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33 Cards in this Set
- Front
- Back
- 3rd side (hint)
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Class
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A blueprint for an object
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A ___ for an ___
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Object
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An instance of a class
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An ___ of a ___
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Object ((has))
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variables and methods
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___ and ___
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Class Declaratation
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Code that defines the class
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___ that ___ the ___
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Class Declaration ((code))
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class ClassName { }
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Child Class Declaration ((Code))
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class MyClass extends ParentClass {}
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Interfaced Class Declaration ((code))
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class MyClass implements InterfaceClass {}
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Feilds
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Variables defined by class
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___ ___ by ___
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local variables
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variables in method or code block
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___ in ___ or ___ ___
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parameters
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variables in method declarations
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___ in ___ ___
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Access Modifiers
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Control the access of other classes
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___ the ___ of ___ ___
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Package
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Namespace organizing classes and interfaces
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___ ___ ___ and ___
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Package ((Code))
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package packagename;
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import
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imports other packages
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import ((code))
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import importedpackage.Class;
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default/no modifier (access modifiers)
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accessible from same package
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___ from ___ ___
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private (access modifier)
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only accessible by objects of same class
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___ ___ by ___ of ___
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public (access modifier)
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accessible from all classes
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___ to all ___
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Method
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A collection of statements that performs an operation
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a ___ of ___ that ___ an ___
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Six Components of a Method
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Modifiers, Return Type, Method Name, Parameters, Exception List, Method Body
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Method Names
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verbWordWord
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Overloading Methods
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Using methods of the same name but different signature
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___ ___ of the ___ ___ but ___ ____
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Overriding Methods
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when a child class method overrides the parent class method
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___ a ___ ___ ___ ___ the ___ ___ ___
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Contructors
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create objects from the class blueprint
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___ ___ from the ___ ___
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Contructor ((return type))
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no return type
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Constructor ((Name))
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Name of the Class
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Constructor ((invocation))
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new NameOfObject();
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instantiating
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creating a new object from a class
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___ a ___ ___ from a ___
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referencing an object's field
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objectReference.fieldName
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referencing an object's method
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objectReference.methodName();
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Class Variable
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A field for the class as a whole
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A ___ for the ___ as a ___
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static
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modifier keyword makes field/method common to objects of same class
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Declaring Variables
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modifiers type name;
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