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Beego/cache/conv.go
2015-09-17 23:47:26 +08:00

101 lines
2.0 KiB
Go

// Copyright 2014 beego Author. 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 cache
import (
"fmt"
"strconv"
)
// GetString convert interface to string.
func GetString(v interface{}) string {
switch result := v.(type) {
case string:
return result
case []byte:
return string(result)
default:
if v != nil {
return fmt.Sprintf("%v", result)
}
}
return ""
}
// GetInt convert interface to int.
func GetInt(v interface{}) int {
switch result := v.(type) {
case int:
return result
case int32:
return int(result)
case int64:
return int(result)
default:
if d := GetString(v); d != "" {
value, _ := strconv.Atoi(d)
return value
}
}
return 0
}
// GetInt64 convert interface to int64.
func GetInt64(v interface{}) int64 {
switch result := v.(type) {
case int:
return int64(result)
case int32:
return int64(result)
case int64:
return result
default:
if d := GetString(v); d != "" {
value, _ := strconv.ParseInt(d, 10, 64)
return value
}
}
return 0
}
// GetFloat64 convert interface to float64.
func GetFloat64(v interface{}) float64 {
switch result := v.(type) {
case float64:
return result
default:
if d := GetString(v); d != "" {
value, _ := strconv.ParseFloat(d, 64)
return value
}
}
return 0
}
// GetBool convert interface to bool.
func GetBool(v interface{}) bool {
switch result := v.(type) {
case bool:
return result
default:
if d := GetString(v); d != "" {
value, _ := strconv.ParseBool(d)
return value
}
}
return false
}