diff --git a/src/core/de.evoal.core.arff/src/main/java/de/evoal/core/arff/cdi/ArffBlackboardEntry.java b/src/core/de.evoal.core.arff/src/main/java/de/evoal/core/arff/cdi/ArffBlackboardEntry.java
index f8634c4646bb3826280ecfe8d2cac5fc543e787a..848f3267b0841f1d74ae738d0492acd15c6c076b 100644
--- a/src/core/de.evoal.core.arff/src/main/java/de/evoal/core/arff/cdi/ArffBlackboardEntry.java
+++ b/src/core/de.evoal.core.arff/src/main/java/de/evoal/core/arff/cdi/ArffBlackboardEntry.java
@@ -4,7 +4,7 @@ public final class ArffBlackboardEntry {
/**
* The arff file to read.
*/
- public static final String ARFF_INPUT = "arff:arff-input";
+ public static final String ARFF_INPUT = "arff:input";
/**
diff --git a/src/core/de.evoal.core.arff/src/main/java/de/evoal/core/arff/io/ArffPropertiesWriter.java b/src/core/de.evoal.core.arff/src/main/java/de/evoal/core/arff/io/ArffPropertiesWriter.java
index 8eac81f3fd296bb7bfd009761819d962405ba853..7b1b967a8e8773b0309cf5773bb1182fe35762bf 100644
--- a/src/core/de.evoal.core.arff/src/main/java/de/evoal/core/arff/io/ArffPropertiesWriter.java
+++ b/src/core/de.evoal.core.arff/src/main/java/de/evoal/core/arff/io/ArffPropertiesWriter.java
@@ -13,7 +13,7 @@ import java.io.FileOutputStream;
@Slf4j
@Dependent
-@Named("json-writer")
+@Named("arff-writer")
public class ArffPropertiesWriter implements PropertiesWriter {
private FileOutputStream outputStream;
diff --git a/src/core/de.evoal.core.arff/src/test/java/de/evoal/core/arff/ArffPropertiesReaderTest.java b/src/core/de.evoal.core.arff/src/test/java/de/evoal/core/arff/ArffPropertiesReaderTest.java
new file mode 100644
index 0000000000000000000000000000000000000000..9663299824f9e19878c4197da39e8406925c74cc
--- /dev/null
+++ b/src/core/de.evoal.core.arff/src/test/java/de/evoal/core/arff/ArffPropertiesReaderTest.java
@@ -0,0 +1,40 @@
+package de.evoal.core.arff;
+
+import de.evoal.core.api.properties.PropertiesSpecification;
+import de.evoal.core.api.properties.io.PropertiesReader;
+import de.evoal.core.api.utils.EvoalIOException;
+import de.evoal.core.arff.utils.LanguageUtils;
+import de.evoal.core.arff.utils.ResourceUtils;
+import de.evoal.languages.model.ddl.DataDescriptionModel;
+import org.junit.jupiter.api.Assertions;
+import org.junit.jupiter.api.Test;
+
+import java.io.File;
+import java.io.IOException;
+import java.nio.file.Files;
+import java.nio.file.Path;
+
+public class ArffPropertiesReaderTest {
+
+ @Test
+ public void testSimpleArff() throws EvoalIOException, IOException {
+ final Path temporary = Files.createTempDirectory("evoal");
+ final File temporaryFolder = temporary.toFile();
+ ResourceUtils.unpack(getClass().getClassLoader(), temporaryFolder, "simple/input.arff", "simple/specification.ddl");
+// final DataDescriptionModel model = LanguageUtils.load(new File(temporaryFolder, "simple/specification.ddl"), DataDescriptionModel.class);
+// final PropertiesSpecification specification = toSpecification(model);
+
+
+// final PropertiesReader testee = new ArffPropertiesReader()
+// .init(new File(temporaryFolder, "input.arff"), specification);
+
+// Assertions.assertTrue(testee.hasNext());
+ }
+
+ private PropertiesSpecification toSpecification(final DataDescriptionModel model) {
+ return PropertiesSpecification
+ .builder()
+ .add(model.getDescriptions().stream())
+ .build();
+ }
+}
diff --git a/src/core/de.evoal.core.arff/src/test/java/de/evoal/core/arff/utils/LanguageUtils.java b/src/core/de.evoal.core.arff/src/test/java/de/evoal/core/arff/utils/LanguageUtils.java
new file mode 100644
index 0000000000000000000000000000000000000000..8ab0f281f22eb70ccc001b66ac284e393a961894
--- /dev/null
+++ b/src/core/de.evoal.core.arff/src/test/java/de/evoal/core/arff/utils/LanguageUtils.java
@@ -0,0 +1,60 @@
+package de.evoal.core.arff.utils;
+
+import de.evoal.languages.model.ddl.DataDescriptionModel;
+import de.evoal.languages.model.ddl.DdlPackage;
+import de.evoal.languages.model.ddl.dsl.DataDescriptionLanguageStandaloneSetup;
+import lombok.NonNull;
+import org.eclipse.emf.common.util.URI;
+import org.eclipse.emf.ecore.EObject;
+import org.eclipse.emf.ecore.resource.Resource;
+import org.eclipse.emf.ecore.resource.ResourceSet;
+import org.eclipse.emf.ecore.resource.impl.ResourceSetImpl;
+
+import java.io.File;
+import java.util.List;
+
+public class LanguageUtils {
+
+ /**
+ * Loads an EMF model and returns the model instance.
