diff options
Diffstat (limited to 'plugins/org.eclipse.emf.cdo.migrator/src/org/eclipse/emf/cdo/migrator/CDOImporter.java')
| -rw-r--r-- | plugins/org.eclipse.emf.cdo.migrator/src/org/eclipse/emf/cdo/migrator/CDOImporter.java | 212 |
1 files changed, 212 insertions, 0 deletions
diff --git a/plugins/org.eclipse.emf.cdo.migrator/src/org/eclipse/emf/cdo/migrator/CDOImporter.java b/plugins/org.eclipse.emf.cdo.migrator/src/org/eclipse/emf/cdo/migrator/CDOImporter.java new file mode 100644 index 0000000000..cb8145d0e9 --- /dev/null +++ b/plugins/org.eclipse.emf.cdo.migrator/src/org/eclipse/emf/cdo/migrator/CDOImporter.java @@ -0,0 +1,212 @@ +/*************************************************************************** + * Copyright (c) 2004 - 2007 Eike Stepper, Germany. + * 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.migrator; + +import org.eclipse.emf.codegen.ecore.genmodel.GenDelegationKind; +import org.eclipse.emf.codegen.ecore.genmodel.GenModel; +import org.eclipse.emf.codegen.ecore.genmodel.GenPackage; +import org.eclipse.emf.common.util.BasicDiagnostic; +import org.eclipse.emf.common.util.BasicMonitor; +import org.eclipse.emf.common.util.Diagnostic; +import org.eclipse.emf.common.util.DiagnosticException; +import org.eclipse.emf.common.util.EList; +import org.eclipse.emf.common.util.Monitor; +import org.eclipse.emf.common.util.URI; +import org.eclipse.emf.common.util.UniqueEList; +import org.eclipse.emf.common.util.WrappedException; +import org.eclipse.emf.converter.ConverterPlugin; +import org.eclipse.emf.converter.util.ConverterUtil; +import org.eclipse.emf.ecore.EPackage; +import org.eclipse.emf.ecore.EcorePackage; +import org.eclipse.emf.ecore.resource.Resource; +import org.eclipse.emf.ecore.resource.ResourceSet; +import org.eclipse.emf.ecore.util.Diagnostician; +import org.eclipse.emf.ecore.util.EcoreUtil; +import org.eclipse.emf.importer.ModelImporter; + +import org.eclipse.core.resources.IFile; +import org.eclipse.core.resources.IFolder; +import org.eclipse.core.resources.IProject; +import org.eclipse.core.runtime.CoreException; + +import java.io.ByteArrayInputStream; +import java.io.InputStream; +import java.text.MessageFormat; +import java.util.List; + +public class CDOImporter extends ModelImporter +{ + public static final String IMPORTER_ID = "org.eclipse.emf.importer.cdo"; + + public static final String PLUGIN_VARIABLE = "CDO=org.eclipse.emf.cdo"; + + public static final String ROOT_EXTENDS_CLASS = "org.eclipse.emf.internal.cdo.CDOObjectImpl"; + + public static final String ROOT_EXTENDS_INTERFACE = "org.eclipse.emf.cdo.CDOObject"; + + public static final String CDO_MF_CONTENTS = "This is a marker file for bundles with CDO native models.\n"; + + public CDOImporter() + { + } + + @Override + public String getID() + { + return IMPORTER_ID; + } + + @Override + protected Diagnostic doComputeEPackages(Monitor monitor) throws Exception + { + Diagnostic diagnostic = Diagnostic.OK_INSTANCE; + + List<URI> locationURIs = getModelLocationURIs(); + if (locationURIs.isEmpty()) + { + diagnostic = new BasicDiagnostic(Diagnostic.ERROR, "org.eclipse.emf.cdo.migrator", 0, + "Specify a valid Ecore model and try loading again", null); + } + else + { + monitor.beginTask("", 2); + monitor.subTask(MessageFormat.format("Loading {0}", locationURIs)); + + ResourceSet ecoreResourceSet = createResourceSet(); + for (URI ecoreModelLocation : locationURIs) + { + ecoreResourceSet.getResource(ecoreModelLocation, true); + } + EcoreUtil.resolveAll(ecoreResourceSet); + + for (Resource resource : ecoreResourceSet.getResources()) + { + getEPackages().addAll( + EcoreUtil.