226 }
227 live_objects_only = strcmp(arg0, "-live") == 0;
228 }
229 VM_GC_HeapInspection heapop(out, live_objects_only /* request full gc */);
230 VMThread::execute(&heapop);
231 return JNI_OK;
232 }
233
234 // Implementation of "setflag" command
235 static jint set_flag(AttachOperation* op, outputStream* out) {
236
237 const char* name = NULL;
238 if ((name = op->arg(0)) == NULL) {
239 out->print_cr("flag name is missing");
240 return JNI_ERR;
241 }
242
243 FormatBuffer<80> err_msg("%s", "");
244
245 int ret = WriteableFlags::set_flag(op->arg(0), op->arg(1), Flag::ATTACH_ON_DEMAND, err_msg);
246 if (ret != WriteableFlags::SUCCESS) {
247 if (ret == WriteableFlags::NON_WRITABLE) {
248 // if the flag is not manageable try to change it through
249 // the platform dependent implementation
250 return AttachListener::pd_set_flag(op, out);
251 } else {
252 out->print_cr("%s", err_msg.buffer());
253 }
254
255 return JNI_ERR;
256 }
257 return JNI_OK;
258 }
259
260 // Implementation of "printflag" command
261 // See also: PrintVMFlagsDCmd class
262 static jint print_flag(AttachOperation* op, outputStream* out) {
263 const char* name = NULL;
264 if ((name = op->arg(0)) == NULL) {
265 out->print_cr("flag name is missing");
266 return JNI_ERR;
267 }
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226 }
227 live_objects_only = strcmp(arg0, "-live") == 0;
228 }
229 VM_GC_HeapInspection heapop(out, live_objects_only /* request full gc */);
230 VMThread::execute(&heapop);
231 return JNI_OK;
232 }
233
234 // Implementation of "setflag" command
235 static jint set_flag(AttachOperation* op, outputStream* out) {
236
237 const char* name = NULL;
238 if ((name = op->arg(0)) == NULL) {
239 out->print_cr("flag name is missing");
240 return JNI_ERR;
241 }
242
243 FormatBuffer<80> err_msg("%s", "");
244
245 int ret = WriteableFlags::set_flag(op->arg(0), op->arg(1), Flag::ATTACH_ON_DEMAND, err_msg);
246 if (ret != Flag::SUCCESS) {
247 if (ret == Flag::NON_WRITABLE) {
248 // if the flag is not manageable try to change it through
249 // the platform dependent implementation
250 return AttachListener::pd_set_flag(op, out);
251 } else {
252 out->print_cr("%s", err_msg.buffer());
253 }
254
255 return JNI_ERR;
256 }
257 return JNI_OK;
258 }
259
260 // Implementation of "printflag" command
261 // See also: PrintVMFlagsDCmd class
262 static jint print_flag(AttachOperation* op, outputStream* out) {
263 const char* name = NULL;
264 if ((name = op->arg(0)) == NULL) {
265 out->print_cr("flag name is missing");
266 return JNI_ERR;
267 }
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