Validate generator model before generating to identify corrupt links without build automatically

plugins/org.yakindu.sct.generator.genmodel.ui/src/org/yakindu/sct/generator/genmodel/ui/action/GenerateModelAction.java

@@ -16,6 +16,12 @@ import org.eclipse.core.resources.IResource;
 import org.eclipse.core.runtime.CoreException;
 import org.eclipse.core.runtime.IStatus;
 import org.eclipse.core.runtime.Status;
+import org.eclipse.emf.common.util.Diagnostic;
+import org.eclipse.emf.common.util.URI;
+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.util.Diagnostician;
 import org.eclipse.jface.action.IAction;
 import org.eclipse.jface.dialogs.ErrorDialog;
 import org.eclipse.jface.viewers.ISelection;
@@ -26,6 +32,7 @@ import org.eclipse.ui.IWorkbenchPart;
 import org.eclipse.ui.PlatformUI;
 import org.yakindu.sct.generator.core.GeneratorActivator;
 import org.yakindu.sct.generator.core.GeneratorExecutor;
+import org.yakindu.sct.generator.genmodel.ui.internal.SGenActivator;
 
 import com.google.inject.Inject;
 
@@ -41,9 +48,11 @@ public class GenerateModelAction implements IObjectActionDelegate {
 	@Inject
 	private GeneratorExecutor generatorExecutor;
 
+	private IWorkbenchPart workbenchPart;
+
 	public void run(IAction action) {
 		IFile file = unwrap();
-		
+
 		if (hasError(file)) {
 			Shell shell = PlatformUI.getWorkbench().getActiveWorkbenchWindow()
 					.getShell();
@@ -56,7 +65,6 @@ public class GenerateModelAction implements IObjectActionDelegate {
 		generatorExecutor.executeGenerator(file);
 	}
 
-
 	private boolean hasError(IFile file) {
 		IMarker[] findMarkers = null;
 		try {
@@ -70,12 +78,42 @@ public class GenerateModelAction implements IObjectActionDelegate {
 				}
 			}
 		} catch (CoreException e) {
-			e.printStackTrace();
+			SGenActivator
+					.getInstance()
+					.getLog()
+					.log(new Status(
+							IStatus.WARNING,
+							SGenActivator.ORG_YAKINDU_SCT_GENERATOR_GENMODEL_SGEN,
+							"Error in determine, if file contains errors", e));
+		}
+
+		ResourceSet rs = new ResourceSetImpl();
+
+		try {
+			Resource resource = rs.getResource(URI.createPlatformResourceURI(
+					file.getFullPath().toString(), true), true);
+			if (!resource.getErrors().isEmpty()) {
+				return true;
+			}
+			if (resource != null && !resource.getContents().isEmpty()) {
+				Diagnostic diagnostic = Diagnostician.INSTANCE
+						.validate(resource.getContents().get(0));
+				if (diagnostic.getSeverity() == Diagnostic.ERROR) {
+					return true;
+				}
+			}
+		} catch (RuntimeException e) {
+			SGenActivator
+					.getInstance()
+					.getLog()
+					.log(new Status(
+							IStatus.INFO,
+							SGenActivator.ORG_YAKINDU_SCT_GENERATOR_GENMODEL_SGEN,
+							"Error in opening Resource", e));
 		}
 		return false;
 	}
 
-
 	private IFile unwrap() {
 		if (selection instanceof StructuredSelection) {
 			Object firstElement = ((StructuredSelection) selection)
@@ -92,6 +130,7 @@ public class GenerateModelAction implements IObjectActionDelegate {
 	}
 
 	public void setActivePart(IAction action, IWorkbenchPart targetPart) {
+		this.workbenchPart = targetPart;
 	}
 
 }