/**
* Copyright 2011 meltmedia
*
* 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.xchain.framework.security;
import java.security.Principal;
import java.util.Collections;
import java.util.HashSet;
import java.util.Set;
/**
* The <code>DefaultIdentity</code> is an <code>Identity</code> with the <code>AllPermission</code>. It <code>implies</code> everything, which allows the Security API to work out of the box. Applications should either directly implement <code>Identity</code> or subclass <code>IdentityImpl</code> for
* more functionality.
*
* @author Jason Rose
* @author Christian Trimble
*/
public final class DefaultIdentity extends IdentityImpl {
private static final long serialVersionUID = 3974694797086401714L;
/**
* Creates an <code>Identity</code> with the permission to do everything.
*/
public DefaultIdentity() {
Set<Permission> permissions = new HashSet<Permission>();
permissions.add(new AllPermission());
super.setPermissions(Collections.unmodifiableSet(permissions));
Principal guestPrincipal = new DefaultPrincipal();
setPrincipal(guestPrincipal);
}
/**
* Unsupported.
*/
@Override
public void setPermissions(Set<Permission> permissions) {
throw new UnsupportedOperationException("Cannot set permissions on this Identity.");
}
}