YangSchemaUtils is not used anywhere, remove it

This is the last class in mdsal.binding.generator.util as known
to mdsal-binding-generator-impl, freeing up the package for
relocation.

JIRA: MDSAL-392
Change-Id: I9e6f6839f0950ba3600ef3e49139757f8e7e44d4
Signed-off-by: Robert Varga <robert.varga@pantheon.tech>

diff --git a/binding/mdsal-binding-generator-impl/src/main/java/org/opendaylight/mdsal/binding/generator/util/YangSchemaUtils.java b/binding/mdsal-binding-generator-impl/src/main/java/org/opendaylight/mdsal/binding/generator/util/YangSchemaUtils.java
deleted file mode 100644 (file)
index e29023a..0000000
--- a/binding/mdsal-binding-generator-impl/src/main/java/org/opendaylight/mdsal/binding/generator/util/YangSchemaUtils.java
+++ /dev/null
@@ -1,114 +0,0 @@
-/*
- * Copyright (c) 2014 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.opendaylight.mdsal.binding.generator.util;
-
-import static com.google.common.base.Preconditions.checkState;
-import static java.util.Objects.requireNonNull;
-
-import com.google.common.base.Preconditions;
-import java.net.URI;
-import java.util.Iterator;
-import java.util.Optional;
-import org.eclipse.jdt.annotation.Nullable;
-import org.opendaylight.yangtools.yang.common.QName;
-import org.opendaylight.yangtools.yang.common.Revision;
-import org.opendaylight.yangtools.yang.model.api.AugmentationSchemaNode;
-import org.opendaylight.yangtools.yang.model.api.ChoiceSchemaNode;
-import org.opendaylight.yangtools.yang.model.api.DataNodeContainer;
-import org.opendaylight.yangtools.yang.model.api.DataSchemaNode;
-import org.opendaylight.yangtools.yang.model.api.GroupingDefinition;
-import org.opendaylight.yangtools.yang.model.api.NamespaceRevisionAware;
-import org.opendaylight.yangtools.yang.model.api.SchemaContext;
-import org.opendaylight.yangtools.yang.model.api.SchemaPath;
-import org.opendaylight.yangtools.yang.model.api.TypeDefinition;
-import org.opendaylight.yangtools.yang.model.api.UnknownSchemaNode;
-
-@Deprecated(forRemoval = true)
-public final class YangSchemaUtils {
-    public static final String AUGMENT_IDENTIFIER = "augment-identifier";
-
-    private YangSchemaUtils() {
-        throw new UnsupportedOperationException("Helper class. Instantiation is prohibited");
-    }
-
-    public static QName getAugmentationQName(final AugmentationSchemaNode augmentation) {
-        requireNonNull(augmentation, "Augmentation must not be null.");
-        final QName identifier = getAugmentationIdentifier(augmentation);
-        if (identifier != null) {
-            return identifier;
-        }
-        URI namespace = null;
-        Optional<Revision> revision = null;
-        if (augmentation instanceof NamespaceRevisionAware) {
-            namespace = ((NamespaceRevisionAware) augmentation).getNamespace();
-            revision = ((NamespaceRevisionAware) augmentation).getRevision();
-        }
-        if (namespace == null || revision == null) {
-            for (DataSchemaNode child : augmentation.getChildNodes()) {
-                // Derive QName from child nodes
-                if (!child.isAugmenting()) {
-                    namespace = child.getQName().getNamespace();
-                    revision = child.getQName().getRevision();
-                    break;
-                }
-            }
-        }
-        checkState(namespace != null, "Augmentation namespace must not be null");
-        checkState(revision != null, "Augmentation revision must not be null");
-        // FIXME: Always return a qname with module namespace.
-        return QName.create(namespace, revision, "foo_augment");
-    }
-
-    public static QName getAugmentationIdentifier(final AugmentationSchemaNode augmentation) {
-        for (final UnknownSchemaNode extension : augmentation.getUnknownSchemaNodes()) {
-            if (AUGMENT_IDENTIFIER.equals(extension.getNodeType().getLocalName())) {
-                return extension.getQName();
-            }
-        }
-        return null;
-    }
-
-    public static @Nullable TypeDefinition<?> findTypeDefinition(final SchemaContext context, final SchemaPath path) {
-        final Iterator<QName> arguments = path.getPathFromRoot().iterator();
-        Preconditions.checkArgument(arguments.hasNext(), "Type Definition path must contain at least one element.");
-
-        QName currentArg = arguments.next();
-        DataNodeContainer currentNode = context.findModule(currentArg.getModule()).orElse(null);
-        if (currentNode == null) {
-            return null;
-        }
-        // Last argument is type definition, so we need to cycle until we hit last argument.
-        while (arguments.hasNext()) {
-            // Nested private type - we need to find container/grouping to which type belongs.
