Reformating configuration and examples for PDF (Scala, and leftovers). See #2413

This commit is contained in:
Björn Antonsson 2012-10-01 20:35:19 +02:00
parent 309bb53d98
commit 08ef942242
46 changed files with 330 additions and 191 deletions

View file

@ -49,7 +49,8 @@ object ZeromqDocSpec {
val timestamp = System.currentTimeMillis
// use akka SerializationExtension to convert to bytes
val heapPayload = ser.serialize(Heap(timestamp, currentHeap.getUsed, currentHeap.getMax)).get
val heapPayload = ser.serialize(Heap(timestamp, currentHeap.getUsed,
currentHeap.getMax)).get
// the first frame is the topic, second is the message
pubSocket ! ZMQMessage(Seq(Frame("health.heap"), Frame(heapPayload)))
@ -64,19 +65,24 @@ object ZeromqDocSpec {
//#logger
class Logger extends Actor with ActorLogging {
ZeroMQExtension(context.system).newSocket(SocketType.Sub, Listener(self), Connect("tcp://127.0.0.1:1235"), Subscribe("health"))
ZeroMQExtension(context.system).newSocket(SocketType.Sub, Listener(self),
Connect("tcp://127.0.0.1:1235"), Subscribe("health"))
val ser = SerializationExtension(context.system)
val timestampFormat = new SimpleDateFormat("HH:mm:ss.SSS")
def receive = {
// the first frame is the topic, second is the message
case m: ZMQMessage if m.firstFrameAsString == "health.heap"
val Heap(timestamp, used, max) = ser.deserialize(m.payload(1), classOf[Heap]).get
log.info("Used heap {} bytes, at {}", used, timestampFormat.format(new Date(timestamp)))
val Heap(timestamp, used, max) = ser.deserialize(m.payload(1),
classOf[Heap]).get
log.info("Used heap {} bytes, at {}", used,
timestampFormat.format(new Date(timestamp)))
case m: ZMQMessage if m.firstFrameAsString == "health.load"
val Load(timestamp, loadAverage) = ser.deserialize(m.payload(1), classOf[Load]).get
log.info("Load average {}, at {}", loadAverage, timestampFormat.format(new Date(timestamp)))
val Load(timestamp, loadAverage) = ser.deserialize(m.payload(1),
classOf[Load]).get
log.info("Load average {}, at {}", loadAverage,
timestampFormat.format(new Date(timestamp)))
}
}
//#logger
@ -84,17 +90,20 @@ object ZeromqDocSpec {
//#alerter
class HeapAlerter extends Actor with ActorLogging {
ZeroMQExtension(context.system).newSocket(SocketType.Sub, Listener(self), Connect("tcp://127.0.0.1:1235"), Subscribe("health.heap"))
ZeroMQExtension(context.system).newSocket(SocketType.Sub,
Listener(self), Connect("tcp://127.0.0.1:1235"), Subscribe("health.heap"))
val ser = SerializationExtension(context.system)
var count = 0
def receive = {
// the first frame is the topic, second is the message
case m: ZMQMessage if m.firstFrameAsString == "health.heap"
val Heap(timestamp, used, max) = ser.deserialize(m.payload(1), classOf[Heap]).get
val Heap(timestamp, used, max) = ser.deserialize(m.payload(1),
classOf[Heap]).get
if ((used.toDouble / max) > 0.9) count += 1
else count = 0
if (count > 10) log.warning("Need more memory, using {} %", (100.0 * used / max))
if (count > 10) log.warning("Need more memory, using {} %",
(100.0 * used / max))
}
}
//#alerter
@ -109,7 +118,8 @@ class ZeromqDocSpec extends AkkaSpec("akka.loglevel=INFO") {
//#pub-socket
import akka.zeromq.ZeroMQExtension
val pubSocket = ZeroMQExtension(system).newSocket(SocketType.Pub, Bind("tcp://127.0.0.1:21231"))
val pubSocket = ZeroMQExtension(system).newSocket(SocketType.Pub,
Bind("tcp://127.0.0.1:21231"))
//#pub-socket
//#sub-socket
@ -121,11 +131,13 @@ class ZeromqDocSpec extends AkkaSpec("akka.loglevel=INFO") {
case _ //...
}
}))
val subSocket = ZeroMQExtension(system).newSocket(SocketType.Sub, Listener(listener), Connect("tcp://127.0.0.1:21231"), SubscribeAll)
val subSocket = ZeroMQExtension(system).newSocket(SocketType.Sub,
Listener(listener), Connect("tcp://127.0.0.1:21231"), SubscribeAll)
//#sub-socket
//#sub-topic-socket
val subTopicSocket = ZeroMQExtension(system).newSocket(SocketType.Sub, Listener(listener), Connect("tcp://127.0.0.1:21231"), Subscribe("foo.bar"))
val subTopicSocket = ZeroMQExtension(system).newSocket(SocketType.Sub,
Listener(listener), Connect("tcp://127.0.0.1:21231"), Subscribe("foo.bar"))
//#sub-topic-socket
//#unsub-topic-socket