-/*\r
- * Copyright (c) 2013 Cisco Systems, Inc. and others. All rights reserved.\r
- *\r
- * This program and the accompanying materials are made available under the\r
- * terms of the Eclipse Public License v1.0 which accompanies this distribution,\r
- * and is available at http://www.eclipse.org/legal/epl-v10.html\r
- */\r
-package org.opendaylight.yangtools.yang.model.api;\r
-\r
-import java.util.Date;\r
-\r
-/**\r
- * Interface describing YANG 'import' statement.\r
- * <p>\r
- * The import statement makes definitions from one module available inside\r
- * another module or submodule.\r
- * </p>\r
- */\r
-public interface ModuleImport {\r
-\r
- /**\r
- * @return Name of the module to import\r
- */\r
- String getModuleName();\r
-\r
- /**\r
- * @return Revision of module to import\r
- */\r
- Date getRevision();\r
-\r
- /**\r
- * @return Prefix used to point to imported module\r
- */\r
- String getPrefix();\r
-\r
-}\r
+/*
+ * Copyright (c) 2013 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.yangtools.yang.model.api;
+
+import java.util.Optional;
+import org.eclipse.jdt.annotation.NonNull;
+import org.opendaylight.yangtools.concepts.SemVer;
+import org.opendaylight.yangtools.yang.common.Revision;
+import org.opendaylight.yangtools.yang.model.api.stmt.ImportEffectiveStatement;
+
+/**
+ * Interface describing YANG 'import' statement. The import statement makes definitions from one module available inside
+ * another module or submodule.
+ */
+// FIXME: 7.0.0: this class is a leak of the declared world into the effective one. In effective world, all nodes form
+// a tree, which consists of multiple (mostly) QName-navigated namespaces. As such module imports
+// contribute only a prefix/QNameModule mapping to the effective world and hence should be mapped that
+// way:
+// - Module exposes String->QNameModule mapping
+public interface ModuleImport extends DocumentedNode, EffectiveStatementEquivalent<ImportEffectiveStatement> {
+ /**
+ * Returns the name of the module to import.
+ *
+ * @return Name of the module to import
+ */
+ default @NonNull String getModuleName() {
+ return asEffectiveStatement().argument();
+ }
+
+ /**
+ * Returns the module revision to import. May be null.
+ *
+ * @return Revision of module to import
+ */
+ Optional<Revision> getRevision();
+
+ /**
+ * Returns the semantic version to import.
+ *
+ * @return Semantic version of module to import
+ */
+ Optional<SemVer> getSemanticVersion();
+
+ /**
+ * Returns the prefix associated with the imported module.
+ *
+ * @return Prefix used to point to imported module
+ */
+ @NonNull String getPrefix();
+}