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loadObjSql.go
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loadObjSql.go
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package orm
import (
"encoding/json"
"fmt"
"reflect"
"unsafe"
)
const (
load_obj_sqlarrayname = "%s%d"
)
func getLoadObjSql(p *Properties, classField reflect.StructField, classVal reflect.Value, row IRow) bool {
if !classVal.CanSet() {
return true
}
classType := p.Name
sType := p.SType
if p.IsJson() {
return json.Unmarshal(row.Byte(classType), classVal.Addr().Interface()) == nil
} else if p.IsBlob() {
for classVal.Kind() == reflect.Ptr {
classVal = classVal.Elem()
}
return unMarshalBlob(row.Byte(classType), classVal) == nil
} else if p.IsIgnore() {
return true
} else if p.IsTable() {
return true
}
switch sType {
case "*bool":
value := (**bool)(unsafe.Pointer(uintptr(unsafe.Pointer(classVal.Addr().Pointer()))))
val1 := row.Bool(classType)
*value = &val1
case "*string":
value := (**string)(unsafe.Pointer(uintptr(unsafe.Pointer(classVal.Addr().Pointer()))))
val1 := row.String(classType)
*value = &val1
case "*float32":
value := (**float32)(unsafe.Pointer(uintptr(unsafe.Pointer(classVal.Addr().Pointer()))))
val1 := float32(row.Float32(classType))
*value = &val1
case "*float64":
value := (**float64)(unsafe.Pointer(uintptr(unsafe.Pointer(classVal.Addr().Pointer()))))
val1 := row.Float64(classType)
*value = &val1
case "*int":
value := (**int)(unsafe.Pointer(uintptr(unsafe.Pointer(classVal.Addr().Pointer()))))
val1 := int(row.Int(classType))
*value = &val1
case "*int8":
value := (**int8)(unsafe.Pointer(uintptr(unsafe.Pointer(classVal.Addr().Pointer()))))
val1 := int8(row.Int(classType))
*value = &val1
case "*int16":
value := (**int16)(unsafe.Pointer(uintptr(unsafe.Pointer(classVal.Addr().Pointer()))))
val1 := int16(row.Int(classType))
*value = &val1
case "*int32":
value := (**int32)(unsafe.Pointer(uintptr(unsafe.Pointer(classVal.Addr().Pointer()))))
val1 := int32(row.Int(classType))
*value = &val1
case "*int64":
value := (**int64)(unsafe.Pointer(uintptr(unsafe.Pointer(classVal.Addr().Pointer()))))
if !p.IsDatetime() {
val1 := int64(row.Int64(classType))
*value = &val1
} else {
val1 := int64(row.Time(classType))
*value = &val1
}
case "*uint":
value := (**uint)(unsafe.Pointer(uintptr(unsafe.Pointer(classVal.Addr().Pointer()))))
val1 := uint(row.Int(classType))
*value = &val1
case "*uint8":
value := (**uint8)(unsafe.Pointer(uintptr(unsafe.Pointer(classVal.Addr().Pointer()))))
val1 := uint8(row.Int(classType))
*value = &val1
case "*uint16":
value := (**uint16)(unsafe.Pointer(uintptr(unsafe.Pointer(classVal.Addr().Pointer()))))
val1 := uint16(row.Int(classType))
*value = &val1
case "*uint32":
value := (**uint32)(unsafe.Pointer(uintptr(unsafe.Pointer(classVal.Addr().Pointer()))))
val1 := uint32(row.Int(classType))
*value = &val1
case "*uint64":
value := (**uint64)(unsafe.Pointer(uintptr(unsafe.Pointer(classVal.Addr().Pointer()))))
val1 := uint64(row.Int64(classType))
*value = &val1
case "*struct":
if !classVal.IsNil() {
value := classVal.Elem().Interface()
parseLoadObjSql(value, row)
}
case "bool":
classVal.SetBool(row.Bool(classType))
case "string":
classVal.SetString(row.String(classType))
case "float32":
classVal.SetFloat(row.Float64(classType))
case "float64":
classVal.SetFloat(row.Float64(classType))
case "int":
classVal.SetInt(row.Int64(classType))
case "int8":
classVal.SetInt(row.Int64(classType))
case "int16":
classVal.SetInt(row.Int64(classType))
case "int32":
classVal.SetInt(row.Int64(classType))
case "int64":
if !p.IsDatetime() {
classVal.SetInt(row.Int64(classType))
} else {
classVal.SetInt(row.Time(classType))
}
case "uint":
classVal.SetUint(uint64(row.Int64(classType)))
case "uint8":
classVal.SetUint(uint64(row.Int64(classType)))
case "uint16":
classVal.SetUint(uint64(row.Int64(classType)))
case "uint32":
classVal.SetUint(uint64(row.Int64(classType)))
case "uint64":
classVal.SetUint(uint64(row.Int64(classType)))
case "struct":
parseLoadObjSql(classVal.Addr().Interface(), row)
case "[]bool", "[]string", "[]float32", "[]float64", "[]int", "[]int8", "[]int16",
"[]int32", "[]int64", "[]uint", "[]uint8", "[]uint16", "[]uint32", "[]uint64":
return parseLoadarray(classVal, classType, row)
case "[]struct":
for i := 0; i < classVal.Len(); i++ {
parseLoadObjSql(classVal.Index(i).Addr().Interface(), row)
}
case "[*]bool", "[*]string", "[*]float32", "[*]float64", "[*]int", "[*]int8", "[*]int16",
"[*]int32", "[*]int64", "[*]uint", "[*]uint8", "[*]uint16", "[*]uint32", "[*]uint64":
return parseLoadarray(classVal, classType, row)
case "[*]struct":
for i := 0; i < classVal.Len(); i++ {
parseLoadObjSql(classVal.Addr().Interface(), row)
}
case "[m]bool", "[m]string", "[m]float32", "[m]float64", "[m]int", "[m]int8", "[m]int16",
"[m]int32", "[m]int64", "[m]uint", "[m]uint8", "[m]uint16", "[m]uint32", "[m]uint64", "[m]struct":
return parseLoadarray(classVal, classType, row)
default:
fmt.Println("getLoadObjSql type not supported", sType, classField.Type)
panic("getLoadObjSql type not supported")
return false
//}
}
return true
}
func parseLoadarray(classVal reflect.Value, classType string, row IRow) bool {
for classVal.Kind() == reflect.Ptr {
classVal = classVal.Elem()
}
return unMarshalBlob(row.Byte(classType), classVal) == nil
}
func parseLoadObjSql(obj interface{}, row IRow) bool {
classVal, classType, table := GetTableInfo(obj)
for i := 0; i < classType.NumField(); i++ {
if !classVal.Field(i).CanInterface() {
continue
}
p := table.Columns[i]
bRight := getLoadObjSql(p, classType.Field(i), classVal.Field(i), row)
if !bRight {
errorStr := fmt.Sprintf("parseLoadObjSql type not supported %s", classType.Name())
panic(errorStr)
return false //丢弃这个包
}
}
return true
}
// --- struct to sql
func LoadObjSql(obj interface{}, row IRow) bool {
if row == nil {
return false
}
return parseLoadObjSql(obj, row)
}