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package com.android.launcher3.util;
import android.os.SystemClock;
/**
* A utility class for waiting for a condition to be true.
*/
public class Wait {
private static final long DEFAULT_SLEEP_MS = 200;
public static boolean atMost(Condition condition, long timeout) {
return atMost(condition, timeout, DEFAULT_SLEEP_MS);
}
public static boolean atMost(Condition condition, long timeout, long sleepMillis) {
long endTime = SystemClock.uptimeMillis() + timeout;
while (SystemClock.uptimeMillis() < endTime) {
try {
if (condition.isTrue()) {
return true;
}
} catch (Throwable t) {
// Ignore
}
SystemClock.sleep(sleepMillis);
}
// Check once more before returning false.
try {
if (condition.isTrue()) {
return true;
}
} catch (Throwable t) {
// Ignore
}
return false;
}
}
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