161 if (k == NULL) {
162 vm_exit_during_initialization("Management agent initialization failure: "
163 "class jdk.internal.agent.Agent not found.");
164 }
165
166 JavaValue result(T_VOID);
167 JavaCalls::call_static(&result,
168 k,
169 vmSymbols::startAgent_name(),
170 vmSymbols::void_method_signature(),
171 CHECK);
172 }
173 }
174
175 void Management::get_optional_support(jmmOptionalSupport* support) {
176 memcpy(support, &_optional_support, sizeof(jmmOptionalSupport));
177 }
178
179 InstanceKlass* Management::load_and_initialize_klass(Symbol* sh, TRAPS) {
180 Klass* k = SystemDictionary::resolve_or_fail(sh, true, CHECK_NULL);
181 return initialize_klass(k, CHECK_NULL);
182 }
183
184 InstanceKlass* Management::load_and_initialize_klass_or_null(Symbol* sh, TRAPS) {
185 Klass* k = SystemDictionary::resolve_or_null(sh, CHECK_NULL);
186 if (k == NULL) {
187 return NULL;
188 }
189 return initialize_klass(k, CHECK_NULL);
190 }
191
192 InstanceKlass* Management::initialize_klass(Klass* k, TRAPS) {
193 InstanceKlass* ik = InstanceKlass::cast(k);
194 if (ik->should_be_initialized()) {
195 ik->initialize(CHECK_NULL);
196 }
197 // If these classes change to not be owned by the boot loader, they need
198 // to be walked to keep their class loader alive in oops_do.
199 assert(ik->class_loader() == NULL, "need to follow in oops_do");
200 return ik;
201 }
202
203 void Management::record_vm_startup_time(jlong begin, jlong duration) {
204 // if the performance counter is not initialized,
205 // then vm initialization failed; simply return.
206 if (_begin_vm_creation_time == NULL) return;
207
208 _begin_vm_creation_time->set_value(begin);
209 _end_vm_creation_time->set_value(begin + duration);
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161 if (k == NULL) {
162 vm_exit_during_initialization("Management agent initialization failure: "
163 "class jdk.internal.agent.Agent not found.");
164 }
165
166 JavaValue result(T_VOID);
167 JavaCalls::call_static(&result,
168 k,
169 vmSymbols::startAgent_name(),
170 vmSymbols::void_method_signature(),
171 CHECK);
172 }
173 }
174
175 void Management::get_optional_support(jmmOptionalSupport* support) {
176 memcpy(support, &_optional_support, sizeof(jmmOptionalSupport));
177 }
178
179 InstanceKlass* Management::load_and_initialize_klass(Symbol* sh, TRAPS) {
180 Klass* k = SystemDictionary::resolve_or_fail(sh, true, CHECK_NULL);
181 return initialize_klass(k, THREAD);
182 }
183
184 InstanceKlass* Management::load_and_initialize_klass_or_null(Symbol* sh, TRAPS) {
185 Klass* k = SystemDictionary::resolve_or_null(sh, CHECK_NULL);
186 if (k == NULL) {
187 return NULL;
188 }
189 return initialize_klass(k, THREAD);
190 }
191
192 InstanceKlass* Management::initialize_klass(Klass* k, TRAPS) {
193 InstanceKlass* ik = InstanceKlass::cast(k);
194 if (ik->should_be_initialized()) {
195 ik->initialize(CHECK_NULL);
196 }
197 // If these classes change to not be owned by the boot loader, they need
198 // to be walked to keep their class loader alive in oops_do.
199 assert(ik->class_loader() == NULL, "need to follow in oops_do");
200 return ik;
201 }
202
203 void Management::record_vm_startup_time(jlong begin, jlong duration) {
204 // if the performance counter is not initialized,
205 // then vm initialization failed; simply return.
206 if (_begin_vm_creation_time == NULL) return;
207
208 _begin_vm_creation_time->set_value(begin);
209 _end_vm_creation_time->set_value(begin + duration);
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