bundles/org.eclipse.osgi/container/src/org/eclipse/osgi/internal/framework/SystemBundleActivator.java - equinox/rt.equinox.framework - Git at Google

 /*******************************************************************************
  * Copyright (c) 2003, 2015 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.osgi.internal.framework;

 import java.util.*;
 import org.apache.felix.resolver.Logger;
 import org.apache.felix.resolver.ResolverImpl;
 import org.eclipse.osgi.internal.debug.Debug;
 import org.eclipse.osgi.internal.debug.FrameworkDebugOptions;
 import org.eclipse.osgi.internal.location.EquinoxLocations;
 import org.eclipse.osgi.internal.permadmin.EquinoxSecurityManager;
 import org.eclipse.osgi.internal.permadmin.SecurityAdmin;
 import org.eclipse.osgi.internal.url.EquinoxFactoryManager;
 import org.eclipse.osgi.service.datalocation.Location;
 import org.eclipse.osgi.service.debug.DebugOptions;
 import org.eclipse.osgi.service.debug.DebugOptionsListener;
 import org.eclipse.osgi.service.environment.EnvironmentInfo;
 import org.eclipse.osgi.service.localization.BundleLocalization;
 import org.eclipse.osgi.service.urlconversion.URLConverter;
 import org.eclipse.osgi.storage.BundleLocalizationImpl;
 import org.eclipse.osgi.storage.url.BundleResourceHandler;
 import org.eclipse.osgi.storage.url.BundleURLConverter;
 import org.osgi.framework.*;
 import org.osgi.service.condpermadmin.ConditionalPermissionAdmin;
 import org.osgi.service.packageadmin.PackageAdmin;
 import org.osgi.service.permissionadmin.PermissionAdmin;
 import org.osgi.service.resolver.Resolver;
 import org.osgi.service.startlevel.StartLevel;

 /**
  * This class activates the System Bundle.
  */

 public class SystemBundleActivator implements BundleActivator {
 	private EquinoxFactoryManager urlFactoryManager;
 	private List<ServiceRegistration<?>> registrations = new ArrayList<ServiceRegistration<?>>(10);
 	private SecurityManager setSecurityManagner;

 	@SuppressWarnings("deprecation")
 	public void start(BundleContext bc) throws Exception {
 		registrations.clear();
 		EquinoxBundle bundle = (EquinoxBundle) bc.getBundle();

 		bundle.getEquinoxContainer().systemStart(bc);

 		EquinoxConfiguration configuration = bundle.getEquinoxContainer().getConfiguration();
 		installSecurityManager(configuration);
 		bundle.getEquinoxContainer().getLogServices().start(bc);

 		urlFactoryManager = new EquinoxFactoryManager(bundle.getEquinoxContainer());
 		urlFactoryManager.installHandlerFactories(bc);

 		FrameworkDebugOptions dbgOptions = (FrameworkDebugOptions) configuration.getDebugOptions();
 		dbgOptions.start(bc);

 		SecurityAdmin sa = bundle.getEquinoxContainer().getStorage().getSecurityAdmin();
 		ClassLoader tccl = bundle.getEquinoxContainer().getContextFinder();

 		registerLocations(bc, bundle.getEquinoxContainer().getLocations());
 		register(bc, EnvironmentInfo.class, bundle.getEquinoxContainer().getConfiguration(), null);
 		register(bc, PackageAdmin.class, bundle.getEquinoxContainer().getPackageAdmin(), null);
 		register(bc, StartLevel.class, bundle.getEquinoxContainer().getStartLevel(), null);

 		register(bc, PermissionAdmin.class, sa, null);
 		register(bc, ConditionalPermissionAdmin.class, sa, null);

 		register(bc, Resolver.class, new ResolverImpl(new Logger(0)), false, null);

 		register(bc, DebugOptions.class, dbgOptions, null);

