/*
 * 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.spi;

import org.eclipse.jdt.annotation.NonNull;
import org.opendaylight.yangtools.yang.common.QName;
import org.opendaylight.yangtools.yang.model.api.stmt.ExtensionEffectiveStatement;
import org.opendaylight.yangtools.yang.model.api.stmt.ExtensionStatement;
import org.opendaylight.yangtools.yang.parser.spi.meta.NamespaceBehaviour;
import org.opendaylight.yangtools.yang.parser.spi.meta.StatementNamespace;
import org.opendaylight.yangtools.yang.parser.spi.meta.StmtContext;

/**
 * Extension namespace. All extension names defined in a module and its submodules share the same
 * extension identifier namespace, where each extension is identified by a QName formed from the
 * defining module's QNameModule and the identifier specified in extension statement's argument.
 */
public interface ExtensionNamespace extends StatementNamespace<QName, ExtensionStatement, ExtensionEffectiveStatement> {
    NamespaceBehaviour<QName, StmtContext<?, ExtensionStatement, ExtensionEffectiveStatement>,
            @NonNull ExtensionNamespace> BEHAVIOUR = NamespaceBehaviour.global(ExtensionNamespace.class);

}