/*
* Copyright 2002,2004 The Apache Software Foundation.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.catalina.mbeans;
import java.util.ArrayList;
import java.util.Iterator;
import javax.management.MBeanException;
import javax.management.MBeanServer;
import javax.management.MalformedObjectNameException;
import javax.management.ObjectName;
import javax.management.RuntimeOperationsException;
import org.apache.catalina.Group;
import org.apache.catalina.Role;
import org.apache.catalina.User;
import org.apache.commons.modeler.BaseModelMBean;
import org.apache.commons.modeler.ManagedBean;
import org.apache.commons.modeler.Registry;
/**
* <p>A <strong>ModelMBean</strong> implementation for the
* <code>org.apache.catalina.Group</code> component.</p>
*
* @author Craig R. McClanahan
* @version $Revision: 1.3 $ $Date: 2004/02/27 14:58:45 $
*/
public class GroupMBean extends BaseModelMBean {
// ----------------------------------------------------------- Constructors
/**
* Construct a <code>ModelMBean</code> with default
* <code>ModelMBeanInfo</code> information.
*
* @exception MBeanException if the initializer of an object
* throws an exception
* @exception RuntimeOperationsException if an IllegalArgumentException
* occurs
*/
public GroupMBean()
throws MBeanException, RuntimeOperationsException {
super();
}
// ----------------------------------------------------- Instance Variables
/**
* The configuration information registry for our managed beans.
*/
protected Registry registry = MBeanUtils.createRegistry();
/**
* The <code>MBeanServer</code> in which we are registered.
*/
protected MBeanServer mserver = MBeanUtils.createServer();
/**
* The <code>ManagedBean</code> information describing this MBean.
*/
protected ManagedBean managed =
registry.findManagedBean("Group");
// ------------------------------------------------------------- Attributes
/**
* Return the MBean Names of all authorized roles for this group.
*/
public String[] getRoles() {
Group group = (Group) this.resource;
ArrayList results = new ArrayList();
Iterator roles = group.getRoles();
while (roles.hasNext()) {
Role role = null;
try {
role = (Role) roles.next();
ObjectName oname =
MBeanUtils.createObjectName(managed.getDomain(), role);
results.add(oname.toString());
} catch (MalformedObjectNameException e) {
throw new IllegalArgumentException
("Cannot create object name for role " + role);
}
}
return ((String[]) results.toArray(new String[results.size()]));
}
/**
* Return the MBean Names of all users that are members of this group.
*/
public String[] getUsers() {
Group group = (Group) this.resource;
ArrayList results = new ArrayList();
Iterator users = group.getUsers();
while (users.hasNext()) {
User user = null;
try {
user = (User) users.next();
ObjectName oname =
MBeanUtils.createObjectName(managed.getDomain(), user);
results.add(oname.toString());
} catch (MalformedObjectNameException e) {
throw new IllegalArgumentException
("Cannot create object name for user " + user);
}
}
return ((String[]) results.toArray(new String[results.size()]));
}
// ------------------------------------------------------------- Operations
/**
* Add a new {@link Role} to those this group belongs to.
*
* @param rolename Role name of the new role
*/
public void addRole(String rolename) {
Group group = (Group) this.resource;
if (group == null) {
return;
}
Role role = group.getUserDatabase().findRole(rolename);
if (role == null) {
throw new IllegalArgumentException
("Invalid role name '" + rolename + "'");
}
group.addRole(role);
}
/**
* Remove a {@link Role} from those this group belongs to.
*
* @param rolename Role name of the old role
*/
public void removeRole(String rolename) {
Group group = (Group) this.resource;
if (group == null) {
return;
}
Role role = group.getUserDatabase().findRole(rolename);
if (role == null) {
throw new IllegalArgumentException
("Invalid role name '" + rolename + "'");
}
group.removeRole(role);
}
}