Activator.java

/*******************************************************************************
 * Copyright (c) 2007, 2014 compeople AG 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:
 *    compeople AG - initial API and implementation
 *******************************************************************************/
package org.eclipse.riena.internal.security.simpleservices;

import java.io.InputStream;

import org.osgi.framework.BundleContext;
import org.osgi.framework.ServiceRegistration;

import org.eclipse.riena.core.RienaActivator;
import org.eclipse.riena.core.RienaConstants;
import org.eclipse.riena.security.authorizationservice.IPermissionStore;
import org.eclipse.riena.security.sessionservice.ISessionStore;
import org.eclipse.riena.security.simpleservices.authorizationservice.store.FilePermissionStore;
import org.eclipse.riena.security.simpleservices.sessionservice.store.MemoryStore;

/**
 * The activator class controls the plug-in life cycle
 */
public final class Activator extends RienaActivator {

	// The plug-in ID
	public static final String PLUGIN_ID = "org.eclipse.riena.security.simpleservices.simple.services"; //$NON-NLS-1$

	private ServiceRegistration memoryStore;
	private ServiceRegistration filepermissionstore;

	// The shared instance
	private static Activator plugin;

	/**
	 * The constructor
	 */
	public Activator() {
	}

	/*
	 * (non-Javadoc)
	 * 
	 * @see
	 * org.eclipse.core.runtime.Plugins#start(org.osgi.framework.BundleContext)
	 */
	@Override
	public void start(final BundleContext context) throws Exception {
		super.start(context);
		Activator.plugin = this;
		// bring up a simple in memory session store
		memoryStore = getContext().registerService(ISessionStore.class.getName(), new MemoryStore(),
				RienaConstants.newDefaultServiceProperties());

		// bring up a simple authorization store for permissions
		final InputStream inputStream = this.getClass().getResourceAsStream("policy-def.xml"); //$NON-NLS-1$
		final FilePermissionStore store = new FilePermissionStore(inputStream);
		filepermissionstore = context.registerService(IPermissionStore.class.getName(), store,
				RienaConstants.newDefaultServiceProperties());

	}

	/*
	 * (non-Javadoc)
	 * 
	 * @see
	 * org.eclipse.core.runtime.Plugin#stop(org.osgi.framework.BundleContext)
	 */
	@Override
	public void stop(final BundleContext context) throws Exception {
		memoryStore.unregister();
		filepermissionstore.unregister();
		Activator.plugin = null;
		super.stop(context);
	}

	/**
	 * Get the plugin instance.
	 * 
	 * @return
	 */
	public static Activator getDefault() {
		return plugin;
	}
}