40 static Options* options = NULL;
41 static const char* agentName;
42
43 static jrawMonitorID eventsCounterMonitor;
44
45 static volatile int eventsCounter = 0;
46
47 void JNICALL classLoadHandler(
48 jvmtiEnv *jvmti,
49 JNIEnv* jni,
50 jthread thread,
51 jclass klass) {
52 char className[MAX_STRING_LENGTH];
53 int success = 1;
54
55 if (!nsk_jvmti_aod_getClassName(jvmti, klass, className)) {
56 nsk_jvmti_aod_disableEventAndFinish(agentName, JVMTI_EVENT_CLASS_LOAD, 0, jvmti, jni);
57 return;
58 }
59
60 if (NSK_JVMTI_VERIFY(NSK_CPP_STUB2(
61 RawMonitorEnter, jvmti, eventsCounterMonitor))) {
62
63 eventsCounter++;
64
65 NSK_DISPLAY3("%s: ClassLoad event received for class '%s (eventsCounter: %d)'\n", agentName, className, eventsCounter);
66
67 if (eventsCounter == EXPECTED_EVENTS_NUMBER) {
68 NSK_DISPLAY2("%s: all expected events were received (eventsCounter: %d)\n", agentName, eventsCounter);
69 nsk_jvmti_aod_disableEventAndFinish(agentName, JVMTI_EVENT_CLASS_LOAD, success, jvmti, jni);
70 }
71
72 if (!NSK_JVMTI_VERIFY(NSK_CPP_STUB2(RawMonitorExit, jvmti, eventsCounterMonitor))) {
73 success = 0;
74 }
75 } else {
76 success = 0;
77 }
78
79 if (!success) {
80 nsk_jvmti_aod_disableEventAndFinish(agentName, JVMTI_EVENT_CLASS_LOAD, 0, jvmti, jni);
81 }
82 }
83
84 #ifdef STATIC_BUILD
85 JNIEXPORT jint JNI_OnLoad_attach045Agent00(JavaVM *jvm, char *options, void *reserved) {
86 return JNI_VERSION_1_8;
87 }
88 #endif
89
90 JNIEXPORT jint JNICALL
91 #ifdef STATIC_BUILD
92 Agent_OnAttach_attach045Agent00(JavaVM *vm, char *optionsString, void *reserved)
93 #else
94 Agent_OnAttach(JavaVM *vm, char *optionsString, void *reserved)
95 #endif
96 {
97 jvmtiEventCallbacks eventCallbacks;
98 jvmtiEnv* jvmti;
99 JNIEnv* jni;
100
101 if (!NSK_VERIFY((options = (Options*) nsk_aod_createOptions(optionsString)) != NULL))
102 return JNI_ERR;
103
104 agentName = nsk_aod_getOptionValue(options, NSK_AOD_AGENT_NAME_OPTION);
105
106 if ((jni = (JNIEnv*) nsk_aod_createJNIEnv(vm)) == NULL)
107 return JNI_ERR;
108
109 if (!NSK_VERIFY((jvmti = nsk_jvmti_createJVMTIEnv(vm, reserved)) != NULL))
110 return JNI_ERR;
111
112 if (!NSK_JVMTI_VERIFY(NSK_CPP_STUB3(CreateRawMonitor, jvmti, "attach045-agent00-eventsCounterMonitor", &eventsCounterMonitor))) {
113 return JNI_ERR;
114 }
115
116 memset(&eventCallbacks,0, sizeof(eventCallbacks));
117 eventCallbacks.ClassLoad = classLoadHandler;
118 if (!NSK_JVMTI_VERIFY(NSK_CPP_STUB3(SetEventCallbacks, jvmti, &eventCallbacks, sizeof(eventCallbacks))) ) {
119 return JNI_ERR;
120 }
121
122 if (!(nsk_jvmti_aod_enableEvent(jvmti, JVMTI_EVENT_CLASS_LOAD))) {
123 return JNI_ERR;
124 }
125
126 NSK_DISPLAY1("%s: initialization was done\n", agentName);
127
128 if (!NSK_VERIFY(nsk_aod_agentLoaded(jni, agentName)))
129 return JNI_ERR;
130
131 return JNI_OK;
132 }
133
134
135 }
