io.janusproject.kernel.space.RestrictedAccessEventSpaceSpecificationImpl Maven / Gradle / Ivy
/*
* $Id: io/janusproject/kernel/space/RestrictedAccessEventSpaceSpecificationImpl.java v2.0.3.1 2016-01-24 00:05:13$
*
* Janus platform is an open-source multiagent platform.
* More details on http://www.janusproject.io
*
* Copyright (C) 2014-2015 the original authors or authors.
*
* 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 io.janusproject.kernel.space;
import java.security.acl.Acl;
import java.security.acl.Permission;
import com.google.inject.Inject;
import com.google.inject.Injector;
import io.janusproject.services.distributeddata.DistributedDataStructureService;
import io.sarl.lang.core.SpaceID;
import io.sarl.util.RestrictedAccessEventSpace;
import io.sarl.util.RestrictedAccessEventSpaceSpecification;
/** Default implementation of the specification of a restricted-access event space.
*
* The initialization parameters of {@link #create(SpaceID, Object...)} must contain
* an instance of {@link Acl}. This instance is the Access Control List.
* The first parameter that is a {@link Permission} will be assumed as the
* permission to have to be allowed to access to the space.
*
* @author Stéphane Galland
* @version 2.0.3.1 2016-01-24 00:05:13
* @mavengroupid io.janusproject
* @mavenartifactid io.janusproject.kernel
*/
public class RestrictedAccessEventSpaceSpecificationImpl implements RestrictedAccessEventSpaceSpecification {
@Inject
private Injector injector;
@Override
public RestrictedAccessEventSpace create(SpaceID id, Object... params) {
Acl acl = null;
Permission permission = null;
for (Object o : params) {
if (o instanceof Acl) {
acl = (Acl) o;
} else if (o instanceof Permission) {
permission = (Permission) o;
}
}
if (acl != null) {
if (permission == null) {
permission = new RegistrationPermission();
}
RestrictedAccessEventSpaceImpl space = new RestrictedAccessEventSpaceImpl(id, acl, permission,
this.injector.getInstance(DistributedDataStructureService.class));
this.injector.injectMembers(space);
return space;
}
throw new IllegalArgumentException();
}
}