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/*
 *  Copyright 1999-2019 Seata.io Group.
 *
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *       http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 */
package io.seata.server.session;

import io.seata.core.exception.TransactionException;

/**
 * The interface Lockable.
 *
 * @author sharajava
 */
public interface Lockable {

    /**
     * Lock boolean.
     *
     * @return the boolean
     * @throws TransactionException the transaction exception
     */
    boolean lock() throws TransactionException;

    /**
     * Unlock boolean.
     *
     * @return the boolean
     * @throws TransactionException the transaction exception
     */
    boolean unlock() throws TransactionException;
}