<EPackage> getObjectsByType(resource.getContents(), EcorePackage.Literals.EPACKAGE)); + } + + BasicDiagnostic diagnosticChain = new BasicDiagnostic(ConverterPlugin.ID, ConverterUtil.ACTION_MESSAGE_NONE, + "Problems were detected while validating and converting the Ecore models", null); + for (EPackage ePackage : getEPackages()) + { + Diagnostician.INSTANCE.validate(ePackage, diagnosticChain); + } + if (diagnosticChain.getSeverity() != Diagnostic.OK) + { + diagnostic = diagnosticChain; + } + } + return diagnostic; + } + + @Override + public void addToResource(EPackage ePackage, ResourceSet resourceSet) + { + if (ePackage.eResource() != null && getGenModel().eResource() != null) + { + URI ePackageURI = ePackage.eResource().getURI(); + URI genModelURI = getGenModel().eResource().getURI(); + + if (!ePackageURI.trimSegments(1).equals(genModelURI.trimSegments(1))) + { + ePackage.eResource().getContents().remove(ePackage); + } + } + super.addToResource(ePackage, resourceSet); + } + + @Override + protected void adjustGenModel(Monitor monitor) + { + super.adjustGenModel(monitor); + + URI genModelURI = createFileURI(getGenModelPath().toString()); + for (URI uri : getModelLocationURIs()) + { + GenModel genModel = getGenModel(); + genModel.getForeignModel().add(makeRelative(uri, genModelURI).toString()); + adjustGenModelCDO(genModel, monitor); + } + } + + protected void adjustGenModelCDO(GenModel genModel, Monitor monitor) + { + genModel.setFeatureDelegation(GenDelegationKind.REFLECTIVE_LITERAL); + genModel.setRootExtendsClass(ROOT_EXTENDS_CLASS); + genModel.setRootExtendsInterface(ROOT_EXTENDS_INTERFACE); + + EList<String> pluginVariables = genModel.getModelPluginVariables(); + if (!pluginVariables.contains(PLUGIN_VARIABLE)) + { + pluginVariables.add(PLUGIN_VARIABLE); + } + + String projectName = getModelProjectName(); + IProject project = getWorkspaceRoot().getProject(projectName); + IFolder folder = project.getFolder("META-INF"); + if (!folder.exists()) + { + try + { + folder.create(true, true, BasicMonitor.toIProgressMonitor(monitor)); + } + catch (CoreException ex) + { + throw new WrappedException(ex); + } + } + + IFile file = folder.getFile("CDO.MF"); + if (!file.exists()) + { + try + { + InputStream contents = new ByteArrayInputStream(CDO_MF_CONTENTS.getBytes()); + file.create(contents, true, BasicMonitor.toIProgressMonitor(monitor)); + } + catch (CoreException ex) + { + throw new WrappedException(ex); + } + } + } + + @Override + protected void handleOriginalGenModel() throws DiagnosticException + { + URI genModelURI = getOriginalGenModel().eResource().getURI(); + StringBuffer text = new StringBuffer(); + for (String value : getOriginalGenModel().getForeignModel()) + { + if (value.endsWith(".ecore") || value.endsWith(".emof")) + { + text.append(makeAbsolute(URI.createURI(value), genModelURI).toString()); + text.append(" "); + } + } + + if (text.length() == 0) + { + List<URI> locations = new UniqueEList<URI>(); + for (GenPackage genPackage : getOriginalGenModel().getGenPackages()) + { + URI ecoreURI = genPackage.getEcorePackage().eResource().getURI(); + if (locations.add(ecoreURI)) + { + text.append(makeAbsolute(URI.createURI(ecoreURI.toString()), genModelURI).toString()); + text.append(" "); + } + } + } + + setModelLocation(text.toString().trim()); + } +}
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