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TurkuBasicOOPinJava / Week 5: Class hierarchies

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public CustomException(String msg) { super(msg); }

29a26c5 verified 5 months ago

01A. Class hierarchies

2.32 kB

Parent-Ancestor vs Child; super vs sub 6 months ago
01B Inheritance relationships

572 Bytes

Create 01B Inheritance relationships 6 months ago
02A Inheritance in Java

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class SubClass1 extends ParentClass { } 5 months ago
02B. Boat's inheritors

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Create 02B. Boat's inheritors 5 months ago
03A. Adding features to child class

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setParentAttribute(value1) OR super(value1, ...) 5 months ago
03B. Thesis inherits book

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Create 03B. Thesis inherits book 5 months ago
04. James' video calls

4.07 kB

Create 04. James' video calls 5 months ago
05A. Encapsulation and inheriting [++Attribute's 4 visibility levels]

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public, protected, no set level, private 5 months ago
05B. Modifiable point

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super(x,y); 5 months ago
06. Class gradebook

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this.attr1 = new ArrayList<Class1>(); 5 months ago
07A. Overwrite and override [Overwrite - METHOD, PARAMS]

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Overwrite - METHOD, PARAMS 5 months ago
07B. Corresponding methods

611 Bytes

Create 07B. Corresponding methods 5 months ago
08. Write class SpecialDirector

2.75 kB

Create 08. Write class SpecialDirector 5 months ago
09A. Calling parent class methods [ENCAPSULATION]

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child class method overwrites parent class method 5 months ago
09B. Organic version of a shopping list

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String var1 = super.method1(); 5 months ago
10A. OVERLOADING AND OVERRIDING methods [= same method, multiple param nums AND dtypes]++

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same method, multiple param nums AND dtypes 5 months ago
10B. Better wallet

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constructor-super, new methods2-3 5 months ago
11A. About parent class constructor++

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MULTIPLE CONSTRUCTORS, EMPTY CONSTRUCTOR 5 months ago
11B. Encrypted connection

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super(param1); this(defaultParam2); 5 months ago
12A. Object-class methods - toString()

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@Override above the method 5 months ago
12B. Add a method toString

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return <ur printout> 5 months ago
13A. equals Method

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this == obj; OR Class1 var1 = (Class1) obj1; (x == obj1.x && y == obj1.y); 5 months ago
13B. Equals method for class Movie [4 basic chks]

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chk same obj, not null, not expected class, values 5 months ago
14A. More exercises: Custom Exceptions+++

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class CustomException extends Exception 5 months ago
14B. Own Exceptions 1: SuperException

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public CustomException(String msg) { super(msg); } 5 months ago