Extracted a stand-alone version of the ATL compiler to be used outside Eclipse. Refactored duplicate code out of Atl2004Compiler and Atl2006Compiler.
diff --git a/deprecated/org.atl.eclipse.engine/src/org/atl/eclipse/engine/AtlStandaloneCompiler.java b/deprecated/org.atl.eclipse.engine/src/org/atl/eclipse/engine/AtlStandaloneCompiler.java
index f5bb316..35c76b1 100644
--- a/deprecated/org.atl.eclipse.engine/src/org/atl/eclipse/engine/AtlStandaloneCompiler.java
+++ b/deprecated/org.atl.eclipse.engine/src/org/atl/eclipse/engine/AtlStandaloneCompiler.java
@@ -1,144 +1,20 @@
package org.atl.eclipse.engine;
import java.io.InputStream;
-import java.net.URL;
-import java.util.Collection;
-import java.util.Collections;
-import java.util.HashMap;
-import java.util.Iterator;
-import java.util.Map;
-import org.atl.engine.repositories.emf4atl.ASMEMFModelElement;
-import org.atl.engine.vm.nativelib.ASMEnumLiteral;
-import org.atl.engine.vm.nativelib.ASMModel;
import org.eclipse.emf.ecore.EObject;
-import org.eclipse.emf.ecore.EStructuralFeature;
/**
- * The ATL compiler, refactored as a stand-alone class which does not depend on
- * the Eclipse core API.
+ * Eclipse-independent interface for ATL compilers.
*
- * @author JOUAULT (original version)
- * @author Matthias Bohlen (refactored to make it usable in Eclipse-less
- * environments, added CompileTimeError in the interface)
+ * @author Matthias Bohlen
*
*/
-public class AtlStandaloneCompiler {
- private static AtlStandaloneCompiler defaultCompiler = null;
-
- public static AtlStandaloneCompiler getDefault() {
- if (defaultCompiler == null) {
- defaultCompiler = new AtlStandaloneCompiler();
- }
- return defaultCompiler;
- }
-
- private URL ATLWFRurl = AtlCompiler.class
- .getResource("resources/ATL-WFR.asm");
-
- private AtlModelHandler amh;
-
- private ASMModel pbmm;
-
- private AtlStandaloneCompiler() {
- amh = AtlModelHandler.getDefault(AtlModelHandler.AMH_EMF);
- pbmm = amh.getBuiltInMetaModel("Problem");
- }
-
- private Object[] getProblems(ASMModel problems, EObject prev[]) {
- Object ret[] = new Object[2];
- EObject pbsa[] = null;
- Collection pbs = problems.getElementsByType("Problem");
-
- int nbErrors = 0;
- if (pbs != null) {
- pbsa = new EObject[pbs.size() + prev.length];
- System.arraycopy(prev, 0, pbsa, 0, prev.length);
- int k = prev.length;
- for (Iterator i = pbs.iterator(); i.hasNext();) {
- ASMEMFModelElement ame = ((ASMEMFModelElement) i.next());
- pbsa[k++] = ame.getObject();
- if ("error".equals(((ASMEnumLiteral) ame.get(null, "severity"))
- .getName())) {
- nbErrors++;
- }
- }
- }
-
- ret[0] = new Integer(nbErrors);
- ret[1] = pbsa;
-
- return ret;
- }
-
- /**
- * Compiles an ATL script.
- *
- * @param in
- * The InputStream to get atl source from.
- * @param outputFileName
- * Name of the file to which the ATL compiled program will be
- * saved.
- * @return A List of EObject instance of Problem.
- */
- public EObject[] compile(InputStream in, String outputFileName) {
- EObject ret[] = null;
- // Parsing + Semantic Analysis
- ASMModel parsed[] = AtlParser.getDefault().parseToModelWithProblems(in);
- ASMModel atlmodel = parsed[0];
- ASMModel problems = parsed[1];
-
- Object a[] = getProblems(problems, new EObject[0]);
- int nbErrors = ((Integer) a[0]).intValue();
- ret = (EObject[]) a[1];
-
- if (nbErrors == 0) {
- Map models = new HashMap();
- models.put("MOF", amh.getMof());
- models.put("ATL", atlmodel.getMetamodel());
- models.put("IN", atlmodel);
- models.put("Problem", pbmm);
- models.put("OUT", problems);
-
- Map params = Collections.EMPTY_MAP;
-
- Map libs = Collections.EMPTY_MAP;
-
- AtlLauncher.getDefault().launch(ATLWFRurl, libs, models, params);
-
- a = getProblems(problems, ret);
- nbErrors = ((Integer) a[0]).intValue();
- ret = (EObject[]) a[1];
- }
-
- if (nbErrors == 0) {
- // Generating code
- URL atlsaurl = AtlCompiler.class
- .getResource("resources/ATLToASMCompiler.asm");
-
- Map models = new HashMap();
- models.put("MOF", amh.getMof());
- models.put("ATL", amh.getAtl());
- models.put("IN", atlmodel);
-
- Map params = new HashMap();
- params.put("debug", "false");
- params.put("WriteTo", outputFileName);
-
- Map libs = new HashMap();
- libs.put("typeencoding", AtlParser.class
- .getResource("resources/typeencoding.asm"));
- libs.put("strings", AtlParser.class
- .getResource("resources/strings.asm"));
-
- AtlLauncher.getDefault().launch(atlsaurl, libs, models, params);
- }
-
- return ret;
- }
-
+public interface AtlStandaloneCompiler
+{
/**
* Compiles an ATL script and returns easily accessible error messages.
+ *
* @param in
* The InputStream to get atl source from.
* @param outputFileName
@@ -146,31 +22,17 @@
* saved.
* @return array of compiletime errors (0 length if no errors)
*/
- public CompileTimeError[] compileWithSimpleErrorResult(InputStream in, String outputFileName) {
- EObject eObjects[] = compile (in, outputFileName);
-
- // convert the EObjects into an easily readable form (instances of CompileTimeError).
- CompileTimeError[] result = new CompileTimeError[eObjects.length];
-
- for (int i = 0; i < eObjects.length; i++) {
- EObject eObject = eObjects[i];
- String location = getStringFeature(eObject, "location");
- String description = getStringFeature(eObject, "description");
- result[i] = new CompileTimeError(location, description);
- }
-
- return result;
- }
-
- /**
- * Gets the value of a feature (attribute) of a model object.
- * @param eObject the model object
- * @param featureName the name of the feature
- * @return the value of the feature
- */
- private String getStringFeature (EObject eObject, String featureName) {
- EStructuralFeature sfLocation = eObject.eClass().getEStructuralFeature(featureName);
- return (String) eObject.eGet(sfLocation);
- }
+ public CompileTimeError[] compile(InputStream in, String outputFileName);
+ /**
+ * Compiles an ATL script and returns easily accessible error messages.
+ *
+ * @param in
+ * The InputStream to get atl source from.
+ * @param outputFileName
+ * Name of the file to which the ATL compiled program will be
+ * saved.
+ * @return array of compiletime errors as EObjects (0 length if no errors)
+ */
+ public EObject[] compileWithProblemModel(InputStream in, String outputFileName);
}
