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// Core class of the example
// A company is a corporation
class Company {
name;
// A company must have a BoardOfDirectors
// that must be created at the same time
// as the Company itself
1 -- 1 BoardOfDirectors;
}
// BoardOfDirectors is in a 1-1 relationship
// with Company meaning that theoretically it
// could just be merged into the Company class
// However to facilitate separation of concerns
// it is sometimes best to keep such classes
// separate
class BoardOfDirectors {
// A BoardMember is just a member of one
// board (but a person can be on multiple
// boards using multiple BoardMembers)
1 -- * BoardMember;
}
// A board must have a set of members
// Former board members tracked
class BoardMember {
bio; // Brief description of background
lazy Date joinedBoard;
lazy Date leftBoard;
// One of the roles a person could play would
// be as a Board member
* boardMembership -- 1 Person;
}
// Generic Person class
class Person {
name;
Date dateOfBirth;
}
// Mixin with a main program demonstrating
// manipulation of 1--1 and other associations
class Company {
depend java.sql.Date;
public static void main(String [] args) {
// First create some instances of Person
// They are initially not on any boards
Person p1 = new Person("Alice",
Date.valueOf("1990-01-01"));
Person p2 = new Person("Bob",
Date.valueOf("1991-02-02"));
// Create a Company using the simpler of its
// two constructors that doesn't require a
// board to already exist. This will actually
// create the BoardOfDirectors at the same time
Company c = new Company("UmpleCorp");
BoardOfDirectors b = c.getBoardOfDirectors();
b.addBoardMember("Largest Shareholder", p1);
b.addBoardMember("Founder", p2);
// Output the results to prove that this works
System.out.println("Key company info: "+c);
System.out.println("Board members: "+
b.getBoardMembers());
}
}//$?[End_of_model]$?
class Company
{
position 50 30 109 45;
}
class BoardOfDirectors
{
position 50 149 123 41;
position.association BoardMember__BoardOfDirectors 124,23 0,6;
}
class BoardMember
{
position 275 150 144 92;
position.association BoardMember:boardMembership__Person 30,0 29,75;
}
class Person
{
position 276 17 140 75;
}
// @@@skipphpcompile Contains Java code
// @@@skippythoncompile - Contains Java Code
// @@@skipcppcompile
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