catch (Exception e) {\r | |
162 | e.printStackTrace();\r | |
163 | }\r | |
164 | }\r | |
165 | }\r | |
166 | \r | |
167 | private static void triggerException(String message) throws Exception {\r | |
168 | throw new Exception(message);\r | |
169 | }\r | |
170 | \r | |
171 | private static String getCallingLocation() {\r | |
172 | StringBuilder sb = new StringBuilder();\r | |
173 | sb.append(trace(Thread.currentThread().getStackTrace(), 4));\r | |
174 | sb.append("\n" + trace(Thread.currentThread().getStackTrace(), 3));\r | |
175 | return sb.toString();\r | |
176 | }\r | |
177 | \r | |
178 | private static String getCallingLocation(int numOfStackLines) {\r | |
179 | int stackCalledFromIdx = 3;\r | |
180 | int earliestRequested = numOfStackLines > 0 ? stackCalledFromIdx + numOfStackLines : stackCalledFromIdx;\r | |
181 | StringBuilder sb = new StringBuilder();\r | |
182 | for (int i = earliestRequested; i >= stackCalledFromIdx; i--) {\r | |
183 | sb.append(trace(Thread.currentThread().getStackTrace(), i) + "\n");\r | |
184 | }\r | |
185 | return sb.toString();\r | |
186 | }\r | |
187 | \r | |
188 | private static String trace(StackTraceElement e[], int level) {\r | |
189 | if (e != null) {\r | |
190 | level = level >= e.length ? e.length - 1 : level;\r | |
191 | StackTraceElement s = e[level];\r | |
192 | if (s != null) {\r | |
193 | String simpleClassName = s.getClassName();\r | |
194 | String[] clsNameSegs = simpleClassName.split("\\.");\r | |
195 | if (clsNameSegs.length > 0)\r | |
196 | simpleClassName = clsNameSegs[clsNameSegs.length - 1];\r | |
197 | return stimeformat.format(new Date()) + " " + simpleClassName + "." + s.getLineNumber() + "." + s.getMethodName();\r | |
198 | }\r | |
199 | }\r | |
200 | \r | |
201 | return null;\r | |
202 | }\r | |
203 | \r | |
204 | public static boolean isDEBUG() {\r | |
205 | return DEBUG;\r | |
206 | }\r | |
207 | \r | |
208 | public static boolean isINFO() {\r | |
209 | return INFO;\r | |
210 | }\r | |
211 | \r | |
212 | public static boolean isWARN() {\r | |
213 | return WARN;\r | |
214 | }\r | |
215 | \r | |
216 | public static boolean isCFV() {\r | |
217 | return CFV;\r | |
218 | }\r | |
219 | \r | |
220 | public static boolean isRV() {\r | |
221 | return RV;\r | |
222 | }\r | |
223 | \r | |
224 | public static boolean isSV() {\r | |
3037adf3 FC |
225 | return SV;\r |
226 | }\r | |
6e512b93 | 227 | }\r |