package org.opendaylight.yangtools.yang.parser.stmt.rfc6020;
import static org.opendaylight.yangtools.yang.parser.spi.meta.ModelProcessingPhase.SOURCE_LINKAGE;
+import static org.opendaylight.yangtools.yang.parser.spi.meta.ModelProcessingPhase.SOURCE_PRE_LINKAGE;
import static org.opendaylight.yangtools.yang.parser.spi.meta.StmtContextUtils.firstAttributeOf;
+
import com.google.common.base.Optional;
+import com.google.common.base.Verify;
import java.net.URI;
import java.util.Collection;
import java.util.Date;
+import java.util.Map;
+import java.util.Map.Entry;
import org.opendaylight.yangtools.yang.common.SimpleDateFormatUtil;
import org.opendaylight.yangtools.yang.model.api.ModuleIdentifier;
import org.opendaylight.yangtools.yang.model.api.Rfc6020Mapping;
import org.opendaylight.yangtools.yang.model.api.meta.EffectiveStatement;
import org.opendaylight.yangtools.yang.model.api.stmt.ImportStatement;
+import org.opendaylight.yangtools.yang.model.api.stmt.ModuleStatement;
+import org.opendaylight.yangtools.yang.model.api.stmt.NamespaceStatement;
import org.opendaylight.yangtools.yang.model.api.stmt.PrefixStatement;
import org.opendaylight.yangtools.yang.model.api.stmt.RevisionDateStatement;
import org.opendaylight.yangtools.yang.parser.builder.impl.ModuleIdentifierImpl;
import org.opendaylight.yangtools.yang.parser.spi.ModuleNamespace;
+import org.opendaylight.yangtools.yang.parser.spi.PreLinkageModuleNamespace;
+import org.opendaylight.yangtools.yang.parser.spi.SubstatementValidator;
import org.opendaylight.yangtools.yang.parser.spi.meta.AbstractStatementSupport;
import org.opendaylight.yangtools.yang.parser.spi.meta.InferenceException;
import org.opendaylight.yangtools.yang.parser.spi.meta.ModelActionBuilder;
import org.opendaylight.yangtools.yang.parser.spi.meta.StmtContext;
import org.opendaylight.yangtools.yang.parser.spi.meta.StmtContext.Mutable;
import org.opendaylight.yangtools.yang.parser.spi.source.ImpPrefixToModuleIdentifier;
-import org.opendaylight.yangtools.yang.parser.spi.source.SourceException;
+import org.opendaylight.yangtools.yang.parser.spi.source.ImpPrefixToNamespace;
+import org.opendaylight.yangtools.yang.parser.spi.source.ModuleNameToNamespace;
import org.opendaylight.yangtools.yang.parser.stmt.rfc6020.effective.ImportEffectiveStatementImpl;
-public class ImportStatementDefinition extends
- AbstractStatementSupport<String, ImportStatement, EffectiveStatement<String, ImportStatement>> {
+public class ImportStatementDefinition
+ extends AbstractStatementSupport<String, ImportStatement, EffectiveStatement<String, ImportStatement>> {
+ private static final SubstatementValidator SUBSTATEMENT_VALIDATOR =
+ SubstatementValidator.builder(Rfc6020Mapping.IMPORT)
+ .add(Rfc6020Mapping.PREFIX, 1, 1).add(Rfc6020Mapping.REVISION_DATE, 0, 1).build();
public ImportStatementDefinition() {
super(Rfc6020Mapping.IMPORT);
}
@Override
- public String parseArgumentValue(StmtContext<?, ?, ?> ctx, String value) {
+ public String parseArgumentValue(final StmtContext<?, ?, ?> ctx, final String value) {
return value;
}
@Override
- public ImportStatement createDeclared(StmtContext<String, ImportStatement, ?> ctx) {
+ public ImportStatement createDeclared(final StmtContext<String, ImportStatement, ?> ctx) {
return new ImportStatementImpl(ctx);
}
@Override
public EffectiveStatement<String, ImportStatement> createEffective(
