| 1 | package de.ugoe.cs.swe.bnftools.ui.handler;
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| 2 |
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| 3 | import org.eclipse.core.commands.AbstractHandler;
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| 4 | import org.eclipse.core.commands.ExecutionEvent;
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| 5 | import org.eclipse.core.commands.ExecutionException;
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| 6 | import org.eclipse.core.commands.IHandler;
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| 7 | import org.eclipse.core.resources.IFile;
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| 8 | import org.eclipse.core.resources.IFolder;
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| 9 | import org.eclipse.core.resources.IProject;
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| 10 | import org.eclipse.core.runtime.CoreException;
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| 11 | import org.eclipse.core.runtime.NullProgressMonitor;
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| 12 | import org.eclipse.emf.common.util.URI;
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| 13 | import org.eclipse.emf.ecore.resource.Resource;
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| 14 | import org.eclipse.emf.ecore.resource.ResourceSet;
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| 15 | import org.eclipse.jface.viewers.ISelection;
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| 16 | import org.eclipse.jface.viewers.IStructuredSelection;
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| 17 | import org.eclipse.ui.handlers.HandlerUtil;
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| 18 | import org.eclipse.xtext.builder.EclipseResourceFileSystemAccess;
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| 19 | import org.eclipse.xtext.generator.IGenerator;
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| 20 | import org.eclipse.xtext.resource.IResourceDescriptions;
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| 21 | import org.eclipse.xtext.ui.resource.IResourceSetProvider;
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| 22 |
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| 23 | import com.google.inject.Inject;
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| 24 | import com.google.inject.Provider;
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| 25 |
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| 26 | public class GenerationHandler extends AbstractHandler implements IHandler {
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| 27 |
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| 28 | @Inject
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| 29 | private IGenerator generator;
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| 30 |
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| 31 | @Inject
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| 32 | private Provider<EclipseResourceFileSystemAccess> fileAccessProvider;
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| 33 |
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| 34 | @Inject
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| 35 | IResourceDescriptions resourceDescriptions;
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| 36 |
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| 37 | @Inject
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| 38 | IResourceSetProvider resourceSetProvider;
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| 39 |
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| 40 | @Override
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| 41 | public Object execute(ExecutionEvent event) throws ExecutionException {
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| 42 |
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| 43 | ISelection selection = HandlerUtil.getCurrentSelection(event);
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| 44 | if (selection instanceof IStructuredSelection) {
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| 45 | IStructuredSelection structuredSelection = (IStructuredSelection) selection;
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| 46 | Object firstElement = structuredSelection.getFirstElement();
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| 47 | if (firstElement instanceof IFile) {
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| 48 | IFile file = (IFile) firstElement;
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| 49 | IProject project = file.getProject();
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| 50 | IFolder srcGenFolder = project.getFolder("src-gen");
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| 51 | if (!srcGenFolder.exists()) {
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| 52 | try {
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| 53 | srcGenFolder.create(true, true,
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| 54 | new NullProgressMonitor());
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| 55 | } catch (CoreException e) {
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| 56 | return null;
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| 57 | }
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| 58 | }
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| 59 |
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| 60 | final EclipseResourceFileSystemAccess fsa = fileAccessProvider.get();
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| 61 | fsa.setOutputPath(srcGenFolder.getFullPath().toString());
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| 62 |
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| 63 | URI uri = URI.createPlatformResourceURI(file.getFullPath().toString(), true);
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| 64 | ResourceSet rs = resourceSetProvider.get(project);
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| 65 | Resource r = rs.getResource(uri, true);
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| 66 | generator.doGenerate(r, fsa);
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| 67 |
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| 68 |
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| 69 | }
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| 70 | }
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| 71 | return null;
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| 72 | }
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| 73 |
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| 74 | @Override
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| 75 | public boolean isEnabled() {
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| 76 | return true;
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| 77 | }
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| 78 |
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| 79 | } |
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