test/hotspot/jtreg/vmTestbase/nsk/jvmti/scenarios/hotswap/HS203/hs203t003/hs203t003.java
--- a/test/hotspot/jtreg/vmTestbase/nsk/jvmti/scenarios/hotswap/HS203/hs203t003/hs203t003.java Thu Sep 27 08:49:12 2018 -0700
+++ b/test/hotspot/jtreg/vmTestbase/nsk/jvmti/scenarios/hotswap/HS203/hs203t003/hs203t003.java Thu Sep 27 07:33:13 2018 -0400
@@ -62,7 +62,8 @@
public class hs203t003 extends RedefineAgent {
public native boolean popThreadFrame(Thread thread);
- public native boolean resumeThread(Thread thread);
+ public native boolean isSuspended(Thread thread);
+ public native boolean resumeThread(Thread thread);
public hs203t003(String[] arg) {
@@ -82,10 +83,10 @@
MyThread mt = new MyThread();
try {
mt.start();
- // check if we can can pop the thread.
- // we can not do redefine/pop frame on run method.
+ // Check if we can can pop the thread.
+ // We can not do redefine/pop frame on run method.
while (!MyThread.resume.get());
- // sleep for some few secs to get redefined.
+ // Sleep for some few secs to get redefined.
while (!isRedefined()) {
if (!agentStatus()) {
System.out.println("Failed to redefine class");
@@ -93,10 +94,26 @@
}
Thread.sleep(100);
}
- popThreadFrame(mt); // pop the frame.
- resumeThread(mt); // resume the thread.
+ // Wait for the thread to be suspended.
+ while (!isSuspended(mt)) {
+ if (!agentStatus()) {
+ System.out.println("Failed to suspend thread");
+ return passed;
+ }
+ Thread.sleep(100);
+ }
+ // Pop the frame.
+ if (!popThreadFrame(mt)) {
+ System.out.println("Failed to pop a frame = "
+ + mt.threadState);
+ }
+ // Resume the thread.
+ if(!resumeThread(mt)) {
+ System.out.println("Failed to resume the thread = "
+ + mt.threadState);
+ }
+ // Wait till the other thread completes its execution.
mt.join();
- // wait till the other thread completes its execution.
System.out.println("Thread state after popping/redefining = "
+ mt.threadState);
} catch(Exception ie) {