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5d10d135 ASL |
1 | /** |
2 | * | |
3 | */ | |
4 | package org.eclipse.linuxtools.lttng.state.evProcessor.state; | |
5 | ||
6 | import org.eclipse.linuxtools.lttng.TraceDebug; | |
7 | import org.eclipse.linuxtools.lttng.event.LttngEvent; | |
8 | import org.eclipse.linuxtools.lttng.event.LttngEventContent; | |
9 | import org.eclipse.linuxtools.lttng.event.LttngEventField; | |
10 | import org.eclipse.linuxtools.lttng.state.StateStrings.Fields; | |
11 | import org.eclipse.linuxtools.lttng.state.model.LttngProcessState; | |
12 | import org.eclipse.linuxtools.lttng.state.model.LttngTraceState; | |
13 | import org.eclipse.linuxtools.tmf.event.TmfEventField; | |
14 | ||
15 | /** | |
16 | * Common utility methods for all state processing handlers, not intended to be | |
17 | * instantiated on its own | |
18 | * | |
19 | * @author alvaro | |
20 | * | |
21 | */ | |
22 | public abstract class AbsStateProcessing { | |
23 | ||
24 | /** | |
25 | * protected method used when a Field is requested among several available | |
26 | * fields and the expected type is Long | |
27 | * | |
28 | * @param trcEvent | |
29 | * @param traceSt | |
30 | * @param expectedNumFields | |
31 | * @return | |
32 | */ | |
28b94d61 | 33 | protected Long getAFieldLong(LttngEvent trcEvent, LttngTraceState traceSt, Fields expectedField) { |
63eecb47 | 34 | Long fieldVal = null; |
28b94d61 FC |
35 | |
36 | String fieldname = expectedField.getInName(); | |
37 | LttngEventField field = ((LttngEventContent) trcEvent.getContent()).getField(fieldname); | |
38 | ||
39 | // if ( field == null ) { | |
40 | // System.out.println("****************** JOIE : " + fieldname); | |
41 | // System.out.println("***************** CONTENT : " + ((LttngEventContent) trcEvent.getContent()).toString()); | |
42 | // } | |
43 | // else { | |
44 | Object fieldObj = field.getValue(); | |
45 | if ( (fieldObj instanceof Long) || (fieldObj instanceof Integer) ) { | |
46 | // Expected numeric value found | |
47 | fieldVal = (Long) field.getValue(); | |
48 | } | |
49 | else { | |
50 | if (TraceDebug.isDEBUG()) { | |
51 | TraceDebug.debug("Unexpected field Type. Expected: Long, Received: "+ fieldObj.getClass().getSimpleName()); | |
52 | } | |
53 | } | |
54 | // } | |
55 | ||
56 | /* | |
5d10d135 ASL |
57 | // TmfEventField[] fields = trcEvent.getContent().getFields(); |
58 | TmfEventField[] fields = ((LttngEventContent) trcEvent.getContent()) | |
59 | .getFields(trcEvent); | |
60 | ||
61 | // At least one field expected | |
62 | if (fields.length == 0) { | |
63 | TraceDebug.debug("Unexpected number of fields received: " | |
64 | + fields.length); | |
65 | return null; | |
66 | } | |
67 | ||
68 | LttngEventField field; | |
69 | String fieldname; | |
70 | String expectedFieldName = expectedField.getInName(); | |
71 | for (int i = 0; i < fields.length; i++) { | |
72 | field = (LttngEventField) fields[i]; | |
73 | fieldname = field.getName(); | |
74 | if (fieldname.equals(expectedFieldName)) { | |
75 | Object fieldObj = field.getValue(); | |
76 | if (fieldObj instanceof Long) { | |
77 | // Expected value found | |
78 | fieldVal = (Long) field.getValue(); | |
79 | // if (expectedField == Fields.LTT_FIELD_TYPE) { | |
80 | // TraceDebug.debug("Field Type value is: " + fieldVal); | |
81 | // } | |
82 | break; | |
83 | } else { | |
84 | if (TraceDebug.isDEBUG()) { | |
85 | TraceDebug | |
86 | .debug("Unexpected field Type. Expected: Long, Received: " | |
87 | + fieldObj.getClass().getSimpleName()); | |
88 | } | |
89 | return null; | |
90 | } | |
91 | } | |
92 | } | |
28b94d61 | 93 | */ |
5d10d135 | 94 | |
28b94d61 FC |
95 | // if (fieldVal == null) { |
96 | // if (TraceDebug.isDEBUG()) { | |
97 | // sendNoFieldFoundMsg(((LttngEventContent) trcEvent.getContent()).getFields(), fieldname); | |