-            final DataSchemaNode child = currentNode.getDataChildByName(currentArg);
-            if (child instanceof DataNodeContainer) {
-                currentNode = (DataNodeContainer) child;
-            } else if (child instanceof ChoiceSchemaNode) {
-                final QName caseQName = arguments.next();
-                Preconditions.checkArgument(arguments.hasNext(), "Path must not refer case only.");
-                currentNode = ((ChoiceSchemaNode) child).getCaseNodeByName(caseQName);
-            } else {
-                // Search in grouping
-                for (GroupingDefinition grouping : currentNode.getGroupings()) {
-                    if (currentArg.equals(grouping.getQName())) {
-                        currentNode = grouping;
-                        break;
-                    }
-                }
-            }
-            currentArg = arguments.next();
-        }
-
-        for (TypeDefinition<?> typedef : currentNode.getTypeDefinitions()) {
-            if (typedef.getQName().equals(currentArg)) {
-                return typedef;
-            }
-        }
-        return null;
-    }
-}

diff --git a/binding/mdsal-binding-generator-impl/src/test/java/org/opendaylight/mdsal/binding/generator/util/YangSchemaUtilsTest.java b/binding/mdsal-binding-generator-impl/src/test/java/org/opendaylight/mdsal/binding/generator/util/YangSchemaUtilsTest.java
deleted file mode 100644 (file)
index 6194c29..0000000
--- a/binding/mdsal-binding-generator-impl/src/test/java/org/opendaylight/mdsal/binding/generator/util/YangSchemaUtilsTest.java
+++ /dev/null
@@ -1,137 +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.opendaylight.mdsal.binding.generator.util;
-
-import static org.junit.Assert.assertEquals;
-import static org.junit.Assert.assertNotNull;
-import static org.junit.Assert.assertNull;
-import static org.junit.Assert.assertTrue;
-import static org.junit.Assert.fail;
-import static org.mockito.ArgumentMatchers.any;
-import static org.mockito.Mockito.doReturn;
-import static org.mockito.Mockito.mock;
-import static org.mockito.Mockito.withSettings;
-import static org.opendaylight.mdsal.binding.yang.types.TypeProviderModel.createTestContext;
-
-import com.google.common.collect.ImmutableList;
-import com.google.common.collect.ImmutableSet;
-import java.lang.reflect.Constructor;
-import java.lang.reflect.InvocationTargetException;
-import java.net.URI;
-import java.util.ArrayList;
-import java.util.List;
-import java.util.Optional;
-import org.junit.Before;
-import org.junit.Test;
-import org.opendaylight.yangtools.yang.common.QName;
-import org.opendaylight.yangtools.yang.common.QNameModule;
-import org.opendaylight.yangtools.yang.model.api.AugmentationSchemaNode;
-import org.opendaylight.yangtools.yang.model.api.CaseSchemaNode;
-import org.opendaylight.yangtools.yang.model.api.ChoiceSchemaNode;
-import org.opendaylight.yangtools.yang.model.api.DataNodeContainer;
-import org.opendaylight.yangtools.yang.model.api.DataSchemaNode;
-import org.opendaylight.yangtools.yang.model.api.GroupingDefinition;
-import org.opendaylight.yangtools.yang.model.api.Module;
-import org.opendaylight.yangtools.yang.model.api.SchemaContext;
-import org.opendaylight.yangtools.yang.model.api.SchemaPath;
-import org.opendaylight.yangtools.yang.model.api.TypeDefinition;
-import org.opendaylight.yangtools.yang.model.api.UnknownSchemaNode;
-
-@Deprecated(forRemoval = true)
-public class YangSchemaUtilsTest {
-
-    private static final AugmentationSchemaNode AUGMENTATION_SCHEMA = mock(AugmentationSchemaNode.class);
-    private static final UnknownSchemaNode UNKNOWN_SCHEMA_NODE = mock(UnknownSchemaNode.class);
-    private static final QName Q_NAME = QName.create(URI.create("testUri"), "foo_augment");
-
-    @Before
-    public void setUp() throws Exception {
-        doReturn(ImmutableList.of(UNKNOWN_SCHEMA_NODE)).when(AUGMENTATION_SCHEMA).getUnknownSchemaNodes();
-        doReturn(QName.create("", YangSchemaUtils.AUGMENT_IDENTIFIER)).when(UNKNOWN_SCHEMA_NODE).getNodeType();
-        doReturn(Q_NAME).when(UNKNOWN_SCHEMA_NODE).getQName();
-    }
-
-    @Test
-    public void getAugmentationQName() throws Exception {
-        assertEquals(Q_NAME, YangSchemaUtils.getAugmentationQName(AUGMENTATION_SCHEMA));
-        final DataSchemaNode dataSchemaNode = mock(DataSchemaNode.class);
