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connection.go
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connection.go
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package gobot
import (
"errors"
"log"
)
// JSONConnection holds a JSON representation of a connection.
type JSONConnection struct {
Name string `json:"name"`
Adaptor string `json:"adaptor"`
}
type Connection AdaptorInterface
type connections []Connection
// Len returns connections length
func (c *connections) Len() int {
return len(*c)
}
// Each calls function for each connection
func (c *connections) Each(f func(Connection)) {
for _, connection := range *c {
f(connection)
}
}
// Start initializes all the connections.
func (c *connections) Start() error {
var err error
log.Println("Starting connections...")
for _, connection := range *c {
info := "Starting connection " + connection.Name()
if connection.Port() != "" {
info = info + " on port " + connection.Port()
}
log.Println(info + "...")
if connection.Connect() == false {
err = errors.New("Could not start connection")
break
}
}
return err
}
// Finalize finishes all the connections.
func (c *connections) Finalize() {
for _, connection := range *c {
connection.Finalize()
}
}