1 files changed, 60 insertions, 0 deletions
diff --git a/Master/Reference Architectures and Patterns/EJB 3.0 Code/Gerald Examples/src/examples/entity/intro/Bank.java b/Master/Reference Architectures and Patterns/EJB 3.0 Code/Gerald Examples/src/examples/entity/intro/Bank.java
new file mode 100644
index 0000000..625978e
--- /dev/null
+++ b/Master/Reference Architectures and Patterns/EJB 3.0 Code/Gerald Examples/src/examples/entity/intro/Bank.java
@@ -0,0 +1,60 @@
+package examples.entity.intro;
+
+import java.util.List;
+
+/**
+ * Business interface of the Bank session bean, a facade for the
+ * Account entity bean.
+ */
+
+public interface Bank {
+
+    /**
+     * List accounts in the bank
+     * @return the list of accounts
+     */
+    List<Account> listAccounts();
+
+    /**
+     * Opens a new account
+     * @param ownerName
+     * @return the account object 
+     */
+    Account openAccount(String ownerName);
+
+    Account openAccount(String ownerName, int accNum);
+    
+    void printBigAccounts();
+    
+    /**
+     * Find out the balance of account with given accountNumber
+     * @param accountNumber
+     * @return the current balance
+     */
+    int getBalance(int accountNumber);
+
+    /**
+     * Increases the balance of account with given accountNumber by amount 
+     * @param accountNumber
+     * @param amount the amount
+     */
+    void deposit(int accountNumber, int amount);
+
+    /**
+     * Withdraws a given amount, the current balance permitting 
+     * @param accountNumber
+     * @param amount 
+     * @return amount, if successful, 0 otherwise
+     */
+    int withdraw(int accountNumber, int amount);
+
+    public void checkBalance(int accountNumber);
+    
+    /**
+     * Destroys the entity permanently
+     * @param accountNumber
+     */
+    void close(int accountNumber);
+    
+    void update(Account a);
+}