- StmtContext<String, ImportStatement, EffectiveStatement<String, ImportStatement>> ctx) {
+ final StmtContext<String, ImportStatement, EffectiveStatement<String, ImportStatement>> ctx) {
return new ImportEffectiveStatementImpl(ctx);
}
@Override
- public void onLinkageDeclared(
- final Mutable<String, ImportStatement, EffectiveStatement<String, ImportStatement>> stmt)
- throws SourceException {
- final ModuleIdentifier impIdentifier = getImportedModuleIdentifier(stmt);
- ModelActionBuilder importAction = stmt.newInferenceAction(SOURCE_LINKAGE);
- final Prerequisite<StmtContext<?, ?, ?>> imported;
- final Prerequisite<Mutable<?, ?, ?>> linkageTarget;
- imported = importAction.requiresCtx(stmt, ModuleNamespace.class, impIdentifier, SOURCE_LINKAGE);
- linkageTarget = importAction.mutatesCtx(stmt.getRoot(), SOURCE_LINKAGE);
+ public void onFullDefinitionDeclared(
+ final Mutable<String, ImportStatement, EffectiveStatement<String, ImportStatement>> stmt) {
+ super.onFullDefinitionDeclared(stmt);
+ SUBSTATEMENT_VALIDATOR.validate(stmt);
+ }
- String impPrefix = firstAttributeOf(stmt.declaredSubstatements(), PrefixStatement.class);
- stmt.addToNs(ImpPrefixToModuleIdentifier.class, impPrefix, impIdentifier);
+ @Override
+ public void onPreLinkageDeclared(Mutable<String, ImportStatement, EffectiveStatement<String, ImportStatement>> stmt) {
+ final String moduleName = stmt.getStatementArgument();
+ final ModelActionBuilder importAction = stmt.newInferenceAction(SOURCE_PRE_LINKAGE);
+ final Prerequisite<StmtContext<?, ?, ?>> imported = importAction.requiresCtx(stmt,
+ PreLinkageModuleNamespace.class, moduleName, SOURCE_PRE_LINKAGE);
+ final Prerequisite<Mutable<?, ?, ?>> linkageTarget = importAction
+ .mutatesCtx(stmt.getRoot(), SOURCE_PRE_LINKAGE);
importAction.apply(new InferenceAction() {
+ @Override
+ public void apply() {
+ StmtContext<?, ?, ?> importedModuleContext = imported.get();
+ Verify.verify(moduleName.equals(importedModuleContext.getStatementArgument()));
+ final URI importedModuleNamespace = importedModuleContext.getFromNamespace(ModuleNameToNamespace.class,
+ moduleName);
+ Verify.verifyNotNull(importedModuleNamespace);
+ final String impPrefix = firstAttributeOf(stmt.declaredSubstatements(), PrefixStatement.class);
+ Verify.verifyNotNull(impPrefix);
+ stmt.addToNs(ImpPrefixToNamespace.class, impPrefix, importedModuleNamespace);
+ }
+
+ @Override
+ public void prerequisiteFailed(final Collection<? extends Prerequisite<?>> failed) {
+ InferenceException.throwIf(failed.contains(imported), stmt.getStatementSourceReference(),
+ "Imported module [%s] was not found.", moduleName);
+ }
+ });
+ }
+
+ @Override
+ public void onLinkageDeclared(
+ final Mutable<String, ImportStatement, EffectiveStatement<String, ImportStatement>> stmt) {
+ final ModuleIdentifier impIdentifier = getImportedModuleIdentifier(stmt);
+ final ModelActionBuilder importAction = stmt.newInferenceAction(SOURCE_LINKAGE);
+ final Prerequisite<StmtContext<?, ?, ?>> imported = importAction.requiresCtx(stmt, ModuleNamespace.class,
+ impIdentifier, SOURCE_LINKAGE);
+ final Prerequisite<Mutable<?, ?, ?>> linkageTarget = importAction.mutatesCtx(stmt.getRoot(), SOURCE_LINKAGE);
+ importAction.apply(new InferenceAction() {
@Override
- public void apply() throws InferenceException {
- StmtContext<?, ?, ?> importedModule = imported.get();
- linkageTarget.get().addToNs(ImportedModuleContext.class, impIdentifier, importedModule);
