/*
 * Copyright 1999-2011 Alibaba Group Holding Ltd.
 *
 * 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 com.alibaba.druid.pool.vendor;

import java.sql.SQLException;

import com.alibaba.druid.pool.ExceptionSorter;

public class MySqlExceptionSorter implements ExceptionSorter {

    @Override
    public boolean isExceptionFatal(SQLException e) {
        String sqlState = e.getSQLState();
        if (sqlState != null && sqlState.startsWith("08")) { // per Mark Matthews at MySQL
            return true;
        }

        final int errorCode = e.getErrorCode();
        switch (errorCode) {
        // Communications Errors
            case 1040: // ER_CON_COUNT_ERROR
            case 1042: // ER_BAD_HOST_ERROR
            case 1043: // ER_HANDSHAKE_ERROR
            case 1047: // ER_UNKNOWN_COM_ERROR
            case 1081: // ER_IPSOCK_ERROR
            case 1129: // ER_HOST_IS_BLOCKED
            case 1130: // ER_HOST_NOT_PRIVILEGED

                // Authentication Errors
            case 1045: // ER_ACCESS_DENIED_ERROR

                // Resource errors
            case 1004: // ER_CANT_CREATE_FILE
            case 1005: // ER_CANT_CREATE_TABLE
            case 1015: // ER_CANT_LOCK
            case 1021: // ER_DISK_FULL
            case 1041: // ER_OUT_OF_RESOURCES

                // Out-of-memory errors
            case 1037: // ER_OUTOFMEMORY
            case 1038: // ER_OUT_OF_SORTMEMORY
                return true;

            default:
                break;
        }

        return false;
    }

}