 		Hashtable<String, Object> props = new Hashtable<String, Object>(7);
 		if (tccl != null) {
 			props.clear();
 			props.put("equinox.classloader.type", "contextClassLoader"); //$NON-NLS-1$ //$NON-NLS-2$
 			register(bc, ClassLoader.class, tccl, props);
 		}

 		props.clear();
 		props.put("protocol", new String[] {BundleResourceHandler.OSGI_ENTRY_URL_PROTOCOL, BundleResourceHandler.OSGI_RESOURCE_URL_PROTOCOL}); //$NON-NLS-1$
 		register(bc, URLConverter.class, new BundleURLConverter(), props);

 		register(bc, BundleLocalization.class, new BundleLocalizationImpl(), null);

 		boolean setTccl = "true".equals(bundle.getEquinoxContainer().getConfiguration().getConfiguration("eclipse.parsers.setTCCL", "true")); //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
 		try {
 			register(bc, "javax.xml.parsers.SAXParserFactory", new XMLParsingServiceFactory(true, setTccl), false, null); //$NON-NLS-1$
 			register(bc, "javax.xml.parsers.DocumentBuilderFactory", new XMLParsingServiceFactory(false, setTccl), false, null); //$NON-NLS-1$
 		} catch (NoClassDefFoundError e) {
 			// ignore; on a platform with no javax.xml (Java 8 SE compact1 profile)
 		}
 		bundle.getEquinoxContainer().getStorage().getExtensionInstaller().startExtensionActivators(bc);

 		// Add an options listener; we already read the options on initialization.
 		// Here we are just allowing the options to change
 		props.clear();
 		props.put(DebugOptions.LISTENER_SYMBOLICNAME, EquinoxContainer.NAME);
 		register(bc, DebugOptionsListener.class, bundle.getEquinoxContainer().getConfiguration().getDebug(), props);
 		register(bc, DebugOptionsListener.class, bundle.getModule().getContainer(), props);
 	}

 	private void installSecurityManager(EquinoxConfiguration configuration) throws BundleException {
 		String securityManager = configuration.getConfiguration(Constants.FRAMEWORK_SECURITY);
 		if (System.getSecurityManager() != null && securityManager != null) {
 			throw new BundleException("Cannot specify the \"" + Constants.FRAMEWORK_SECURITY + "\" configuration property when a security manager is already installed."); //$NON-NLS-1$ //$NON-NLS-2$
 		}

 		if (securityManager == null) {
 			securityManager = configuration.getConfiguration(EquinoxConfiguration.PROP_EQUINOX_SECURITY, configuration.getProperty("java.security.manager")); //$NON-NLS-1$
 		}
 		if (securityManager != null) {
 			SecurityManager sm = System.getSecurityManager();
 			if (sm == null) {
 				if (securityManager.length() == 0)
 					sm = new SecurityManager(); // use the default one from java
 				else if (securityManager.equals(Constants.FRAMEWORK_SECURITY_OSGI))
 					sm = new EquinoxSecurityManager(); // use an OSGi enabled manager that understands postponed conditions
 				else {
 					// try to use a specific classloader by classname
 					try {
 						Class<?> clazz = Class.forName(securityManager);
 						sm = (SecurityManager) clazz.newInstance();
 					} catch (ClassNotFoundException e) {
 						// do nothing
 					} catch (ClassCastException e) {
 						// do nothing
 					} catch (InstantiationException e) {
 						// do nothing
 					} catch (IllegalAccessException e) {
 						// do nothing
 					}
 				}
 				if (sm == null)
 					throw new NoClassDefFoundError(securityManager);
 				if (configuration.getDebug().DEBUG_SECURITY)
 					Debug.println("Setting SecurityManager to: " + sm); //$NON-NLS-1$
 				System.setSecurityManager(sm);
 				setSecurityManagner = sm;
 				return;
 			}
 		}
 	}

 	private void registerLocations(BundleContext bc, EquinoxLocations equinoxLocations) {
 		Dictionary<String, Object> locationProperties = new Hashtable<String, Object>(1);
 		Location location = equinoxLocations.getUserLocation();
 		if (location != null) {
 			locationProperties.put("type", EquinoxLocations.PROP_USER_AREA); //$NON-NLS-1$
 			register(bc, Location.class, location, locationProperties);
 		}
 		location = equinoxLocations.getInstanceLocation();
 		if (location != null) {
 			locationProperties.put("type", EquinoxLocations.PROP_INSTANCE_AREA); //$NON-NLS-1$
 			register(bc, Location.class, location, locationProperties);
 		}
 		location = equinoxLocations.getConfigurationLocation();
 		if (location != null) {
 			locationProperties.put("type", EquinoxLocations.PROP_CONFIG_AREA); //$NON-NLS-1$
 			register(bc, Location.class, location, locationProperties);
 		}
 		location = equinoxLocations.getInstallLocation();
 		if (location != null) {
 			locationProperties.put("type", EquinoxLocations.PROP_INSTALL_AREA); //$NON-NLS-1$
 			register(bc, Location.class, location, locationProperties);
 		}

 		location = equinoxLocations.getEclipseHomeLocation();
 		if (location != null) {
 			locationProperties.put("type", EquinoxLocations.PROP_HOME_LOCATION_AREA); //$NON-NLS-1$
 			register(bc, Location.class, location, locationProperties);
 		}
 	}

 	public void stop(BundleContext bc) throws Exception {
 		EquinoxBundle bundle = (EquinoxBundle) bc.getBundle();

 		bundle.getEquinoxContainer().getStorage().getExtensionInstaller().stopExtensionActivators(bc);

