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https://github.com/ymhhh/classloader

classloader
https://github.com/ymhhh/classloader

class class-loader classloader construct construction dynamic go golang loader reflective

Last synced: 17 days ago
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classloader

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# classloader

Reflection-based class loader for Go.

**Version:** v1.0.1

## [Example](example/main.go)

```go
package main

import (
"fmt"
"reflect"

"github.com/ymhhh/classloader"
)

type Test struct{}

func (p *Test) Construct() {}

func (p Test) Hello(name string) {
fmt.Println("hello:", name)
}

func main() {
c := classloader.Default

if err := c.LoadClass("classloader:Test", (*Test)(nil)); err != nil {
fmt.Println("error:", err)
return
}

if err := c.LoadClass("", (*Test)(nil)); err != nil {
fmt.Println("error:", err)
return
}

if err := c.LoadClass("classloader:Aha", "name"); err != nil {
fmt.Println("unsupported class type:", err)
}

NameTest()

ClassLoaderTest()

DynamicAccess()
}

func ClassLoaderTest() {

t, e := classloader.Default.FindClass((*Test)(nil))
if !e {
fmt.Println("error:", "classloader:Test not exist")
return
}

test := reflect.New(t)

if !test.IsValid() {
fmt.Println("error:", "classloader:Test is invalid")
return
}

testI, _ := test.Interface().(*Test)

testI.Hello("class loaded")

}

func NameTest() {

t, e := classloader.Default.FindClass("classloader:Test")
if !e {
fmt.Println("error:", "name class not exist")
return
}

test := reflect.New(t)

if !test.IsValid() {
fmt.Println("error:", "name class is invalid")
return
}

testI, _ := test.Interface().(*Test)

testI.Hello("name class loaded")
}

func DynamicAccess() {
da := classloader.NewReflectiveDynamicAccess(classloader.Default)

fmt.Println(da.GetClassFor("classloader:Test"))

ins, e := da.CreateInstanceByName("classloader:Test")
if e != nil {
fmt.Println("error:", e)
return
}

testI, _ := ins.(*Test)

testI.Hello("DynamicAccess")
}
```