add fixes for wt sulfur

fix devmgrs and db access

Issue-ID: CCSDK-3749
Signed-off-by: Michael Dürre <michael.duerre@highstreet-technologies.com>
Change-Id: I41018d2daa55b200a9ba89e784f8adf4200d32c3
Signed-off-by: Michael Dürre <michael.duerre@highstreet-technologies.com>

6 files changed, 125 insertions, 386 deletions

diff --git a/sdnr/wt/devicemanager-onap/onf14/provider/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/onf14/dom/impl/Onf14DomAirInterfaceNotificationListener.java b/sdnr/wt/devicemanager-onap/onf14/provider/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/onf14/dom/impl/Onf14DomAirInterfaceNotificationListener.java
index f72158e06..c510a1ae6 100644
--- a/sdnr/wt/devicemanager-onap/onf14/provider/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/onf14/dom/impl/Onf14DomAirInterfaceNotificationListener.java
+++ b/sdnr/wt/devicemanager-onap/onf14/provider/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/onf14/dom/impl/Onf14DomAirInterfaceNotificationListener.java
@@ -54,6 +54,7 @@ public class Onf14DomAirInterfaceNotificationListener implements DOMNotification
 
     @Override
     public void onNotification(@NonNull DOMNotification domNotification) {
+        log.debug("Got event of type :: {}", domNotification.getType());
         if (domNotification.getType()
                 .equals(Absolute.of(Onf14DevicemanagerQNames.AIR_INTERFACE_OBJECT_CREATE_NOTIFICATION))) {
             onObjectCreateNotification(domNotification);
@@ -140,6 +141,7 @@ public class Onf14DomAirInterfaceNotificationListener implements DOMNotification
                 Onf14DevicemanagerQNames.AIR_INTERFACE_OBJECT_PROBLEM_NOTIFICATION,
                 new DateAndTime(Onf14DMDOMUtility.getLeafValue(cn,
                         Onf14DevicemanagerQNames.AIR_INTERFACE_OBJECT_PROBLEM_NOTIFICATION_TIMESTAMP)));
+        log.debug("onObjectProblemNotification log entry written");
     }
 
     private void onObjectDeletionNotification(@NonNull DOMNotification domNotification) {
diff --git a/sdnr/wt/devicemanager-onap/onf14/provider/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/onf14/dom/impl/Onf14DomEthernetContainerNotificationListener.java b/sdnr/wt/devicemanager-onap/onf14/provider/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/onf14/dom/impl/Onf14DomEthernetContainerNotificationListener.java
index 218ece4e7..5aa069efb 100644
--- a/sdnr/wt/devicemanager-onap/onf14/provider/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/onf14/dom/impl/Onf14DomEthernetContainerNotificationListener.java
+++ b/sdnr/wt/devicemanager-onap/onf14/provider/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/onf14/dom/impl/Onf14DomEthernetContainerNotificationListener.java
@@ -98,7 +98,7 @@ public class Onf14DomEthernetContainerNotificationListener implements DOMNotific
                         new DateAndTime(cn.childByArg(new NodeIdentifier(
                                 Onf14DevicemanagerQNames.ETHERNET_CONTAINER_OBJECT_PROBLEM_NOTIFICATION_TIMESTAMP))
                                 .body().toString()));
-
+        log.debug("onProblemNotification log entry written");
     }
 
     public void onAttributeValueChangedNotification(DOMNotification notification) {
diff --git a/sdnr/wt/devicemanager-onap/onf14/provider/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/onf14/dom/impl/Onf14DomWireInterfaceNotificationListener.java b/sdnr/wt/devicemanager-onap/onf14/provider/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/onf14/dom/impl/Onf14DomWireInterfaceNotificationListener.java
