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Merge branch 'fix-bugs-to-run' into distribute-resource-managers
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,106 @@ | ||
| package Server.Common; | ||
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| import Server.Interface.*; | ||
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| import java.util.*; | ||
| import java.rmi.RemoteException; | ||
| import java.io.*; | ||
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| public class CustomerResourceManager extends AbstractRMHashMapManager implements ICustomerResourceManager | ||
| { | ||
| private String m_name=""; | ||
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| public CustomerResourceManager(String p_name) { | ||
| m_name = p_name; | ||
| }; | ||
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| public int newCustomer(int xid) throws RemoteException { | ||
| Trace.info("RM::newCustomer(" + xid + ") called"); | ||
| // Generate a globally unique ID for the new customer | ||
| int cid = Integer.parseInt(String.valueOf(xid) + | ||
| String.valueOf(Calendar.getInstance().get(Calendar.MILLISECOND)) + | ||
| String.valueOf(Math.round(Math.random() * 100 + 1))); | ||
| Customer customer = new Customer(cid); | ||
| writeData(xid, customer.getKey(), customer); | ||
| Trace.info("RM::newCustomer(" + cid + ") returns ID=" + cid); | ||
| return cid; | ||
| } | ||
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| public boolean newCustomer(int xid, int customerID) throws RemoteException | ||
| { | ||
| Trace.info("RM::newCustomer(" + xid + ", " + customerID + ") called"); | ||
| Customer customer = (Customer)readData(xid, Customer.getKey(customerID)); | ||
| if (customer == null) | ||
| { | ||
| customer = new Customer(customerID); | ||
| writeData(xid, customer.getKey(), customer); | ||
| Trace.info("RM::newCustomer(" + xid + ", " + customerID + ") created a new customer"); | ||
| return true; | ||
| } | ||
| else | ||
| { | ||
| Trace.info("INFO: RM::newCustomer(" + xid + ", " + customerID + ") failed--customer already exists"); | ||
| return false; | ||
| } | ||
| } | ||
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| public boolean deleteCustomer(int xid, int customerID) throws RemoteException | ||
| { | ||
| Trace.info("RM::deleteCustomer(" + xid + ", " + customerID + ") called"); | ||
| Customer customer = (Customer)readData(xid, Customer.getKey(customerID)); | ||
| if (customer == null) | ||
| { | ||
| Trace.warn("RM::deleteCustomer(" + xid + ", " + customerID + ") failed--customer doesn't exist"); | ||
| return false; | ||
| } | ||
| else | ||
| { | ||
| // Increase the reserved numbers of all reservable items which the customer reserved. | ||
| RMHashMap reservations = customer.getReservations(); | ||
| for (String reservedKey : reservations.keySet()) | ||
| { | ||
| ReservedItem reserveditem = customer.getReservedItem(reservedKey); | ||
| Trace.info("RM::deleteCustomer(" + xid + ", " + customerID + ") has reserved " + reserveditem.getKey() + " " + reserveditem.getCount() + " times"); | ||
| ReservableItem item = (ReservableItem)readData(xid, reserveditem.getKey()); | ||
| Trace.info("RM::deleteCustomer(" + xid + ", " + customerID + ") has reserved " + reserveditem.getKey() + " which is reserved " + item.getReserved() + " times and is still available " + item.getCount() + " times"); | ||
| item.setReserved(item.getReserved() - reserveditem.getCount()); | ||
| item.setCount(item.getCount() + reserveditem.getCount()); | ||
| writeData(xid, item.getKey(), item); | ||
| } | ||
|
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| // Remove the customer from the storage | ||
| removeData(xid, customer.getKey()); | ||
| Trace.info("RM::deleteCustomer(" + xid + ", " + customerID + ") succeeded"); | ||
| return true; | ||
| } | ||
| } | ||
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| public String queryCustomerInfo(int xid, int customerID) throws RemoteException | ||
| { | ||
| Trace.info("RM::queryCustomerInfo(" + xid + ", " + customerID + ") called"); | ||
| Customer customer = (Customer)readData(xid, Customer.getKey(customerID)); | ||
| if (customer == null) | ||
| { | ||
| Trace.warn("RM::queryCustomerInfo(" + xid + ", " + customerID + ") failed--customer doesn't exist"); | ||
| // NOTE: don't change this--WC counts on this value indicating a customer does not exist... | ||
| return ""; | ||
| } | ||
| else | ||
| { | ||
| Trace.info("RM::queryCustomerInfo(" + xid + ", " + customerID + ")"); | ||
| System.out.println(customer.getBill()); | ||
| return customer.getBill(); | ||
| } | ||
| } | ||
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| public String getName() throws RemoteException | ||
| { | ||
| return m_name; | ||
| } | ||
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| public Customer getCustomer(int xid, int customerID) throws RemoteException | ||
| { | ||
| return (Customer)readData(xid, Customer.getKey(customerID)); | ||
| } | ||
| } |
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