/**************************************************************************
* ERA - Eclipse Requirements Analysis
* ==============================================
* Copyright (C) 2009-2013 by Georg Blaschke, Christoph P. Neumann
* and Bernd Haberstumpf (http://era.origo.ethz.ch)
**************************************************************************
* Licensed under the Eclipse Public License - v 1.0 (the "License");
* you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.eclipse.org/org/documents/epl-v10.html
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
**************************************************************************
*/
package era.foss.erf.exporter;
import java.io.IOException;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import org.eclipse.core.resources.IFile;
import org.eclipse.core.runtime.FileLocator;
import org.eclipse.core.runtime.Path;
import org.eclipse.core.runtime.Platform;
import org.eclipse.emf.common.util.URI;
import org.eclipse.emf.ecore.EPackage;
import org.eclipse.emf.ecore.resource.Resource;
import org.eclipse.emf.ecore.resource.ResourceSet;
import org.eclipse.emf.ecore.resource.impl.ResourceSetImpl;
import org.eclipse.emf.ecore.xmi.XMLResource;
import org.eclipse.emf.ecore.xmi.impl.XMIResourceFactoryImpl;
import org.eclipse.emf.ecore.xmi.impl.XMLResourceFactoryImpl;
import org.eclipse.jface.wizard.WizardPage;
import org.eclipse.swt.SWT;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.DirectoryDialog;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Event;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.widgets.Listener;
import org.eclipse.swt.widgets.Text;
/**
* The Class RifExportWizardMainPage.
*/
public class RifExportWizardMainPage extends WizardPage {
/**
* Instantiates a new rif export wizard main page.
*
* @param pageName the page name
* @param erfFileList the erf file list
*/
public RifExportWizardMainPage( String pageName, List<IFile> erfFileList ) {
super( pageName );
this.setTitle( Activator.getPlugin().getString( "export.wizard.rif.description" ) );
this.setErrorMessage( Activator.getPlugin().getString( "export.wizard.rif.error.selectDir" ) );
this.erfWorkspaceResourceList = erfFileList;
}
// Text field holding the directory name where the output is written to
/** The erf workspace resource list. */
private List<IFile> erfWorkspaceResourceList;
/** The Dir name. */
private Text DirName;
/** The is complete. */
private boolean isComplete;
/* (non-Javadoc)
* @see org.eclipse.jface.dialogs.IDialogPage#createControl(org.eclipse.swt.widgets.Composite)
*/
@Override
public void createControl( Composite parent ) {
// create the composite to hold the widgets
Composite composite = new Composite( parent, SWT.NULL );
// create the desired layout for this wizard page
GridLayout gl = new GridLayout();
gl.numColumns = 3;
composite.setLayout( gl );
/*
* Create Label, text field and button for selecting the output directory
*/
new Label( composite, SWT.NONE ).setText( "Directory" );
DirName = new Text( composite, SWT.BORDER );
DirName.setLayoutData( new GridData( GridData.FILL_HORIZONTAL ) );
if( erfWorkspaceResourceList.size() > 0 ) {
DirName.setText( erfWorkspaceResourceList.get( 0 ).getParent().getLocation().toOSString() );
RifExportWizardMainPage.this.setErrorMessage( null );
RifExportWizardMainPage.this.setComplete( true );
RifExportWizardMainPage.this.getWizard().canFinish();
}
Button buttonSelectFile = new Button( composite, SWT.PUSH );
buttonSelectFile.setText( "Browse..." );
buttonSelectFile.addListener( SWT.Selection, new Listener() {
public void handleEvent( Event event ) {
DirectoryDialog dirDialog = new DirectoryDialog( Display.getCurrent().getActiveShell(), SWT.MULTI );
dirDialog.setFilterPath( DirName.getText() );
String dirName = dirDialog.open();
if( dirName != null ) {
DirName.setText( dirName );
RifExportWizardMainPage.this.setErrorMessage( null );
RifExportWizardMainPage.this.setComplete( true );
RifExportWizardMainPage.this.getWizard().canFinish();
} else {
DirName.setText( "" );
RifExportWizardMainPage.this.setErrorMessage( Activator.getPlugin()
.getString( "export.wizard.rif.error.selectDir" ) );
RifExportWizardMainPage.this.setComplete( false );
}
RifExportWizardMainPage.this.getWizard().getContainer().updateButtons();
}
} );
// use composite as main widget for this page
setControl( composite );
}
/**
* Sets the complete.
*
* @param complete the new complete
*/
protected void setComplete( boolean complete ) {
this.isComplete = complete;
}
/* (non-Javadoc)
* @see org.eclipse.jface.wizard.WizardPage#isPageComplete()
*/
public boolean isPageComplete() {
return this.isComplete;
}
/**
* The Finish button was pressed. Try to do the required work now and answer a boolean indicating success. If false
* is returned then the wizard will not close.
*
* @return boolean
* @throws IOException Signals that an I/O exception has occurred.