index 5d148d3a3..401fbbe8d 100644
--- a/sdnr/wt/devicemanager-onap/onf14/provider/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/onf14/dom/impl/Onf14DomWireInterfaceNotificationListener.java
+++ b/sdnr/wt/devicemanager-onap/onf14/provider/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/onf14/dom/impl/Onf14DomWireInterfaceNotificationListener.java
@@ -92,7 +92,7 @@ public class Onf14DomWireInterfaceNotificationListener implements DOMNotificatio
                 Onf14DevicemanagerQNames.WIRE_INTERFACE_OBJECT_PROBLEM_NOTIFICATION,
                 new DateAndTime(Onf14DMDOMUtility.getLeafValue(cn,
                         Onf14DevicemanagerQNames.WIRE_INTERFACE_OBJECT_PROBLEM_NOTIFICATION_TIMESTAMP)));
-
+        log.debug("onProblemNotification log entry written");
     }
 
     public void onAttributeValueChangedNotification(DOMNotification notification) {
diff --git a/sdnr/wt/devicemanager-onap/onf14/provider/src/test/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/onf14/util/Onf14DomTestUtils.java b/sdnr/wt/devicemanager-onap/onf14/provider/src/test/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/onf14/util/Onf14DomTestUtils.java
index 6dc9b50b5..ad79a5c43 100644
--- a/sdnr/wt/devicemanager-onap/onf14/provider/src/test/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/onf14/util/Onf14DomTestUtils.java
+++ b/sdnr/wt/devicemanager-onap/onf14/provider/src/test/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/onf14/util/Onf14DomTestUtils.java
@@ -82,7 +82,7 @@ public class Onf14DomTestUtils {
 
 
     public static NormalizedNode getNormalizedNodeFromJson() throws IOException, URISyntaxException {
-        schemaContext = YangParserTestUtils.parseYangResourceDirectory("/");
+        schemaContext = TestYangParserUtil.parseYangResourceDirectory("/");
         lhotkaCodecFactory = JSONCodecFactorySupplier.DRAFT_LHOTKA_NETMOD_YANG_JSON_02.getShared(schemaContext);
         streamAsString =
                 loadTextFile(new File(Onf14DomTestUtils.class.getResource("/ControlConstruct-data-test.json").toURI()));
@@ -105,7 +105,7 @@ public class Onf14DomTestUtils {
 
     public static NormalizedNode getNormalizedNodeFromXML()
             throws XMLStreamException, URISyntaxException, IOException, SAXException {
-        schemaContext = YangParserTestUtils.parseYangResourceDirectory("/");
+        schemaContext = TestYangParserUtil.parseYangResourceDirectory("/");
         hwContainerSchema = Inference.ofDataTreePath(schemaContext, CORE_MODEL_CONTROL_CONSTRUCT_CONTAINER);
         final InputStream resourceAsStream =
                 Onf14DomTestUtils.class.getResourceAsStream("/ControlConstruct-data-test.xml");
diff --git a/sdnr/wt/devicemanager-onap/onf14/provider/src/test/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/onf14/util/TestYangParserUtil.java b/sdnr/wt/devicemanager-onap/onf14/provider/src/test/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/onf14/util/TestYangParserUtil.java
new file mode 100644
index 000000000..004f08da3
--- /dev/null
+++ b/sdnr/wt/devicemanager-onap/onf14/provider/src/test/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/onf14/util/TestYangParserUtil.java
@@ -0,0 +1,119 @@
+/*
+ * ============LICENSE_START=======================================================
+ * ONAP : ccsdk features
+ * ================================================================================
+ * Copyright (C) 2022 highstreet technologies GmbH Intellectual Property.