 		FrameworkDebugOptions dbgOptions = (FrameworkDebugOptions) bundle.getEquinoxContainer().getConfiguration().getDebugOptions();
 		dbgOptions.stop(bc);

 		urlFactoryManager.uninstallHandlerFactories();

 		// unregister services
 		for (ServiceRegistration<?> registration : registrations)
 			registration.unregister();
 		registrations.clear();
 		bundle.getEquinoxContainer().getLogServices().stop(bc);
 		unintallSecurityManager();
 		bundle.getEquinoxContainer().systemStop(bc);
 	}

 	private void unintallSecurityManager() {
 		if (setSecurityManagner != null && System.getSecurityManager() == setSecurityManagner)
 			System.setSecurityManager(null);
 		setSecurityManagner = null;
 	}

 	private void register(BundleContext context, Class<?> serviceClass, Object service, Dictionary<String, Object> properties) {
 		register(context, serviceClass.getName(), service, true, properties);
 	}

 	private void register(BundleContext context, Class<?> serviceClass, Object service, boolean setRanking, Dictionary<String, Object> properties) {
 		register(context, serviceClass.getName(), service, setRanking, properties);
 	}

 	private void register(BundleContext context, String serviceClass, Object service, boolean setRanking, Dictionary<String, Object> properties) {
 		if (properties == null)
 			properties = new Hashtable<String, Object>(7);
 		Dictionary<String, String> headers = context.getBundle().getHeaders();
 		properties.put(Constants.SERVICE_VENDOR, headers.get(Constants.BUNDLE_VENDOR));
 		if (setRanking) {
 			properties.put(Constants.SERVICE_RANKING, new Integer(Integer.MAX_VALUE));
 		}
 		properties.put(Constants.SERVICE_PID, context.getBundle().getBundleId() + "." + service.getClass().getName()); //$NON-NLS-1$
 		registrations.add(context.registerService(serviceClass, service, properties));
 	}
 }
	/*******************************************************************************
	* Copyright (c) 2003, 2015 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.osgi.internal.framework;

	import java.util.*;
	import org.apache.felix.resolver.Logger;
	import org.apache.felix.resolver.ResolverImpl;
	import org.eclipse.osgi.internal.debug.Debug;
	import org.eclipse.osgi.internal.debug.FrameworkDebugOptions;
	import org.eclipse.osgi.internal.location.EquinoxLocations;
	import org.eclipse.osgi.internal.permadmin.EquinoxSecurityManager;
	import org.eclipse.osgi.internal.permadmin.SecurityAdmin;
	import org.eclipse.osgi.internal.url.EquinoxFactoryManager;
	import org.eclipse.osgi.service.datalocation.Location;
	import org.eclipse.osgi.service.debug.DebugOptions;
	import org.eclipse.osgi.service.debug.DebugOptionsListener;
	import org.eclipse.osgi.service.environment.EnvironmentInfo;
	import org.eclipse.osgi.service.localization.BundleLocalization;
	import org.eclipse.osgi.service.urlconversion.URLConverter;
	import org.eclipse.osgi.storage.BundleLocalizationImpl;
	import org.eclipse.osgi.storage.url.BundleResourceHandler;
	import org.eclipse.osgi.storage.url.BundleURLConverter;
	import org.osgi.framework.*;
	import org.osgi.service.condpermadmin.ConditionalPermissionAdmin;
	import org.osgi.service.packageadmin.PackageAdmin;
	import org.osgi.service.permissionadmin.PermissionAdmin;
	import org.osgi.service.resolver.Resolver;
	import org.osgi.service.startlevel.StartLevel;

	/**
	* This class activates the System Bundle.
	*/

	public class SystemBundleActivator implements BundleActivator {
	private EquinoxFactoryManager urlFactoryManager;
	private List<ServiceRegistration<?>> registrations = new ArrayList<ServiceRegistration<?>>(10);
	private SecurityManager setSecurityManagner;

