// private synchronized boolean makeWithdrawal(int withdrawalAmount) {
private synchronized void makeWithdrawal(int withdrawalAmount) {
if (account.getAccountBalance() >= withdrawalAmount) {
System.out.println("\n+ Account balance is sufficient enough to make a withdrawl...");
System.out.println(Thread.currentThread().getName() + " is about to make an withdrawal.");
Random random = new Random();
int sleepTime = random.nextInt(500) + 510;
System.out.println("+ Sleeping for - " + sleepTime);
// Thread.sleep(sleepTime);
System.out.println(
"+ Wake-up Call - " + Thread.currentThread().getName() + " just WOKE UP...");
TOTAL_WITHDRAWN.set(TOTAL_WITHDRAWN.get() + account.withdrawal(10));
System.out.println(
"+ Total Withdrawal by "
+ Thread.currentThread().getName()
+ " = "
+ TOTAL_WITHDRAWN.get());
System.out.println("+ Account Balance = " + account.getAccountBalance() + "\n");
} else {
System.out.println(
"+ WARNING: Sorry "
+ Thread.currentThread().getName()
+ ", insufficient account balance!!!");
}
}
public void startTransaction() {
try {
bankAdminLOCK.acquire();
if (account.getAccountBalance() > 0) {
System.out.println(
"+++ " + Thread.currentThread().getName() + " - is the user in" + " transaction.");
Random random = new Random();
int sleepTime = random.nextInt(500) + 510;
System.out.println("+ Zzzzz...... fallen asleep for - " + sleepTime + " secs.");
Thread.sleep(sleepTime);
System.out.println(
"+ Wake-up Call - " + Thread.currentThread().getName() + " just WOKE UP...");
TOTAL_WITHDRAWN.set(TOTAL_WITHDRAWN.get() + account.withdrawal(10));
System.out.println(
"+ Total Withdrawal by "
+ Thread.currentThread().getName()
+ " = "
+ TOTAL_WITHDRAWN.get());
System.out.println("+ Account Balance = " + account.getAccountBalance() + "\n");
bankAdminLOCK.release();
System.out.println(
Thread.currentThread().getName() + "'s Transaction " + "is successful...\n");
} else {
System.out.println("+++ WARNING: Insufficient account balance....");
System.exit(0);
}
} catch (InterruptedException e) {
e.printStackTrace();
}
}
@Override
public void run() {
TOTAL_WITHDRAWN.set(0);
for (int i = 1; i <= 60; i++) {
makeWithdrawal(10);
if (account.getAccountBalance() < 0) {
System.out.println("+ User Warning: Insufficient balance notice is sent...");
System.exit(0);
}
}
/*
System.out.println("Withdraw amount = " + account.withdrawal(90) + " and " +
"Account Balance = " + account.getAccountBalance());
System.out.println("Withdraw amount = " + account.withdrawal(30) + " and " +
"Account Balance = " + account.getAccountBalance());
*/
}