// 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 MET08J;

class xCardGood {

final private String type;

// Composition: private card field added

final private card card;

private xCardGood(int number, String type) {

this.card = new card(number);

this.type = type;

}

// new viewCard() method added

public card viewCard() {

return this.card;

}

@Override

public boolean equals(Object o) {

if (!(o instanceof xCardGood)) {

return false;

}

xCardGood cp = (xCardGood)o;

return cp.card.equals(this.card) && cp.type.equals(this.type);

}

// Comply with MET09-J

@Override

public int hashCode() {

/* ... */

return 0;

}

public static void main(String[] args) {

xCardGood p1 = new xCardGood(1, "type1"); //$NON-NLS-1$

card p2 = new card(1);

xCardGood p3 = new xCardGood(1, "type2"); //$NON-NLS-1$

xCardGood p4 = new xCardGood(1, "type1"); //$NON-NLS-1$

System.out.println(p1.equals(p2)); // Prints false

System.out.println(p2.equals(p3)); // Prints false

System.out.println(p1.equals(p3)); // Prints false

System.out.println(p1.equals(p4)); // Prints true

}

}