private static void checkThreadInfo() throws Exception {
// assume all threads stay alive
long[] ids = (long[]) server.getAttribute(thread, "AllThreadIds");
Object result = server.invoke(thread, "getThreadInfo", new Object[] {ids}, new String[] {"[J"});
for (CompositeData cd : (CompositeData[]) result) {
printThreadInfo(cd);
}
result =
server.invoke(
thread,
"getThreadInfo",
new Object[] {ids, new Integer(2)},
new String[] {"[J", "int"});
for (CompositeData cd : (CompositeData[]) result) {
printThreadInfo(cd);
}
long id = Thread.currentThread().getId();
result =
server.invoke(thread, "getThreadInfo", new Object[] {new Long(id)}, new String[] {"long"});
printThreadInfo((CompositeData) result);
result =
server.invoke(
thread,
"getThreadInfo",
new Object[] {new Long(id), new Integer(2)},
new String[] {"long", "int"});
printThreadInfo((CompositeData) result);
}
private static void checkMemoryUsage() throws Exception {
// sanity check to have non-zero usage
Object u1 = server.getAttribute(memory, "HeapMemoryUsage");
Object u2 = server.getAttribute(memory, "NonHeapMemoryUsage");
Object u3 = server.getAttribute(heapPool, "Usage");
Object u4 = server.getAttribute(nonHeapPool, "Usage");
if (getCommitted(u1) <= 0
|| getCommitted(u2) <= 0
|| getCommitted(u3) <= 0
|| getCommitted(u4) <= 0) {
throw new RuntimeException("TEST FAILED: " + " expected non-zero committed usage");
}
server.invoke(memory, "gc", new Object[0], new String[0]);
Object u5 = server.getAttribute(heapPool, "CollectionUsage");
if (getCommitted(u5) <= 0) {
throw new RuntimeException("TEST FAILED: " + " expected non-zero committed collected usage");
}
}