	@SuppressWarnings("deprecation")
	public void start(BundleContext bc) throws Exception {
	registrations.clear();
	EquinoxBundle bundle = (EquinoxBundle) bc.getBundle();

	bundle.getEquinoxContainer().systemStart(bc);

	EquinoxConfiguration configuration = bundle.getEquinoxContainer().getConfiguration();
	installSecurityManager(configuration);
	bundle.getEquinoxContainer().getLogServices().start(bc);

	urlFactoryManager = new EquinoxFactoryManager(bundle.getEquinoxContainer());
	urlFactoryManager.installHandlerFactories(bc);

	FrameworkDebugOptions dbgOptions = (FrameworkDebugOptions) configuration.getDebugOptions();
	dbgOptions.start(bc);

	SecurityAdmin sa = bundle.getEquinoxContainer().getStorage().getSecurityAdmin();
	ClassLoader tccl = bundle.getEquinoxContainer().getContextFinder();

	registerLocations(bc, bundle.getEquinoxContainer().getLocations());
	register(bc, EnvironmentInfo.class, bundle.getEquinoxContainer().getConfiguration(), null);
	register(bc, PackageAdmin.class, bundle.getEquinoxContainer().getPackageAdmin(), null);
	register(bc, StartLevel.class, bundle.getEquinoxContainer().getStartLevel(), null);

	register(bc, PermissionAdmin.class, sa, null);
	register(bc, ConditionalPermissionAdmin.class, sa, null);

	register(bc, Resolver.class, new ResolverImpl(new Logger(0)), false, null);

	register(bc, DebugOptions.class, dbgOptions, null);

	Hashtable<String, Object> props = new Hashtable<String, Object>(7);
	if (tccl != null) {
	props.clear();
	props.put("equinox.classloader.type", "contextClassLoader"); //$NON-NLS-1$ //$NON-NLS-2$
	register(bc, ClassLoader.class, tccl, props);
	}

	props.clear();
	props.put("protocol", new String[] {BundleResourceHandler.OSGI_ENTRY_URL_PROTOCOL, BundleResourceHandler.OSGI_RESOURCE_URL_PROTOCOL}); //$NON-NLS-1$
	register(bc, URLConverter.class, new BundleURLConverter(), props);

	register(bc, BundleLocalization.class, new BundleLocalizationImpl(), null);

	boolean setTccl = "true".equals(bundle.getEquinoxContainer().getConfiguration().getConfiguration("eclipse.parsers.setTCCL", "true")); //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
	try {
	register(bc, "javax.xml.parsers.SAXParserFactory", new XMLParsingServiceFactory(true, setTccl), false, null); //$NON-NLS-1$
	register(bc, "javax.xml.parsers.DocumentBuilderFactory", new XMLParsingServiceFactory(false, setTccl), false, null); //$NON-NLS-1$
	} catch (NoClassDefFoundError e) {
	// ignore; on a platform with no javax.xml (Java 8 SE compact1 profile)
	}
	bundle.getEquinoxContainer().getStorage().getExtensionInstaller().startExtensionActivators(bc);

	// Add an options listener; we already read the options on initialization.
	// Here we are just allowing the options to change
	props.clear();
	props.put(DebugOptions.LISTENER_SYMBOLICNAME, EquinoxContainer.NAME);
	register(bc, DebugOptionsListener.class, bundle.getEquinoxContainer().getConfiguration().getDebug(), props);
	register(bc, DebugOptionsListener.class, bundle.getModule().getContainer(), props);
	}

	private void installSecurityManager(EquinoxConfiguration configuration) throws BundleException {
	String securityManager = configuration.getConfiguration(Constants.FRAMEWORK_SECURITY);
	if (System.getSecurityManager() != null && securityManager != null) {
	throw new BundleException("Cannot specify the \"" + Constants.FRAMEWORK_SECURITY + "\" configuration property when a security manager is already installed."); //$NON-NLS-1$ //$NON-NLS-2$
	}

