Fix issue eclipse-gemoc#13

Signed-off-by: fcoulon <fabien.coulon@obeo.fr>
fcoulon · Jun 12, 2019 · de59f75 · de59f75
1 parent 9aae275
commit de59f75
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Showing 2 changed files with 76 additions and 12 deletions.
diff --git a/...org/eclipse/gemoc/ale/interpreted/engine/ui/launcher/tabs/LaunchConfigurationMainTab.java b/...org/eclipse/gemoc/ale/interpreted/engine/ui/launcher/tabs/LaunchConfigurationMainTab.java
@@ -142,6 +142,18 @@ public void initializeFrom(ILaunchConfiguration configuration) {
 			_entryPointModelElementLabel.setText("");
 			_entryPointMethodText.setText(runConfiguration.getExecutionEntryPoint());
 			updateMainElementName();
+
+			org.eclipse.gemoc.dsl.Dsl language = DslHelper.load(_languageCombo.getText());
+			if(language != null) {
+				List<String> errors = Helper.validate(language);
+				for(String error : errors) {
+					setErrorMessage(error);
+				}
+			}
+			else {
+				setErrorMessage("Can't find the language: '" + _languageCombo.getText() + "'");
+			}
+
 		} catch (CoreException e) {
 			Activator.error(e.getMessage(), e);
 		}
@@ -490,17 +502,23 @@ protected String getModelInitializationMethodName(){
 
 				Dsl environment = Helper.gemocDslToAleDsl(language);
 				ALEInterpreter interpreter = new ALEInterpreter();
-				List<ParseResult<ModelUnit>> parsedSemantics = (new DslBuilder(interpreter.getQueryEnvironment())).parse(environment);
-				Optional<Method> initOperation =
-					parsedSemantics
-					.stream()
-					.filter(sem -> sem.getRoot() != null)
-					.map(sem -> sem.getRoot())
-					.flatMap(unit -> unit.getClassExtensions().stream())
-					.filter(xtdCls -> xtdCls.getBaseClass().getName().equals(tagetClassName))
-					.flatMap(xtdCls -> xtdCls.getMethods().stream())
-					.filter(op -> op.getTags().contains("init"))
-					.findFirst();
+				Optional<Method> initOperation = Optional.empty();
+				try {
+					List<ParseResult<ModelUnit>> parsedSemantics = (new DslBuilder(interpreter.getQueryEnvironment())).parse(environment);
+					initOperation =
+							parsedSemantics
+							.stream()
+							.filter(sem -> sem.getRoot() != null)
+							.map(sem -> sem.getRoot())
+							.flatMap(unit -> unit.getClassExtensions().stream())
+							.filter(xtdCls -> xtdCls.getBaseClass().getName().equals(tagetClassName))
+							.flatMap(xtdCls -> xtdCls.getMethods().stream())
+							.filter(op -> op.getTags().contains("init"))
+							.findFirst();
+				}
+				catch(Exception e) {
+					e.printStackTrace();
+				}
 
 				if(initOperation.isPresent()){
 					return (new MethodLabelProvider()).getText(initOperation.get());

diff --git a/...pse.gemoc.ale.interpreted.engine/src/org/eclipse/gemoc/ale/interpreted/engine/Helper.java b/...pse.gemoc.ale.interpreted.engine/src/org/eclipse/gemoc/ale/interpreted/engine/Helper.java
@@ -1,5 +1,8 @@
 package org.eclipse.gemoc.ale.interpreted.engine;
 
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.nio.file.Paths;
 import java.util.ArrayList;
 import java.util.List;
 import java.util.Optional;
@@ -21,7 +24,50 @@ public static org.eclipse.emf.ecoretools.ale.core.parser.Dsl gemocDslToAleDsl(or
 	         .map(elem -> URI.createFileURI(WorkbenchDsl.convertToFile(elem)).toString())
 	         .collect(Collectors.toList());
 
-		return new WorkbenchDsl(ecoreFileUris,aleUris);
+		WorkbenchDsl res = new WorkbenchDsl(new ArrayList<String>(),new ArrayList<String>());
+		try {
+			res = new WorkbenchDsl(ecoreFileUris,aleUris);
+		}
+		catch(Exception e) {
+			e.printStackTrace();
+		}
+		return res;
+	}
+
+	/**
+	 * Check language's Ecore & ALE URIs
+	 */
+	public static List<String> validate(org.eclipse.gemoc.dsl.Dsl language) {
+		List<String> errors = new ArrayList<>();
+
+		List<String> ecoreUris = getEcoreUris(language);
+		List<String> aleUris = getAleUris(language);
+
+		for(String uri : ecoreUris) {
+			boolean isPresent = false;
+			try {
+				isPresent = Files.exists(Paths.get(URI.createFileURI(WorkbenchDsl.convertToFile(uri)).toString()));
+			}
+			catch(Exception e) {}
+
+			if(!isPresent) {
+				errors.add("Can't find: " + uri + " (declared in the language '" + language.getName() + "'");
+			}
+		}
+
+		for(String uri : aleUris) {
+			boolean isPresent = false;
+			try {
+				isPresent = Files.exists(Paths.get(URI.createFileURI(WorkbenchDsl.convertToFile(uri)).toString()));
+			}
+			catch(Exception e) {}
+
+			if(!isPresent) {
+				errors.add("Can't find: " + uri + " (declared in the language '" + language.getName() + "'");
+			}
+		}
+
+		return errors;
 	}
 
 	public static List<String> getEcoreUris(org.eclipse.gemoc.dsl.Dsl language) {