Added user confirmation before executing destructive actions

.classpath

@@ -2,5 +2,6 @@
 <classpath>
 	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER"/>
 	<classpathentry kind="src" path="src"/>
+	<classpathentry kind="lib" path="lib/json-20210307.jar"/>
 	<classpathentry kind="output" path="bin"/>
 </classpath>

.project

@@ -14,4 +14,15 @@
 	<natures>
 		<nature>org.eclipse.jdt.core.javanature</nature>
 	</natures>
+	<filteredResources>
+		<filter>
+			<id>1743151987451</id>
+			<name></name>
+			<type>30</type>
+			<matcher>
+				<id>org.eclipse.core.resources.regexFilterMatcher</id>
+				<arguments>node_modules|\.git|__CREATED_BY_JAVA_LANGUAGE_SERVER__</arguments>
+			</matcher>
+		</filter>
+	</filteredResources>
 </projectDescription>

.vscode/settings.json

@@ -0,0 +1,5 @@
+{
+  "java.project.referencedLibraries": [
+    "lib/json-20210307.jar"
+  ]
+}

Bank

@@ -0,0 +1,153 @@
+package Bank;
+import java.io.Serializable;
+import javax.swing.DefaultListModel;
+import Exceptions.AccNotFound;
+import Exceptions.InvalidAmount;
+import Exceptions.MaxBalance;
+import Exceptions.MaxWithdraw;
+
+public class Bank implements Serializable {
+	/**
+	 * 
+	 */
+	private static final long serialVersionUID = 1L;
+	private BankAccount[] accounts= new BankAccount[100];
+	public int addAccount(BankAccount acc)
+	{
+		int i=0;
+		for(i=0;i<100;i++)
+		{
+			if(getAccounts()[i]==null)
+			{
+				break;
+			}
+		}
+		getAccounts()[i]=acc;
+		return i;
+	}
+
+	public int addAccount(String name, double balance, double maxWithLimit ) throws Exception
+	{
+		SavingsAccount acc=new SavingsAccount(name, balance, maxWithLimit);
+		return this.addAccount(acc);
+	}
+
+	public int addAccount(String name, double balance, String tradeLicense) throws Exception
+	{
+		CurrentAccount acc = new CurrentAccount(name, balance,tradeLicense);
+		return this.addAccount(acc);
+	}
+
+	public int addAccount(String name, String  institutionName, double balance, double min_balance) throws Exception
+	{
+		StudentAccount acc= new StudentAccount(name,balance,institutionName);
+		return this.addAccount(acc);
+	}
+
+	public BankAccount findAccount(String aacountNum)
+	{
+		int i;
+		for(i=0;i<100;i++)
+		{
+			if(getAccounts()[i]==null)
+			{
+				break;
+			}
+			if(getAccounts()[i].acc_num.equals(aacountNum))
+			{
+				return getAccounts()[i];
+			}
+
+		}
+		return null;
+	}
+
+	public void deposit(String aacountNum, double amt) throws InvalidAmount,AccNotFound
+
+	{
+		if(amt<0)
+		{
+			throw new InvalidAmount("Invalid Deposit amount");
+		}
+		BankAccount temp=findAccount(aacountNum);
+		if(temp==null)
+		{
+			throw new AccNotFound("Account Not Found");
+		}
+		if(temp!=null)
+		{
+			temp.deposit(amt);
+
+		}
+
+	}
+
+
+	public void withdraw(String aacountNum, double amt) throws MaxBalance,AccNotFound, MaxWithdraw, InvalidAmount
+	{
+		BankAccount temp=findAccount(aacountNum);
+
+		if(temp==null)
+		{
+			throw new AccNotFound("Account Not Found");
+		}
+
+		if(amt<=0)
+		{
+			throw new InvalidAmount("Invalid Amount");
+		}
+
+		if(amt>temp.getbalance())
+		{
+			throw new MaxBalance("Insufficient Balance");
+		}
+		if(temp!=null)
+		{
+			temp.withdraw(amt);
+		}
+	}
+
+	public DefaultListModel<String> display()
+	{
+		DefaultListModel<String> list=new DefaultListModel<String>();
+		int i;
+//		String type=null;
+
+		for(i=0;i<100;i++)
+		{
+			if(getAccounts()[i]==null)
+			{
+				break;
+			}
+//			if(getAccounts()[i].getClass().toString().equals("class Bank.SavingsAccount"))
+//			{
+//				type="Type: Savings Account";
+//			}
+//			
+//			else if(getAccounts()[i].getClass().toString().equals("class Bank.CurrentAccount"))
+//			{
+//				type="Type: Current Account";
+//			}
+//			
+//			else if(getAccounts()[i].getClass().toString().equals("class Bank.StudentAccount"))
+//			{
+//				type="Type: Student Account";
+//			}
+
+			list.addElement(getAccounts()[i].toString());
+
+
+		}
+
+		return list;
+	}
+
+	public BankAccount[] getAccounts() {
+		return accounts;
+	}
+
+	public void setAccounts(BankAccount[] accounts) {
+		this.accounts = accounts;
+	}
+
+}

