/**
* @param callback a callback that'll receive null as a parameter and should return true if the
* condition seeked was reached and false otherwise.
* @param deltaToElapse the number of seconds that can be elapsed until the function returns if
* the condition has not been satisfied.
* @throws AssertionError if the condition was not satisfied in the available amount of time
*/
protected void goToIdleLoopUntilCondition(
final ICallback<Boolean, Object> callback,
long deltaToElapse,
final ICallback<String, Object> errorMessageCallback,
boolean failIfNotSatisfied) {
// make the delta the absolute time
deltaToElapse = System.currentTimeMillis() + deltaToElapse;
Display display = Display.getCurrent();
if (display == null) {
display = Display.getDefault();
}
Shell shell = PlatformUI.getWorkbench().getActiveWorkbenchWindow().getShell();
while (!shell.isDisposed()) {
display.readAndDispatch();
synchronized (this) {
try {
this.wait(50);
} catch (InterruptedException e) {
e.printStackTrace();
}
}
if (callback.call(null)) {
return;
}
if (deltaToElapse < System.currentTimeMillis()) {
break;
}
}
if (!failIfNotSatisfied) {
return;
}
if (errorMessageCallback != null) {
fail(
"The condition requested was not satisfied in the available amount of time:\n"
+ errorMessageCallback.call(null));
}
fail("The condition requested was not satisfied in the available amount of time");
}
private void waitUntilCondition(ICallback<String, Object> call) {
long currentTimeMillis = System.currentTimeMillis();
String msg = null;
while (System.currentTimeMillis() < currentTimeMillis + 5000) { // at most 5 seconds
msg = call.call(null);
if (msg == null) {
return;
}
synchronized (this) {
try {
wait(25);
} catch (Exception e) {
e.printStackTrace();
}
}
}
fail("Condition not satisfied in 5 seconds." + msg);
}
/** Goes to 'manual' mode to allow the interaction with the opened eclipse instance. */
protected void goToManual(long millis, ICallback<Boolean, Object> condition) {
long finishAt = System.currentTimeMillis() + millis;
System.out.println("going to manual...");
Display display = Display.getCurrent();
if (display == null) {
display = Display.getDefault();
}
Shell shell = PlatformUI.getWorkbench().getActiveWorkbenchWindow().getShell();
while (!shell.isDisposed()) {
if (!display.readAndDispatch()) {
display.sleep();
}
if (millis > 0 && finishAt < System.currentTimeMillis()) {
break;
}
if (condition != null && condition.call(null)) {
break;
}
}
System.out.println("finishing...");
}