98 | // } | |
99 | // } | |
5d10d135 ASL |
100 | return fieldVal; |
101 | } | |
102 | ||
103 | /** | |
104 | * protected method used when a Field is requested among several available | |
105 | * fields and the expected type is String | |
106 | * | |
107 | * @param trcEvent | |
108 | * @param traceSt | |
109 | * @param expectedNumFields | |
110 | * @return | |
111 | */ | |
112 | protected String getAFieldString(LttngEvent trcEvent, | |
113 | LttngTraceState traceSt, Fields expectedField) { | |
63eecb47 | 114 | String fieldVal = null; |
28b94d61 FC |
115 | |
116 | String fieldname = expectedField.getInName(); | |
117 | LttngEventField field = ((LttngEventContent) trcEvent.getContent()).getField(fieldname); | |
118 | ||
119 | Object fieldObj = field.getValue(); | |
120 | if (fieldObj instanceof String) { | |
121 | // Expected numeric value found | |
122 | fieldVal = (String) field.getValue(); | |
123 | } | |
124 | else { | |
125 | if (TraceDebug.isDEBUG()) { | |
126 | TraceDebug.debug("Unexpected field Type. Expected: String, Received: "+ fieldObj.getClass().getSimpleName()); | |
127 | } | |
128 | } | |
129 | ||
130 | /* | |
5d10d135 ASL |
131 | // TmfEventField[] fields = trcEvent.getContent().getFields(); |
132 | TmfEventField[] fields = ((LttngEventContent) trcEvent.getContent()) | |
133 | .getFields(trcEvent); | |
134 | ||
135 | // Only one field expected | |
136 | if (fields.length == 0) { | |
137 | TraceDebug.debug("Unexpected number of fields received: " | |
138 | + fields.length); | |
139 | return null; | |
140 | } | |
141 | ||
142 | LttngEventField field; | |
143 | String fieldname; | |
144 | String expectedFieldName = expectedField.getInName(); | |
145 | for (int i = 0; i < fields.length; i++) { | |
146 | field = (LttngEventField) fields[i]; | |
147 | fieldname = field.getName(); | |
148 | if (fieldname.equals(expectedFieldName)) { | |
149 | Object fieldObj = field.getValue(); | |
150 | if (fieldObj instanceof String) { | |
151 | // Expected value found | |
152 | fieldVal = (String) field.getValue(); | |
153 | break; | |
154 | } else { | |
155 | if (TraceDebug.isDEBUG()) { | |
156 | TraceDebug | |
157 | .debug("Unexpected field Type. Expected: String, Received: " | |
158 | + fieldObj.getClass().getSimpleName()); | |
159 | } | |
160 | return null; | |
161 | } | |
162 | } | |
163 | } | |
28b94d61 FC |
164 | */ |
165 | ||
166 | // if (fieldVal == null) { | |
167 | // if (TraceDebug.isDEBUG()) { | |
168 | // sendNoFieldFoundMsg(((LttngEventContent) trcEvent.getContent()).getFields(), fieldname); | |
169 | // } | |
170 | // } | |
5d10d135 ASL |
171 | return fieldVal; |
172 | } | |
173 | ||
174 | /** | |
175 | * Find the process matching the given pid and cpu | |
176 | * | |
177 | * If cpu is 0, the cpu value is not matched and the selection is based on | |
178 | * pid value only | |
179 | * | |
180 | * @param traceState | |
181 | * @param cpu | |
182 | * @param pid | |
183 | * @return | |
184 | */ | |
185 | protected LttngProcessState lttv_state_find_process( | |
2211df66 | 186 | LttngTraceState traceState, Long cpu, Long pid) { |
5d10d135 | 187 | |
2211df66 | 188 | return traceState.findProcessState(pid, cpu, traceState.getTraceId()); |
5d10d135 ASL |
189 | } |
190 | ||
191 | protected void sendNoFieldFoundMsg(TmfEventField[] fields, | |
192 | String expectedFieldName) { | |
193 | LttngEventField field; | |
194 | StringBuilder sb = new StringBuilder("Field not found, requested: " | |
195 | + expectedFieldName); | |
196 | sb.append(" number of fields: " + fields.length + "Fields: "); | |
197 | for (int i = 0; i < fields.length; i++) { | |
198 | field = (LttngEventField) fields[i]; | |
28b94d61 | 199 | sb.append(field.getId() + " "); |
5d10d135 ASL |
200 | } |
201 | ||
202 | TraceDebug.debug(sb.toString(), 5); | |
203 | } | |
204 | ||
205 | } |