first commit

Semester 1/Programming 1/Java/examples/projects/chapter01/lab-classes/LabClass.java

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+import java.util.*;
+
+/**
+ * The LabClass class represents an enrolment list for one lab class. It stores
+ * the time, room and participants of the lab, as well as the instructor's name.
+ * 
+ * @author Michael Kölling and David Barnes
+ * @version 2016.02.29
+ */
+public class LabClass
+{
+    private String instructor;
+    private String room;
+    private String timeAndDay;
+    private ArrayList<Student> students;
+    private int capacity;
+    
+    /**
+     * Create a LabClass with a maximum number of enrolments. All other details
+     * are set to default values.
+     */
+    public LabClass(int maxNumberOfStudents)
+    {
+        instructor = "unknown";
+        room = "unknown";
+        timeAndDay = "unknown";
+        students = new ArrayList<Student>();
+        capacity = maxNumberOfStudents;
+    }
+
+    /**
+     * Add a student to this LabClass.
+     */
+    public void enrollStudent(Student newStudent)
+    {
+        if(students.size() == capacity) {
+            System.out.println("The class is full, you cannot enrol.");
+        }
+        else {
+            students.add(newStudent);
+        }
+    }
+    
+    /**
+     * Return the number of students currently enrolled in this LabClass.
+     */
+    public int numberOfStudents()
+    {
+        return students.size();
+    }
+    
+    /**
+     * Set the room number for this LabClass.
+     */
+    public void setRoom(String roomNumber)
+    {
+        room = roomNumber;
+    }
+    
+    /**
+     * Set the time for this LabClass. The parameter should define the day
+     * and the time of day, such as "Friday, 10am".
+     */
+    public void setTime(String timeAndDayString)
+    {
+        timeAndDay = timeAndDayString;
+    }
+    
+    /**
+     * Set the name of the instructor for this LabClass.
+     */
+    public void setInstructor(String instructorName)
+    {
+        instructor = instructorName;
+    }
+    
+    /**
+     * Print out a class list with other LabClass details to the standard
+     * terminal.
+     */
+    public void printList()
+    {
+        System.out.println("Lab class " + timeAndDay);
+        System.out.println("Instructor: " + instructor + "   Room: " + room);
+        System.out.println("Class list:");
+        for(Student student : students) {
+            student.print();
+        }
+        System.out.println("Number of students: " + numberOfStudents());
+    }
+}