Bank Class

@@ -0,0 +1,153 @@
+package Bank;Add commentMore actions
+import java.io.Serializable;
+import javax.swing.DefaultListModel;
+import Exceptions.AccNotFound;
+import Exceptions.InvalidAmount;
+import Exceptions.MaxBalance;
+import Exceptions.MaxWithdraw;
+
+public class Bank implements Serializable {
+	/**
+	 * 
+	 */
+	private static final long serialVersionUID = 1L;
+	private BankAccount[] accounts= new BankAccount[100];
+	public int addAccount(BankAccount acc)
+	{
+		int i=0;
+		for(i=0;i<100;i++)
+		{
+			if(getAccounts()[i]==null)
+			{
+				break;
+			}
+		}
+		getAccounts()[i]=acc;
+		return i;
+	}
+
+	public int addAccount(String name, double balance, double maxWithLimit ) throws Exception
+	{
+		SavingsAccount acc=new SavingsAccount(name, balance, maxWithLimit);
+		return this.addAccount(acc);
+	}
+
+	public int addAccount(String name, double balance, String tradeLicense) throws Exception
+	{
+		CurrentAccount acc = new CurrentAccount(name, balance,tradeLicense);
+		return this.addAccount(acc);
+	}
+
+	public int addAccount(String name, String  institutionName, double balance, double min_balance) throws Exception
+	{
+		StudentAccount acc= new StudentAccount(name,balance,institutionName);
+		return this.addAccount(acc);
+	}
+
+	public BankAccount findAccount(String aacountNum)
+	{
+		int i;
+		for(i=0;i<100;i++)
+		{
+			if(getAccounts()[i]==null)
+			{
+				break;
+			}
+			if(getAccounts()[i].acc_num.equals(aacountNum))
+			{
+				return getAccounts()[i];
+			}
+
+		}
+		return null;
+	}
+
+	public void deposit(String aacountNum, double amt) throws InvalidAmount,AccNotFound
+
+	{
+		if(amt<0)
+		{
+			throw new InvalidAmount("Invalid Deposit amount");
+		}
+		BankAccount temp=findAccount(aacountNum);
+		if(temp==null)
+		{
+			throw new AccNotFound("Account Not Found");
+		}
+		if(temp!=null)
+		{
+			temp.deposit(amt);
+
+		}
+
+	}
+
+
+	public void withdraw(String aacountNum, double amt) throws MaxBalance,AccNotFound, MaxWithdraw, InvalidAmount
+	{
+		BankAccount temp=findAccount(aacountNum);
+
+		if(temp==null)
+		{
+			throw new AccNotFound("Account Not Found");
+		}
+
+		if(amt<=0)
+		{
+			throw new InvalidAmount("Invalid Amount");
+		}
+
+		if(amt>temp.getbalance())
+		{
+			throw new MaxBalance("Insufficient Balance");
+		}
+		if(temp!=null)
+		{
+			temp.withdraw(amt);
+		}
+	}
+
+	public DefaultListModel<String> display()
+	{
+		DefaultListModel<String> list=new DefaultListModel<String>();
+		int i;
+//		String type=null;
+
+		for(i=0;i<100;i++)
+		{
+			if(getAccounts()[i]==null)
+			{
+				break;
+			}
+//			if(getAccounts()[i].getClass().toString().equals("class Bank.SavingsAccount"))
+//			{
+//				type="Type: Savings Account";
+//			}
+//			
+//			else if(getAccounts()[i].getClass().toString().equals("class Bank.CurrentAccount"))
+//			{
+//				type="Type: Current Account";
+//			}
+//			
+//			else if(getAccounts()[i].getClass().toString().equals("class Bank.StudentAccount"))
+//			{
+//				type="Type: Student Account";
+//			}
+
+			list.addElement(getAccounts()[i].toString());
+
+
+		}
+
+		return list;
+	}
+
+	public BankAccount[] getAccounts() {
+		return accounts;
+	}
+
+	public void setAccounts(BankAccount[] accounts) {
+		this.accounts = accounts;
+	}
+
+}