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member > method > public method |
public method | ||||
subject | fact |
public method | can be accessed by any code anywhere | |
is a subtopic of Methods | ||
is inherited by subclasses | ||
is a kind of method | ||
must be public in all subclasses | ||
method |
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belongs to a class | ||
can access all instance variables of all objects of its class | ||
can have an array as a parameter - see method parameter | ||
can use the super method to invoke a method declared in the superclass | ||
cannot be passed as an argument to a method or constructor | ||
creates an object by instantiating a class | ||
does not return a value if it has a void return type | ||
has part method definition | ||
has part method signature | ||
has part a block of implementation code | ||
implements | ||
is part of a class or an object | ||
may contain empty return statement if it has a void return type | ||
may have access modifier | ||
must contain return statement unless it has a void return type | ||
must define its parameter list | ||
must define its return type | ||
overrides a method in a superclass with the same name | ||
returns a value that is of the return type of the method or a subtype of that type | ||
should have a comment at its head if the method is non-obvious | ||
should return to its caller from only one place which should be the last statement | ||
usually hides instance variables, class variables from other objects | ||
access unit | has access mode | |
syntactic unit | has syntax rule bold = mandatory |
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