/*
 * Copyright (c) 2016 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.rfc7950.stmt.input;

import com.google.common.annotations.Beta;
import org.opendaylight.yangtools.yang.model.api.YangStmtMapping;
import org.opendaylight.yangtools.yang.parser.spi.meta.SubstatementValidator;

/**
 * Class providing necessary support for processing YANG 1.1 Input statement.
 */
@Beta
public final class InputStatementRFC7950Support extends AbstractInputStatementSupport {
    private static final SubstatementValidator SUBSTATEMENT_VALIDATOR = SubstatementValidator.builder(YangStmtMapping
            .INPUT)
            .addAny(YangStmtMapping.ANYDATA)
            .addAny(YangStmtMapping.ANYXML)
            .addAny(YangStmtMapping.CHOICE)
            .addAny(YangStmtMapping.CONTAINER)
            .addAny(YangStmtMapping.GROUPING)
            .addAny(YangStmtMapping.LEAF)
            .addAny(YangStmtMapping.LEAF_LIST)
            .addAny(YangStmtMapping.LIST)
            .addAny(YangStmtMapping.MUST)
            .addAny(YangStmtMapping.TYPEDEF)
            .addAny(YangStmtMapping.USES)
            .build();
    private static final InputStatementRFC7950Support INSTANCE = new InputStatementRFC7950Support();

    private InputStatementRFC7950Support() {
        // Hidden
    }

    public static InputStatementRFC7950Support getInstance() {
        return INSTANCE;
    }

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