-        doReturn(Q_NAME).when(UNKNOWN_SCHEMA_NODE).getNodeType();
-        doReturn(ImmutableList.of(dataSchemaNode)).when(AUGMENTATION_SCHEMA).getChildNodes();
-        doReturn(Boolean.FALSE).when(dataSchemaNode).isAugmenting();
-        doReturn(Q_NAME).when(dataSchemaNode).getQName();
-        doReturn(ImmutableList.of(dataSchemaNode)).when(AUGMENTATION_SCHEMA).getChildNodes();
-        assertEquals(Q_NAME, YangSchemaUtils.getAugmentationQName(AUGMENTATION_SCHEMA));
-    }
-
-    @Test
-    public void getAugmentationIdentifier() throws Exception {
-        assertEquals(Q_NAME, YangSchemaUtils.getAugmentationIdentifier(AUGMENTATION_SCHEMA));
-        doReturn(Q_NAME).when(UNKNOWN_SCHEMA_NODE).getNodeType();
-        assertNull(YangSchemaUtils.getAugmentationIdentifier(AUGMENTATION_SCHEMA));
-    }
-
-    @Test
-    public void findTypeDefinition() throws Exception {
-        SchemaContext context = createTestContext();
-        assertNotNull(context);
-        final QName qName = QName.create(context.getModules().iterator().next().getNamespace(),
-                context.getModules().iterator().next().getRevision(), context.getModules().iterator().next().getName());
-        assertNull(YangSchemaUtils.findTypeDefinition(context, SchemaPath.create(ImmutableList.of(qName), false)));
-        final List<QName> qNames = new ArrayList<>();
-        context.getTypeDefinitions().forEach(typeDefinition -> qNames.add(typeDefinition.getQName()));
-        assertNull(YangSchemaUtils.findTypeDefinition(context, SchemaPath.create(qNames, false)));
-
-        context = mock(SchemaContext.class);
-        final Module container = mock(Module.class);
-        doReturn(Optional.empty()).when(context).findModule(any(QNameModule.class));
-        assertNull(YangSchemaUtils.findTypeDefinition(context, SchemaPath.create(qNames, false)));
-        doReturn(Optional.of(container)).when(context).findModule(any(QNameModule.class));
-
-        final DataSchemaNode node = mock(DataSchemaNode.class);
-        doReturn(node).when(container).getDataChildByName(any());
-        final TypeDefinition<?> typeDefinition = mock(TypeDefinition.class);
-        doReturn(Q_NAME).when(typeDefinition).getQName();
-        doReturn(ImmutableSet.of(typeDefinition)).when(container).getTypeDefinitions();
-        assertEquals(typeDefinition, YangSchemaUtils.findTypeDefinition(context, SchemaPath.create(false, Q_NAME)));
-
-        final GroupingDefinition grouping = mock(GroupingDefinition.class);
-        doReturn(Q_NAME).when(grouping).getQName();
-        doReturn(ImmutableSet.of(grouping)).when(container).getGroupings();
-        doReturn(ImmutableSet.of(typeDefinition)).when(grouping).getTypeDefinitions();
-        assertEquals(typeDefinition, YangSchemaUtils.findTypeDefinition(context,
-            SchemaPath.create(false, Q_NAME, Q_NAME)));
-
-        final DataNodeContainer dataNode =
-                mock(DataNodeContainer.class, withSettings().extraInterfaces(DataSchemaNode.class));
-        doReturn(dataNode).when(container).getDataChildByName(any());
-        doReturn(ImmutableSet.of(typeDefinition)).when(dataNode).getTypeDefinitions();
-        assertEquals(typeDefinition, YangSchemaUtils.findTypeDefinition(context,
-            SchemaPath.create(false, Q_NAME, Q_NAME)));
-
-        final ChoiceSchemaNode choiceNode =
-                mock(ChoiceSchemaNode.class, withSettings().extraInterfaces(DataSchemaNode.class));
-        doReturn(choiceNode).when(container).getDataChildByName(any());
-        final CaseSchemaNode caseNode = mock(CaseSchemaNode.class);
-        doReturn(caseNode).when(choiceNode).getCaseNodeByName(any());
-        doReturn(ImmutableSet.of(typeDefinition)).when(caseNode).getTypeDefinitions();
-        assertEquals(typeDefinition, YangSchemaUtils.findTypeDefinition(context,
-            SchemaPath.create(false, Q_NAME, Q_NAME, Q_NAME)));
-    }
-
-    @Test
-    public void privateConstructTest() throws ReflectiveOperationException {
-        final Constructor<YangSchemaUtils> constructor = YangSchemaUtils.class.getDeclaredConstructor();
-        constructor.setAccessible(true);
-        try {
-            constructor.newInstance();
-            fail();
-        } catch (InvocationTargetException e) {
-            assertTrue(e.getCause() instanceof UnsupportedOperationException);
-        }
-    }
-}