micro/broker/noop.go

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package broker
import (
"context"
"strings"
)
type NoopBroker struct {
opts Options
}
func NewBroker(opts ...Option) *NoopBroker {
b := &NoopBroker{opts: NewOptions(opts...)}
return b
}
func (b *NoopBroker) Name() string {
return b.opts.Name
}
func (b *NoopBroker) String() string {
return "noop"
}
func (b *NoopBroker) Options() Options {
return b.opts
}
func (b *NoopBroker) Init(opts ...Option) error {
for _, opt := range opts {
opt(&b.opts)
}
return nil
}
func (b *NoopBroker) Connect(_ context.Context) error {
return nil
}
func (b *NoopBroker) Disconnect(_ context.Context) error {
return nil
}
func (b *NoopBroker) Address() string {
return strings.Join(b.opts.Addrs, ",")
}
func (b *NoopBroker) BatchPublish(_ context.Context, _ []*Message, _ ...PublishOption) error {
return nil
}
func (b *NoopBroker) Publish(_ context.Context, _ string, _ *Message, _ ...PublishOption) error {
return nil
}
type NoopSubscriber struct {
ctx context.Context
topic string
handler Handler
batchHandler BatchHandler
opts SubscribeOptions
}
func (b *NoopBroker) BatchSubscribe(ctx context.Context, topic string, handler BatchHandler, opts ...SubscribeOption) (Subscriber, error) {
return &NoopSubscriber{ctx: ctx, topic: topic, opts: NewSubscribeOptions(opts...), batchHandler: handler}, nil
}
func (b *NoopBroker) Subscribe(ctx context.Context, topic string, handler Handler, opts ...SubscribeOption) (Subscriber, error) {
return &NoopSubscriber{ctx: ctx, topic: topic, opts: NewSubscribeOptions(opts...), handler: handler}, nil
}
func (s *NoopSubscriber) Options() SubscribeOptions {
return s.opts
}
func (s *NoopSubscriber) Topic() string {
return s.topic
}
func (s *NoopSubscriber) Unsubscribe(ctx context.Context) error {
return nil
}