diff options
Diffstat (limited to 'bundles/org.eclipse.equinox.p2.engine/src/org/eclipse/equinox/prov/installregistry/IInstallRegistry.java')
| -rw-r--r-- | bundles/org.eclipse.equinox.p2.engine/src/org/eclipse/equinox/prov/installregistry/IInstallRegistry.java | 171 |
1 files changed, 171 insertions, 0 deletions
diff --git a/bundles/org.eclipse.equinox.p2.engine/src/org/eclipse/equinox/prov/installregistry/IInstallRegistry.java b/bundles/org.eclipse.equinox.p2.engine/src/org/eclipse/equinox/prov/installregistry/IInstallRegistry.java new file mode 100644 index 000000000..3cbc8b8f5 --- /dev/null +++ b/bundles/org.eclipse.equinox.p2.engine/src/org/eclipse/equinox/prov/installregistry/IInstallRegistry.java @@ -0,0 +1,171 @@ +/******************************************************************************* + * Copyright (c) 2007 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.prov.installregistry; + +import java.util.Collection; +import org.eclipse.equinox.prov.engine.Profile; + +public interface IInstallRegistry { + + /** + * Save the registry as XML. If exception is thrown, no change was made. + */ + // public void saveXML() throws IOException { + // checkMetadata(); + // File xmlFile = getLocation(); + // plog.start(plog.debug("Saving {0}", xmlFile)); //$NON-NLS-1$ + // if (isEmpty()) { // delete when empty + // xmlFile.delete(); + // if (xmlFile.exists()) { + // throw new IOException(NLS.bind(Messages.InstallRegistry_Failed_To_Delete_Install_Registry, xmlFile)); + // } + // } else { + // new FileUtil.SafeUpdate(xmlFile) { + // public void write(FileOutputStream stream) throws IOException { + // XMLWriter writer = new XMLWriter(stream, XML.getProcessingInstruction()); + // XML.write(writer); + // writer.flush(); + // stream.getFD().sync(); + // writer.close(); + // } + // }.write(); + // } + // plog.stop(); + // } + // private static class XML implements InstallRegistryXML { + // public static XMLWriter.ProcessingInstruction getProcessingInstruction() { + // return new XMLWriter.ProcessingInstruction(PI.INSTALL_REGISTRY, MetaInfo.formatVersion(MetaInfo.INSTALL_REGISTRY_VERSION)); + // } + // + // public static void write(XMLWriter writer) { + // InstallRegistry ir = InstallRegistry.getInstance(); + // writer.start(Elements.INSTALL_REGISTRY); + // writer.write(ir.profileRegistry.getProperties()); + // for (Iterator i = ir.getProfileInstallRegistries().iterator(); i.hasNext();) { + // ProfileInstallRegistry registry = (ProfileInstallRegistry) i.next(); + // if (!registry.isEmpty()) { + // writer.start(Elements.PROFILE); + // Profile profile = registry.getProfile(); + // writer.attribute(Attrs.ID, profile.getProfileId()); + // writer.attribute(Attrs.KIND, profile.getProfileKind()); + // writer.writeProperty(Profile.INSTALL_LOCATION, profile.getInstallLocation()); + // writer.write(profile.getAllData()); + // InstallContext rootContext = profile.getRootContext(); + // if (rootContext != null) { + // write(writer, rootContext); + // } + // registry.emitXML(writer); + // writer.end(Elements.PROFILE); + // } + // } + // writer.end(Elements.INSTALL_REGISTRY); + // } + // + // private static void write(XMLWriter writer, InstallContext installContext) { + // writer.start(Elements.INSTALL_CONTEXT); + // writer.attribute(Attrs.ID, installContext.getId()); + // writer.attribute(Attrs.NAME, installContext.getName()); + // writer.attribute(Attrs.DESCRIPTION, installContext.getDescription()); + // writer.attribute(Attrs.SHAREABLE, installContext.isShareable(), true); + // writer.attribute(Attrs.QUALIFIABLE, installContext.isQualifiable(), false); + // InstallationContextScope scope = installContext.getScope(); + // if (scope != InstallationContextScope.NONE_SCOPE) { + // writer.attribute(Attrs.SCOPE, scope.getName()); + // } + // writer.write(installContext.getLocalProperties()); + // String[] adapterTypes = installContext.getAdaptorTypes(); + // for (int i = 0; i < adapterTypes.length; i += 1) { + // writer.start(Elements.ADAPTER); + // writer.attribute(Attrs.TYPE, adapterTypes[i]); + // writer.end(); + // } + // InstallContext[] subcontexts = installContext.getSubcontexts(); + // for (int i = 0; i < subcontexts.length; i += 1) { + // write(writer, subcontexts[i]); + // } + // writer.end(Elements.INSTALL_CONTEXT); + // } + // } + // /** + // * The file of the install registry. + // */ + // public File getLocation() { + // return this.location; + // } + // // The location of the old install registry directory. + // // This is where the metadata is still stored. + // private File getLegacyLocation(String subdir) { + // String path = getLocation().getPath(); + // if (path.endsWith(CommonDef.Extensions.Xml)) { + // path = path.substring(0, path.length() - CommonDef.Extensions.Xml.length()); + // } else { + // path += ".dir"; //$NON-NLS-1$ + // } + // return new File(path, subdir); + // } + public abstract IProfileInstallRegistry getProfileInstallRegistry(Profile profile); + + /** + * Open the install registry. It must be open before any operations can be performed. + */ + // public void open() throws IOException { + // // openFile(Agent.getInstance().getInstallRegistryLocation()); + // } + // + // // This form is for AbstractAgentTestCase because the preferences aren't set correctly + // // when it needs the install registry. + // public void open(File dir) throws IOException { + // openFile(new File(dir, Agent.FILENAME_INSTALL_REGISTRY)); + // } + // + // private void openFile(File file) throws IOException { + // if (isOpen()) { + // throw new InstallRegistryException(Messages2.InstallRegistry_Install_Registry_Is_Already_Open); + // } + // this.location = file; + // if (this.location.isDirectory()) { + // throw new InstallRegistryException(NLS.bind(Messages2.InstallRegistry_Install_Registry_Exists_And_Is_A_Directory, this.location)); + // } else if (!this.location.exists()) { + // // verify we can write it + // this.location.getParentFile().mkdirs(); + // new FileOutputStream(this.location).close(); + // this.location.delete(); + // } + // + // // TODO: move to cache + // File metadataDir = getLegacyLocation(METADATA_DIR); + // try { + // this.metadataRepo = StandardRepository.create(this.installedMetadata.getRepositoryGroup(), metadataDir); + // } catch (RuntimeException e) { + // // report error below + // } + // if (this.metadataRepo == null) { + // throw new InstallRegistryException(NLS.bind(Messages.InstallRegistry_Failed_To_Create_Install_Registry_Repo, metadataDir)); + // } + // this.metadataRepo.setOpen(true); + // load(); + // checkMetadata(); + // } + // + // public void close() { + // this.installedMetadata.getRepositoryGroup().removeRepository(this.metadataRepo); + // this.metadataRepo = null; + // if (isEmpty()) { + // purge(); + // } + // } + // public void purge() { + // getLocation().delete(); + // FileUtil.rm_r(getLegacyLocation(""), /*removeRoot*/true); //$NON-NLS-1$ + // } + public abstract Collection getProfileInstallRegistries(); + +}
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