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/*
* Copyright 2015 Open Networking Laboratory
*
* 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.onosproject.app;
import org.onosproject.core.Application;
import org.onosproject.core.ApplicationId;
import org.onosproject.event.ListenerService;
import org.onosproject.security.Permission;
import java.util.Set;
/**
* Service for inspecting inventory of network control applications.
*/
public interface ApplicationService
extends ListenerService<ApplicationEvent, ApplicationListener> {
/**
* Returns the set of all installed applications.
*
* @return set of installed apps
*/
Set<Application> getApplications();
/**
* Returns the registered id of the application with the given name.
*
* @param name application name
* @return registered application id
*/
ApplicationId getId(String name);
/**
* Returns the application with the supplied application identifier.
*
* @param appId application identifier
* @return application descriptor
*/
Application getApplication(ApplicationId appId);
/**
* Return the application state.
*
* @param appId application identifier
* @return application state
*/
ApplicationState getState(ApplicationId appId);
/**
* Returns the permissions currently granted to the applications.
*
* @param appId application identifier
* @return set of granted permissions
*/
Set<Permission> getPermissions(ApplicationId appId);
/**
* Registers application pre-deactivation processing hook.
*
* @param appId application identifier
* @param hook pre-deactivation hook
*/
void registerDeactivateHook(ApplicationId appId, Runnable hook);
}
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