func LoadConfig(fileName string, config interface{}) error {
file, err := os.Open(fileName)
if err != nil {
return errors.New(err)
}
decoder := json.NewDecoder(file)
err = decoder.Decode(config)
if err != nil {
return errors.New(err)
}
return nil
}
func NewGPool(minSize, maxSize, maxIdleSize int64,
maxIdleTime, monitorPeriod time.Duration,
inputChannel, outputChannel chan interface{},
name string,
handler func(interface{}, chan interface{}) error,
) (*GPool, error) {
if minSize < 0 || maxSize < 0 || maxIdleSize < 0 || handler == nil {
return nil, errors.New(fmt.Sprintf("Illegal parameters to create goroutine pool. minSize: %v, maxSize: %v, maxIdleSize: %v, handler: %v.", minSize, maxSize, maxIdleSize, handler))
}
gpool := &GPool{
minSize: minSize,
maxSize: maxSize,
maxIdleSize: maxIdleSize,
maxIdleTime: maxIdleTime,
monitorPeriod: monitorPeriod,
poolSize: 0,
watermark: minSize / 2,
InputChannel: inputChannel,
OutputChannel: outputChannel,
Name: name,
handler: handler,
}
gpool.isClosed.Store(false)
return gpool, nil
}