+ * All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ *
+ */
+package org.onap.ccsdk.features.sdnr.wt.devicemanager.onf14.util;
+
+import java.io.File;
+import java.io.FileFilter;
+import java.io.IOException;
+import java.net.URI;
+import java.net.URISyntaxException;
+import java.nio.file.Path;
+import java.util.Arrays;
+import java.util.Collection;
+import java.util.Iterator;
+import java.util.ServiceLoader;
+import java.util.Set;
+import java.util.stream.Collectors;
+
+import org.eclipse.jdt.annotation.NonNull;
+import org.opendaylight.yangtools.yang.common.QName;
+import org.opendaylight.yangtools.yang.common.YangConstants;
+import org.opendaylight.yangtools.yang.model.api.EffectiveModelContext;
+import org.opendaylight.yangtools.yang.model.repo.api.SchemaSourceRepresentation;
+import org.opendaylight.yangtools.yang.model.repo.api.YangTextSchemaSource;
+import org.opendaylight.yangtools.yang.parser.api.YangParser;
+import org.opendaylight.yangtools.yang.parser.api.YangParserConfiguration;
+import org.opendaylight.yangtools.yang.parser.api.YangParserException;
+import org.opendaylight.yangtools.yang.parser.api.YangParserFactory;
+import org.opendaylight.yangtools.yang.parser.api.YangSyntaxErrorException;
+
+public final class TestYangParserUtil {
+
+	private static final FileFilter YANG_FILE_FILTER = file -> {
+		final String name = file.getName();
+		return name.endsWith(YangConstants.RFC6020_YANG_FILE_EXTENSION) && file.isFile();
+	};
+
+	private static final @NonNull YangParserFactory PARSER_FACTORY;
+
+	static {
+		final Iterator<@NonNull YangParserFactory> it = ServiceLoader.load(YangParserFactory.class).iterator();
+		if (!it.hasNext()) {
+			throw new IllegalStateException("No YangParserFactory found");
+		}
+		PARSER_FACTORY = it.next();
+	}
+
+	public static EffectiveModelContext parseYangFiles(final YangParserConfiguration config, final File... files) {
+		return parseYangFiles(config, Arrays.asList(files));
+	}
+	public static EffectiveModelContext parseYangFiles(final YangParserConfiguration config,
+			final Collection<File> files) {
+		return parseYangFiles(null, config, files.stream().map(e->e.toPath()).collect(Collectors.toList()));
+	}
+
+	public static EffectiveModelContext parseYangFiles(final Set<QName> supportedFeatures,
+			final YangParserConfiguration config, final Collection<Path> files) {
+		return parseSources(config, supportedFeatures,
+				files.stream().map(YangTextSchemaSource::forPath).collect(Collectors.toList()));
+	}
+
+
+	public static EffectiveModelContext parseYangResourceDirectory(final String resourcePath) {
+		return parseYangResourceDirectory(resourcePath, YangParserConfiguration.DEFAULT);
+	}
+
+	public static EffectiveModelContext parseYangResourceDirectory(final String resourcePath,
+			final YangParserConfiguration config) {
+		final URI directoryPath;
+		try {
+			directoryPath = TestYangParserUtil.class.getResource(resourcePath).toURI();
+		} catch (URISyntaxException e) {
+			throw new IllegalArgumentException("Failed to open resource " + resourcePath, e);
+		}
+		return parseYangFiles(config, new File(directoryPath).listFiles(YANG_FILE_FILTER));
+	}
+
+
+	public static EffectiveModelContext parseSources(final YangParserConfiguration config,
+			final Set<QName> supportedFeatures, final Collection<? extends SchemaSourceRepresentation> sources) {
+		final YangParser parser = PARSER_FACTORY.createParser(config);
+		if (supportedFeatures != null) {
+			parser.setSupportedFeatures(supportedFeatures);
+		}
+
+		try {
+			parser.addSources(sources);
+		} catch (YangSyntaxErrorException e) {
+			throw new IllegalArgumentException("Malformed source", e);
+		} catch (IOException e) {
+			throw new IllegalArgumentException("Failed to read a source", e);
+		}
+
+		try {
+			return parser.buildEffectiveModel();
+		} catch (YangParserException e) {
+			throw new IllegalStateException("Failed to assemble SchemaContext", e);
+		}
+	}
+
+}
diff --git a/sdnr/wt/devicemanager-onap/onf14/provider/src/test/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/onf14/util/YangParserTestUtils.java b/sdnr/wt/devicemanager-onap/onf14/provider/src/test/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/onf14/util/YangParserTestUtils.java
deleted file mode 100644
index ee20dccae..000000000
--- a/sdnr/wt/devicemanager-onap/onf14/provider/src/test/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/onf14/util/YangParserTestUtils.java
+++ /dev/null
@@ -1,382 +0,0 @@
-/*
- * Copyright (c) 2016 Cisco Systems, Inc. and others.  All rights reserved.
