Using anonymous and type promotion to code share more efficiently

schedulers/base.go

@@ -0,0 +1,51 @@
+package schedulers
+
+import (
+	mesos "github.com/mesos/mesos-go/mesosproto"
+	sched "github.com/mesos/mesos-go/scheduler"
+	"log"
+)
+
+type base struct {
+}
+
+func (s *base) OfferRescinded(_ sched.SchedulerDriver, offerID *mesos.OfferID) {
+	log.Printf("Offer %s rescinded", offerID)
+}
+func (s *base) SlaveLost(_ sched.SchedulerDriver, slaveID *mesos.SlaveID) {
+	log.Printf("Slave %s lost", slaveID)
+}
+func (s *base) ExecutorLost(_ sched.SchedulerDriver,
+	executorID *mesos.ExecutorID,
+	slaveID *mesos.SlaveID, status int) {
+	log.Printf("Executor %s on slave %s was lost", executorID, slaveID)
+}
+
+func (s *base) Error(_ sched.SchedulerDriver, err string) {
+	log.Printf("Receiving an error: %s", err)
+}
+
+func (s *base) FrameworkMessage(
+	driver sched.SchedulerDriver,
+	executorID *mesos.ExecutorID,
+	slaveID *mesos.SlaveID,
+	message string) {
+
+	log.Println("Getting a framework message: ", message)
+	log.Printf("Received a framework message from some unknown source: %s", *executorID.Value)
+}
+
+func (s *base) Registered(
+	_ sched.SchedulerDriver,
+	frameworkID *mesos.FrameworkID,
+	masterInfo *mesos.MasterInfo) {
+	log.Printf("Framework %s registered with master %s", frameworkID, masterInfo)
+}
+
+func (s *base) Reregistered(_ sched.SchedulerDriver, masterInfo *mesos.MasterInfo) {
+	log.Printf("Framework re-registered with master %s", masterInfo)
+}
+
+func (s *base) Disconnected(sched.SchedulerDriver) {
+	log.Println("Framework disconnected with master")
+}