| /******************************************************************************* |
| * Copyright (c) 2010 IBM Corporation and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.equinox.p2.core.spi; |
| |
| import org.eclipse.equinox.p2.core.IProvisioningAgent; |
| |
| /** |
| * Services created by {@link IAgentServiceFactory} objects can optionally implement |
| * this interface to participate in the agent lifecycle. |
| * @since 2.0 |
| */ |
| public interface IAgentService { |
| /** |
| * This method is invoked when a service is added to an agent. This can occur |
| * either because a client looked up the service and it was lazily instantiated by |
| * the agent, or because the service was registered manually via {@link IProvisioningAgent#registerService(String, Object)}. |
| */ |
| public void start(); |
| |
| /** |
| * This method is invoked when a service is removed from an agent. This can occur |
| * either because the agent was stopped, or because the service was manually |
| * unregistered via {@link IProvisioningAgent#unregisterService(String, Object)}. |
| * <p> |
| * Services must not attempt to obtain further services from their agent while |
| * stopping, as some required services may no longer be available. |
| */ |
| public void stop(); |
| |
| } |