- *
- * This program and the accompanying materials are made available under the
- * terms of the Eclipse Public License v1.0 which accompanies this distribution,
- * and is available at http://www.eclipse.org/legal/epl-v10.html
- */
-package org.onap.ccsdk.features.sdnr.wt.devicemanager.onf14.util;
-
-import com.google.common.annotations.Beta;
-import java.io.File;
-import java.io.FileFilter;
-import java.io.IOException;
-import java.net.URI;
-import java.net.URISyntaxException;
-import java.nio.file.Path;
-import java.util.ArrayList;
-import java.util.Arrays;
-import java.util.Collection;
-import java.util.Iterator;
-import java.util.List;
-import java.util.Locale;
-import java.util.ServiceLoader;
-import java.util.Set;
-import java.util.stream.Collectors;
-import org.eclipse.jdt.annotation.NonNull;
-import org.opendaylight.yangtools.yang.common.QName;
-import org.opendaylight.yangtools.yang.common.YangConstants;
-import org.opendaylight.yangtools.yang.model.api.EffectiveModelContext;
-import org.opendaylight.yangtools.yang.parser.api.YangParser;
-import org.opendaylight.yangtools.yang.parser.api.YangParserConfiguration;
-import org.opendaylight.yangtools.yang.parser.api.YangParserException;
-import org.opendaylight.yangtools.yang.parser.api.YangParserFactory;
-import org.opendaylight.yangtools.yang.parser.api.YangSyntaxErrorException;
-import org.opendaylight.yangtools.yang.model.repo.api.SchemaSourceRepresentation;
-import org.opendaylight.yangtools.yang.model.repo.api.YangTextSchemaSource;
-import edu.umd.cs.findbugs.annotations.SuppressFBWarnings;
-
-/**
- * Utility class which provides convenience methods for producing effective schema context based on the supplied
- * yang/yin sources or paths to these sources.
- */
-@Beta
-public final class YangParserTestUtils {
-
-    private static final FileFilter YANG_FILE_FILTER = file -> {
-        // Locale keeps SpotBugs happy. It should not matter that much anyway.
-        final String name = file.getName().toLowerCase(Locale.ENGLISH);
-        return name.endsWith(YangConstants.RFC6020_YANG_FILE_EXTENSION) && file.isFile();
-    };
-
-    private static final @NonNull YangParserFactory PARSER_FACTORY;
-
-    static {
-        final Iterator<@NonNull YangParserFactory> it = ServiceLoader.load(YangParserFactory.class).iterator();
-        if (!it.hasNext()) {
-            throw new IllegalStateException("No YangParserFactory found");
-        }
-        PARSER_FACTORY = it.next();
-    }
-
-    private YangParserTestUtils() {
-        // Hidden on purpose
-    }
-
-    /**
-     * Creates a new effective schema context containing the specified YANG source. Statement parser mode is set to
-     * default mode and all YANG features are supported.
-     *
-     * @param resource relative path to the YANG file to be parsed
-     *
-     * @return effective schema context
-     */
-    public static EffectiveModelContext parseYangResource(final String resource) {
-        return parseYangResource(resource, YangParserConfiguration.DEFAULT);
-    }
-
-    /**
-     * Creates a new effective schema context containing the specified YANG source. All YANG features are supported.
-     *
-     * @param resource relative path to the YANG file to be parsed
-     * @param parserMode mode of statement parser
-     * @return effective schema context
-     */
-    public static EffectiveModelContext parseYangResource(final String resource, final YangParserConfiguration config) {
-        return parseYangResource(resource, config, null);
-    }
-
-    /**
-     * Creates a new effective schema context containing the specified YANG source. Statement parser mode is set to
-     * default mode.
-     *
-     * @param resource relative path to the YANG file to be parsed
-     * @param supportedFeatures set of supported features based on which all if-feature statements in the parsed YANG
-     *                          model are resolved
-     * @return effective schema context
-     */
-    public static EffectiveModelContext parseYangResource(final String resource, final Set<QName> supportedFeatures) {
-        return parseYangResource(resource, YangParserConfiguration.DEFAULT, supportedFeatures);
-    }
-
-    /**
-     * Creates a new effective schema context containing the specified YANG source.
