StudyPath.java
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import java.util.Observable; |
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/** |
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* StudyPath describes a study path that a student wants to follow. it offers algorithms for suggesting paths and for checking the validity of the studypath. |
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* @author Maarten Vangeneugden - 1438256 |
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*/ |
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class StudyPath extends Observable { |
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private Study m_study; // The study the student wants to follow. |
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public Study study() { |
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return m_study; |
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} |
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public void setStudy(Study study) { |
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m_study = study; |
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} |
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|
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public int studyPoints() { |
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int studyPoints = 0; |
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for(Course course : courses()) { |
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studyPoints += course.studyPoints(); |
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} |
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return studyPoints; |
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} |
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|
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private List<Course> m_courses; // A list containing all courses that can be chosen in this study. |
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public List<Course> courses() { |
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return m_courses; |
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} |
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public void setCourses(List<Course> courses) { |
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m_courses = courses; |
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} |
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|
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/** |
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* Checks if the given study path is valid. |
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* @return A boolean value. False if the given study is not valid, true if the study path can be done. |
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* @pre The list of courses and the study are complete. |
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* @post Nothing's changed. |
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*/ |
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public boolean isValid() { // Checks whether the given study path is valid. |
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int studyPoints = 0; |
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for(Course course : courses()) { |
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studyPoints += course.studyPoints(); |
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if(course.requiredCourses().size() != 0) { |
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for(Course requiredCourse : course.requiredCourses()) { |
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if(course.requiredCourses().indexOf(requiredCourse) == -1) { // If the required course is not in the study path: |
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return false; |
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} |
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else if(requiredCourse.creditAcquired() == false) { |
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return false; |
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} |
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} |
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} |
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} |
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if(!courses().containsAll(study().mandatoryCourses())) { // If the path does not contain all required courses: |
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return false; |
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} |
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if(studyPoints<60 || studyPoints > 66) { |
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return false; |
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} |
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|
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return true; |
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} |
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|
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/** |
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* Returns a list of courses that can be followed. |
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* @return see description |
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*/ |
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public List<Course> suggestedCourses() { |
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} |
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} |
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