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License

The source code is released under:

Copyright (c) 2010 Adam Wolfe Gordon <awg@xvx.ca> Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to...

Java Source Code

package ca.xvx.tracks;
//from   w w  w. j a v  a 2  s  .  co  m
import java.util.Collection;
import java.util.HashMap;
import java.util.Map;
import java.util.Vector;

public class Project {
  public enum ProjectState { ACTIVE, HIDDEN, COMPLETED };
  
  private int _id;
  private String _name;
  private String _description;
  private int _position;
  private ProjectState _state;
  private TodoContext _defaultContext;
  
  // Singleton list of projects
  private static final Map<Integer, Project> PROJECTS;
  static {
    PROJECTS = new HashMap<Integer, Project>();
  }

  private Project() {
    _id = -1;
    _name = "<none>";
    _state = ProjectState.ACTIVE;
  }

  public Project(String name, String description, int position, ProjectState state, TodoContext defaultContext) {
    _id = -1;
    _name = name;
    _position = position;
    _state = state;
    _defaultContext = defaultContext;
  }
  
  public Project(int id, String name, String description, int position, ProjectState state, TodoContext defaultContext) throws DuplicateProjectException {
    this(name, description, position, state, defaultContext);
    
    if(PROJECTS.containsKey(id)) {
      throw new DuplicateProjectException();
    }
    
    _id = id;

    PROJECTS.put(id, this);
  }
  
  public int getId() {
    return _id;
  }
  public String getName() {
    return _name;
  }
  public String getDescription() {
    return _description;
  }
  public int getPosition() {
    return _position;
  }
  public ProjectState getState() {
    return _state;
  }
  public TodoContext getDefaultContext() {
    return _defaultContext;
  }
  public void setId(int id) {
    int oid = _id;
    
    _id = id;

    if(oid < 0) {
      if(!PROJECTS.containsKey(id)) {
        PROJECTS.put(id, this);
      }
    }
  }
  public String setName(String name) {
    String on = _name;
    _name = name;
    return on;
  }
  public String setDescription(String description) {
    String od = _description;
    _description = description;
    return od;
  }
  public int setPosition(int position) {
    int op = _position;
    _position = position;
    return op;
  }
  public ProjectState setState(ProjectState state) {
    ProjectState ops = _state;
    _state = state;
    return ops;
  }
  public TodoContext setDefaultContext(TodoContext defaultContext) {
    TodoContext old = _defaultContext;
    _defaultContext = defaultContext;
    return old;
  }

  @Override
  public String toString() {
    return _name;
  }

  public static Project getProject(int id) {
    return PROJECTS.get(id);
  }

  public static Collection<Project> getAllProjects() {
    return PROJECTS.values();
  }

  public static Collection<Project> getActiveProjects() {
    Collection<Project> ret = PROJECTS.values();
    Collection<Project> rem = new Vector<Project>();

    for(Project p : ret) {
      if(p.getState() != ProjectState.ACTIVE) {
        rem.add(p);
      }
    }

    ret.removeAll(rem);

    return ret;
  }

  protected static void clear() {
    PROJECTS.clear();
    PROJECTS.put(-1, new Project());
  }
}

Java Source Code List

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