ImportStatementRfc7950Support.java example

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yangtools-master
/*
 * Copyright (c) 2016 Inocybe Technologies 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.rfc7950;

import com.google.common.annotations.Beta;
import org.opendaylight.yangtools.yang.model.api.YangStmtMapping;
import org.opendaylight.yangtools.yang.parser.spi.SubstatementValidator;
import org.opendaylight.yangtools.yang.parser.stmt.rfc6020.ImportStatementDefinition;
import org.opendaylight.yangtools.yang.parser.stmt.rfc6020.SupportedExtensionsMapping;

/**
 * Implementation of import statement definition for Yang 1.1 (RFC 7950) to
 * allow import statement to have "description" and "reference" as substatements.
 */
@Beta
public class ImportStatementRfc7950Support extends ImportStatementDefinition {

    private static final SubstatementValidator SUBSTATEMENT_VALIDATOR = SubstatementValidator
            .builder(YangStmtMapping.IMPORT)
            .addMandatory(YangStmtMapping.PREFIX)
            .addOptional(YangStmtMapping.REVISION_DATE)
            .addOptional(SupportedExtensionsMapping.SEMANTIC_VERSION)
            .addOptional(YangStmtMapping.DESCRIPTION)
            .addOptional(YangStmtMapping.REFERENCE)
            .build();

    @Override
    protected SubstatementValidator getSubstatementValidator() {
        return SUBSTATEMENT_VALIDATOR;
    }
}