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/*
* Copyright (c) 2013 Eike Stepper (Berlin, Germany) 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:
* Eike Stepper - initial API and implementation
*/
package org.eclipse.emf.cdo.releng.internal.setup.util;
import org.eclipse.emf.cdo.releng.internal.setup.AbstractSetupTaskContext;
import org.eclipse.emf.cdo.releng.internal.setup.Activator;
import org.eclipse.emf.cdo.releng.setup.InstallableUnit;
import org.eclipse.emf.cdo.releng.setup.P2Task;
import org.eclipse.emf.cdo.releng.setup.ScopeRoot;
import org.eclipse.emf.cdo.releng.setup.Setup;
import org.eclipse.emf.cdo.releng.setup.SetupConstants;
import org.eclipse.emf.cdo.releng.setup.SetupPackage;
import org.eclipse.emf.cdo.releng.setup.SetupTask;
import org.eclipse.emf.cdo.releng.setup.util.SetupResource;
import org.eclipse.emf.cdo.releng.setup.util.SetupResourceFactoryImpl;
import org.eclipse.emf.common.util.BasicEList;
import org.eclipse.emf.common.util.EList;
import org.eclipse.emf.common.util.URI;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.emf.ecore.resource.ResourceSet;
import org.eclipse.emf.ecore.resource.URIConverter;
import org.eclipse.emf.ecore.resource.URIHandler;
import org.eclipse.emf.ecore.resource.impl.ResourceSetImpl;
import org.eclipse.emf.ecore.util.EcoreUtil;
import org.eclipse.emf.ecore.xmi.XMLResource;
import org.eclipse.emf.edit.provider.ComposedAdapterFactory;
import org.eclipse.core.runtime.Plugin;
import java.io.File;
import java.io.IOException;
import java.util.HashSet;
import java.util.Map;
import java.util.Set;
/**
* @author Eike Stepper
*/
public final class EMFUtil extends Plugin
{
public static final URI CONFIGURATION_URI = URI
.createURI("http://git.eclipse.org/c/cdo/cdo.git/plain/plugins/org.eclipse.emf.cdo.releng.setup/Configuration.setup");
public static final String EXAMPLE_URI = System.getProperty(SetupConstants.PROP_EXAMPLE_URI);
public static final URI EXAMPLE_PROXY_URI = URI.createURI("file:/example.setup");
private static final URI REDIRECTED_CONFIGURATION_URI = getSetupURI();
private static final URI BRANCH_URI = getBranchURI();
private static final URI REDIRECTED_BRANCH_URI = getRedirectedBranchURI();
private EMFUtil()
{
}
public static ComposedAdapterFactory createAdapterFactory()
{
return new ComposedAdapterFactory(ComposedAdapterFactory.Descriptor.Registry.INSTANCE);
}
public static ResourceSet createResourceSet()
{
ResourceSet resourceSet = new ResourceSetImpl();
configureResourceSet(resourceSet);
return resourceSet;
}
public static void configureResourceSet(ResourceSet resourceSet)
{
Map<String, Object> extensionToFactoryMap = resourceSet.getResourceFactoryRegistry().getExtensionToFactoryMap();
extensionToFactoryMap.put("xmi", new SetupResourceFactoryImpl());
URIConverter uriConverter = resourceSet.getURIConverter();
Map<URI, URI> uriMap = uriConverter.getURIMap();
uriMap.put(URI.createFileURI(Activator.OLD_PREFERENCES.getAbsolutePath()), SetupConstants.PREFERENCES_URI);
EList<URIHandler> uriHandlers = uriConverter.getURIHandlers();
uriHandlers.add(4, new ECFURIHandlerImpl());
if (!CONFIGURATION_URI.equals(REDIRECTED_CONFIGURATION_URI))
{
uriMap.put(CONFIGURATION_URI, REDIRECTED_CONFIGURATION_URI);
}
if (BRANCH_URI != null && REDIRECTED_BRANCH_URI != null && !BRANCH_URI.equals(REDIRECTED_BRANCH_URI)
&& uriConverter.exists(REDIRECTED_BRANCH_URI, null))
{
uriMap.put(BRANCH_URI, REDIRECTED_BRANCH_URI);
}
if (EXAMPLE_URI != null)
{
URI exampleURI = URI.createURI(EXAMPLE_URI);
uriMap.put(EXAMPLE_PROXY_URI, exampleURI);
}
}
public static SetupResource loadResourceSafely(ResourceSet resourceSet, URI uri)
{
try
{
return (SetupResource)resourceSet.getResource(uri, true);
}
catch (Throwable ex)
{
Activator.log(ex);
return (SetupResource)resourceSet.getResource(uri, false);
}
}
public static void saveEObject(EObject eObject)
{
try
{
XMLResource xmlResource = (XMLResource)eObject.eResource();
xmlResource.getEObjectToExtensionMap().clear();
xmlResource.save(null);
}
catch (IOException ex)
{
Activator.log(ex);
}
}
private static URI getSetupURI()
{
String uri = System.getProperty(SetupConstants.PROP_SETUP_URI);
if (uri == null || !uri.startsWith("file:"))
{
return CONFIGURATION_URI;
}
return URI.createURI(uri.replace('\\', '/'));
}
private static URI getBranchURI()
{
try
{
if (SetupConstants.SETUP_IDE)
{
ResourceSet resourceSet = new ResourceSetImpl();
Map<String, Object> extensionToFactoryMap = resourceSet.getResourceFactoryRegistry().getExtensionToFactoryMap();
extensionToFactoryMap.put("xmi", new SetupResourceFactoryImpl());
File branchDir = AbstractSetupTaskContext.getCurrentBranchDir().getCanonicalFile();
URI uri = AbstractSetupTaskContext.getSetupURI(branchDir);
SetupResource resource = EMFUtil.loadResourceSafely(resourceSet, uri);
Setup setup = (Setup)resource.getContents().get(0);
URI branchURI = EcoreUtil.getURI((EObject)setup.eGet(SetupPackage.Literals.SETUP__BRANCH)).trimFragment();
return branchURI;
}
}
catch (Throwable ex)
{
// Ignore
}
return null;
}
private static URI getRedirectedBranchURI()
{
String uri = System.getProperty(SetupConstants.PROP_SETUP_BRANCH_URI);
if (uri == null)
{
return null;
}
return URI.createURI(uri);
}
public static Set<String> getInstallableUnitIDs(ScopeRoot scope, boolean includeParentScopes)
{
Set<String> ids = new HashSet<String>();
EList<SetupTask> setupTasks = getSetupTasks(scope, includeParentScopes);
for (SetupTask setupTask : setupTasks)
{
if (setupTask instanceof P2Task)
{
P2Task p2Task = (P2Task)setupTask;
EList<InstallableUnit> ius = p2Task.getInstallableUnits();
for (InstallableUnit iu : ius)
{
ids.add(iu.getID());
}
}
}
return ids;
}
public static EList<SetupTask> getSetupTasks(ScopeRoot scope, boolean includeParentScopes)
{
EList<SetupTask> setupTasks = new BasicEList<SetupTask>();
if (scope != null)
{
collectSetupTasks(scope, includeParentScopes, setupTasks);
}
return setupTasks;
}
private static void collectSetupTasks(ScopeRoot scope, boolean includeParentScopes, EList<SetupTask> setupTasks)
{
if (includeParentScopes)
{
ScopeRoot parentScope = scope.getParentScopeRoot();
if (parentScope != null)
{
collectSetupTasks(parentScope, true, setupTasks);
}
}
setupTasks.addAll(scope.getSetupTasks());
}
}
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