-     *
-     * @param resource relative path to the YANG file to be parsed
-     * @param supportedFeatures set of supported features based on which all if-feature statements in the parsed YANG
-     *                          model are resolved
-     * @param parserMode mode of statement parser
-     * @return effective schema context
-     */
-    public static EffectiveModelContext parseYangResource(final String resource, final YangParserConfiguration config,
-            final Set<QName> supportedFeatures) {
-        final YangTextSchemaSource source = YangTextSchemaSource.forResource(YangParserTestUtils.class, resource);
-        return parseYangSources(config, supportedFeatures, source);
-    }
-
-    /**
-     * Creates a new effective schema context containing the specified YANG sources. Statement parser mode is set to
-     * default mode and all YANG features are supported.
-     *
-     * @param files YANG files to be parsed
-     * @return effective schema context
-     */
-    public static EffectiveModelContext parseYangFiles(final File... files) {
-        return parseYangFiles(Arrays.asList(files));
-    }
-
-    /**
-     * Creates a new effective schema context containing the specified YANG sources. Statement parser mode is set to
-     * default mode and all YANG features are supported.
-     *
-     * @param files collection of YANG files to be parsed
-     * @return effective schema context
-     */
-    public static EffectiveModelContext parseYangFiles(final Collection<File> files) {
-        return parseYangFiles(YangParserConfiguration.DEFAULT, files);
-    }
-
-    /**
-     * Creates a new effective schema context containing the specified YANG sources. Statement parser mode is set to
-     * default mode.
-     *
-     * @param supportedFeatures set of supported features based on which all if-feature statements in the parsed YANG
-     *                          models are resolved
-     * @param files YANG files to be parsed
-     * @return effective schema context
-     */
-    public static EffectiveModelContext parseYangFiles(final Set<QName> supportedFeatures, final File... files) {
-        return parseYangFiles(supportedFeatures, Arrays.asList(files));
-    }
-
-    public static EffectiveModelContext parseYangFiles(final Set<QName> supportedFeatures,
-            final Collection<File> files) {
-        return parseYangFiles(supportedFeatures, YangParserConfiguration.DEFAULT, files.stream().map(e->e.toPath()).collect(Collectors.toList()));
-    }
-
-    /**
-     * Creates a new effective schema context containing the specified YANG sources. All YANG features are supported.
-     *
-     * @param parserMode mode of statement parser
-     * @param files YANG files to be parsed
-     * @return effective schema context
-     */
-    public static EffectiveModelContext parseYangFiles(final YangParserConfiguration config, final File... files) {
-        return parseYangFiles(config, Arrays.asList(files));
-    }
-
-    /**
-     * Creates a new effective schema context containing the specified YANG sources. All YANG features are supported.
-     *
-     * @param parserMode mode of statement parser
-     * @param files collection of YANG files to be parsed
-     * @return effective schema context
-     */
-    public static EffectiveModelContext parseYangFiles(final YangParserConfiguration config,
-            final Collection<File> files) {
-        return parseYangFiles(null, config, files.stream().map(e->e.toPath()).collect(Collectors.toList()));
-    }
-
-    /**
-     * Creates a new effective schema context containing the specified YANG sources.
-     *
-     * @param supportedFeatures set of supported features based on which all if-feature statements in the parsed YANG
-     *                          models are resolved
-     * @param parserMode mode of statement parser
-     * @param files YANG files to be parsed
-     * @return effective schema context
-     */
-    public static EffectiveModelContext parseYangFiles(final Set<QName> supportedFeatures,
-    		final YangParserConfiguration config, final Path... files) {
-        return parseYangFiles(supportedFeatures, config, Arrays.asList(files));
-    }
-
-    /**
-     * Creates a new effective schema context containing the specified YANG sources.
