/*
* Copyright (c) 2015 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.parser.stmt.reactor;
import static java.util.Objects.requireNonNull;
import com.google.common.base.MoreObjects;
import java.util.HashMap;
import java.util.Map;
import java.util.Optional;
import org.eclipse.jdt.annotation.NonNull;
import org.opendaylight.yangtools.yang.common.QName;
import org.opendaylight.yangtools.yang.common.QNameModule;
import org.opendaylight.yangtools.yang.model.api.meta.ArgumentDefinition;
import org.opendaylight.yangtools.yang.model.api.meta.DeclaredStatement;
import org.opendaylight.yangtools.yang.model.api.meta.EffectiveStatement;
import org.opendaylight.yangtools.yang.model.api.meta.StatementDefinition;
import org.opendaylight.yangtools.yang.parser.spi.meta.ImplicitParentAwareStatementSupport;
import org.opendaylight.yangtools.yang.parser.spi.meta.ModelProcessingPhase;
import org.opendaylight.yangtools.yang.parser.spi.meta.NamespaceStmtCtx;
import org.opendaylight.yangtools.yang.parser.spi.meta.OverrideChildStatementSupport;
import org.opendaylight.yangtools.yang.parser.spi.meta.StatementFactory;
import org.opendaylight.yangtools.yang.parser.spi.meta.StatementSupport;
import org.opendaylight.yangtools.yang.parser.spi.meta.StmtContext;
import org.opendaylight.yangtools.yang.parser.spi.meta.StmtContext.Mutable;
final class StatementDefinitionContext, E extends EffectiveStatement> {
private final @NonNull StatementSupport support;
private final Map> argumentSpecificSubDefinitions;
private Map, StatementDefinitionContext,?,?>> unknownStmtDefsOfYangStmts;
StatementDefinitionContext(final StatementSupport support) {
this.support = requireNonNull(support);
this.argumentSpecificSubDefinitions = support.hasArgumentSpecificSupports() ? new HashMap<>() : null;
}
@NonNull StatementFactory getFactory() {
return support;
}
A parseArgumentValue(final StmtContext context, final String value) {
return support.parseArgumentValue(context, value);
}
A adaptArgumentValue(final StmtContext context, final QNameModule targetModule) {
return support.adaptArgumentValue(context, targetModule);
}
@NonNull StatementDefinition getPublicView() {
return support.getPublicView();
}
Optional> getImplicitParentFor(final NamespaceStmtCtx parent,
final StatementDefinition stmtDef) {
return support instanceof ImplicitParentAwareStatementSupport
? ((ImplicitParentAwareStatementSupport) support).getImplicitParentFor(parent, stmtDef)
: Optional.empty();
}
void onStatementAdded(final Mutable stmt) {
support.onStatementAdded(stmt);
}
void onDeclarationFinished(final Mutable statement, final ModelProcessingPhase phase) {
switch (phase) {
case SOURCE_PRE_LINKAGE:
support.onPreLinkageDeclared(statement);
break;
case SOURCE_LINKAGE:
support.onLinkageDeclared(statement);
break;
case STATEMENT_DEFINITION:
support.onStatementDefinitionDeclared(statement);
break;
case FULL_DECLARATION:
support.onFullDefinitionDeclared(statement);
break;
default:
break;
}
}
@NonNull Optional getArgumentDefinition() {
return support.getArgumentDefinition();
}
@NonNull QName getStatementName() {
return support.getStatementName();
}
@Override
public String toString() {
return MoreObjects.toStringHelper(this).add("statement", getStatementName()).toString();
}
@NonNull StatementDefinitionContext, ?, ?> getSubDefinitionSpecificForArgument(final String argument) {
if (!hasArgumentSpecificSubDefinitions()) {
return this;
}
StatementDefinitionContext, ?, ?> potential = argumentSpecificSubDefinitions.get(argument);
if (potential == null) {
final StatementSupport, ?, ?> argumentSpecificSupport = support.getSupportSpecificForArgument(argument);
potential = argumentSpecificSupport != null ? new StatementDefinitionContext<>(argumentSpecificSupport)
: this;
argumentSpecificSubDefinitions.put(argument, potential);
}
return potential;
}
StatementSupport support() {
return support;
}
boolean hasArgumentSpecificSubDefinitions() {
return support.hasArgumentSpecificSupports();
}
@NonNull StatementDefinitionContext, ?, ?> overrideDefinition(
final @NonNull StatementDefinitionContext, ?, ?> def) {
if (!(support instanceof OverrideChildStatementSupport)) {
return def;
}
if (unknownStmtDefsOfYangStmts != null) {
final StatementDefinitionContext, ?, ?> existing = unknownStmtDefsOfYangStmts.get(def);
if (existing != null) {
return existing;
}
} else {
unknownStmtDefsOfYangStmts = new HashMap<>(4);
}
final StatementSupport, ?, ?> override =
((OverrideChildStatementSupport) support).statementDefinitionOverrideOf(def.getPublicView());
final StatementDefinitionContext, ?, ?> ret;
if (override != null) {
ret = new StatementDefinitionContext<>(override);
} else {
ret = def;
}
unknownStmtDefsOfYangStmts.put(def, ret);
return ret;
}
}