EDIT

/**

* Copyright (C) 2007 EDIT

* European Distributed Institute of Taxonomy 

* http://www.e-taxonomy.eu

* 

* The contents of this file are subject to the Mozilla Public License Version 1.1

* See LICENSE.TXT at the top of this package for the full license terms.

*/

package eu.etaxonomy.cdm.model.common;

import java.util.HashSet;

import java.util.Set;

import javax.persistence.Entity;

import javax.persistence.FetchType;

import javax.persistence.ManyToMany;

import javax.persistence.Table;

import javax.xml.bind.annotation.XmlAccessType;

import javax.xml.bind.annotation.XmlAccessorType;

import javax.xml.bind.annotation.XmlElement;

import javax.xml.bind.annotation.XmlElementWrapper;

import javax.xml.bind.annotation.XmlIDREF;

import javax.xml.bind.annotation.XmlRootElement;

import javax.xml.bind.annotation.XmlSchemaType;

import javax.xml.bind.annotation.XmlType;

import org.hibernate.annotations.NaturalId;

import org.springframework.security.GrantedAuthority;

@XmlAccessorType(XmlAccessType.FIELD)

@XmlType(name = "Group", propOrder = {

    "name",

    "members",

    "grantedAuthorities"

})

@XmlRootElement(name = "Group")

@Entity

@Table(name = "PermissionGroup")

public class Group extends CdmBase {

	/**

	 * 

	 */

	private static final long serialVersionUID = 7216686200093054648L;

	@XmlElement(name = "Name")

	@NaturalId

	protected String name;

	@XmlElementWrapper(name = "Members")

	@XmlElement(name = "Member")

	@XmlIDREF

	@XmlSchemaType(name = "IDREF")

	@ManyToMany(fetch = FetchType.LAZY, mappedBy = "groups")

	protected Set<User> members = new HashSet<User>();

	@XmlElementWrapper(name = "GrantedAuthorities")

	@XmlElement(name = "GrantedAuthority", type = GrantedAuthorityImpl.class)

	@XmlIDREF

	@XmlSchemaType(name = "IDREF")

	@ManyToMany(fetch = FetchType.LAZY, targetEntity = GrantedAuthorityImpl.class)

	protected Set <GrantedAuthority> grantedAuthorities = new HashSet<GrantedAuthority>();

	public Set<GrantedAuthority> getGrantedAuthorities() {

		return grantedAuthorities;

	}

	public void setName(String name) {

		this.name = name;

	}

	public String getName() {

		return name;

	}

	public Set<User> getMembers() {

		return members;

	}

	public boolean addMember(User user) {

		user.getGroups().add(this);

		return this.members.add(user);

	}

	public boolean removeMember(User user) {

		if(members.contains(user)) {

			user.getGroups().remove(this);

		    return this.members.remove(user);

		} else {

			return false;

		}

	}

}