-     *
-     * @param supportedFeatures set of supported features based on which all if-feature statements in the parsed YANG
-     *                          models are resolved
-     * @param parserMode mode of statement parser
-     * @param files YANG files to be parsed
-     * @return effective schema context
-     */
-    public static EffectiveModelContext parseYangFiles(final Set<QName> supportedFeatures,
-    		final YangParserConfiguration config, final Collection<Path> files) {
-        return parseSources(config, supportedFeatures,
-            files.stream().map(YangTextSchemaSource::forPath).collect(Collectors.toList()));
-    }
-
-    /**
-     * Creates a new effective schema context containing the specified YANG sources. Statement parser mode is set to
-     * default mode and all YANG features are supported.
-     *
-     * @param resourcePath relative path to the directory with YANG files to be parsed
-     * @return effective schema context
-     */
-    public static EffectiveModelContext parseYangResourceDirectory(final String resourcePath) {
-        return parseYangResourceDirectory(resourcePath, YangParserConfiguration.DEFAULT);
-    }
-
-    /**
-     * Creates a new effective schema context containing the specified YANG sources. All YANG features are supported.
-     *
-     * @param resourcePath relative path to the directory with YANG files to be parsed
-     * @param parserMode mode of statement parser
-     * @return effective schema context
-     */
-    public static EffectiveModelContext parseYangResourceDirectory(final String resourcePath,
-    		final YangParserConfiguration config) {
-        return parseYangResourceDirectory(resourcePath, null, config);
-    }
-
-    /**
-     * Creates a new effective schema context containing the specified YANG sources. Statement parser mode is set to
-     * default mode.
-     *
-     * @param resourcePath relative path to the directory with YANG files to be parsed
-     * @param supportedFeatures set of supported features based on which all if-feature statements in the parsed YANG
-     *                          models are resolved
-     * @return effective schema context
-     */
-    public static EffectiveModelContext parseYangResourceDirectory(final String resourcePath,
-            final Set<QName> supportedFeatures) {
-        return parseYangResourceDirectory(resourcePath, supportedFeatures, YangParserConfiguration.DEFAULT);
-    }
-
-    /**
-     * Creates a new effective schema context containing the specified YANG sources.
-     *
-     * @param resourcePath relative path to the directory with YANG files to be parsed
-     * @param supportedFeatures set of supported features based on which all if-feature statements in the parsed YANG
-     *                          models are resolved
-     * @param parserMode mode of statement parser
-     * @return effective schema context
-     */
-    @SuppressFBWarnings(value = "NP_NULL_ON_SOME_PATH_FROM_RETURN_VALUE", justification = "Wrong inferent on listFiles")
-    public static EffectiveModelContext parseYangResourceDirectory(final String resourcePath,
-            final Set<QName> supportedFeatures, final YangParserConfiguration config) {
-        final URI directoryPath;
-        try {
-            directoryPath = YangParserTestUtils.class.getResource(resourcePath).toURI();
-        } catch (URISyntaxException e) {
-            throw new IllegalArgumentException("Failed to open resource " + resourcePath, e);
-        }
-        File[] files = new File(directoryPath).listFiles(YANG_FILE_FILTER);
-        return parseYangFiles(supportedFeatures, config, Arrays.asList(files).stream().map(e->e.toPath()).collect(Collectors.toList()));
-    }
-
-    /**
-     * Creates a new effective schema context containing the specified YANG sources. Statement parser mode is set to
-     * default mode and all YANG features are supported.
-     *
-     * @param clazz Resource lookup base
-     * @param resources Resource names to be looked up
-     * @return effective schema context
-     */
-    public static EffectiveModelContext parseYangResources(final Class<?> clazz, final String... resources) {
-        return parseYangResources(clazz, Arrays.asList(resources));
-    }
-
-    public static EffectiveModelContext parseYangResources(final Class<?> clazz, final Collection<String> resources) {
-        final List<YangTextSchemaSource> sources = new ArrayList<>(resources.size());
-        for (final String r : resources) {
-            sources.add(YangTextSchemaSource.forResource(clazz, r));
-        }
-        return parseSources(YangParserConfiguration.DEFAULT, null, sources);
-    }
-
-    /**
-     * Creates a new effective schema context containing the specified YANG sources. Statement parser mode is set to
-     * default mode.
