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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.core.exception;

import java.util.HashMap;
import java.util.Map;

/**
 * The enum Transaction exception code.
 *
 * @author sharajava
 */
public enum TransactionExceptionCode {

    /**
     * Unknown transaction exception code.
     */
    Unknown,

    /**
     * BeginFailed
     */
    BeginFailed,

    /**
     * Lock key conflict transaction exception code.
     */
    LockKeyConflict,

    /**
     * Io transaction exception code.
     */
    IO,

    /**
     * Branch rollback failed retriable transaction exception code.
     */
    BranchRollbackFailed_Retriable,

    /**
     * Branch rollback failed unretriable transaction exception code.
     */
    BranchRollbackFailed_Unretriable,

    /**
     * Branch register failed transaction exception code.
     */
    BranchRegisterFailed,

    /**
     * Branch report failed transaction exception code.
     */
    BranchReportFailed,

    /**
     * Lockable check failed transaction exception code.
     */
    LockableCheckFailed,

    /**
     * Branch transaction not exist transaction exception code.
     */
    BranchTransactionNotExist,

    /**
     * Global transaction not exist transaction exception code.
     */
    GlobalTransactionNotExist,

    /**
     * Global transaction not active transaction exception code.
     */
    GlobalTransactionNotActive,

    /**
     * Global transaction status invalid transaction exception code.
     */
    GlobalTransactionStatusInvalid,

    /**
     * Failed to send branch commit request transaction exception code.
     */
    FailedToSendBranchCommitRequest,

    /**
     * Failed to send branch rollback request transaction exception code.
     */
    FailedToSendBranchRollbackRequest,

    /**
     * Failed to add branch transaction exception code.
     */
    FailedToAddBranch,

    /**
     * Failed to lock global transaction exception code.
     */
    FailedLockGlobalTranscation,

    /**
     * FailedWriteSession
     */
    FailedWriteSession,

    /**
     * Failed to store exception code
     */
    FailedStore
    ;

    private static final Map MAP = new HashMap<>(values().length * 2);

    static {
        for (TransactionExceptionCode code : values()) {
            MAP.put(code.ordinal(), code);
        }
    }

    /**
     * Get transaction exception code.
     *
     * @param ordinal the ordinal
     * @return the transaction exception code
     */
    public static TransactionExceptionCode get(byte ordinal) {
        return get((int)ordinal);
    }

    /**
     * Get transaction exception code.
     *
     * @param ordinal the ordinal
     * @return the transaction exception code
     */
    public static TransactionExceptionCode get(int ordinal) {
        TransactionExceptionCode code = MAP.get(ordinal);

        if (code == null) {
            throw new IllegalArgumentException("Unknown TransactionExceptionCode[" + ordinal + "]");
        }

        return code;
    }

}