Group.java

package elw.vo;

import java.util.*;

import org.akraievoy.couch.Squab;

public class Group extends Squab implements IdNamed {
    private String id;
    public String getId() { return id; }
    public void setId(String id) { this.id = id; }

    private String name;
    public String getName() { return name; }
    public void setName(String name) { this.name = name; }

    private SortedMap<String, Student> students = new TreeMap<String, Student>();
    public Map<String, Student> getStudents() {
        return Collections.unmodifiableSortedMap(students);
    }
    public void setStudents(SortedMap<String, Student> students) {
        this.students.clear();
        if (students != null) {
            this.students.putAll(students);
        }
    }

    @Override
    protected String[] pathElems() {
        return new String[] { id };
    }

    @Override
    public String toString() {
        final StringBuilder sb = new StringBuilder();
        sb.append("Group{ ");
        sb.append("id ").append(id).append(' ');
        sb.append("name ").append(name).append(' ');
        sb.append("students [").append(students).append("] ");
        sb.append('}');
        return sb.toString();
    }
}