+ *
+ * @param path Path of the model to load.
+ *
+ * @return A valid reference to the model
+ *
+ * @throws Exception If there is any problem while loading the model
+ */
+ public static <T extends EObject> T load(final @NonNull File path, final Class<T> cl) {
+ loadPackages();
+
+ final URI modelURI = URI.createPlatformResourceURI(path.toString(), true);
+ return load(modelURI, cl);
+ }
+
+ private static void loadPackages() {
+ //DataDescriptionLanguageStandaloneSetup.doSetup();
+ }
+
+ private static <T extends EObject> T load(final URI modelURI, final Class<T> cl) {
+ final ResourceSet rs = new ResourceSetImpl();
+ final Resource modelResource = rs.getResource(modelURI, true);
+
+ final List<EObject> resourceContents = modelResource.getContents();
+
+ if(resourceContents.isEmpty()) {
+ throw new RuntimeException(String.format("Resource %s is empty.", modelURI));
+ }
+
+ if(resourceContents.size() > 1) {
+ throw new RuntimeException(String.format("Resource %s has to many members.", modelURI));
+ }
+
+ final EObject root = resourceContents.get(0);
+
+ try {
+ return cl.cast(root);
+ } catch(final ClassCastException e) {
+ throw new RuntimeException("Loaded object cannot be casted to " + cl.getName(), e);
+ }
+ }
+}
diff --git a/src/core/de.evoal.core.arff/src/test/java/de/evoal/core/arff/utils/ResourceUtils.java b/src/core/de.evoal.core.arff/src/test/java/de/evoal/core/arff/utils/ResourceUtils.java
new file mode 100644
index 0000000000000000000000000000000000000000..aff7f2b57c0353daf7d1803b5cf0da585d8c5d90
--- /dev/null
+++ b/src/core/de.evoal.core.arff/src/test/java/de/evoal/core/arff/utils/ResourceUtils.java
@@ -0,0 +1,49 @@
+package de.evoal.core.arff.utils;
+
+import org.junit.jupiter.api.io.TempDir;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import java.io.File;
+import java.io.InputStream;
+import java.nio.file.*;
+import java.io.IOException;
+import java.net.URL;
+import java.nio.file.attribute.FileAttribute;
+import java.nio.file.attribute.PosixFileAttributes;
+import java.nio.file.attribute.PosixFilePermission;
+import java.nio.file.attribute.PosixFilePermissions;
+import java.util.Enumeration;
+import java.util.HashSet;
+import java.util.Set;
+
+public final class ResourceUtils {
+ private static Logger log = LoggerFactory.getLogger(ResourceUtils.class);
+ public static void unpack(final ClassLoader loader, final File destination, final String ... files) throws IOException {
+ for(final String base : files) {
+ log.info("Searching for file {}.", base);
+ final Enumeration<URL> resources = loader.getResources(base);
+ while(resources.hasMoreElements()) {
+ final URL resource = resources.nextElement();
+
+ final Path outputPath = Path.of(destination.toString(), base);
+ final Set<PosixFilePermission> permissions = new HashSet<>();
+ permissions.add(PosixFilePermission.OWNER_READ);
+ permissions.add(PosixFilePermission.OWNER_WRITE);
+ permissions.add(PosixFilePermission.OWNER_EXECUTE);
+
+ try {
+ Files.createDirectory(outputPath.getParent(), PosixFilePermissions.asFileAttribute(permissions));
+ } catch(final FileAlreadyExistsException e) {
+ // ignore
+ }
+
+ log.info("Copying to {}", outputPath);
+
+ try(final InputStream iStream = resource.openStream()) {
+ Files.copy(iStream, outputPath, StandardCopyOption.REPLACE_EXISTING);
+ }
+ }
+ }
+ }
+}
diff --git a/src/core/de.evoal.core.arff/src/test/resources/simple/input.arff b/src/core/de.evoal.core.arff/src/test/resources/simple/input.arff
new file mode 100644
index 0000000000000000000000000000000000000000..5d36ac62ca67243a4f2be8bb0ca4dba73daa1aaa