+ public void apply() {
+ StmtContext<?, ?, ?> importedModule = null;
+ ModuleIdentifier importedModuleIdentifier = null;
+ if (impIdentifier.getRevision() == SimpleDateFormatUtil.DEFAULT_DATE_IMP) {
+ Entry<ModuleIdentifier, StmtContext<?, ModuleStatement, EffectiveStatement<String, ModuleStatement>>> recentModuleEntry =
+ findRecentModule(impIdentifier, stmt.getAllFromNamespace(ModuleNamespace.class));
+ if (recentModuleEntry != null) {
+ importedModuleIdentifier = recentModuleEntry.getKey();
+ importedModule = recentModuleEntry.getValue();
+ }
+ }
+
+ if (importedModule == null || importedModuleIdentifier == null) {
+ importedModule = imported.get();
+ importedModuleIdentifier = impIdentifier;
+ }
+
+ linkageTarget.get().addToNs(ImportedModuleContext.class, importedModuleIdentifier, importedModule);
+ String impPrefix = firstAttributeOf(stmt.declaredSubstatements(), PrefixStatement.class);
+ stmt.addToNs(ImpPrefixToModuleIdentifier.class, impPrefix, importedModuleIdentifier);
+
+ final URI modNs = firstAttributeOf(importedModule.declaredSubstatements(), NamespaceStatement.class);
+ stmt.addToNs(URIStringToImpPrefix.class, modNs.toString(), impPrefix);
+ }
+
+ private Entry<ModuleIdentifier, StmtContext<?, ModuleStatement, EffectiveStatement<String, ModuleStatement>>> findRecentModule(
+ final ModuleIdentifier impIdentifier,
+ final Map<ModuleIdentifier, StmtContext<?, ModuleStatement, EffectiveStatement<String, ModuleStatement>>> allModules) {
+
+ ModuleIdentifier recentModuleIdentifier = impIdentifier;
+ Entry<ModuleIdentifier, StmtContext<?, ModuleStatement, EffectiveStatement<String, ModuleStatement>>> recentModuleEntry = null;
+
+ for (Entry<ModuleIdentifier, StmtContext<?, ModuleStatement, EffectiveStatement<String, ModuleStatement>>> moduleEntry : allModules.entrySet()) {
+ final ModuleIdentifier id = moduleEntry.getKey();
+
+ if (id.getName().equals(impIdentifier.getName())
+ && id.getRevision().compareTo(recentModuleIdentifier.getRevision()) > 0) {
+ recentModuleIdentifier = id;
+ recentModuleEntry = moduleEntry;
+ }
+ }
+
+ return recentModuleEntry;
}
@Override
- public void prerequisiteFailed(Collection<? extends Prerequisite<?>> failed) throws InferenceException {
+ public void prerequisiteFailed(final Collection<? extends Prerequisite<?>> failed) {
if (failed.contains(imported)) {
- throw new InferenceException(String.format("Imported module [%s] was not found.", impIdentifier),
- stmt.getStatementSourceReference());
+ throw new InferenceException(stmt.getStatementSourceReference(),
+ "Imported module [%s] was not found.", impIdentifier);
}
}
});
- }
- private static ModuleIdentifier getImportedModuleIdentifier(Mutable<String, ImportStatement, ?> stmt)
- throws SourceException {
- String moduleName = stmt.getStatementArgument();
+ }
+
+ private static ModuleIdentifier getImportedModuleIdentifier(final Mutable<String, ImportStatement, ?> stmt) {
Date revision = firstAttributeOf(stmt.declaredSubstatements(), RevisionDateStatement.class);
if (revision == null) {
revision = SimpleDateFormatUtil.DEFAULT_DATE_IMP;
}
- return new ModuleIdentifierImpl(moduleName, Optional.<URI> absent(), Optional.<Date> of(revision));
+ return new ModuleIdentifierImpl(stmt.getStatementArgument(), Optional.absent(),
+ Optional.of(revision));
}
}
\ No newline at end of file
Code Review / yangtools.git / blobdiff