private int printThreadGroup(OutputSink out, ThreadGroupReference tg, int iThread) {
out.println("Group " + tg.name() + ":");
List<ThreadReference> tlist = tg.threads();
int maxId = 0;
int maxName = 0;
for (int i = 0; i < tlist.size(); i++) {
ThreadReference thr = tlist.get(i);
int len = Utils.description(thr).length();
if (len > maxId) {
maxId = len;
}
String name = thr.name();
int iDot = name.lastIndexOf('.');
if (iDot >= 0 && name.length() > iDot) {
name = name.substring(iDot + 1);
}
if (name.length() > maxName) {
maxName = name.length();
}
}
String maxNumString = String.valueOf(iThread + tlist.size());
int maxNumDigits = maxNumString.length();
for (int i = 0; i < tlist.size(); i++) {
ThreadReference thr = tlist.get(i);
char buf[] = new char[80];
for (int j = 0; j < 79; j++) {
buf[j] = ' ';
}
buf[79] = '\0';
StringBuffer sbOut = new StringBuffer();
sbOut.append(buf);
// Right-justify the thread number at start of output string
String numString = String.valueOf(iThread + i + 1);
sbOut.insert(maxNumDigits - numString.length(), numString);
sbOut.insert(maxNumDigits, ".");
int iBuf = maxNumDigits + 2;
sbOut.insert(iBuf, Utils.description(thr));
iBuf += maxId + 1;
String name = thr.name();
int iDot = name.lastIndexOf('.');
if (iDot >= 0 && name.length() > iDot) {
name = name.substring(iDot + 1);
}
sbOut.insert(iBuf, name);
iBuf += maxName + 1;
sbOut.insert(iBuf, Utils.getStatus(thr));
sbOut.setLength(79);
out.println(sbOut.toString());
}
for (ThreadGroupReference tg0 : tg.threadGroups()) {
if (!tg.equals(tg0)) { // TODO ref mgt
iThread += printThreadGroup(out, tg0, iThread + tlist.size());
}
}
return tlist.size();
}
