// The MIT License (MIT)

//

// Copyright (c) 2016 Robert C. Seacord

//

// Permission is hereby granted, free of charge, to any person obtaining a copy

// of this software and associated documentation files (the "Software"), to deal

// in the Software without restriction, including without limitation the rights

// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell

// copies of the Software, and to permit persons to whom the Software is

// furnished to do so, subject to the following conditions:

//

// The above copyright notice and this permission notice shall be included in all

// copies or substantial portions of the Software.

//

// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR

// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,

// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE

// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER

// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,

// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE

// SOFTWARE.

package OBJ11J;

class BankOperations {

final private String user;

// Constructor throws a SecurityException when SSN verification fails.

public BankOperations(String user) {

this.user = user;

// Perform social security number (SSN) verification

if (!performSSNVerification()) {

throw new SecurityException("Access Denied!"); //$NON-NLS-1$

// The garbage collector waits to grab the object

// reference. However, the object cannot be garbage-collected

// until after the finalizer completes its execution.

}

}

// Returns true if data entered is valid, else false

// Assume that the attacker always enters an invalid SSN

private static boolean performSSNVerification() {

return false;

}

public void greet() {

System.out.println("Welcome " + this.user); //$NON-NLS-1$

}

}