/**
* Get the display list of specifiers for threads that did not complete.
*
* @param threads the list of threads
* @return a list of specifiers
*/
private <T extends SeleniumThread> String getIncompleteSpecifierList(List<T> threads) {
String list = "";
for (SeleniumThread thread : threads) {
if (!thread.isComplete()) {
list += " " + thread.getRemote().getSpecifier() + "\n";
}
}
return list;
}
/**
* Iterate over a list of {@link SeleniumThread}s, waiting for them to finish.
*
* @param <T> the thread type
* @param threads the list of threads
* @param fatalExceptions true to treat all exceptions as errors, false to treat exceptions as
* warnings
* @param action the action being performed by the thread
* @param sleepTime the amount of time to sleep in milliseconds
* @throws UnableToCompleteException if the thread times out and fatalExceptions is true
*/
private <T extends SeleniumThread> void waitForThreadsToComplete(
List<T> threads, boolean fatalExceptions, String action, int sleepTime)
throws UnableToCompleteException {
boolean allComplete;
long endTime = System.currentTimeMillis() + LAUNCH_TIMEOUT;
do {
try {
Thread.sleep(sleepTime);
} catch (InterruptedException e) {
// This should not happen.
throw new UnableToCompleteException();
}
allComplete = true;
synchronized (lock) {
for (SeleniumThread thread : threads) {
if (!thread.isComplete()) {
allComplete = false;
}
}
}
// Check if we have timed out.
if (!allComplete && endTime < System.currentTimeMillis()) {
allComplete = true;
String message =
"The following Selenium instances did not "
+ action
+ " within "
+ LAUNCH_TIMEOUT
+ "ms:\n";
synchronized (lock) {
message += getIncompleteSpecifierList(threads);
}
if (fatalExceptions) {
shell.getTopLogger().log(TreeLogger.ERROR, message);
throw new UnableToCompleteException();
} else {
shell.getTopLogger().log(TreeLogger.WARN, message);
}
}
} while (!allComplete);
}
