group.java

一个完整的XACML工程,学习XACML技术的好例子!

/*
 * Created on 10-Apr-2005
 *
 * TODO All
 */
package ke.core.users;

import java.util.ArrayList;
import java.util.Iterator;

/**
 * @author James Cunningham
 *
 * TODO All
 */
public class Group {
    
    /**
     * @param name
     * @param id
     * @param subGroups
     */
    public Group(String name, 
                 String id, 
                 ArrayList subGroups) throws UsersException{
        super();
        this.name = name;
        this.id = id;
        for(Iterator i = subGroups.iterator(); i.hasNext();) {
            if(!Group.class.isAssignableFrom(i.next().getClass()))
                throw new UsersException("Error: member of subGroups array is not Group");
        }
        this.subGroups = subGroups;
    }
    
    /**
     * @param name
     * @param id
     */
    
    public Group(String name,
            	 String id)  throws UsersException{
        this(name, id, new ArrayList());
    }
    
    /**
     * @return
     */
    
    public final String getName() {
        return this.name;
    }
    
    /**
     * @return
     */
    
    public final String getId() {
        return this.id;
    }
    
    /**
     * @return
     */
    
    public ArrayList getSubGroups() {
        return this.subGroups;
    }
    
    /**
     * @param subGroups
     * @throws UsersException
     */
    
    public void setSubGroups(ArrayList subGroups) throws UsersException {
        for(Iterator i = subGroups.iterator(); i.hasNext();) {
            if(!i.next().getClass().isAssignableFrom(Group.class))
                throw new UsersException("Error: member of subGroups array is not Group");
        }
        this.subGroups = subGroups;
    }
    
    /**
     * @param subGroup
     * @return
     */
    
    public boolean addSubGroup(Group subGroup) {
        if(this.subGroups.contains(subGroup))
            return false;
        this.subGroups.add(subGroup);
        return true;
    }
    
    /**
     * @param group
     * @return
     */
    
    public boolean containsSubGroup(Group group) {
        return this.subGroups.contains(group);
    }
    
    /**
     * @param id
     * @return
     */
    
    public boolean containsSubGroup(String id) {
        Group g;
        for(Iterator i = this.subGroups.iterator(); i.hasNext();) {
            g = (Group)i.next();
            if(g.getId().equals(id))
                return true;
        }
        return false;
    }
    
    //------------------------------------
    
    private String		name;
    private String		id;
    private ArrayList	subGroups;

}