2 * Copyright (c) 2015 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.parser.stmt.rfc6020.effective;
10 import com.google.common.base.Optional;
11 import com.google.common.collect.ImmutableList;
12 import com.google.common.collect.ImmutableMap;
13 import com.google.common.collect.ImmutableSet;
14 import com.google.common.collect.ImmutableSetMultimap;
15 import com.google.common.collect.Multimaps;
16 import com.google.common.collect.SetMultimap;
18 import java.util.HashSet;
19 import java.util.List;
22 import java.util.TreeMap;
23 import org.opendaylight.yangtools.yang.model.api.Module;
24 import org.opendaylight.yangtools.yang.model.api.ModuleIdentifier;
25 import org.opendaylight.yangtools.yang.model.api.SchemaContext;
26 import org.opendaylight.yangtools.yang.model.api.meta.DeclaredStatement;
27 import org.opendaylight.yangtools.yang.model.api.meta.EffectiveStatement;
28 import org.opendaylight.yangtools.yang.parser.builder.impl.ModuleIdentifierImpl;
29 import org.opendaylight.yangtools.yang.parser.util.ModuleDependencySort;
31 public final class EffectiveSchemaContext extends AbstractEffectiveSchemaContext {
33 private final SetMultimap<URI, Module> namespaceToModules;
34 private final SetMultimap<String, Module> nameToModules;
35 private final Set<Module> modules;
37 private final List<DeclaredStatement<?>> rootDeclaredStatements;
38 private final List<EffectiveStatement<?, ?>> rootEffectiveStatements;
39 private final Set<ModuleIdentifier> moduleIdentifiers;
41 public EffectiveSchemaContext(final List<DeclaredStatement<?>> rootDeclaredStatements,
42 final List<EffectiveStatement<?, ?>> rootEffectiveStatements) {
43 this.rootDeclaredStatements = ImmutableList.copyOf(rootDeclaredStatements);
44 this.rootEffectiveStatements = ImmutableList.copyOf(rootEffectiveStatements);
46 final Set<Module> modulesInit = new HashSet<>();
47 for (EffectiveStatement<?, ?> rootEffectiveStatement : rootEffectiveStatements) {
48 if (rootEffectiveStatement instanceof ModuleEffectiveStatementImpl) {
49 Module module = (Module) rootEffectiveStatement;
50 modulesInit.add(module);
53 this.modules = ImmutableSet.copyOf(ModuleDependencySort.sort(modulesInit));
55 final SetMultimap<URI, Module> nsMap = Multimaps.newSetMultimap(new TreeMap<>(), MODULE_SET_SUPPLIER);
56 final SetMultimap<String, Module> nameMap = Multimaps.newSetMultimap(new TreeMap<>(), MODULE_SET_SUPPLIER);
57 final Set<ModuleIdentifier> modIdBuilder = new HashSet<>();
58 for (Module m : modulesInit) {
59 nameMap.put(m.getName(), m);
60 nsMap.put(m.getNamespace(), m);
61 modIdBuilder.add(new ModuleIdentifierImpl(m.getName(), Optional.of(m.getNamespace()), Optional.of(m.getRevision())));
62 resolveSubmoduleIdentifiers(m.getSubmodules(), modIdBuilder);
65 namespaceToModules = ImmutableSetMultimap.copyOf(nsMap);
66 nameToModules = ImmutableSetMultimap.copyOf(nameMap);
67 moduleIdentifiers = ImmutableSet.copyOf(modIdBuilder);
70 public EffectiveSchemaContext(final Set<Module> modules) {
73 * Instead of doing this on each invocation of getModules(), pre-compute
74 * it once and keep it around -- better than the set we got in.
76 this.modules = ImmutableSet.copyOf(ModuleDependencySort.sort(modules.toArray(new Module[modules.size()])));
79 * The most common lookup is from Namespace->Module.
81 * RESTCONF performs lookups based on module name only, where it wants
82 * to receive the latest revision
84 * Invest some quality time in building up lookup tables for both.
86 final SetMultimap<URI, Module> nsMap = Multimaps.newSetMultimap(
87 new TreeMap<>(), MODULE_SET_SUPPLIER);
88 final SetMultimap<String, Module> nameMap = Multimaps.newSetMultimap(
89 new TreeMap<>(), MODULE_SET_SUPPLIER);
91 Set<ModuleIdentifier> modIdBuilder = new HashSet<>();
92 for (Module m : modules) {
93 nameMap.put(m.getName(), m);
94 nsMap.put(m.getNamespace(), m);
95 modIdBuilder.add(new ModuleIdentifierImpl(m.getName(), Optional.of(m.getNamespace()), Optional.of(m.getRevision())));
96 resolveSubmoduleIdentifiers(m.getSubmodules(), modIdBuilder);
99 namespaceToModules = ImmutableSetMultimap.copyOf(nsMap);
100 nameToModules = ImmutableSetMultimap.copyOf(nameMap);
101 moduleIdentifiers = ImmutableSet.copyOf(modIdBuilder);
103 rootDeclaredStatements = ImmutableList.of();
104 rootEffectiveStatements = ImmutableList.of();
107 public static SchemaContext resolveSchemaContext(final Set<Module> modules) {
108 return new EffectiveSchemaContext(modules);
111 private void resolveSubmoduleIdentifiers(final Set<Module> submodules, Set<ModuleIdentifier> modIdBuilder) {
112 for (Module submodule : submodules) {
113 modIdBuilder.add(new ModuleIdentifierImpl(submodule.getName(), Optional.of(
114 submodule.getNamespace()), Optional.of(submodule.getRevision())));
118 public List<DeclaredStatement<?>> getRootDeclaredStatements() {
119 return rootDeclaredStatements;
122 public List<EffectiveStatement<?, ?>> getRootEffectiveStatements() {
123 return rootEffectiveStatements;
127 protected Map<ModuleIdentifier, String> getIdentifiersToSources() {
128 return ImmutableMap.of();
132 public Set<Module> getModules() {
137 protected SetMultimap<URI, Module> getNamespaceToModules() {
138 return namespaceToModules;
142 protected SetMultimap<String, Module> getNameToModules() {
143 return nameToModules;
147 public Set<ModuleIdentifier> getAllModuleIdentifiers() {
148 return moduleIdentifiers;
152 public String toString() {
153 return String.format("EffectiveSchemaContext{modules=%s}", modules);