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subject > component > source file > Java source file |
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Java source file | ||||
subject | fact |
Java source file | can use the import statement to use the facilities of another package | ![]() |
contains Java source code | ![]() | |
contains one class | ![]() | |
is a subtopic of The Basics of Java | ![]() | |
is a kind of source file | ![]() | |
should declare the package to which its class belongs using the package keyword | ![]() | |
component | is reusable if it can be used in several different systems with little or no modification | ![]() |
may perform a special-purpose function such as the user interface for a particular system | ![]() |