	if (securityManager == null) {
	securityManager = configuration.getConfiguration(EquinoxConfiguration.PROP_EQUINOX_SECURITY, configuration.getProperty("java.security.manager")); //$NON-NLS-1$
	}
	if (securityManager != null) {
	SecurityManager sm = System.getSecurityManager();
	if (sm == null) {
	if (securityManager.length() == 0)
	sm = new SecurityManager(); // use the default one from java
	else if (securityManager.equals(Constants.FRAMEWORK_SECURITY_OSGI))
	sm = new EquinoxSecurityManager(); // use an OSGi enabled manager that understands postponed conditions
	else {
	// try to use a specific classloader by classname
	try {
	Class<?> clazz = Class.forName(securityManager);
	sm = (SecurityManager) clazz.newInstance();
	} catch (ClassNotFoundException e) {
	// do nothing
	} catch (ClassCastException e) {
	// do nothing
	} catch (InstantiationException e) {
	// do nothing
	} catch (IllegalAccessException e) {
	// do nothing
	}
	}
	if (sm == null)
	throw new NoClassDefFoundError(securityManager);
	if (configuration.getDebug().DEBUG_SECURITY)
	Debug.println("Setting SecurityManager to: " + sm); //$NON-NLS-1$
	System.setSecurityManager(sm);
	setSecurityManagner = sm;
	return;
	}
	}
	}

	private void registerLocations(BundleContext bc, EquinoxLocations equinoxLocations) {
	Dictionary<String, Object> locationProperties = new Hashtable<String, Object>(1);
	Location location = equinoxLocations.getUserLocation();
	if (location != null) {
	locationProperties.put("type", EquinoxLocations.PROP_USER_AREA); //$NON-NLS-1$
	register(bc, Location.class, location, locationProperties);
	}
	location = equinoxLocations.getInstanceLocation();
	if (location != null) {
	locationProperties.put("type", EquinoxLocations.PROP_INSTANCE_AREA); //$NON-NLS-1$
	register(bc, Location.class, location, locationProperties);
	}
	location = equinoxLocations.getConfigurationLocation();
	if (location != null) {
	locationProperties.put("type", EquinoxLocations.PROP_CONFIG_AREA); //$NON-NLS-1$
	register(bc, Location.class, location, locationProperties);
	}
	location = equinoxLocations.getInstallLocation();
	if (location != null) {
	locationProperties.put("type", EquinoxLocations.PROP_INSTALL_AREA); //$NON-NLS-1$
	register(bc, Location.class, location, locationProperties);
	}

	location = equinoxLocations.getEclipseHomeLocation();
	if (location != null) {
	locationProperties.put("type", EquinoxLocations.PROP_HOME_LOCATION_AREA); //$NON-NLS-1$
	register(bc, Location.class, location, locationProperties);
	}
	}

	public void stop(BundleContext bc) throws Exception {
	EquinoxBundle bundle = (EquinoxBundle) bc.getBundle();

	bundle.getEquinoxContainer().getStorage().getExtensionInstaller().stopExtensionActivators(bc);

	FrameworkDebugOptions dbgOptions = (FrameworkDebugOptions) bundle.getEquinoxContainer().getConfiguration().getDebugOptions();
	dbgOptions.stop(bc);

	urlFactoryManager.uninstallHandlerFactories();

	// unregister services
	for (ServiceRegistration<?> registration : registrations)
	registration.unregister();
	registrations.clear();
	bundle.getEquinoxContainer().getLogServices().stop(bc);
	unintallSecurityManager();
	bundle.getEquinoxContainer().systemStop(bc);
	}

	private void unintallSecurityManager() {
	if (setSecurityManagner != null && System.getSecurityManager() == setSecurityManagner)
	System.setSecurityManager(null);
	setSecurityManagner = null;
	}

	private void register(BundleContext context, Class<?> serviceClass, Object service, Dictionary<String, Object> properties) {
	register(context, serviceClass.getName(), service, true, properties);
	}

	private void register(BundleContext context, Class<?> serviceClass, Object service, boolean setRanking, Dictionary<String, Object> properties) {
	register(context, serviceClass.getName(), service, setRanking, properties);
	}

	private void register(BundleContext context, String serviceClass, Object service, boolean setRanking, Dictionary<String, Object> properties) {
	if (properties == null)
	properties = new Hashtable<String, Object>(7);
	Dictionary<String, String> headers = context.getBundle().getHeaders();
	properties.put(Constants.SERVICE_VENDOR, headers.get(Constants.BUNDLE_VENDOR));
	if (setRanking) {
	properties.put(Constants.SERVICE_RANKING, new Integer(Integer.MAX_VALUE));
	}
	properties.put(Constants.SERVICE_PID, context.getBundle().getBundleId() + "." + service.getClass().getName()); //$NON-NLS-1$
	registrations.add(context.registerService(serviceClass, service, properties));
	}
	}