2 * Copyright (c) 2013 Cisco Systems, Inc. and others. All rights reserved.
4 * This program and the accompanying materials are made available under the
5 * terms of the Eclipse Public License v1.0 which accompanies this distribution,
6 * and is available at http://www.eclipse.org/legal/epl-v10.html
8 package org.opendaylight.yangtools.yang.model.api;
10 import com.google.common.base.Optional;
11 import javax.annotation.concurrent.Immutable;
12 import org.opendaylight.yangtools.yang.common.QName;
15 import java.util.Date;
19 * The interface represents static view of compiled yang files,
20 * contains the methods for obtaining all the top level context
21 * data (data from all modules) like YANG notifications, extensions,
23 * Instances MUST be immutable and thus usage in multi threaded
24 * environment is safe.
27 public interface SchemaContext extends ContainerSchemaNode {
29 public static final QName NAME = QName.create(URI.create("urn:ietf:params:xml:ns:netconf:base:1.0"), null, "data");
32 * Returns data schema node instances which represents direct subnodes (like
33 * leaf, leaf-list, list, container) in all YANG modules in the context.
35 * @return set of <code>DataSchemaNode</code> instances which represents
36 * YANG data nodes at the module top level
38 Set<DataSchemaNode> getDataDefinitions();
41 * Returns modules which are part of the schema context.
43 * @return set of the modules which belong to the schema context
45 Set<Module> getModules();
49 * Returns notification definition instances which are defined as the direct
50 * subelements in all YANG modules in the context.
52 * @return set of <code>NotificationDefinition</code> instances which
53 * represents nodes defined via <code>notification</code> YANG
56 Set<NotificationDefinition> getNotifications();
59 * Returns rpc definition instances which are defined as the direct
60 * subelements in all YANG modules in the context.
62 * @return set of <code>RpcDefinition</code> instances which represents
63 * nodes defined via <code>rpc</code> YANG keyword
65 Set<RpcDefinition> getOperations();
68 * Returns extencion definition instances which are defined as the direct
69 * subelements in all YANG modules in the context
71 * @return set of <code>ExtensionDefinition</code> instances which
72 * represents nodes defined via <code>extension</code> YANG keyword
74 Set<ExtensionDefinition> getExtensions();
77 * Returns module instance (from the context) with concrete name and
81 * string with the module name
83 * date of the module revision
84 * @return module instance which has name and revision (if specified) the
85 * same as are the values specified in parameters <code>name</code>
86 * and <code>revision</code>. In other cases the <code>null</code>
90 Module findModuleByName(final String name, final Date revision);
94 * Returns module instance (from the context) with concrete namespace.
97 * URI instance with specified namespace
98 * @return module instance which has namespace equal to the
99 * <code>namespace</code> or <code>null</code> in other cases
101 Set<Module> findModuleByNamespace(final URI namespace);
104 * Returns module instance based on given namespace and revision. If
105 * revision is not specified, returns module with newest revision.
111 Module findModuleByNamespaceAndRevision(final URI namespace, final Date revision);
115 * Get yang source code represented as string for matching
116 * {@link org.opendaylight.yangtools.yang.model.api.ModuleIdentifier}.
117 * @param moduleIdentifier must provide a non-null
118 * {@link org.opendaylight.yangtools.yang.model.api.ModuleIdentifier#getName()},
119 * other methods might return null.
120 * @return value iif matching module is found in schema context.
122 Optional<String> getModuleSource(ModuleIdentifier moduleIdentifier);
125 * Get all module and submodule identifiers.
127 Set<ModuleIdentifier> getAllModuleIdentifiers();