--- /dev/null
+++ b/src/core/de.evoal.core.arff/src/test/resources/simple/input.arff
@@ -0,0 +1,26 @@
+% 1. Title: Iris Plants Database
+%
+% 2. Sources:
+% (a) Creator: R.A. Fisher
+% (b) Donor: Michael Marshall (MARSHALL%PLU@io.arc.nasa.gov)
+% (c) Date: July, 1988
+%
+@RELATION iris
+
+@ATTRIBUTE sepallength NUMERIC
+@ATTRIBUTE sepalwidth NUMERIC
+@ATTRIBUTE petallength NUMERIC
+@ATTRIBUTE petalwidth NUMERIC
+@ATTRIBUTE class {Iris-setosa,Iris-versicolor,Iris-virginica}
+
+@DATA
+5.1,3.5,1.4,0.2,Iris-setosa
+4.9,3.0,1.4,0.2,Iris-setosa
+4.7,3.2,1.3,0.2,Iris-setosa
+4.6,3.1,1.5,0.2,Iris-setosa
+5.0,3.6,1.4,0.2,Iris-setosa
+5.4,3.9,1.7,0.4,Iris-setosa
+4.6,3.4,1.4,0.3,Iris-setosa
+5.0,3.4,1.5,0.2,Iris-setosa
+4.4,2.9,1.4,0.2,Iris-setosa
+4.9,3.1,1.5,0.1,Iris-setosa
\ No newline at end of file
diff --git a/src/core/de.evoal.core.arff/src/test/resources/simple/specification.ddl b/src/core/de.evoal.core.arff/src/test/resources/simple/specification.ddl
new file mode 100644
index 0000000000000000000000000000000000000000..e69de29bb2d1d6434b8b29ae775ad8c2e48c5391
diff --git a/src/core/de.evoal.core/src/main/java/de/evoal/core/main/Evoal.java b/src/core/de.evoal.core/src/main/java/de/evoal/core/main/Evoal.java
index 07913ade960a3d03831e3fa30a5c9a8884718314..5d9da60baebeab9c5b0158efee56a7a2b811f0a6 100644
--- a/src/core/de.evoal.core/src/main/java/de/evoal/core/main/Evoal.java
+++ b/src/core/de.evoal.core/src/main/java/de/evoal/core/main/Evoal.java
@@ -39,7 +39,7 @@ public final class Evoal {
try {
main = BeanProvider.getContextualReference(mainName, false, MainClass.class);
} catch(final Throwable e) {
- logMainError();
+ logMainError(e);
System.exit(1);
}
@@ -52,8 +52,9 @@ public final class Evoal {
cdiContainer.shutdown();
}
- private static void logMainError() {
- log.error("Name of main class was not set. Please specify the main class via command line (-BMAIN=<name>).");
+ private static void logMainError(final Throwable e) {
+ log.error("Filed to create main.", e);
+ log.error("Name of main class was not set correctly. Please specify the main class via command line (-B{}=<name>).", BlackboardEntry.MAIN);
Set<Bean<MainClass>> beans = BeanProvider.getBeanDefinitions(MainClass.class, true, true);
log.error(" possible names are:");
diff --git a/src/core/de.evoal.core/src/main/java/de/evoal/core/main/producer/BlackboardValueProducer.java b/src/core/de.evoal.core/src/main/java/de/evoal/core/main/producer/BlackboardValueProducer.java
index 5a36a78c40d61f1b7400bc93e76bfedd54f3c6cd..31426938dcdbf7eb04d281b8469853a7dd598608 100644
--- a/src/core/de.evoal.core/src/main/java/de/evoal/core/main/producer/BlackboardValueProducer.java
+++ b/src/core/de.evoal.core/src/main/java/de/evoal/core/main/producer/BlackboardValueProducer.java
@@ -33,16 +33,17 @@ public class BlackboardValueProducer {
@BlackboardValue(BlackboardEntry.EA_CONFIGURATION)
public String injectStringValue(final InjectionPoint ip, final Blackboard board) {
final BlackboardValue value = ip.getAnnotated().getAnnotation(BlackboardValue.class);
+ final Object result = board.get(value.value());
- return castValue(board.get(value.value()));
+ return castValue(result);
}
@Produces
@BlackboardValue(BlackboardEntry.EA_CONFIGURATION)
public File injectFileValue(final InjectionPoint ip, final Blackboard board) {
final BlackboardValue value = ip.getAnnotated().getAnnotation(BlackboardValue.class);
-
- return castValue(board.get(value.value()));
+ final Object result = board.get(value.value());
+ return new File(result.toString());
}
@Produces