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40 static Options* options = NULL;
41 static const char* agentName;
42
43 static jrawMonitorID eventsCounterMonitor;
44
45 static volatile int eventsCounter = 0;
46
47 void JNICALL classLoadHandler(
48 jvmtiEnv *jvmti,
49 JNIEnv* jni,
50 jthread thread,
51 jclass klass) {
52 char className[MAX_STRING_LENGTH];
53 int success = 1;
54
55 if (!nsk_jvmti_aod_getClassName(jvmti, klass, className)) {
56 nsk_jvmti_aod_disableEventAndFinish(agentName, JVMTI_EVENT_CLASS_LOAD, 0, jvmti, jni);
57 return;
58 }
59
60 if (NSK_JVMTI_VERIFY(jvmti->RawMonitorEnter(eventsCounterMonitor))) {
61
62 eventsCounter++;
63
64 NSK_DISPLAY3("%s: ClassLoad event received for class '%s (eventsCounter: %d)'\n", agentName, className, eventsCounter);
65
66 if (eventsCounter == EXPECTED_EVENTS_NUMBER) {
67 NSK_DISPLAY2("%s: all expected events were received (eventsCounter: %d)\n", agentName, eventsCounter);
68 nsk_jvmti_aod_disableEventAndFinish(agentName, JVMTI_EVENT_CLASS_LOAD, success, jvmti, jni);
69 }
70
71 if (!NSK_JVMTI_VERIFY(jvmti->RawMonitorExit(eventsCounterMonitor))) {
72 success = 0;
73 }
74 } else {
75 success = 0;
76 }
77
78 if (!success) {
79 nsk_jvmti_aod_disableEventAndFinish(agentName, JVMTI_EVENT_CLASS_LOAD, 0, jvmti, jni);
80 }
81 }
82
83 #ifdef STATIC_BUILD
84 JNIEXPORT jint JNI_OnLoad_attach045Agent00(JavaVM *jvm, char *options, void *reserved) {
85 return JNI_VERSION_1_8;
86 }
87 #endif
88
89 JNIEXPORT jint JNICALL
90 #ifdef STATIC_BUILD
91 Agent_OnAttach_attach045Agent00(JavaVM *vm, char *optionsString, void *reserved)
92 #else
93 Agent_OnAttach(JavaVM *vm, char *optionsString, void *reserved)
94 #endif
95 {
96 jvmtiEventCallbacks eventCallbacks;
97 jvmtiEnv* jvmti;
98 JNIEnv* jni;
99
100 if (!NSK_VERIFY((options = (Options*) nsk_aod_createOptions(optionsString)) != NULL))
101 return JNI_ERR;
102
103 agentName = nsk_aod_getOptionValue(options, NSK_AOD_AGENT_NAME_OPTION);
104
105 if ((jni = (JNIEnv*) nsk_aod_createJNIEnv(vm)) == NULL)
106 return JNI_ERR;
107
108 if (!NSK_VERIFY((jvmti = nsk_jvmti_createJVMTIEnv(vm, reserved)) != NULL))
109 return JNI_ERR;
110
111 if (!NSK_JVMTI_VERIFY(jvmti->CreateRawMonitor("attach045-agent00-eventsCounterMonitor", &eventsCounterMonitor))) {
112 return JNI_ERR;
113 }
114
115 memset(&eventCallbacks,0, sizeof(eventCallbacks));
116 eventCallbacks.ClassLoad = classLoadHandler;
117 if (!NSK_JVMTI_VERIFY(jvmti->SetEventCallbacks(&eventCallbacks, sizeof(eventCallbacks))) ) {
118 return JNI_ERR;
119 }
120
121 if (!(nsk_jvmti_aod_enableEvent(jvmti, JVMTI_EVENT_CLASS_LOAD))) {
122 return JNI_ERR;
123 }
124
125 NSK_DISPLAY1("%s: initialization was done\n", agentName);
126
127 if (!NSK_VERIFY(nsk_aod_agentLoaded(jni, agentName)))
128 return JNI_ERR;
129
130 return JNI_OK;
131 }
132
133
134 }
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