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error.go
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error.go
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// Copyright 2015 The kingshard Authors. All rights reserved.
//
// 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 mysql
import (
"errors"
"fmt"
)
var (
ErrBadConn = errors.New("connection was bad")
ErrMalformPacket = errors.New("Malform packet error")
ErrTxDone = errors.New("sql: Transaction has already been committed or rolled back")
)
type SqlError struct {
Code uint16
Message string
State string
}
func (e *SqlError) Error() string {
return fmt.Sprintf("ERROR %d (%s): %s", e.Code, e.State, e.Message)
}
//default mysql error, must adapt errname message format
func NewDefaultError(errCode uint16, args ...interface{}) *SqlError {
e := new(SqlError)
e.Code = errCode
if s, ok := MySQLState[errCode]; ok {
e.State = s
} else {
e.State = DEFAULT_MYSQL_STATE
}
if format, ok := MySQLErrName[errCode]; ok {
e.Message = fmt.Sprintf(format, args...)
} else {
e.Message = fmt.Sprint(args...)
}
return e
}
func NewError(errCode uint16, message string) *SqlError {
e := new(SqlError)
e.Code = errCode
if s, ok := MySQLState[errCode]; ok {
e.State = s
} else {
e.State = DEFAULT_MYSQL_STATE
}
e.Message = message
return e
}