-     *
-     * @param yangDirs relative paths to the directories containing YANG files to be parsed
-     * @param yangFiles relative paths to the YANG files to be parsed
-     * @param supportedFeatures set of supported features based on which all if-feature statements in the parsed YANG
-     *                          models are resolved
-     * @return effective schema context
-     */
-    public static EffectiveModelContext parseYangResources(final List<String> yangDirs, final List<String> yangFiles,
-            final Set<QName> supportedFeatures) {
-        return parseYangResources(yangDirs, yangFiles, supportedFeatures, YangParserConfiguration.DEFAULT);
-    }
-
-    /**
-     * Creates a new effective schema context containing the specified YANG sources. All YANG features are supported.
-     *
-     * @param yangResourceDirs relative paths to the directories containing YANG files to be parsed
-     * @param yangResources relative paths to the YANG files to be parsed
-     * @param statementParserMode mode of statement parser
-     * @return effective schema context
-     */
-    public static EffectiveModelContext parseYangResources(final List<String> yangResourceDirs,
-            final List<String> yangResources, final YangParserConfiguration config) {
-        return parseYangResources(yangResourceDirs, yangResources, null, config);
-    }
-
-    /**
-     * Creates a new effective schema context containing the specified YANG sources.
-     *
-     * @param yangResourceDirs relative paths to the directories containing YANG files to be parsed
-     * @param yangResources relative paths to the YANG files to be parsed
-     * @param supportedFeatures set of supported features based on which all if-feature statements in the parsed YANG
-     *                          models are resolved
-     * @param statementParserMode mode of statement parser
-     * @return effective schema context
-     */
-    public static EffectiveModelContext parseYangResources(final List<String> yangResourceDirs,
-            final List<String> yangResources, final Set<QName> supportedFeatures,
-            final YangParserConfiguration config) {
-        final List<File> allYangFiles = new ArrayList<>();
-        for (final String yangDir : yangResourceDirs) {
-            allYangFiles.addAll(getYangFiles(yangDir));
-        }
-
-        for (final String yangFile : yangResources) {
-            try {
-                allYangFiles.add(new File(YangParserTestUtils.class.getResource(yangFile).toURI()));
-            } catch (URISyntaxException e) {
-                throw new IllegalArgumentException("Invalid resource " + yangFile, e);
-            }
-        }
-
-        return parseYangFiles(supportedFeatures, config, allYangFiles.stream().map(e->e.toPath()).collect(Collectors.toList()));
-    }
-
-    public static EffectiveModelContext parseYangSources(final YangParserConfiguration config,
-            final Set<QName> supportedFeatures, final YangTextSchemaSource... sources) {
-        return parseSources(config, supportedFeatures, Arrays.asList(sources));
-    }
-
-    public static EffectiveModelContext parseSources(final YangParserConfiguration config,
-            final Set<QName> supportedFeatures, final Collection<? extends SchemaSourceRepresentation> sources) {
-        final YangParser parser = PARSER_FACTORY.createParser(config);
-        if (supportedFeatures != null) {
-            parser.setSupportedFeatures(supportedFeatures);
-        }
-
-        try {
-            parser.addSources(sources);
-        } catch (YangSyntaxErrorException e) {
-            throw new IllegalArgumentException("Malformed source", e);
-        } catch (IOException e) {
-            throw new IllegalArgumentException("Failed to read a source", e);
-        }
-
-        try {
-            return parser.buildEffectiveModel();
-        } catch (YangParserException e) {
-            throw new IllegalStateException("Failed to assemble SchemaContext", e);
-        }
-    }
-
-    @SuppressFBWarnings(value = "NP_NULL_ON_SOME_PATH_FROM_RETURN_VALUE", justification = "Wrong inferent on listFiles")
-    private static Collection<File> getYangFiles(final String resourcePath) {
-        final URI directoryPath;
-        try {
-            directoryPath = YangParserTestUtils.class.getResource(resourcePath).toURI();
-        } catch (URISyntaxException e) {
-            throw new IllegalArgumentException("Failed to open resource directory " + resourcePath, e);
-        }
-        return Arrays.asList(new File(directoryPath).listFiles(YANG_FILE_FILTER));
-    }
-}