| /******************************************************************************* |
| * Copyright (c) 2005, 2017 IBM Corporation and others. |
| * |
| * This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License 2.0 |
| * which accompanies this distribution, and is available at |
| * https://www.eclipse.org/legal/epl-2.0/ |
| * |
| * SPDX-License-Identifier: EPL-2.0 |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.equinox.metatype.impl; |
| |
| import java.io.IOException; |
| import java.util.HashMap; |
| import java.util.Map; |
| import java.util.Map.Entry; |
| import javax.xml.parsers.SAXParser; |
| import org.eclipse.equinox.metatype.EquinoxMetaTypeInformation; |
| import org.eclipse.equinox.metatype.impl.Persistence.Writer; |
| import org.osgi.framework.*; |
| |
| /** |
| * Implementation of MetaTypeProvider |
| * <p> |
| * Extension of MetaTypeProvider |
| * <p> |
| * Provides methods to: |
| * <p> - getPids() get the Pids for a given Locale |
| * <p> - getFactoryPids() get the Factory Pids for a given Locale |
| * <p> |
| */ |
| public class MetaTypeInformationImpl extends MetaTypeProviderImpl implements EquinoxMetaTypeInformation { |
| static final String[] emptyStringArray = new String[0]; |
| |
| /** |
| * Constructor of class MetaTypeInformationImpl. |
| */ |
| MetaTypeInformationImpl(Bundle bundle, SAXParser parser, LogTracker logger) { |
| super(bundle, parser, logger); |
| } |
| |
| public MetaTypeInformationImpl(Bundle bundle, LogTracker logger, Map<String, ObjectClassDefinitionImpl> pidOCDs, Map<String, ObjectClassDefinitionImpl> fPidOCDs) { |
| super(bundle, logger, pidOCDs, fPidOCDs); |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.osgi.service.metatype.MetaTypeInformation#getPids() |
| */ |
| public String[] getPids() { |
| |
| if (_allPidOCDs.isEmpty()) { |
| return emptyStringArray; |
| } |
| return _allPidOCDs.keySet().toArray(emptyStringArray); |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.osgi.service.metatype.MetaTypeInformation#getFactoryPids() |
| */ |
| public String[] getFactoryPids() { |
| if (_allFPidOCDs.isEmpty()) { |
| return emptyStringArray; |
| } |
| return _allFPidOCDs.keySet().toArray(emptyStringArray); |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.osgi.service.metatype.MetaTypeInformation#getBundle() |
| */ |
| public Bundle getBundle() { |
| return this._bundle; |
| } |
| |
| static MetaTypeInformationImpl load(BundleContext systemContext, LogTracker log, Persistence.Reader reader) throws IOException { |
| long id = reader.readLong(); |
| Bundle b = systemContext.getBundle(id); |
| boolean valid = true; |
| if (b == null) { |
| valid = false; |
| // just use the system bundle for load purposes |
| b = systemContext.getBundle(Constants.SYSTEM_BUNDLE_LOCATION); |
| } |
| |
| long lastModified = reader.readLong(); |
| if (lastModified != b.getLastModified()) { |
| valid = false; |
| } |
| Map<String, ObjectClassDefinitionImpl> allPidOCDs = new HashMap<>(); |
| int numPidOCDs = reader.readInt(); |
| for (int i = 0; i < numPidOCDs; i++) { |
| String key = reader.readString(); |
| ObjectClassDefinitionImpl ocd = ObjectClassDefinitionImpl.load(b, log, reader); |
| allPidOCDs.put(key, ocd); |
| } |
| Map<String, ObjectClassDefinitionImpl> allFPidOCDs = new HashMap<>(); |
| int numFPidOCDs = reader.readInt(); |
| for (int i = 0; i < numFPidOCDs; i++) { |
| String key = reader.readString(); |
| ObjectClassDefinitionImpl ocd = ObjectClassDefinitionImpl.load(b, log, reader); |
| allFPidOCDs.put(key, ocd); |
| } |
| |
| return !valid ? null : new MetaTypeInformationImpl(b, log, allPidOCDs, allFPidOCDs); |
| } |
| |
| void write(Writer writer) throws IOException { |
| writer.writeLong(getBundle().getBundleId()); |
| writer.writeLong(getBundle().getLastModified()); |
| |
| writer.writeInt(_allPidOCDs.size()); |
| for (Entry<String, ObjectClassDefinitionImpl> entry : _allPidOCDs.entrySet()) { |
| writer.writeString(entry.getKey()); |
| entry.getValue().write(writer); |
| } |
| |
| writer.writeInt(_allFPidOCDs.size()); |
| for (Entry<String, ObjectClassDefinitionImpl> entry : _allFPidOCDs.entrySet()) { |
| writer.writeString(entry.getKey()); |
| entry.getValue().write(writer); |
| } |
| } |
| |
| } |