/*
* Copyright 1999-2017 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 com.alibaba.druid.pool.ExceptionSorter;
import java.sql.SQLException;
import java.sql.SQLRecoverableException;
import java.util.Properties;
public class MySqlExceptionSorter implements ExceptionSorter {
@Override
public boolean isExceptionFatal(SQLException e) {
if (e instanceof SQLRecoverableException) {
return true;
}
final String sqlState = e.getSQLState();
final int errorCode = e.getErrorCode();
if (sqlState != null && sqlState.startsWith("08")) {
return true;
}
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
// Access denied
case 1142: // ER_TABLEACCESS_DENIED_ERROR
case 1227: // ER_SPECIFIC_ACCESS_DENIED_ERROR
return true;
default:
break;
}
// for oceanbase
if (errorCode >= -10000 && errorCode <= -9000) {
return true;
}
String className = e.getClass().getName();
if ("com.mysql.jdbc.CommunicationsException".equals(className)
|| "com.mysql.jdbc.exceptions.jdbc4.CommunicationsException".equals(className)) {
return true;
}
String message = e.getMessage();
if (message != null && message.length() > 0) {
if (message.startsWith("Streaming result set com.mysql.jdbc.RowDataDynamic")
&& message.endsWith("is still active. No statements may be issued when any streaming result sets are open and in use on a given connection. Ensure that you have called .close() on any active streaming result sets before attempting more queries.")) {
return true;
}
final String errorText = message.toUpperCase();
if ((errorCode == 0 && (errorText.contains("COMMUNICATIONS LINK FAILURE")) //
|| errorText.contains("COULD NOT CREATE CONNECTION")) //
|| errorText.contains("NO DATASOURCE") //
|| errorText.contains("NO ALIVE DATASOURCE")) {
return true;
}
}
return false;
}
@Override
public void configFromProperties(Properties properties) {
}
}