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task.go
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package gopool
import (
"errors"
)
type ITask interface {
Execute() error
GetResult() any
}
type TaskFunc func(args any) (any, error)
type CallbackFunc func(result any) (any, error)
// 任务队列
type Task struct {
id int
taskFunc TaskFunc
callback CallbackFunc // 执行完成回到函数
result any // 运行结果
args any // 参数
}
func NewTask(taskFunc TaskFunc, callback CallbackFunc, args any) *Task {
return &Task{
taskFunc: taskFunc,
callback: callback,
args: args,
}
}
func NewEmptyTask() *Task {
return &Task{}
}
func (t *Task) SetTaskFunc(f TaskFunc) {
t.taskFunc = f
}
func (t *Task) SetCallbackFunc(f CallbackFunc) {
t.callback = f
}
func (t *Task) SetArgs(args any) {
t.args = args
}
func (t *Task) GetResult() any {
return t.result
}
func (t *Task) SetId(id int) {
t.id = id
}
func (t *Task) GetId() int {
return t.id
}
// 执行任务函数
func (t *Task) Execute() error {
if t.taskFunc == nil {
return errors.New("task func is nil")
}
result, err := t.taskFunc(t.args)
if err != nil {
return err
}
if t.callback != nil {
res, err := t.callback(result)
if err != nil {
return err
}
t.result = res
return nil
}
t.result = result
return nil
}