java design patterns
// double locking is used to reduce the overhead of the synchronized method
public static ThreadSafeSingleton getInstanceDoubleLocking() {
if (instance == null) {
synchronized (ThreadSafeSingleton.class) {
if (instance == null) {
instance = new ThreadSafeSingleton();
}
}
}
return instance;
}java design patterns
// double locking is used to reduce the overhead of the synchronized method
public static ThreadSafeSingleton getInstanceDoubleLocking() {
if (instance == null) {
synchronized (ThreadSafeSingleton.class) {
if (instance == null) {
instance = new ThreadSafeSingleton();
}
}
}
return instance;
}Copyright © 2021 Codeinu
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