| /******************************************************************************* |
| * Copyright (c) 2003, 2009 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.core.runtime.internal.adaptor; |
| |
| import java.util.Dictionary; |
| import java.util.Enumeration; |
| import org.eclipse.osgi.framework.adaptor.BundleData; |
| import org.eclipse.osgi.framework.adaptor.FrameworkAdaptor; |
| import org.eclipse.osgi.framework.internal.core.Constants; |
| import org.eclipse.osgi.framework.log.FrameworkLogEntry; |
| import org.eclipse.osgi.util.NLS; |
| import org.osgi.framework.BundleException; |
| import org.osgi.framework.Version; |
| |
| /** |
| * Internal class. |
| */ |
| public class CachedManifest extends Dictionary { |
| static final String SERVICE_COMPONENT = "Service-Component"; //$NON-NLS-1$ |
| private Dictionary manifest = null; |
| private EclipseStorageHook storageHook; |
| |
| public CachedManifest(EclipseStorageHook storageHook) { |
| this.storageHook = storageHook; |
| } |
| |
| public Dictionary getManifest() { |
| if (manifest == null) |
| try { |
| manifest = storageHook.createCachedManifest(true); |
| } catch (BundleException e) { |
| final String message = NLS.bind(EclipseAdaptorMsg.ECLIPSE_CACHEDMANIFEST_UNEXPECTED_EXCEPTION, storageHook.getBaseData().getLocation()); |
| FrameworkLogEntry entry = new FrameworkLogEntry(FrameworkAdaptor.FRAMEWORK_SYMBOLICNAME, FrameworkLogEntry.ERROR, 0, message, 0, e, null); |
| storageHook.getAdaptor().getFrameworkLog().log(entry); |
| return null; |
| } |
| return manifest; |
| } |
| |
| public int size() { |
| //TODO: getManifest may return null |
| return getManifest().size(); |
| } |
| |
| public boolean isEmpty() { |
| return size() == 0; |
| } |
| |
| public Enumeration elements() { |
| //TODO: getManifest may return null |
| return getManifest().elements(); |
| } |
| |
| public Enumeration keys() { |
| //TODO: getManifest may return null |
| return getManifest().keys(); |
| } |
| |
| public Object get(Object key) { |
| if (manifest != null) |
| return manifest.get(key); |
| String keyString = (String) key; |
| if (Constants.BUNDLE_VERSION.equalsIgnoreCase(keyString)) { |
| Version result = storageHook.getBaseData().getVersion(); |
| return result == null ? null : result.toString(); |
| } |
| if (Constants.PLUGIN_CLASS.equalsIgnoreCase(keyString)) |
| return storageHook.getPluginClass(); |
| if (Constants.BUNDLE_SYMBOLICNAME.equalsIgnoreCase(keyString)) { |
| if ((storageHook.getBaseData().getType() & BundleData.TYPE_SINGLETON) == 0) |
| return storageHook.getBaseData().getSymbolicName(); |
| return storageHook.getBaseData().getSymbolicName() + ';' + Constants.SINGLETON_DIRECTIVE + ":=true"; //$NON-NLS-1$ |
| } |
| if (Constants.BUDDY_LOADER.equalsIgnoreCase(keyString)) |
| return storageHook.getBuddyList(); |
| if (Constants.REGISTERED_POLICY.equalsIgnoreCase(keyString)) |
| return storageHook.getRegisteredBuddyList(); |
| if (Constants.BUNDLE_ACTIVATOR.equalsIgnoreCase(keyString)) |
| return storageHook.getBaseData().getActivator(); |
| if (Constants.BUNDLE_ACTIVATIONPOLICY.equals(keyString)) { |
| if (!storageHook.isAutoStartable()) |
| return null; |
| String[] excludes = storageHook.getLazyStartExcludes(); |
| String[] includes = storageHook.getLazyStartIncludes(); |
| if (excludes == null && includes == null) |
| return Constants.ACTIVATION_LAZY; |
| StringBuffer result = new StringBuffer(Constants.ACTIVATION_LAZY); |
| if (excludes != null) { |
| result.append(';').append(Constants.EXCLUDE_DIRECTIVE).append(":=\""); //$NON-NLS-1$ |
| for (int i = 0; i < excludes.length; i++) { |
| if (i > 0) |
| result.append(','); |
| result.append(excludes[i]); |
| } |
| result.append("\""); //$NON-NLS-1$ |
| } |
| if (includes != null) { |
| result.append(';').append(Constants.INCLUDE_DIRECTIVE).append(":=\""); //$NON-NLS-1$ |
| for (int i = 0; i < includes.length; i++) { |
| if (i > 0) |
| result.append(','); |
| result.append(includes[i]); |
| } |
| result.append("\""); //$NON-NLS-1$ |
| } |
| } |
| if (Constants.ECLIPSE_LAZYSTART.equals(keyString) || Constants.ECLIPSE_AUTOSTART.equals(keyString)) { |
| if (!storageHook.isAutoStartable()) |
| return null; |
| if (storageHook.getLazyStartExcludes() == null) |
| return Boolean.TRUE.toString(); |
| StringBuffer result = new StringBuffer(storageHook.isLazyStart() ? Boolean.TRUE.toString() : Boolean.FALSE.toString()); |
| result.append(";").append(Constants.ECLIPSE_LAZYSTART_EXCEPTIONS).append("=\""); //$NON-NLS-1$ //$NON-NLS-2$ |
| String[] exceptions = storageHook.getLazyStartExcludes(); |
| for (int i = 0; i < exceptions.length; i++) { |
| if (i > 0) |
| result.append(","); //$NON-NLS-1$ |
| result.append(exceptions[i]); |
| } |
| result.append("\""); //$NON-NLS-1$ |
| return result.toString(); |
| } |
| if (Constants.BUNDLE_MANIFESTVERSION.equals(keyString)) |
| return storageHook.getBundleManifestVersion() == 0 ? null : Integer.toString(storageHook.getBundleManifestVersion()); |
| if (SERVICE_COMPONENT.equals(keyString)) |
| return storageHook.getServiceComponent(); |
| Dictionary result = getManifest(); |
| return result == null ? null : result.get(key); |
| } |
| |
| public Object remove(Object key) { |
| //TODO: getManifest may return null |
| return getManifest().remove(key); |
| } |
| |
| public Object put(Object key, Object value) { |
| //TODO: getManifest may return null |
| return getManifest().put(key, value); |
| } |
| |
| } |