#473 Preventing Deadlock During Account Transfer

Companies:

Itone

Themes:

JavaConcurrencyCode Review

How can deadlock be avoided?

private void move(Account a1, Account a2, int summa) {
    synchronized (a1) {
        synchronized (a2) {
            // Checks
            a1.money = a1.money + summa;
        }
        a2.money = a2.money + summa;
    }
}

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