*/
public boolean finish() throws IOException {
if( erfWorkspaceResourceList.isEmpty() ) return true;
// create rif11 EPackage from .ecore file:
EPackage rif11Package = null;
try {
rif11Package = loadRIF11EPackage( URI.createURI( FileLocator.find( Platform.getBundle( "era.foss.erf.exporter.m2m" ),
new Path( "model/rif_11.ecore" ),
null )
.toExternalForm() ) );
} catch( IOException e ) {
throw new IOException( e );
}
// rif11Package = loadRIF11EPackage( URI.createURI(
// METAMODELFILE_RIF_11_ECORE, false ) );
EPackage.Registry.INSTANCE.put( rif11Package.getNsURI(), rif11Package );
// prepare ResourceSet for the Resource (for registering EXT-to-Factory
// differently according to load and store)
ResourceSet resourceSet = new ResourceSetImpl();
for( IFile workspaceResource : erfWorkspaceResourceList ) {
URI sourceErfURI = URI.createURI( workspaceResource.getLocationURI().toString(), true );
URI targetBasedirURI = URI.createFileURI( DirName.getText().trim() );
URI targetRifURI = targetBasedirURI.appendSegment( sourceErfURI.trimFileExtension().appendFileExtension( "rif" ).lastSegment() ) ;
Resource resource = null;
// transform resource
try {
resource = transform( sourceErfURI, targetRifURI );
} catch( Exception e ) {
throw new IOException( e );
}
// load resource (if Rif-XMI is not directly produced by the transformation as Resource object, but only
// stored as file)
if( resource == null ) {
try {
resource = loadRifResourceFromRifXmi( resourceSet, targetRifURI );
} catch( IOException e ) {
throw new IOException( e );
}
}
// serialize resource
try {
assert (resource.getURI().equals( targetRifURI ));
storeRifResourceToRif11Xml( resourceSet, resource );
} catch( IOException e ) {
throw new IOException( e );
}
}
return true;
}
/**
* Transform.
*
* @param in the in
* @param out the out
* @return the resource
* @throws IOException Signals that an I/O exception has occurred.
*/
private Resource transform( URI in, URI out ) throws IOException {
ATLTranformer transformer = new ATLTranformer();
transformer.loadModel( "erf", null, getBundleURI( "era.foss.erf", "model/erf.ecore" ) );
transformer.loadModel( "rif11", null, getBundleURI( "era.foss.erf.exporter.m2m", "model/rif_11.ecore" ) );
transformer.loadModel( "IN", "erf", in );
return transformer.transform( getBundleURI( "era.foss.erf.exporter.m2m", "erf2rif11.asm" ).toString(),
"OUT",
out,
"rif11",
false );
}
/**
* Gets the bundle uri.
*
* @param bundle the bundle
* @param path the path
* @return the bundle uri
*/
private URI getBundleURI( String bundle, String path ) {
return URI.createPlatformPluginURI( bundle + "/" + path, true );
}
/**
* Load ri f11 e package.
*
* @param rif11MetamodelURI the rif11 metamodel uri
* @return the e package
* @throws IOException Signals that an I/O exception has occurred.
*/
private static EPackage loadRIF11EPackage( URI rif11MetamodelURI ) throws IOException {
EPackage rif11Package = null;
ResourceSet resourceSet = new ResourceSetImpl();
resourceSet.getResourceFactoryRegistry().getExtensionToFactoryMap().put( "ecore",
new XMIResourceFactoryImpl() );
Resource rif11MetamodelResource = resourceSet.createResource( rif11MetamodelURI );
rif11MetamodelResource.load( null );
rif11Package = (EPackage)rif11MetamodelResource.getContents().get( 0 );
return rif11Package;
}
/**
* Load rif resource from rif xmi.
*
* @param resourceSet the resource set
* @param rifXmiURI the rif xmi uri
* @return the resource
* @throws IOException Signals that an I/O exception has occurred.
*/
private Resource loadRifResourceFromRifXmi( ResourceSet resourceSet, URI rifXmiURI ) throws IOException {
Resource resource = null;
resourceSet.getResourceFactoryRegistry().getExtensionToFactoryMap().put( "rif", new XMIResourceFactoryImpl() );
resource = resourceSet.createResource( rifXmiURI );
resource.load( null );
return resource;
}
/**
* Store rif resource to rif11 xml.
*
* @param resourceSet the resource set
* @param rifResource the rif resource
* @throws IOException Signals that an I/O exception has occurred.
*/
private void storeRifResourceToRif11Xml( ResourceSet resourceSet, Resource rifResource ) throws IOException {
resourceSet.getResourceFactoryRegistry().getExtensionToFactoryMap().put( "rif", new XMLResourceFactoryImpl() );
Map<String, Object> saveOptions = new HashMap<String, Object>();
saveOptions.put( XMLResource.OPTION_EXTENDED_META_DATA, Boolean.TRUE );
rifResource.save( saveOptions );
}
}